src/archiver_qpak.c
author Ryan C. Gordon <icculus@icculus.org>
Thu, 10 Feb 2011 16:54:09 -0500
changeset 1138 e57e3936d071
parent 1129 d81afe4b0a97
child 1142 25880a820248
permissions -rw-r--r--
Fixed logic error in QPAK archiver. Should haved tested for a failed seek, but was testing for success instead.
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/*
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 * QPAK support routines for PhysicsFS.
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 *
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 *  This archiver handles the archive format utilized by Quake 1 and 2.
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 *  Quake3-based games use the PkZip/Info-Zip format (which our zip.c
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 *  archiver handles).
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 *
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 *  ========================================================================
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 *
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 *  This format info (in more detail) comes from:
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 *     http://debian.fmi.uni-sofia.bg/~sergei/cgsr/docs/pak.txt
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 *
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 *  Quake PAK Format
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 *
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 *  Header
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 *   (4 bytes)  signature = 'PACK'
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 *   (4 bytes)  directory offset
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 *   (4 bytes)  directory length
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 *
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 *  Directory
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 *   (56 bytes) file name
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 *   (4 bytes)  file position
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 *   (4 bytes)  file length
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 *
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 *  ========================================================================
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 *
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 * Please see the file LICENSE.txt 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 (defined PHYSFS_SUPPORTS_QPAK)
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#define __PHYSICSFS_INTERNAL__
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#include "physfs_internal.h"
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/* !!! FIXME: what is this here for? */
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#if 1  /* Make this case insensitive? */
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#define QPAK_strcmp(x, y) __PHYSFS_stricmpASCII(x, y)
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#define QPAK_strncmp(x, y, z) __PHYSFS_strnicmpASCII(x, y, z)
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#else
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#define QPAK_strcmp(x, y) strcmp(x, y)
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#define QPAK_strncmp(x, y, z) strncmp(x, y, z)
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#endif
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typedef struct
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{
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    char name[56];
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    PHYSFS_uint32 startPos;
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    PHYSFS_uint32 size;
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} QPAKentry;
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typedef struct
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{
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    PHYSFS_Io *io;
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    PHYSFS_uint32 entryCount;
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    QPAKentry *entries;
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} QPAKinfo;
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typedef struct
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{
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    PHYSFS_Io *io;
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    QPAKentry *entry;
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    PHYSFS_uint32 curPos;
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} QPAKfileinfo;
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/* Magic numbers... */
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#define QPAK_SIG 0x4b434150   /* "PACK" in ASCII. */
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static inline int readAll(PHYSFS_Io *io, void *buf, const PHYSFS_uint64 len)
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{
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    return (io->read(io, buf, len) == len);
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} /* readAll */
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static void QPAK_dirClose(dvoid *opaque)
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{
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    QPAKinfo *info = ((QPAKinfo *) opaque);
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    info->io->destroy(info->io);
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    allocator.Free(info->entries);
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    allocator.Free(info);
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} /* QPAK_dirClose */
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static PHYSFS_sint64 QPAK_read(PHYSFS_Io *io, void *buffer, PHYSFS_uint64 len)
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{
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    QPAKfileinfo *finfo = (QPAKfileinfo *) io->opaque;
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    const QPAKentry *entry = finfo->entry;
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    const PHYSFS_uint64 bytesLeft = (PHYSFS_uint64)(entry->size-finfo->curPos);
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    PHYSFS_sint64 rc;
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    if (bytesLeft < len)
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        len = bytesLeft;
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    rc = finfo->io->read(finfo->io, buffer, len);
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    if (rc > 0)
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        finfo->curPos += (PHYSFS_uint32) rc;
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    return rc;
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} /* QPAK_read */
