physfs.c
author Ryan C. Gordon <icculus@icculus.org>
Sat, 07 Jul 2001 03:52:43 +0000
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/**
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 * PhysicsFS; a portable, flexible file i/o abstraction.
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 *
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 * Documentation is in physfs.h. It's verbose, honest.  :)
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 *
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 * Please see the file LICENSE in the source's root directory.
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 *
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 *  This file written by Ryan C. Gordon.
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 */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#include "physfs.h"
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#define __PHYSICSFS_INTERNAL__
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#include "physfs_internal.h"
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typedef struct __PHYSFS_ERRMSGTYPE__
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{
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    int tid;
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    int errorAvailable;
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    char errorString[80];
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    struct __PHYSFS_ERRMSGTYPE__ *next;
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} ErrMsg;
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typedef struct __PHYSFS_DIRINFO__
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{
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    char *dirName;
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    DirHandle *dirHandle;
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    struct __PHYSFS_DIRINFO__ *next;
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} DirInfo;
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typedef struct __PHYSFS_FILEHANDLELIST__
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{
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    PHYSFS_file *handle;
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    struct __PHYSFS_FILEHANDLELIST__ *next;
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} FileHandleList;
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/* The various i/o drivers... */
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#if (defined PHYSFS_SUPPORTS_ZIP)
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extern const PHYSFS_ArchiveInfo   __PHYSFS_ArchiveInfo_ZIP;
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extern const DirFunctions         __PHYSFS_DirFunctions_ZIP;
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#endif
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extern const DirFunctions  __PHYSFS_DirFunctions_DIR;
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static const PHYSFS_ArchiveInfo *supported_types[] =
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{
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#if (defined PHYSFS_SUPPORTS_ZIP)
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    &__PHYSFS_ArchiveInfo_ZIP,
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#endif
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    NULL
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};
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static const DirFunctions *dirFunctions[] =
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{
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#if (defined PHYSFS_SUPPORTS_ZIP)
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    &__PHYSFS_DirFunctions_ZIP,
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#endif
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    &__PHYSFS_DirFunctions_DIR,
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    NULL
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};
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/* General PhysicsFS state ... */
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static int initialized = 0;
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static ErrMsg *errorMessages = NULL;
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static DirInfo *searchPath = NULL;
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static DirInfo *writeDir = NULL;
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static FileHandleList *openWriteList = NULL;
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static FileHandleList *openReadList = NULL;
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static char *baseDir = NULL;
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static char *userDir = NULL;
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static int allowSymLinks = 0;
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/* functions ... */
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static ErrMsg *findErrorForCurrentThread(void)
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{
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    ErrMsg *i;
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    int tid;
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    if (errorMessages != NULL)
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    {
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        tid = __PHYSFS_platformGetThreadID();
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        for (i = errorMessages; i != NULL; i = i->next)
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        {
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            if (i->tid == tid)
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                return(i);
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        } /* for */
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    } /* if */
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    return(NULL);   /* no error available. */
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} /* findErrorForCurrentThread */
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void __PHYSFS_setError(const char *str)
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{
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    ErrMsg *err;
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    if (str == NULL)
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        return;
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    err = findErrorForCurrentThread();
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    if (err == NULL)
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    {
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        err = (ErrMsg *) malloc(sizeof (ErrMsg));
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        if (err == NULL)
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            return;   /* uhh...? */
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        err->tid = __PHYSFS_platformGetThreadID();
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        err->next = errorMessages;
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        errorMessages = err;
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    } /* if */
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    err->errorAvailable = 1;
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    strncpy(err->errorString, str, sizeof (err->errorString));
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    err->errorString[sizeof (err->errorString) - 1] = '\0';
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} /* __PHYSFS_setError */
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static void freeErrorMessages(void)
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{
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    ErrMsg *i;
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    ErrMsg *next;
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    for (i = errorMessages; i != NULL; i = next)
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    {
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        next = i;
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        free(i);
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    } /* for */
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} /* freeErrorMessages */
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const char *PHYSFS_getLastError(void)
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{
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    ErrMsg *err = findErrorForCurrentThread();
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    if ((err == NULL) || (!err->errorAvailable))
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        return(NULL);
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    err->errorAvailable = 0;
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    return(err->errorString);
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} /* PHYSFS_getLastError */
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void PHYSFS_getLinkedVersion(PHYSFS_Version *ver)
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{
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    if (ver != NULL)
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    {
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        ver->major = PHYSFS_VER_MAJOR;
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        ver->minor = PHYSFS_VER_MINOR;
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        ver->patch = PHYSFS_VER_PATCH;
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    } /* if */
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} /* PHYSFS_getLinkedVersion */
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static DirHandle *openDirectory(const char *d, int forWriting)
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{
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    const DirFunctions **i;
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    for (i = dirFunctions; *i != NULL; i++)
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    {
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        if ((*i)->isArchive(d, forWriting))
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            return( (*i)->openArchive(d, forWriting) );
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    } /* for */
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    __PHYSFS_setError(ERR_UNSUPPORTED_ARCHIVE);
