platform/posix.c
author Ryan C. Gordon <icculus@icculus.org>
Sun, 18 Sep 2005 21:44:42 +0000
changeset 754 e7cd7411eadf
parent 747 3da194b12f43
child 763 efadd9cdb6a4
permissions -rw-r--r--
API BREAKAGE: Changed PHYSFS_enumerateFilesCallback() to pass the originally requested directory back to the app.
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/*
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 * Posix-esque support routines for PhysicsFS.
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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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#if HAVE_CONFIG_H
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#  include <config.h>
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#endif
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#if ((!defined WIN32) && (!defined OS2))
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#if (defined __STRICT_ANSI__)
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#define __PHYSFS_DOING_STRICT_ANSI__
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#endif
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/*
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 * We cheat a little: I want the symlink version of stat() (lstat), and
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 *  GCC/Linux will not declare it if compiled with the -ansi flag.
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 *  If you are really lacking symlink support on your platform,
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 *  you should #define __PHYSFS_NO_SYMLINKS__ before compiling this
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 *  file. That will open a security hole, though, if you really DO have
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 *  symlinks on your platform; it renders PHYSFS_permitSymbolicLinks(0)
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 *  useless, since every symlink will be reported as a regular file/dir.
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 */
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#if (defined __PHYSFS_DOING_STRICT_ANSI__)
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#undef __STRICT_ANSI__
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#endif
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#include <stdio.h>
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#if (defined __PHYSFS_DOING_STRICT_ANSI__)
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#define __STRICT_ANSI__
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#endif
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <ctype.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <pwd.h>
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#include <dirent.h>
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#include <errno.h>
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#include <fcntl.h>
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#ifdef PHYSFS_HAVE_LLSEEK
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#include <linux/unistd.h>
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#endif
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#define __PHYSICSFS_INTERNAL__
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#include "physfs_internal.h"
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char *__PHYSFS_platformCopyEnvironmentVariable(const char *varname)
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{
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    const char *envr = getenv(varname);
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    char *retval = NULL;
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    if (envr != NULL)
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    {
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        retval = (char *) allocator.Malloc(strlen(envr) + 1);
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        if (retval != NULL)
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            strcpy(retval, envr);
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    } /* if */
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    return(retval);
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} /* __PHYSFS_platformCopyEnvironmentVariable */
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static char *getUserNameByUID(void)
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{
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    uid_t uid = getuid();
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    struct passwd *pw;
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    char *retval = NULL;
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    pw = getpwuid(uid);
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    if ((pw != NULL) && (pw->pw_name != NULL))
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    {
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        retval = (char *) allocator.Malloc(strlen(pw->pw_name) + 1);
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        if (retval != NULL)
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            strcpy(retval, pw->pw_name);
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    } /* if */
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    return(retval);
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} /* getUserNameByUID */
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static char *getUserDirByUID(void)
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{
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    uid_t uid = getuid();
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    struct passwd *pw;
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    char *retval = NULL;
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    pw = getpwuid(uid);
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    if ((pw != NULL) && (pw->pw_dir != NULL))
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    {
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        retval = (char *) allocator.Malloc(strlen(pw->pw_dir) + 1);
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        if (retval != NULL)
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            strcpy(retval, pw->pw_dir);
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    } /* if */
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    return(retval);
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} /* getUserDirByUID */
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char *__PHYSFS_platformGetUserName(void)
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{
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    char *retval = getUserNameByUID();
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    if (retval == NULL)
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        retval = __PHYSFS_platformCopyEnvironmentVariable("USER");
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    return(retval);
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} /* __PHYSFS_platformGetUserName */
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char *__PHYSFS_platformGetUserDir(void)
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{
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    char *retval = __PHYSFS_platformCopyEnvironmentVariable("HOME");
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    if (retval == NULL)
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        retval = getUserDirByUID();
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    return(retval);
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} /* __PHYSFS_platformGetUserDir */
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/* -ansi and -pedantic flags prevent use of strcasecmp() on Linux. */
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int __PHYSFS_platformStricmp(const char *x, const char *y)
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{
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    int ux, uy;
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    do
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    {
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        ux = toupper((int) *x);
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        uy = toupper((int) *y);
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        if (ux != uy)
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            return((ux > uy) ? 1 : -1);
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        x++;
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        y++;
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    } while ((ux) && (uy));
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    return(0);
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} /* __PHYSFS_platformStricmp */
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int __PHYSFS_platformStrnicmp(const char *x, const char *y, PHYSFS_uint32 len)
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{
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    int ux, uy;
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    if (!len)
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        return(0);
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    do
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    {
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        ux = toupper((int) *x);
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        uy = toupper((int) *y);
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        if (ux != uy)
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            return((ux > uy) ? 1 : -1);
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        x++;
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        y++;
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        len--;
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    } while ((ux) && (uy) && (len));
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381b6ca0dd85 Added internal function __PHYSFS_platformStrnicmp().