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static PHYSFS_sint64 QPAK_write(PHYSFS_Io *io, const void *b, PHYSFS_uint64 len)
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{
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    BAIL_MACRO(ERR_NOT_SUPPORTED, -1);
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} /* QPAK_write */
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static PHYSFS_sint64 QPAK_tell(PHYSFS_Io *io)
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{
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    return ((QPAKfileinfo *) io->opaque)->curPos;
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} /* QPAK_tell */
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static int QPAK_seek(PHYSFS_Io *io, PHYSFS_uint64 offset)
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{
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    QPAKfileinfo *finfo = (QPAKfileinfo *) io->opaque;
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    const QPAKentry *entry = finfo->entry;
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    int rc;
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    BAIL_IF_MACRO(offset >= entry->size, ERR_PAST_EOF, 0);
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    rc = finfo->io->seek(finfo->io, entry->startPos + offset);
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    if (rc)
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        finfo->curPos = (PHYSFS_uint32) offset;
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    return rc;
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} /* QPAK_seek */
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static PHYSFS_sint64 QPAK_length(PHYSFS_Io *io)
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{
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    const QPAKfileinfo *finfo = (QPAKfileinfo *) io->opaque;
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    return ((PHYSFS_sint64) finfo->entry->size);
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} /* QPAK_length */
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static PHYSFS_Io *QPAK_duplicate(PHYSFS_Io *_io)
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{
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    QPAKfileinfo *origfinfo = (QPAKfileinfo *) _io->opaque;
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    PHYSFS_Io *io = NULL;
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    PHYSFS_Io *retval = (PHYSFS_Io *) allocator.Malloc(sizeof (PHYSFS_Io));
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    QPAKfileinfo *finfo = (QPAKfileinfo *) allocator.Malloc(sizeof (QPAKfileinfo));
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    GOTO_IF_MACRO(retval == NULL, ERR_OUT_OF_MEMORY, QPAK_duplicate_failed);
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    GOTO_IF_MACRO(finfo == NULL, ERR_OUT_OF_MEMORY, QPAK_duplicate_failed);
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    io = origfinfo->io->duplicate(origfinfo->io);
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    GOTO_IF_MACRO(io == NULL, NULL, QPAK_duplicate_failed);
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    finfo->io = io;
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    finfo->entry = origfinfo->entry;
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    finfo->curPos = 0;
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    memcpy(retval, _io, sizeof (PHYSFS_Io));
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    retval->opaque = finfo;
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    return retval;
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QPAK_duplicate_failed:
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    if (finfo != NULL) allocator.Free(finfo);
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    if (retval != NULL) allocator.Free(retval);
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    if (io != NULL) io->destroy(io);
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    return NULL;
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} /* QPAK_duplicate */
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static int QPAK_flush(PHYSFS_Io *io) { return 1;  /* no write support. */ }
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static void QPAK_destroy(PHYSFS_Io *io)
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{
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    QPAKfileinfo *finfo = (QPAKfileinfo *) io->opaque;
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    finfo->io->destroy(finfo->io);
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    allocator.Free(finfo);
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    allocator.Free(io);
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} /* QPAK_destroy */
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static const PHYSFS_Io QPAK_Io =
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{
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    QPAK_read,
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    QPAK_write,
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    QPAK_seek,
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    QPAK_tell,
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    QPAK_length,
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    QPAK_duplicate,
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    QPAK_flush,
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    QPAK_destroy,
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    NULL
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};
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static int qpakEntryCmp(void *_a, PHYSFS_uint32 one, PHYSFS_uint32 two)
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{
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    if (one != two)
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    {
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        const QPAKentry *a = (const QPAKentry *) _a;
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        return QPAK_strcmp(a[one].name, a[two].name);
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    } /* if */
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    return 0;
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} /* qpakEntryCmp */
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static void qpakEntrySwap(void *_a, PHYSFS_uint32 one, PHYSFS_uint32 two)
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{
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    if (one != two)
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    {
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        QPAKentry tmp;
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        QPAKentry *first = &(((QPAKentry *) _a)[one]);