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    return(NULL);
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} /* openDirectory */
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static DirInfo *buildDirInfo(const char *newDir, int forWriting)
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{
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    DirHandle *dirHandle = NULL;
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    DirInfo *di = NULL;
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    BAIL_IF_MACRO(newDir == NULL, ERR_INVALID_ARGUMENT, 0);
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    dirHandle = openDirectory(newDir, forWriting);
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    BAIL_IF_MACRO(dirHandle == NULL, NULL, 0);
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    di = (DirInfo *) malloc(sizeof (DirInfo));
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    if (di == NULL)
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        dirHandle->funcs->close(dirHandle);
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    BAIL_IF_MACRO(di == NULL, ERR_OUT_OF_MEMORY, 0);
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    di->dirName = (char *) malloc(strlen(newDir) + 1);
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    if (di->dirName == NULL)
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    {
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        free(di);
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        dirHandle->funcs->close(dirHandle);
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        __PHYSFS_setError(ERR_OUT_OF_MEMORY);
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        return(0);
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    } /* if */
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    di->next = NULL;
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    di->dirHandle = dirHandle;
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    strcpy(di->dirName, newDir);
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    return(di);
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} /* buildDirInfo */
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static int freeDirInfo(DirInfo *di, FileHandleList *openList)
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{
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    FileHandleList *i;
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    if (di == NULL)
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        return(1);
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    for (i = openList; i != NULL; i = i->next)
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    {
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        const DirHandle *h = ((FileHandle *) i->handle->opaque)->dirHandle;
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        BAIL_IF_MACRO(h == di->dirHandle, ERR_FILES_STILL_OPEN, 0);
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    } /* for */
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    di->dirHandle->funcs->close(di->dirHandle);
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    free(di->dirName);
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    free(di);
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    return(1);
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} /* freeDirInfo */
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static char *calculateUserDir(void)
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{
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    char *retval = NULL;
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    const char *str = NULL;
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    str = __PHYSFS_platformGetUserDir();
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    if (str != NULL)
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        retval = (char *) str;
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    else
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    {
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        const char *dirsep = PHYSFS_getDirSeparator();
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        const char *uname = __PHYSFS_platformGetUserName();
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        str = (uname != NULL) ? uname : "default";
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        retval = (char *) malloc(strlen(baseDir) + strlen(str) +
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                                 (strlen(dirsep) * 2) + 6);
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        if (retval == NULL)
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            __PHYSFS_setError(ERR_OUT_OF_MEMORY);
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        else
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            sprintf(retval, "%s%susers%s%s", baseDir, dirsep, dirsep, str);
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        if (uname != NULL)
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            free((void *) uname);
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    } /* else */
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    return(retval);
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} /* calculateUserDir */
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static char *calculateBaseDir(const char *argv0)
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{
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assert(0); return(NULL);
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} /* calculateBaseDir */
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int PHYSFS_init(const char *argv0)
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{
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    BAIL_IF_MACRO(initialized, ERR_IS_INITIALIZED, 0);
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    BAIL_IF_MACRO(argv0 == NULL, ERR_INVALID_ARGUMENT, 0);
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    baseDir = calculateBaseDir(argv0);
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    BAIL_IF_MACRO(baseDir == NULL, NULL, 0);
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    userDir = calculateUserDir();
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    if (userDir == NULL)
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    {
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        free(baseDir);
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        baseDir = NULL;
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        return(0);
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   286
    } /* if */
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    initialized = 1;
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    return(1);
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} /* PHYSFS_init */
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static int closeFileHandleList(FileHandleList **list)
11
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   294
{
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   295
    FileHandleList *i;
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   296
    FileHandleList *next = NULL;
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   297
    FileHandle *h;
11
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diff changeset
   298
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   299
    for (i = *list; i != NULL; i = next)
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diff changeset
   300
    {
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   301
        next = i->next;
15
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   302
        h = (FileHandle *) (i->handle->opaque);
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   303
        if (!h->funcs->close(i->handle->opaque))
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diff changeset
   304
        {
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   305
            *list = i;
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diff changeset
   306
            return(0);
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diff changeset
   307
        } /* if */
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diff changeset
   308
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diff changeset
   309
        free(i->handle);
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diff changeset
   310
        free(i);
11
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diff changeset
   311
    } /* for */
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   312
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diff changeset
   313
    *list = NULL;
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diff changeset
   314
    return(1);
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diff changeset
   315
} /* closeFileHandleList */
11
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   316
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   317
5
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   318
static void freeSearchPath(void)
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diff changeset
   319
{
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diff changeset
   320
    DirInfo *i;
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diff changeset
   321
    DirInfo *next = NULL;
5
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   322
11
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diff changeset
   323
    closeFileHandleList(&openReadList);
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diff changeset
   324
5
055ddaaabf85 Initial add; not yet completely implemented.
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parents:
diff changeset
   325
    if (searchPath != NULL)
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Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   326
    {
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parents:
diff changeset
   327
        for (i = searchPath; i != NULL; i = next)
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Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   328
        {
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   329
            next = i;
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diff changeset
   330
            freeDirInfo(i, openReadList);
5
055ddaaabf85 Initial add; not yet completely implemented.