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    return(0);
381b6ca0dd85 Added internal function __PHYSFS_platformStrnicmp().
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   163
} /* __PHYSFS_platformStrnicmp */
381b6ca0dd85 Added internal function __PHYSFS_platformStrnicmp().
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381b6ca0dd85 Added internal function __PHYSFS_platformStrnicmp().
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   165
467
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#if (defined __PHYSFS_NO_SYMLINKS__)
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#define doStat stat
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#else
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#define doStat lstat
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#endif
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235
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int __PHYSFS_platformExists(const char *fname)
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{
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    struct stat statbuf;
467
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    BAIL_IF_MACRO(doStat(fname, &statbuf) == -1, strerror(errno), 0);
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   176
    return(1);
235
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} /* __PHYSFS_platformExists */
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int __PHYSFS_platformIsSymLink(const char *fname)
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{
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#if (defined __PHYSFS_NO_SYMLINKS__)
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    return(0);
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#else
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    struct stat statbuf;
467
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   186
    BAIL_IF_MACRO(lstat(fname, &statbuf) == -1, strerror(errno), 0);
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   187
    return( (S_ISLNK(statbuf.st_mode)) ? 1 : 0 );
235
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#endif
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} /* __PHYSFS_platformIsSymlink */
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   191
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   192
int __PHYSFS_platformIsDirectory(const char *fname)
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{
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   194
    struct stat statbuf;
467
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   195
    BAIL_IF_MACRO(stat(fname, &statbuf) == -1, strerror(errno), 0);
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   196
    return( (S_ISDIR(statbuf.st_mode)) ? 1 : 0 );
235
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   197
} /* __PHYSFS_platformIsDirectory */
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   199
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   200
char *__PHYSFS_platformCvtToDependent(const char *prepend,
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   201
                                      const char *dirName,
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   202
                                      const char *append)
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   203
{
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   204
    int len = ((prepend) ? strlen(prepend) : 0) +
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              ((append) ? strlen(append) : 0) +
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              strlen(dirName) + 1;
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   207
    char *retval = (char *) allocator.Malloc(len);
235
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   208
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   209
    BAIL_IF_MACRO(retval == NULL, ERR_OUT_OF_MEMORY, NULL);
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   210
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   211
    /* platform-independent notation is Unix-style already.  :)  */
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   212
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   213
    if (prepend)
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   214
        strcpy(retval, prepend);
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   215
    else
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   216
        retval[0] = '\0';
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   217
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   218
    strcat(retval, dirName);
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   219
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   220
    if (append)
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   221
        strcat(retval, append);
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   222
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   223
    return(retval);
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   224
} /* __PHYSFS_platformCvtToDependent */
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   225
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   227
657
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
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   228
void __PHYSFS_platformEnumerateFiles(const char *dirname,
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   229
                                     int omitSymLinks,
754
e7cd7411eadf API BREAKAGE: Changed PHYSFS_enumerateFilesCallback() to pass the originally
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   230
                                     PHYSFS_EnumFilesCallback callback,
e7cd7411eadf API BREAKAGE: Changed PHYSFS_enumerateFilesCallback() to pass the originally
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   231
                                     const char *origdir,
657
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   232
                                     void *callbackdata)
235
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   233
{
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   234
    DIR *dir;
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Ryan C. Gordon <icculus@icculus.org>
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   235
    struct dirent *ent;
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diff changeset
   236
    int bufsize = 0;
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diff changeset
   237
    char *buf = NULL;
4ad12914f652 Initial add.