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        QPAKentry *second = &(((QPAKentry *) _a)[two]);
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        memcpy(&tmp, first, sizeof (QPAKentry));
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        memcpy(first, second, sizeof (QPAKentry));
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        memcpy(second, &tmp, sizeof (QPAKentry));
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    } /* if */
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} /* qpakEntrySwap */
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static int qpak_load_entries(QPAKinfo *info)
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{
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    PHYSFS_Io *io = info->io;
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    PHYSFS_uint32 fileCount = info->entryCount;
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    QPAKentry *entry;
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    info->entries = (QPAKentry*) allocator.Malloc(sizeof(QPAKentry)*fileCount);
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    BAIL_IF_MACRO(info->entries == NULL, ERR_OUT_OF_MEMORY, 0);
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    for (entry = info->entries; fileCount > 0; fileCount--, entry++)
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    {
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        BAIL_IF_MACRO(!readAll(io, &entry->name, 56), NULL, 0);
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        BAIL_IF_MACRO(!readAll(io, &entry->startPos, 4), NULL, 0);
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        BAIL_IF_MACRO(!readAll(io, &entry->size, 4), NULL, 0);
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        entry->size = PHYSFS_swapULE32(entry->size);
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        entry->startPos = PHYSFS_swapULE32(entry->startPos);
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    } /* for */
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    __PHYSFS_sort(info->entries, info->entryCount, qpakEntryCmp, qpakEntrySwap);
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    return 1;
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} /* qpak_load_entries */
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static void *QPAK_openArchive(PHYSFS_Io *io, const char *name, int forWriting)
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{
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    QPAKinfo *info = NULL;
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    PHYSFS_uint32 val = 0;
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    PHYSFS_uint32 pos = 0;
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    PHYSFS_uint32 count = 0;
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    assert(io != NULL);  /* shouldn't ever happen. */
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    BAIL_IF_MACRO(forWriting, ERR_ARC_IS_READ_ONLY, 0);
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    BAIL_IF_MACRO(!readAll(io, &val, 4), NULL, NULL);
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    BAIL_IF_MACRO(PHYSFS_swapULE32(val) != QPAK_SIG, ERR_NOT_AN_ARCHIVE, NULL);
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    BAIL_IF_MACRO(!readAll(io, &val, 4), NULL, NULL);
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    pos = PHYSFS_swapULE32(val);  /* directory table offset. */
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   257
    BAIL_IF_MACRO(!readAll(io, &val, 4), NULL, NULL);
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
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diff changeset
   258
    count = PHYSFS_swapULE32(val);
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
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parents: 1115
diff changeset
   259
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
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diff changeset
   260
    /* corrupted archive? */
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
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parents: 1115
diff changeset
   261
    BAIL_IF_MACRO((count % 64) != 0, ERR_CORRUPTED, NULL);
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
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diff changeset
   262
    count /= 64;
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   263
1138
e57e3936d071 Fixed logic error in QPAK archiver.
Ryan C. Gordon <icculus@icculus.org>
parents: 1129
diff changeset
   264
    BAIL_IF_MACRO(!io->seek(io, pos), NULL, NULL);
1118
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
   265
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
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   266
    info = (QPAKinfo *) allocator.Malloc(sizeof (QPAKinfo));
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
   267
    BAIL_IF_MACRO(info == NULL, ERR_OUT_OF_MEMORY, NULL);
581
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diff changeset
   268
    memset(info, '\0', sizeof (QPAKinfo));
1118
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
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diff changeset
   269
    info->io = io;
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
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   270
    info->entryCount = count;
581
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diff changeset
   271
1118
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
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   272
    if (!qpak_load_entries(info))
581
712fedcbf02c Reimplemented qpak.c for relicensing.
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parents:
diff changeset
   273
    {
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
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diff changeset
   274
        if (info->entries != 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
   275
            allocator.Free(info->entries);
71d9affe0d8a All memory management now goes through allocation hooks instead of directly to
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diff changeset
   276
        allocator.Free(info);
1118
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
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   277
        return NULL;
581
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diff changeset
   278
    } /* if */
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diff changeset
   279
1118
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   280
    return info;
581
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   281
} /* QPAK_openArchive */
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   282
712fedcbf02c Reimplemented qpak.c for relicensing.
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   283
712fedcbf02c Reimplemented qpak.c for relicensing.