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parents:
diff changeset
   331
        } /* for */
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parents:
diff changeset
   332
        searchPath = NULL;
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   333
    } /* if */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   334
} /* freeSearchPath */
055ddaaabf85 Initial add; not yet completely implemented.
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parents:
diff changeset
   335
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   336
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
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diff changeset
   337
int PHYSFS_deinit(void)
5
055ddaaabf85 Initial add; not yet completely implemented.
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parents:
diff changeset
   338
{
055ddaaabf85 Initial add; not yet completely implemented.
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parents:
diff changeset
   339
    BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, 0);
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   340
11
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diff changeset
   341
    closeFileHandleList(&openWriteList);
15
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diff changeset
   342
    BAIL_IF_MACRO(!PHYSFS_setWriteDir(NULL), ERR_FILES_STILL_OPEN, 0);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
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diff changeset
   343
5
055ddaaabf85 Initial add; not yet completely implemented.
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diff changeset
   344
    freeSearchPath();
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   345
    freeErrorMessages();
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   346
7
07d5e6e8259d More work. Getting better.
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diff changeset
   347
    if (baseDir != NULL)
11
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diff changeset
   348
    {
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   349
        free(baseDir);
11
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diff changeset
   350
        baseDir = NULL;
677e01f5109e Progress toward complete implementation continues...
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diff changeset
   351
    } /* if */
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diff changeset
   352
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Ryan C. Gordon <icculus@icculus.org>
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diff changeset
   353
    if (userDir != NULL)
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
   354
    {
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
   355
        free(userDir);
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
   356
        userDir = NULL;
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
   357
    } /* if */
7
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parents: 5
diff changeset
   358
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   359
    allowSymLinks = 0;
5
055ddaaabf85 Initial add; not yet completely implemented.
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parents:
diff changeset
   360
    initialized = 0;
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   361
    return(1);
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   362
} /* PHYSFS_deinit */
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parents:
diff changeset
   363
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   364
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   365
const PHYSFS_ArchiveInfo **PHYSFS_supportedArchiveTypes(void)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   366
{
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   367
    return(supported_types);
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   368
} /* PHYSFS_supportedArchiveTypes */
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parents:
diff changeset
   369
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   370
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   371
void PHYSFS_freeList(void *list)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   372
{
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   373
    void **i;
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   374
    for (i = (void **) list; *i != NULL; i++)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   375
        free(*i);
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   376
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   377
    free(list);
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   378
} /* PHYSFS_freeList */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   379
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   380
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   381
const char *PHYSFS_getDirSeparator(void)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   382
{
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   383
    return(__PHYSFS_platformDirSeparator);
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   384
} /* PHYSFS_getDirSeparator */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   385
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   386
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   387
char **PHYSFS_getCdRomDirs(void)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   388
{
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   389
    return(__PHYSFS_platformDetectAvailableCDs());
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   390
} /* PHYSFS_getCdRomDirs */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   391
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   392
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   393
const char *PHYSFS_getBaseDir(void)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   394
{
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   395
    return(baseDir);   /* this is calculated in PHYSFS_init()... */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   396
} /* PHYSFS_getBaseDir */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   397
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   398
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   399
const char *PHYSFS_getUserDir(void)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   400
{
11
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
   401
    return(userDir);   /* this is calculated in PHYSFS_init()... */
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   402
} /* PHYSFS_getUserDir */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   403
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   404
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   405
const char *PHYSFS_getWriteDir(void)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   406
{
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   407
    if (writeDir == NULL)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   408
        return(NULL);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   409
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   410
    return(writeDir->dirName);
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   411
} /* PHYSFS_getWriteDir */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   412
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   413
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   414
int PHYSFS_setWriteDir(const char *newDir)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   415
{
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   416
    if (writeDir != NULL)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   417
    {
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   418
        BAIL_IF_MACRO(!freeDirInfo(writeDir, openWriteList), NULL, 0);
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   419
        writeDir = NULL;
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   420
    } /* if */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   421
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   422
    if (newDir != NULL)
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   423
    {
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   424
        writeDir = buildDirInfo(newDir, 1);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   425
        return(writeDir != NULL);
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   426
    } /* if */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   427
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   428
    return(1);
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   429
} /* PHYSFS_setWriteDir */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   430
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   431
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   432
int PHYSFS_addToSearchPath(const char *newDir, int appendToPath)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   433
{
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   434
    DirInfo *di = buildDirInfo(newDir, 0);
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   435
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   436
    BAIL_IF_MACRO(di == NULL, NULL, 0);
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   437
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   438
    if (appendToPath)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   439
    {
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   440
        di->next = searchPath;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   441
        searchPath = di;
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   442
    } /* if */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   443
    else
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   444
    {
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   445
        DirInfo *i = searchPath;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   446
        DirInfo *prev = NULL;
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   447
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   448
        di->next = NULL;
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   449
        while (i != NULL)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   450
            prev = i;
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   451
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   452
        if (prev == NULL)
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   453
            searchPath = di;
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   454
        else
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   455
            prev->next = di;
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   456
    } /* else */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   457
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   458
    return(1);
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   459
} /* PHYSFS_addToSearchPath */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   460
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   461
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   462