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diff changeset
   238
    int dlen = 0;
4ad12914f652 Initial add.
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diff changeset
   239
657
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
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   240
    if (omitSymLinks)  /* !!! FIXME: this malloc sucks. */
235
4ad12914f652 Initial add.
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diff changeset
   241
    {
4ad12914f652 Initial add.
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   242
        dlen = strlen(dirname);
4ad12914f652 Initial add.
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diff changeset
   243
        bufsize = dlen + 256;
691
71d9affe0d8a All memory management now goes through allocation hooks instead of directly to
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diff changeset
   244
        buf = (char *) allocator.Malloc(bufsize);
657
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
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diff changeset
   245
        if (buf == NULL)
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
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diff changeset
   246
            return;
235
4ad12914f652 Initial add.
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diff changeset
   247
        strcpy(buf, dirname);
4ad12914f652 Initial add.
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diff changeset
   248
        if (buf[dlen - 1] != '/')
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   249
        {
4ad12914f652 Initial add.
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diff changeset
   250
            buf[dlen++] = '/';
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Ryan C. Gordon <icculus@icculus.org>
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diff changeset
   251
            buf[dlen] = '\0';
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diff changeset
   252
        } /* if */
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Ryan C. Gordon <icculus@icculus.org>
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diff changeset
   253
    } /* if */
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diff changeset
   254
4ad12914f652 Initial add.
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diff changeset
   255
    errno = 0;
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diff changeset
   256
    dir = opendir(dirname);
4ad12914f652 Initial add.
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parents:
diff changeset
   257
    if (dir == NULL)
4ad12914f652 Initial add.
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parents:
diff changeset
   258
    {
4ad12914f652 Initial add.
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diff changeset
   259
        if (buf != NULL)
691
71d9affe0d8a All memory management now goes through allocation hooks instead of directly to
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   260
            allocator.Free(buf);
657
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
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diff changeset
   261
        return;
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   262
    } /* if */
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Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   263
362
ac8c846a0a66 Changed enumeration code to use __PHYSFS_addToLinkedStringList().
Ryan C. Gordon <icculus@icculus.org>
parents: 310
diff changeset
   264
    while ((ent = readdir(dir)) != NULL)
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   265
    {
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   266
        if (strcmp(ent->d_name, ".") == 0)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   267
            continue;
4ad12914f652 Initial add.
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parents:
diff changeset
   268
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   269
        if (strcmp(ent->d_name, "..") == 0)
4ad12914f652 Initial add.
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parents:
diff changeset
   270
            continue;
4ad12914f652 Initial add.
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parents:
diff changeset
   271
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   272
        if (omitSymLinks)
4ad12914f652 Initial add.
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parents:
diff changeset
   273
        {
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   274
            char *p;
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   275
            int len = strlen(ent->d_name) + dlen + 1;
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   276
            if (len > bufsize)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   277
            {
691
71d9affe0d8a All memory management now goes through allocation hooks instead of directly to
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diff changeset
   278
                p = (char *) allocator.Realloc(buf, len);
235
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Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   279
                if (p == NULL)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   280
                    continue;
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   281
                buf = p;
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   282
                bufsize = len;
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   283
            } /* if */
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diff changeset
   284
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   285
            strcpy(buf + dlen, ent->d_name);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   286
            if (__PHYSFS_platformIsSymLink(buf))
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   287
                continue;
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   288
        } /* if */
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Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   289
754
e7cd7411eadf API BREAKAGE: Changed PHYSFS_enumerateFilesCallback() to pass the originally
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diff changeset
   290
        callback(callbackdata, origdir, ent->d_name);
235
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Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   291
    } /* while */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   292
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   293
    if (buf != NULL)
691
71d9affe0d8a All memory management now goes through allocation hooks instead of directly to
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diff changeset
   294
        allocator.Free(buf);
235
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Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   295
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   296
    closedir(dir);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   297
} /* __PHYSFS_platformEnumerateFiles */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   298
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   299
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   300
char *__PHYSFS_platformCurrentDir(void)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   301
{
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   302
    int allocSize = 0;
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   303
    char *retval = NULL;
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   304
    char *ptr;
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   305
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   306
    do
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   307
    {
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   308
        allocSize += 100;
691
71d9affe0d8a All memory management now goes through allocation hooks instead of directly to
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   309
        ptr = (char *) allocator.Realloc(retval, allocSize);
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   310
        if (ptr == NULL)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   311
        {
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   312
            if (retval != NULL)
691
71d9affe0d8a All memory management now goes through allocation hooks instead of directly to
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
   313
                allocator.Free(retval);
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   314
            BAIL_MACRO(ERR_OUT_OF_MEMORY, NULL);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   315
        } /* if */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   316
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   317
        retval = ptr;
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   318
        ptr = getcwd(retval, allocSize);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   319
    } while (ptr == NULL && errno == ERANGE);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   320
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   321
    if (ptr == NULL && errno)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   322
    {
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   323
            /*
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   324
             * getcwd() failed for some reason, for example current
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   325
             * directory not existing.