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   284
static PHYSFS_sint32 qpak_find_start_of_dir(QPAKinfo *info, const char *path,
712fedcbf02c Reimplemented qpak.c for relicensing.
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diff changeset
   285
                                            int stop_on_first_find)
712fedcbf02c Reimplemented qpak.c for relicensing.
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   286
{
712fedcbf02c Reimplemented qpak.c for relicensing.
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   287
    PHYSFS_sint32 lo = 0;
712fedcbf02c Reimplemented qpak.c for relicensing.
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diff changeset
   288
    PHYSFS_sint32 hi = (PHYSFS_sint32) (info->entryCount - 1);
712fedcbf02c Reimplemented qpak.c for relicensing.
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parents:
diff changeset
   289
    PHYSFS_sint32 middle;
712fedcbf02c Reimplemented qpak.c for relicensing.
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parents:
diff changeset
   290
    PHYSFS_uint32 dlen = strlen(path);
712fedcbf02c Reimplemented qpak.c for relicensing.
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parents:
diff changeset
   291
    PHYSFS_sint32 retval = -1;
712fedcbf02c Reimplemented qpak.c for relicensing.
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diff changeset
   292
    const char *name;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   293
    int rc;
712fedcbf02c Reimplemented qpak.c for relicensing.
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parents:
diff changeset
   294
712fedcbf02c Reimplemented qpak.c for relicensing.
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parents:
diff changeset
   295
    if (*path == '\0')  /* root dir? */
1016
957c97389257 Cleaned up returns that look like function calls for my updated coding style.
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diff changeset
   296
        return 0;
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   297
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   298
    if ((dlen > 0) && (path[dlen - 1] == '/')) /* ignore trailing slash. */
712fedcbf02c Reimplemented qpak.c for relicensing.
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parents:
diff changeset
   299
        dlen--;
712fedcbf02c Reimplemented qpak.c for relicensing.
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parents:
diff changeset
   300
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   301
    while (lo <= hi)
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   302
    {
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   303
        middle = lo + ((hi - lo) / 2);
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   304
        name = info->entries[middle].name;
597
e84664806f86 Made QPAK archiver case insensitive again.
Ryan C. Gordon <icculus@icculus.org>
parents: 589
diff changeset
   305
        rc = QPAK_strncmp(path, name, dlen);
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   306
        if (rc == 0)
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   307
        {
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   308
            char ch = name[dlen];
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   309
            if (ch < '/') /* make sure this isn't just a substr match. */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   310
                rc = -1;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   311
            else if (ch > '/')
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   312
                rc = 1;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   313
            else 
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   314
            {
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   315
                if (stop_on_first_find) /* Just checking dir's existance? */
1016
957c97389257 Cleaned up returns that look like function calls for my updated coding style.
Ryan C. Gordon <icculus@icculus.org>
parents: 972
diff changeset
   316
                    return middle;
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   317
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   318
                if (name[dlen + 1] == '\0') /* Skip initial dir entry. */
1016
957c97389257 Cleaned up returns that look like function calls for my updated coding style.
Ryan C. Gordon <icculus@icculus.org>
parents: 972
diff changeset
   319
                    return (middle + 1);
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   320
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   321
                /* there might be more entries earlier in the list. */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   322
                retval = middle;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   323
                hi = middle - 1;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   324
            } /* else */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   325
        } /* if */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   326
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   327
        if (rc > 0)
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   328
            lo = middle + 1;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   329
        else
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   330
            hi = middle - 1;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   331
    } /* while */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   332
1016
957c97389257 Cleaned up returns that look like function calls for my updated coding style.
Ryan C. Gordon <icculus@icculus.org>
parents: 972
diff changeset
   333
    return retval;
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   334
} /* qpak_find_start_of_dir */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   335
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   336
657
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   337
/*
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   338
 * Moved to seperate function so we can use alloca then immediately throw
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   339
 *  away the allocated stack space...