int PHYSFS_removeFromSearchPath(const char *oldDir)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   463
{
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   464
    DirInfo *i;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   465
    DirInfo *prev = NULL;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   466
    DirInfo *next = NULL;
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   467
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   468
    BAIL_IF_MACRO(oldDir == NULL, ERR_INVALID_ARGUMENT, 0);
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   469
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   470
    for (i = searchPath; i != NULL; i = i->next)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   471
    {
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   472
        if (strcmp(i->dirName, oldDir) == 0)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   473
        {
11
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
   474
            next = i->next;
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   475
            BAIL_IF_MACRO(!freeDirInfo(i, openReadList), NULL, 0);
11
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
   476
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   477
            if (prev == NULL)
11
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
   478
                searchPath = next;
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   479
            else
11
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
   480
                prev->next = next;
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   481
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   482
            return(1);
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   483
        } /* if */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   484
        prev = i;
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   485
    } /* for */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   486
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   487
    __PHYSFS_setError(ERR_NOT_IN_SEARCH_PATH);
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   488
    return(0);
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   489
} /* PHYSFS_removeFromSearchPath */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   490
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   491
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   492
char **PHYSFS_getSearchPath(void)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   493
{
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   494
    int count = 1;
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   495
    int x;
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   496
    DirInfo *i;
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   497
    char **retval;
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   498
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   499
    for (i = searchPath; i != NULL; i = i->next)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   500
        count++;
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   501
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   502
    retval = (char **) malloc(sizeof (char *) * count);
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   503
    BAIL_IF_MACRO(!retval, ERR_OUT_OF_MEMORY, NULL);
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   504
    count--;
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   505
    retval[count] = NULL;
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   506
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   507
    for (i = searchPath, x = 0; x < count; i = i->next, x++)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   508
    {
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   509
        retval[x] = (char *) malloc(strlen(i->dirName) + 1);
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   510
        if (retval[x] == NULL)  /* this is friggin' ugly. */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   511
        {
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   512
            while (x > 0)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   513
            {
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   514
                x--;
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   515
                free(retval[x]);
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   516
            } /* while */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   517
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   518
            free(retval);
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   519
            __PHYSFS_setError(ERR_OUT_OF_MEMORY);
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   520
            return(NULL);
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   521
        } /* if */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   522
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   523
        strcpy(retval[x], i->dirName);
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   524
    } /* for */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   525
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   526
    return(retval);
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   527
} /* PHYSFS_getSearchPath */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   528
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   529
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   530
int PHYSFS_setSaneConfig(const char *appName, const char *archiveExt,
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   531
                         int includeCdRoms, int archivesFirst)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   532
{
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   533
    const char *basedir = PHYSFS_getBaseDir();
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   534
    const char *userdir = PHYSFS_getUserDir();
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   535
    const char *dirsep = PHYSFS_getDirSeparator();
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   536
    char *str;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   537
    int rc;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   538
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   539
        /* set write dir... */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   540
    str = malloc(strlen(userdir) + (strlen(appName) * 2) +
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   541
                 (strlen(dirsep) * 2) + 2);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   542
    BAIL_IF_MACRO(str == NULL, ERR_OUT_OF_MEMORY, 0);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   543
    sprintf(str, "%s%s.%s", userdir, dirsep, appName);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   544
    rc = PHYSFS_setWriteDir(str);
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   545
    BAIL_IF_MACRO(!rc, NULL, 0);
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   546
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   547
        /* Put write dir related dirs on search path... */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   548
    PHYSFS_addToSearchPath(str, 1);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   549
    PHYSFS_mkdir(appName); /* don't care if this fails. */
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   550
    strcat(str, dirsep);
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   551
    strcat(str, appName);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   552
    PHYSFS_addToSearchPath(str, 1);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   553
    free(str);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   554
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   555
        /* Put base path stuff on search path... */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   556
    PHYSFS_addToSearchPath(basedir, 1);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   557
    str = malloc(strlen(basedir) + (strlen(appName) * 2) +
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   558
                 (strlen(dirsep) * 2) + 2);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   559
    if (str != NULL)
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   560
    {
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   561
        sprintf(str, "%s%s.%s", basedir, dirsep, appName);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   562
        PHYSFS_addToSearchPath(str, 1);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   563
        free(str);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   564
    } /* if */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   565
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   566
        /* handle CD-ROMs... */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   567
    if (includeCdRoms)
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   568
    {
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   569
        char **cds = PHYSFS_getCdRomDirs();
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   570
        char **i;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   571
        for (i = cds; *i != NULL; i++)
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   572
        {
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   573
            PHYSFS_addToSearchPath(*i, 1);
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   574
            str = malloc(strlen(*i) + strlen(appName) + strlen(dirsep) + 1);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   575
            if (str != NULL)
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   576
            {
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   577
                sprintf(str, "%s%s%s", *i, dirsep, appName);
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   578
                PHYSFS_addToSearchPath(str, 1);
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   579
                free(str);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   580
            } /* if */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   581
        } /* for */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   582
        PHYSFS_freeList(cds);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   583
    } /* if */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   584
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   585
        /* Root out archives, and add them to search path... */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   586
    if (archiveExt != NULL)
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   587
    {
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   588
        char **rc = PHYSFS_enumerateFiles("");
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   589
        char **i;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   590
        int extlen = strlen(archiveExt);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   591
        char *ext;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   592
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   593
        for (i = rc; *i != NULL; i++)