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   326
             */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   327
        if (retval != NULL)
691
71d9affe0d8a All memory management now goes through allocation hooks instead of directly to
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   328
            allocator.Free(retval);
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   329
        BAIL_MACRO(ERR_NO_SUCH_FILE, NULL);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   330
    } /* if */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   331
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   332
    return(retval);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   333
} /* __PHYSFS_platformCurrentDir */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   334
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   335
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   336
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   337
int __PHYSFS_platformMkDir(const char *path)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   338
{
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   339
    int rc;
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   340
    errno = 0;
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   341
    rc = mkdir(path, S_IRWXU);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   342
    BAIL_IF_MACRO(rc == -1, strerror(errno), 0);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   343
    return(1);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   344
} /* __PHYSFS_platformMkDir */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   345
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   346
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   347
static void *doOpen(const char *filename, int mode)
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   348
{
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   349
    int fd;
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   350
    int *retval;
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   351
    errno = 0;
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   352
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   353
    fd = open(filename, mode, S_IRUSR | S_IWUSR);
292
99bf6ef5639a Patched a bug where doOpen() reported success when the file couldn't be
Ryan C. Gordon <icculus@icculus.org>
parents: 259
diff changeset
   354
    BAIL_IF_MACRO(fd < 0, strerror(errno), NULL);
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   355
691
71d9affe0d8a All memory management now goes through allocation hooks instead of directly to
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   356
    retval = (int *) allocator.Malloc(sizeof (int));
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   357
    if (retval == NULL)
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   358
    {
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   359
        close(fd);
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   360
        BAIL_MACRO(ERR_OUT_OF_MEMORY, NULL);
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   361
    } /* if */
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   362
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   363
    *retval = fd;
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   364
    return((void *) retval);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   365
} /* doOpen */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   366
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   367
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   368
void *__PHYSFS_platformOpenRead(const char *filename)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   369
{
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   370
    return(doOpen(filename, O_RDONLY));
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   371
} /* __PHYSFS_platformOpenRead */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   372
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   373
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   374
void *__PHYSFS_platformOpenWrite(const char *filename)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   375
{
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   376
    return(doOpen(filename, O_WRONLY | O_CREAT | O_TRUNC));
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   377
} /* __PHYSFS_platformOpenWrite */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   378
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   379
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   380
void *__PHYSFS_platformOpenAppend(const char *filename)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   381
{
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   382
    return(doOpen(filename, O_WRONLY | O_CREAT | O_APPEND));
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   383
} /* __PHYSFS_platformOpenAppend */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   384
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   385
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   386
PHYSFS_sint64 __PHYSFS_platformRead(void *opaque, void *buffer,
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   387
                                    PHYSFS_uint32 size, PHYSFS_uint32 count)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   388
{
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   389
    int fd = *((int *) opaque);
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   390
    int max = size * count;
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   391
    int rc = read(fd, buffer, max);
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   392
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   393
    BAIL_IF_MACRO(rc == -1, strerror(errno), rc);
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   394
    assert(rc <= max);
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   395
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   396
    if ((rc < max) && (size > 1))
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   397
        lseek(fd, -(rc % size), SEEK_CUR); /* rollback to object boundary. */
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   398
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   399
    return(rc / size);
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   400
} /* __PHYSFS_platformRead */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   401
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   402
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   403
PHYSFS_sint64 __PHYSFS_platformWrite(void *opaque, const void *buffer,
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   404
                                     PHYSFS_uint32 size, PHYSFS_uint32 count)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   405
{