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   340
 */
754
e7cd7411eadf API BREAKAGE: Changed PHYSFS_enumerateFilesCallback() to pass the originally
Ryan C. Gordon <icculus@icculus.org>
parents: 691
diff changeset
   341
static void doEnumCallback(PHYSFS_EnumFilesCallback cb, void *callbackdata,
e7cd7411eadf API BREAKAGE: Changed PHYSFS_enumerateFilesCallback() to pass the originally
Ryan C. Gordon <icculus@icculus.org>
parents: 691
diff changeset
   342
                           const char *odir, const char *str, PHYSFS_sint32 ln)
657
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   343
{
852
9467e96abdf1 Replaced some Malloc and all the alloca() calls with __PHYSFS_smallAlloc(),
Ryan C. Gordon <icculus@icculus.org>
parents: 828
diff changeset
   344
    char *newstr = __PHYSFS_smallAlloc(ln + 1);
657
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   345
    if (newstr == NULL)
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   346
        return;
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   347
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   348
    memcpy(newstr, str, ln);
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   349
    newstr[ln] = '\0';
754
e7cd7411eadf API BREAKAGE: Changed PHYSFS_enumerateFilesCallback() to pass the originally
Ryan C. Gordon <icculus@icculus.org>
parents: 691
diff changeset
   350
    cb(callbackdata, odir, newstr);
852
9467e96abdf1 Replaced some Malloc and all the alloca() calls with __PHYSFS_smallAlloc(),
Ryan C. Gordon <icculus@icculus.org>
parents: 828
diff changeset
   351
    __PHYSFS_smallFree(newstr);
657
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   352
} /* doEnumCallback */
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   353
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   354
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   355
static void QPAK_enumerateFiles(dvoid *opaque, const char *dname,
754
e7cd7411eadf API BREAKAGE: Changed PHYSFS_enumerateFilesCallback() to pass the originally
Ryan C. Gordon <icculus@icculus.org>
parents: 691
diff changeset
   356
                                int omitSymLinks, PHYSFS_EnumFilesCallback cb,
e7cd7411eadf API BREAKAGE: Changed PHYSFS_enumerateFilesCallback() to pass the originally
Ryan C. Gordon <icculus@icculus.org>
parents: 691
diff changeset
   357
                                const char *origdir, void *callbackdata)
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   358
{
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 597
diff changeset
   359
    QPAKinfo *info = ((QPAKinfo *) opaque);
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   360
    PHYSFS_sint32 dlen, dlen_inc, max, i;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   361
657
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   362
    i = qpak_find_start_of_dir(info, dname, 0);
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   363
    if (i == -1)  /* no such directory. */
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   364
        return;
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   365
657
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   366
    dlen = strlen(dname);
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   367
    if ((dlen > 0) && (dname[dlen - 1] == '/')) /* ignore trailing slash. */
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   368
        dlen--;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   369
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   370
    dlen_inc = ((dlen > 0) ? 1 : 0) + dlen;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   371
    max = (PHYSFS_sint32) info->entryCount;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   372
    while (i < max)
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   373
    {
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   374
        char *add;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   375
        char *ptr;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   376
        PHYSFS_sint32 ln;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   377
        char *e = info->entries[i].name;
657
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   378
        if ((dlen) && ((QPAK_strncmp(e, dname, dlen)) || (e[dlen] != '/')))
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   379
            break;  /* past end of this dir; we're done. */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   380
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   381
        add = e + dlen_inc;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   382
        ptr = strchr(add, '/');
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   383
        ln = (PHYSFS_sint32) ((ptr) ? ptr-add : strlen(add));
754
e7cd7411eadf API BREAKAGE: Changed PHYSFS_enumerateFilesCallback() to pass the originally
Ryan C. Gordon <icculus@icculus.org>
parents: 691
diff changeset
   384
        doEnumCallback(cb, callbackdata, origdir, add, ln);
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   385
        ln += dlen_inc;  /* point past entry to children... */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   386
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   387
        /* increment counter and skip children of subdirs... */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   388
        while ((++i < max) && (ptr != NULL))
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   389
        {
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   390
            char *e_new = info->entries[i].name;
597
e84664806f86 Made QPAK archiver case insensitive again.