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   594
        {
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   595
            int l = strlen(*i);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   596
            if ((l > extlen) && ((*i)[l - extlen - 1] == '.'));
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   597
            {
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   598
                ext = (*i) + (l - extlen);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   599
                if (__PHYSFS_platformStricmp(ext, archiveExt) == 0)
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   600
                {
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   601
                    const char *d = PHYSFS_getRealDir(*i);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   602
                    str = malloc(strlen(d) + strlen(dirsep) + l + 1);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   603
                    if (str != NULL)
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   604
                    {
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   605
                        sprintf(str, "%s%s%s", d, dirsep, *i);
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   606
                        PHYSFS_addToSearchPath(str, archivesFirst == 0);
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   607
                        free(str);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   608
                    } /* if */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   609
                } /* if */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   610
            } /* if */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   611
        } /* for */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   612
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   613
        PHYSFS_freeList(rc);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   614
    } /* if */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   615
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   616
    return(1);
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   617
} /* PHYSFS_setSaneConfig */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   618
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   619
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   620
void PHYSFS_permitSymbolicLinks(int allow)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   621
{
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   622
    allowSymLinks = allow;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   623
} /* PHYSFS_permitSymbolicLinks */
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   624
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   625
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   626
/* string manipulation in C makes my ass itch. */
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   627
char *__PHYSFS_convertToDependentNotation(const char *prepend,
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   628
                                          const char *dirName,
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   629
                                          const char *append)
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   630
{
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   631
    const char *dirsep = PHYSFS_getDirSeparator();
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   632
    int sepsize = strlen(dirsep);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   633
    char *str;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   634
    char *i1;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   635
    char *i2;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   636
    size_t allocSize;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   637
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   638
    allocSize = strlen(dirName) + 1;
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   639
    if (prepend != NULL)
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   640
        allocSize += strlen(prepend) + sepsize;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   641
    if (append != NULL)
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   642
        allocSize += strlen(append) + sepsize;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   643
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   644
        /* make sure there's enough space if the dir separator is bigger. */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   645
    if (sepsize > 1)
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   646
    {
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   647
        str = (char *) dirName;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   648
        do
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   649
        {
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   650
            str = strchr(str, '/');
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   651
            if (str != NULL)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   652
            {
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   653
                allocSize += (sepsize - 1);
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   654
                str++;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   655
            } /* if */
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   656
        } while (str != NULL);
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   657
    } /* if */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   658
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   659
    str = (char *) malloc(allocSize);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   660
    BAIL_IF_MACRO(str == NULL, ERR_OUT_OF_MEMORY, NULL);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   661
    *str = '\0';
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   662
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   663
    if (prepend)
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   664
    {
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   665
        strcpy(str, prepend);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   666
        strcat(str, dirsep);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   667
    } /* if */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   668
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   669
    for (i1 = (char *) dirName, i2 = str + strlen(str); *i1; i1++, i2++)
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   670
    {
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   671
        if (*i1 == '/')
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   672
        {
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   673
            strcpy(i2, dirsep);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   674
            i2 += sepsize;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   675
        } /* if */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   676
        else
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   677
        {
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   678
            *i2 = *i1;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   679
        } /* else */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   680
    } /* for */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   681
    *i2 = '\0';
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   682
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   683
    if (append)
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   684
    {
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   685
        strcat(str, dirsep);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   686
        strcpy(str, append);
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   687
    } /* if */
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   688
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   689
    return(str);
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   690
} /* __PHYSFS_convertToDependentNotation */
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   691
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   692
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   693
int __PHYSFS_verifySecurity(DirHandle *h, const char *fname)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   694
{
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   695
    int retval = 1;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   696
    char *start;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   697
    char *end;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   698
    char *str;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   699
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   700
    start = str = malloc(strlen(fname) + 1);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   701
    BAIL_IF_MACRO(str == NULL, ERR_OUT_OF_MEMORY, 0);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   702
    strcpy(str, fname);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   703
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   704
    while (1)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   705
    {
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   706
        end = strchr(start, '/');
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   707
        if (end != NULL)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   708
            *end = '\0';
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   709
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   710
        if ( (strcmp(start, ".") == 0) ||
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   711
             (strcmp(start, "..") == 0) ||
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   712
             (strchr(start, ':') != NULL) )
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   713
        {
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   714
            __PHYSFS_setError(ERR_INSECURE_FNAME);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   715
            retval = 0;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   716
            break;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   717
        } /* if */
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   718
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   719
        if ((!allowSymLinks) && (h->funcs->isSymLink(h, str)))
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   720
        {
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   721
            __PHYSFS_setError(ERR_SYMLINK_DISALLOWED);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   722
            retval = 0;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   723
            break;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   724
        } /* if */
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   725
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   726
        if (end == NULL)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   727
            break;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   728