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   406
    int fd = *((int *) opaque);
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   407
    int max = size * count;
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   408
    int rc = write(fd, (void *) buffer, max);
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   409
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   410
    BAIL_IF_MACRO(rc == -1, strerror(errno), rc);
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   411
    assert(rc <= max);
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   412
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   413
    if ((rc < max) && (size > 1))
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   414
        lseek(fd, -(rc % size), SEEK_CUR); /* rollback to object boundary. */
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   415
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   416
    return(rc / size);
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   417
} /* __PHYSFS_platformWrite */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   418
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   419
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   420
int __PHYSFS_platformSeek(void *opaque, PHYSFS_uint64 pos)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   421
{
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   422
    int fd = *((int *) opaque);
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   423
259
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   424
    #ifdef PHYSFS_HAVE_LLSEEK
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   425
      unsigned long offset_high = ((pos >> 32) & 0xFFFFFFFF);
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   426
      unsigned long offset_low = (pos & 0xFFFFFFFF);
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   427
      loff_t retoffset;
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   428
      int rc = llseek(fd, offset_high, offset_low, &retoffset, SEEK_SET);
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   429
      BAIL_IF_MACRO(rc == -1, strerror(errno), 0);
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   430
    #else
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   431
      BAIL_IF_MACRO(lseek(fd, (int) pos, SEEK_SET) == -1, strerror(errno), 0);
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   432
    #endif
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   433
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   434
    return(1);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   435
} /* __PHYSFS_platformSeek */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   436
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   437
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   438
PHYSFS_sint64 __PHYSFS_platformTell(void *opaque)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   439
{
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   440
    int fd = *((int *) opaque);
259
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   441
    PHYSFS_sint64 retval;
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   442
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   443
    #ifdef PHYSFS_HAVE_LLSEEK
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   444
      loff_t retoffset;
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   445
      int rc = llseek(fd, 0, &retoffset, SEEK_CUR);
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   446
      BAIL_IF_MACRO(rc == -1, strerror(errno), -1);
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   447
      retval = (PHYSFS_sint64) retoffset;
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   448
    #else
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   449
      retval = (PHYSFS_sint64) lseek(fd, 0, SEEK_CUR);
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   450
      BAIL_IF_MACRO(retval == -1, strerror(errno), -1);
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   451
    #endif
bd65a0d74e9a 64-bit _llseek() support for the future.
Ryan C. Gordon <icculus@icculus.org>
parents: 255
diff changeset
   452
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   453
    return(retval);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   454
} /* __PHYSFS_platformTell */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   455
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   456
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   457
PHYSFS_sint64 __PHYSFS_platformFileLength(void *opaque)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   458
{
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   459
    int fd = *((int *) opaque);
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   460
    struct stat statbuf;
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   461
    BAIL_IF_MACRO(fstat(fd, &statbuf) == -1, strerror(errno), -1);
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   462
    return((PHYSFS_sint64) statbuf.st_size);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   463
} /* __PHYSFS_platformFileLength */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   464
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   465
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   466
int __PHYSFS_platformEOF(void *opaque)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   467
{
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   468
    PHYSFS_sint64 pos = __PHYSFS_platformTell(opaque);
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   469
    PHYSFS_sint64 len = __PHYSFS_platformFileLength(opaque);
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   470
    return(pos >= len);
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   471
} /* __PHYSFS_platformEOF */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   472
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   473
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   474
int __PHYSFS_platformFlush(void *opaque)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   475
{
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   476
    int fd = *((int *) opaque);
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   477
    BAIL_IF_MACRO(fsync(fd) == -1, strerror(errno), 0);
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   478
    return(1);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   479
} /* __PHYSFS_platformFlush */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   480
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   481
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   482
int __PHYSFS_platformClose(void *opaque)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   483
{
251
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   484
    int fd = *((int *) opaque);
0f4615263e32 Actual POSIX calls to replace ANSI stdio routines.