Ryan C. Gordon <icculus@icculus.org>
parents: 589
diff changeset
   391
            if ((QPAK_strncmp(e, e_new, ln) != 0) || (e_new[ln] != '/'))
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   392
                break;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   393
        } /* while */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   394
    } /* while */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   395
} /* QPAK_enumerateFiles */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   396
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   397
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   398
/*
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   399
 * This will find the QPAKentry associated with a path in platform-independent
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   400
 *  notation. Directories don't have QPAKentries associated with them, but 
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   401
 *  (*isDir) will be set to non-zero if a dir was hit.
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   402
 */
1054
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   403
static QPAKentry *qpak_find_entry(const QPAKinfo *info, const char *path,
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   404
                                  int *isDir)
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   405
{
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   406
    QPAKentry *a = info->entries;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   407
    PHYSFS_sint32 pathlen = strlen(path);
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   408
    PHYSFS_sint32 lo = 0;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   409
    PHYSFS_sint32 hi = (PHYSFS_sint32) (info->entryCount - 1);
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   410
    PHYSFS_sint32 middle;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   411
    const char *thispath = NULL;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   412
    int rc;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   413
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   414
    while (lo <= hi)
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   415
    {
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   416
        middle = lo + ((hi - lo) / 2);
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   417
        thispath = a[middle].name;
597
e84664806f86 Made QPAK archiver case insensitive again.
Ryan C. Gordon <icculus@icculus.org>
parents: 589
diff changeset
   418
        rc = QPAK_strncmp(path, thispath, pathlen);
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   419
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   420
        if (rc > 0)
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   421
            lo = middle + 1;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   422
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   423
        else if (rc < 0)
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   424
            hi = middle - 1;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   425
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   426
        else /* substring match...might be dir or entry or nothing. */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   427
        {
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   428
            if (isDir != NULL)
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   429
            {
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   430
                *isDir = (thispath[pathlen] == '/');
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   431
                if (*isDir)
1016
957c97389257 Cleaned up returns that look like function calls for my updated coding style.
Ryan C. Gordon <icculus@icculus.org>
parents: 972
diff changeset
   432
                    return NULL;
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   433
            } /* if */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   434
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   435
            if (thispath[pathlen] == '\0') /* found entry? */
1016
957c97389257 Cleaned up returns that look like function calls for my updated coding style.
Ryan C. Gordon <icculus@icculus.org>
parents: 972
diff changeset
   436
                return &a[middle];
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   437
            else
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   438
                hi = middle - 1;  /* adjust search params, try again. */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   439
        } /* if */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   440
    } /* while */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   441
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   442
    if (isDir != NULL)
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   443
        *isDir = 0;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   444
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   445
    BAIL_MACRO(ERR_NO_SUCH_FILE, NULL);
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   446
} /* qpak_find_entry */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   447
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   448
1118
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   449
static PHYSFS_Io *QPAK_openRead(dvoid *opaque, const char *fnm, int *fileExists)
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   450
{
1118
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   451
    PHYSFS_Io *io = NULL;
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 597
diff changeset
   452
    QPAKinfo *info = ((QPAKinfo *) opaque);
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   453
    QPAKfileinfo *finfo;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   454
    QPAKentry *entry;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   455
    int isDir;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   456
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   457
    entry = qpak_find_entry(info, fnm, &isDir);
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   458
    *fileExists = ((entry != NULL) || (isDir));
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   459
    BAIL_IF_MACRO(isDir, ERR_NOT_A_FILE, NULL);
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   460
    BAIL_IF_MACRO(entry == NULL, ERR_NO_SUCH_FILE, NULL);
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   461
691
71d9affe0d8a All memory management now goes through allocation hooks instead of directly to
Ryan C. Gordon <icculus@icculus.org>
parents: 678
diff changeset
   462
    finfo = (QPAKfileinfo *) allocator.Malloc(sizeof (QPAKfileinfo));
650
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
   463
    BAIL_IF_MACRO(finfo == NULL, ERR_OUT_OF_MEMORY, NULL);
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   464
1118