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   729
        *end = '/';
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   730
        start = end + 1;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   731
    } /* while */
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   732
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   733
    free(str);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   734
    return(retval);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   735
} /* __PHYSFS_verifySecurity */
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   736
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   737
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   738
int PHYSFS_mkdir(const char *dirName)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   739
{
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   740
    DirHandle *h;
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   741
    char *str;
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   742
    char *start;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   743
    char *end;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   744
    int retval = 0;
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   745
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   746
    BAIL_IF_MACRO(writeDir == NULL, ERR_NO_WRITE_DIR, 0);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   747
    h = writeDir->dirHandle;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   748
    BAIL_IF_MACRO(h->funcs->mkdir == NULL, ERR_NOT_SUPPORTED, 0);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   749
    BAIL_IF_MACRO(!__PHYSFS_verifySecurity(h, dirName), NULL, 0);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   750
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   751
    start = str = malloc(strlen(dirName) + 1);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   752
    BAIL_IF_MACRO(str == NULL, ERR_OUT_OF_MEMORY, 0);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   753
    strcpy(str, dirName);
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   754
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   755
    while (1)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   756
    {
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   757
        end = strchr(start, '/');
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   758
        if (end != NULL)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   759
            *end = '\0';
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   760
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   761
        retval = h->funcs->mkdir(h, str);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   762
        if (!retval)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   763
            break;
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   764
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   765
        if (end == NULL)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   766
            break;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   767
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   768
        *end = '/';
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   769
        start = end + 1;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   770
    } /* while */
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   771
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
   772
    free(str);
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   773
    return(retval);
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   774
} /* PHYSFS_mkdir */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   775
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   776
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   777
int PHYSFS_delete(const char *fname)
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   778
{
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   779
    DirHandle *h;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   780
    BAIL_IF_MACRO(writeDir == NULL, ERR_NO_WRITE_DIR, 0);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   781
    h = writeDir->dirHandle;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   782
    BAIL_IF_MACRO(h->funcs->remove == NULL, ERR_NOT_SUPPORTED, 0);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   783
    BAIL_IF_MACRO(!__PHYSFS_verifySecurity(h, fname), NULL, 0);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   784
    return(h->funcs->remove(h, fname));
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   785
} /* PHYSFS_delete */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   786
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   787
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   788
const char *PHYSFS_getRealDir(const char *filename)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   789
{
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   790
    DirInfo *i;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   791
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   792
    for (i = searchPath; i != NULL; i = i->next)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   793
    {
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   794
        DirHandle *h = i->dirHandle;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   795
        if (__PHYSFS_verifySecurity(h, filename))
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   796
        {
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   797
            if (h->funcs->exists(h, filename))
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   798
                return(i->dirName);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   799
        } /* if */
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   800
    } /* for */
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   801
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   802
    return(NULL);
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   803
} /* PHYSFS_getRealDir */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   804
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   805
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   806
static int countList(LinkedStringList *list)
12
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   807
{
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   808
    int retval = 0;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   809
    LinkedStringList *i;
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   810
12
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   811
    assert(list != NULL);
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   812
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   813
    for (i = list; i != NULL; i = i->next)
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   814
        retval++;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   815
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   816
    return(retval);
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   817
} /* countList */
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   818
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   819
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   820
static char **convertStringListToPhysFSList(LinkedStringList *finalList)
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   821
{
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   822
    int i;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   823
    LinkedStringList *next = NULL;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   824
    int len = countList(finalList);
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   825
    char **retval = (char **) malloc((len + 1) * sizeof (char *));
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   826
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   827
    if (retval == NULL)
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   828
        __PHYSFS_setError(ERR_OUT_OF_MEMORY);
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   829
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   830
    for (i = 0; i < len; i++)
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   831
    {
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   832
        next = finalList->next;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   833
        if (retval == NULL)
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   834
            free(finalList->str);
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   835
        else
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   836
            retval[i] = finalList->str;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   837
        free(finalList);
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   838
        finalList = next;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   839
    } /* for */
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   840
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   841
    if (retval != NULL);
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   842
        retval[i] = NULL;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   843
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   844
    return(retval);
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   845
} /* convertStringListToPhysFSList */
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   846
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   847
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   848
static void insertStringListItem(LinkedStringList **final,
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   849
                                 LinkedStringList *item)
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   850
{
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   851
    LinkedStringList *i;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   852
    LinkedStringList *prev = NULL;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   853
    int rc;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   854
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   855
    for (i = *final; i != NULL; i = i->next)
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   856
    {
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   857
        rc = strcmp(i->str, item->str);
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   858
        if (rc == 0)      /* already in list. */
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   859
        {
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   860
            free(item->str);
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   861
            free(item);
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   862
            return;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   863
        } /* if */
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   864
        else if (rc > 0)  /* insertion point. */
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   865
        {
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   866
            if (prev == NULL)
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   867