Ryan C. Gordon <icculus@icculus.org>
parents: 249
diff changeset
   485
    BAIL_IF_MACRO(close(fd) == -1, strerror(errno), 0);
691
71d9affe0d8a All memory management now goes through allocation hooks instead of directly to
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   486
    allocator.Free(opaque);
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   487
    return(1);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   488
} /* __PHYSFS_platformClose */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   489
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   490
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   491
int __PHYSFS_platformDelete(const char *path)
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   492
{
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   493
    BAIL_IF_MACRO(remove(path) == -1, strerror(errno), 0);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   494
    return(1);
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   495
} /* __PHYSFS_platformDelete */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   496
240
052041af9001 Added PHYSFS_getLastModTime() API. (Thanks, John Hall!)
Ryan C. Gordon <icculus@icculus.org>
parents: 235
diff changeset
   497
052041af9001 Added PHYSFS_getLastModTime() API. (Thanks, John Hall!)
Ryan C. Gordon <icculus@icculus.org>
parents: 235
diff changeset
   498
PHYSFS_sint64 __PHYSFS_platformGetLastModTime(const char *fname)
052041af9001 Added PHYSFS_getLastModTime() API. (Thanks, John Hall!)
Ryan C. Gordon <icculus@icculus.org>
parents: 235
diff changeset
   499
{
052041af9001 Added PHYSFS_getLastModTime() API. (Thanks, John Hall!)
Ryan C. Gordon <icculus@icculus.org>
parents: 235
diff changeset
   500
    struct stat statbuf;
052041af9001 Added PHYSFS_getLastModTime() API. (Thanks, John Hall!)
Ryan C. Gordon <icculus@icculus.org>
parents: 235
diff changeset
   501
    BAIL_IF_MACRO(stat(fname, &statbuf) < 0, strerror(errno), -1);
052041af9001 Added PHYSFS_getLastModTime() API. (Thanks, John Hall!)
Ryan C. Gordon <icculus@icculus.org>
parents: 235
diff changeset
   502
    return statbuf.st_mtime;
052041af9001 Added PHYSFS_getLastModTime() API. (Thanks, John Hall!)
Ryan C. Gordon <icculus@icculus.org>
parents: 235
diff changeset
   503
} /* __PHYSFS_platformGetLastModTime */
052041af9001 Added PHYSFS_getLastModTime() API. (Thanks, John Hall!)
Ryan C. Gordon <icculus@icculus.org>
parents: 235
diff changeset
   504
644
1cb5533d369c Initial structure for replacable allocator work.
Ryan C. Gordon <icculus@icculus.org>
parents: 596
diff changeset
   505
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 644
diff changeset
   506
int __PHYSFS_platformAllocatorInit(void)
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 644
diff changeset
   507
{
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 644
diff changeset
   508
    return(1);  /* always succeeds. */
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 644
diff changeset
   509
} /* __PHYSFS_platformAllocatorInit */
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 644
diff changeset
   510
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 644
diff changeset
   511
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 644
diff changeset
   512
void __PHYSFS_platformAllocatorDeinit(void)
644
1cb5533d369c Initial structure for replacable allocator work.
Ryan C. Gordon <icculus@icculus.org>
parents: 596
diff changeset
   513
{
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 644
diff changeset
   514
    /* no-op */
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 644
diff changeset
   515
} /* __PHYSFS_platformAllocatorInit */
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 644
diff changeset
   516
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 644
diff changeset
   517
747
3da194b12f43 Don't use size_t in physfs.h, since it relies on C runtime headers.
Ryan C. Gordon <icculus@icculus.org>
parents: 717
diff changeset
   518
void *__PHYSFS_platformAllocatorMalloc(PHYSFS_uint64 s)
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 644
diff changeset
   519
{
747
3da194b12f43 Don't use size_t in physfs.h, since it relies on C runtime headers.
Ryan C. Gordon <icculus@icculus.org>
parents: 717
diff changeset
   520
    /* make sure s isn't larger than the address space of the platform... */
3da194b12f43 Don't use size_t in physfs.h, since it relies on C runtime headers.
Ryan C. Gordon <icculus@icculus.org>
parents: 717
diff changeset
   521
    if ( s > (0xFFFFFFFFFFFFFFFF >> (64-(sizeof (size_t) * 8))) )
3da194b12f43 Don't use size_t in physfs.h, since it relies on C runtime headers.