                *final = item;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   868
            else
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   869
                prev->next = item;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   870
            item->next = i;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   871
            return;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   872
        } /* else if */
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   873
        prev = i;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   874
    } /* for */
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   875
} /* insertStringListItem */
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   876
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   877
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   878
/* if we run out of memory anywhere in here, we give back what we can. */
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   879
static void interpolateStringLists(LinkedStringList **final,
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   880
                                    LinkedStringList *newList)
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   881
{
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   882
    LinkedStringList *next = NULL;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   883
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   884
    while (newList != NULL)
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   885
    {
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   886
        next = newList->next;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   887
        insertStringListItem(final, newList);
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   888
        newList = next;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   889
    } /* while */
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   890
} /* interpolateStringLists */
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   891
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   892
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   893
char **PHYSFS_enumerateFiles(const char *path)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   894
{
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   895
    DirInfo *i;
12
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   896
    char **retval = NULL;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   897
    LinkedStringList *rc;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   898
    LinkedStringList *finalList = NULL;
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   899
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   900
    for (i = searchPath; i != NULL; i = i->next)
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   901
    {
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   902
        DirHandle *h = i->dirHandle;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   903
        if (__PHYSFS_verifySecurity(h, path))
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   904
        {
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   905
            rc = h->funcs->enumerateFiles(h, path);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   906
            interpolateStringLists(&finalList, rc);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   907
        } /* if */
12
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   908
    } /* for */
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   909
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   910
    retval = convertStringListToPhysFSList(finalList);
a4041c91d715 Redesign of enumerateFiles code. More efficient and clean, less memory
Ryan C. Gordon <icculus@icculus.org>
parents: 11
diff changeset
   911
    return(retval);
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   912
} /* PHYSFS_enumerateFiles */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   913
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   914
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   915
int PHYSFS_exists(const char *fname)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   916
{
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   917
    return(PHYSFS_getRealDir(fname) != NULL);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   918
} /* PHYSFS_exists */
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   919
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   920
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   921
int PHYSFS_isDirectory(const char *fname)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   922
{
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   923
    DirInfo *i;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   924
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   925
    for (i = searchPath; i != NULL; i = i->next)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   926
    {
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   927
        DirHandle *h = i->dirHandle;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   928
        if (__PHYSFS_verifySecurity(h, fname))
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   929
        {
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   930
            if (h->funcs->exists(h, fname))
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   931
                return(h->funcs->isDirectory(h, fname));
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   932
        } /* if */
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   933
    } /* for */
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   934
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   935
    return(0);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   936
} /* PHYSFS_isDirectory */
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   937
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   938
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   939
int PHYSFS_isSymbolicLink(const char *fname)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   940
{
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   941
    DirInfo *i;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   942
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   943
    if (!allowSymLinks)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   944
        return(0);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   945
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   946
    for (i = searchPath; i != NULL; i = i->next)
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   947
    {
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   948
        DirHandle *h = i->dirHandle;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   949
        if (__PHYSFS_verifySecurity(h, fname))
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   950
        {
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   951
            if (h->funcs->exists(h, fname))
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   952
                return(h->funcs->isSymLink(h, fname));
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   953
        } /* if */
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   954
    } /* for */
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   955
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   956
    return(0);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   957
} /* PHYSFS_isSymbolicLink */
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   958
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   959
/**
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   960
 * Open a file for writing, in platform-independent notation and in relation
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   961
 *  to the write path as the root of the writable filesystem. The specified
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   962
 *  file is created if it doesn't exist. If it does exist, it is truncated to
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   963
 *  zero bytes, and the writing offset is set to the start.
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   964
 *
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   965
 *   @param filename File to open.
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   966
 *  @return A valid PhysicsFS filehandle on success, NULL on error. Specifics
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   967
 *           of the error can be gleaned from PHYSFS_getLastError().
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   968
 */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   969
PHYSFS_file *PHYSFS_openWrite(const char *filename)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   970
{
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   971
return NULL;
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   972
} /* PHYSFS_openWrite */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   973
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   974
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   975
/**
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   976
 * Open a file for writing, in platform-independent notation and in relation
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   977
 *  to the write path as the root of the writable filesystem. The specified
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   978
 *  file is created if it doesn't exist. If it does exist, the writing offset
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   979
 *  is set to the end of the file, so the first write will be the byte after
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   980
 *  the end.
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   981
 *
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   982
 *   @param filename File to open.
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   983
 *  @return A valid PhysicsFS filehandle on success, NULL on error. Specifics
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   984
 *           of the error can be gleaned from PHYSFS_getLastError().
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   985
 */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   986
PHYSFS_file *PHYSFS_openAppend(const char *filename)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   987
{
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
   988
return NULL;
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   989
} /* PHYSFS_openAppend */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   990
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   991
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   992
/**
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   993
 * Open a file for reading, in platform-independent notation. The search path
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   994
 *  is checked one at a time until a matching file is found, in which case an
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   995
 *  abstract filehandle is associated with it, and reading may be done.
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   996
 *  The reading offset is set to the first byte of the file.
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   997
 *
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   998
 *   @param filename File to open.
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   999
 *  @return A valid PhysicsFS filehandle on success, NULL on error. Specifics
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1000
 *           of the error can be gleaned from PHYSFS_getLastError().
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1001
 */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1002
PHYSFS_file *PHYSFS_openRead(const char *filename)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1003
{
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
  1004
return NULL;
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1005
} /* PHYSFS_openRead */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1006
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1007
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1008
int PHYSFS_close(PHYSFS_file *handle)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1009
{
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
  1010
    FileHandle *h = (FileHandle *) handle->opaque;
11
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1011
    FileHandleList *i;
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
  1012
    FileHandleList *prev;
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
  1013
    FileHandleList **_lists[] = { &openWriteList, &openReadList, NULL };
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
  1014
    FileHandleList ***lists = _lists;  /* gay. */
11
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1015
    int rc;
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1016
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1017
    while (lists != NULL)
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1018
    {
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
  1019
        for (i = *(*lists), prev = NULL; i != NULL; prev = i, i = i->next)
11
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1020
        {
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
  1021
            if (((FileHandle *) i->handle->opaque) == h)
11
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1022
            {
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
  1023
                rc = h->funcs->close(h);
11
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1024
                if (!rc)
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1025
                    return(0);
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1026
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1027
                if (prev == NULL)
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
  1028
                    *(*lists) = i->next;
11
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1029
                else
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1030
                    prev->next = i->next;
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1031
                free(i);
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1032
                free(handle);
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1033
                return(1);
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1034
            } /* if */
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1035
        } /* for */
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1036
        lists++;
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1037
    } /* while */
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1038
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
  1039
    __PHYSFS_setError(ERR_NOT_A_HANDLE);
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
  1040
    return(0);
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1041
} /* PHYSFS_close */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1042
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1043
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1044
int PHYSFS_read(PHYSFS_file *handle, void *buffer,
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1045
                unsigned int objSize, unsigned int objCount)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1046
{
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
  1047
    FileHandle *h = (FileHandle *) handle->opaque;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
  1048
    assert(h != NULL);
11
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1049
    assert(h->funcs != NULL);
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1050
    BAIL_IF_MACRO(h->funcs->read == NULL, ERR_NOT_SUPPORTED, -1);
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1051
    return(h->funcs->read(h, buffer, objSize, objCount));
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1052
} /* PHYSFS_read */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1053
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1054
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1055
int PHYSFS_write(PHYSFS_file *handle, void *buffer,
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1056
                 unsigned int objSize, unsigned int objCount)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1057
{
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
  1058
    FileHandle *h = (FileHandle *) handle->opaque;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
  1059
    assert(h != NULL);
11
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1060
    assert(h->funcs != NULL);
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1061
    BAIL_IF_MACRO(h->funcs->write == NULL, ERR_NOT_SUPPORTED, -1);
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1062
    return(h->funcs->write(h, buffer, objSize, objCount));
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1063
} /* PHYSFS_write */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1064
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1065
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1066
int PHYSFS_eof(PHYSFS_file *handle)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1067
{
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
  1068
    FileHandle *h = (FileHandle *) handle->opaque;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
  1069
    assert(h != NULL);
11
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1070
    assert(h->funcs != NULL);
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1071
    BAIL_IF_MACRO(h->funcs->eof == NULL, ERR_NOT_SUPPORTED, -1);
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1072
    return(h->funcs->eof(h));
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1073
} /* PHYSFS_eof */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1074
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1075
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1076
int PHYSFS_tell(PHYSFS_file *handle)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1077
{
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
  1078
    FileHandle *h = (FileHandle *) handle->opaque;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
  1079
    assert(h != NULL);
11
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1080
    assert(h->funcs != NULL);
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1081
    BAIL_IF_MACRO(h->funcs->tell == NULL, ERR_NOT_SUPPORTED, -1);
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1082
    return(h->funcs->tell(h));
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1083
} /* PHYSFS_tell */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1084
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1085
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1086
int PHYSFS_seek(PHYSFS_file *handle, int pos)
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1087
{
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
  1088
    FileHandle *h = (FileHandle *) handle->opaque;
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
  1089
    assert(h != NULL);
11
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1090
    assert(h->funcs != NULL);
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1091
    BAIL_IF_MACRO(h->funcs->seek == NULL, ERR_NOT_SUPPORTED, 0);
677e01f5109e Progress toward complete implementation continues...
Ryan C. Gordon <icculus@icculus.org>
parents: 7
diff changeset
  1092
    return(h->funcs->seek(h, pos));
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1093
} /* PHYSFS_seek */
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1094
15
418eacc97ac8 Tons of updates. Mostly implemented. Mostly compiling.
Ryan C. Gordon <icculus@icculus.org>
parents: 12
diff changeset
  1095
7
07d5e6e8259d More work. Getting better.
Ryan C. Gordon <icculus@icculus.org>
parents: 5
diff changeset
  1096
/* end of physfs.c ... */
5
055ddaaabf85 Initial add; not yet completely implemented.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
  1097