Ryan C. Gordon <icculus@icculus.org>
parents: 717
diff changeset
   522
        BAIL_MACRO(ERR_OUT_OF_MEMORY, NULL);
691
71d9affe0d8a All memory management now goes through allocation hooks instead of directly to
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   523
    #undef malloc
747
3da194b12f43 Don't use size_t in physfs.h, since it relies on C runtime headers.
Ryan C. Gordon <icculus@icculus.org>
parents: 717
diff changeset
   524
    return(malloc((size_t) s));
644
1cb5533d369c Initial structure for replacable allocator work.
Ryan C. Gordon <icculus@icculus.org>
parents: 596
diff changeset
   525
} /* __PHYSFS_platformMalloc */
1cb5533d369c Initial structure for replacable allocator work.
Ryan C. Gordon <icculus@icculus.org>
parents: 596
diff changeset
   526
1cb5533d369c Initial structure for replacable allocator work.
Ryan C. Gordon <icculus@icculus.org>
parents: 596
diff changeset
   527
747
3da194b12f43 Don't use size_t in physfs.h, since it relies on C runtime headers.
Ryan C. Gordon <icculus@icculus.org>
parents: 717
diff changeset
   528
void *__PHYSFS_platformAllocatorRealloc(void *ptr, PHYSFS_uint64 s)
644
1cb5533d369c Initial structure for replacable allocator work.
Ryan C. Gordon <icculus@icculus.org>
parents: 596
diff changeset
   529
{
747
3da194b12f43 Don't use size_t in physfs.h, since it relies on C runtime headers.
Ryan C. Gordon <icculus@icculus.org>
parents: 717
diff changeset
   530
    /* make sure s isn't larger than the address space of the platform... */
3da194b12f43 Don't use size_t in physfs.h, since it relies on C runtime headers.
Ryan C. Gordon <icculus@icculus.org>
parents: 717
diff changeset
   531
    if ( s > (0xFFFFFFFFFFFFFFFF >> (64-(sizeof (size_t) * 8))) )
3da194b12f43 Don't use size_t in physfs.h, since it relies on C runtime headers.
Ryan C. Gordon <icculus@icculus.org>
parents: 717
diff changeset
   532
        BAIL_MACRO(ERR_OUT_OF_MEMORY, NULL);
691
71d9affe0d8a All memory management now goes through allocation hooks instead of directly to
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   533
    #undef realloc
747
3da194b12f43 Don't use size_t in physfs.h, since it relies on C runtime headers.
Ryan C. Gordon <icculus@icculus.org>
parents: 717
diff changeset
   534
    return(realloc(ptr, (size_t) s));
644
1cb5533d369c Initial structure for replacable allocator work.
Ryan C. Gordon <icculus@icculus.org>
parents: 596
diff changeset
   535
} /* __PHYSFS_platformRealloc */
1cb5533d369c Initial structure for replacable allocator work.
Ryan C. Gordon <icculus@icculus.org>
parents: 596
diff changeset
   536
1cb5533d369c Initial structure for replacable allocator work.
Ryan C. Gordon <icculus@icculus.org>
parents: 596
diff changeset
   537
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 644
diff changeset
   538
void __PHYSFS_platformAllocatorFree(void *ptr)
644
1cb5533d369c Initial structure for replacable allocator work.
Ryan C. Gordon <icculus@icculus.org>
parents: 596
diff changeset
   539
{
691
71d9affe0d8a All memory management now goes through allocation hooks instead of directly to
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   540
    #undef free
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 644
diff changeset
   541
    free(ptr);
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 644
diff changeset
   542
} /* __PHYSFS_platformAllocatorFree */
644
1cb5533d369c Initial structure for replacable allocator work.
Ryan C. Gordon <icculus@icculus.org>
parents: 596
diff changeset
   543
310
f8bca4a93fd5 Patched to compile on Cygwin.
Ryan C. Gordon <icculus@icculus.org>
parents: 292
diff changeset
   544
#endif /* !defined WIN32 */
f8bca4a93fd5 Patched to compile on Cygwin.
Ryan C. Gordon <icculus@icculus.org>
parents: 292
diff changeset
   545
235
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   546
/* end of posix.c ... */
4ad12914f652 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   547