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   465
    finfo->io = info->io->duplicate(info->io);
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   466
    GOTO_IF_MACRO(finfo->io == NULL, NULL, QPAK_openRead_failed);
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   467
    if (!finfo->io->seek(finfo->io, entry->startPos))
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   468
        GOTO_MACRO(NULL, QPAK_openRead_failed);
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   469
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   470
    finfo->curPos = 0;
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   471
    finfo->entry = entry;
1118
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   472
    io = (PHYSFS_Io *) allocator.Malloc(sizeof (PHYSFS_Io));
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   473
    GOTO_IF_MACRO(io == NULL, ERR_OUT_OF_MEMORY, QPAK_openRead_failed);
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   474
    memcpy(io, &QPAK_Io, sizeof (PHYSFS_Io));
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   475
    io->opaque = finfo;
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   476
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   477
    return io;
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   478
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   479
QPAK_openRead_failed:
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   480
    if (finfo != NULL)
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   481
    {
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   482
        if (finfo->io != NULL)
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   483
            finfo->io->destroy(finfo->io);
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   484
        allocator.Free(finfo);
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   485
    } /* if */
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   486
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   487
    if (io != NULL)
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   488
        allocator.Free(io);
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   489
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   490
    return NULL;
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   491
} /* QPAK_openRead */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   492
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   493
1118
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   494
static PHYSFS_Io *QPAK_openWrite(dvoid *opaque, const char *name)
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   495
{
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   496
    BAIL_MACRO(ERR_NOT_SUPPORTED, NULL);
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   497
} /* QPAK_openWrite */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   498
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   499
1118
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   500
static PHYSFS_Io *QPAK_openAppend(dvoid *opaque, const char *name)
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   501
{
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   502
    BAIL_MACRO(ERR_NOT_SUPPORTED, NULL);
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   503
} /* QPAK_openAppend */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   504
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   505
650
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
   506
static int QPAK_remove(dvoid *opaque, const char *name)
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   507
{
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   508
    BAIL_MACRO(ERR_NOT_SUPPORTED, 0);
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   509
} /* QPAK_remove */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   510
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   511
650
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
   512
static int QPAK_mkdir(dvoid *opaque, const char *name)
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   513
{
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   514
    BAIL_MACRO(ERR_NOT_SUPPORTED, 0);
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   515
} /* QPAK_mkdir */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   516
658
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   517
1108
b63e39d5be04 Fixed details of PHYSFS_Archiver's stat method.
Ryan C. Gordon <icculus@icculus.org>
parents: 1106
diff changeset
   518
static int QPAK_stat(dvoid *opaque, const char *filename, int *exists,
1054
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   519
                     PHYSFS_Stat *stat)
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   520
{
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   521
    int isDir = 0;
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   522
    const QPAKinfo *info = (const QPAKinfo *) opaque;
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   523
    const QPAKentry *entry = qpak_find_entry(info, filename, &isDir);
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   524
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   525
    *exists = ((isDir) || (entry != NULL));
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   526
    if (!exists)
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   527
        return 0;
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   528
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   529
    if (isDir)
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   530
    {
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   531
        stat->filetype = PHYSFS_FILETYPE_DIRECTORY;
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   532
        stat->filesize = 0;
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   533
    } /* if */
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   534
    else
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   535
    {
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   536
        stat->filetype = PHYSFS_FILETYPE_REGULAR;
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   537
        stat->filesize = entry->size;
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   538
    } /* else */
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   539
1115
bc7257f4f8da Removed __PHYSFS_platformGetLastModTime().
Ryan C. Gordon <icculus@icculus.org>
parents: 1113
diff changeset
   540
    stat->modtime = -1;
bc7257f4f8da Removed __PHYSFS_platformGetLastModTime().
Ryan C. Gordon <icculus@icculus.org>
parents: 1113
diff changeset
   541
    stat->createtime = -1;
bc7257f4f8da Removed __PHYSFS_platformGetLastModTime().
Ryan C. Gordon <icculus@icculus.org>
parents: 1113
diff changeset
   542
    stat->accesstime = -1;
1054
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   543
    stat->readonly = 1;
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   544
1106
94c3669d0311 Fixed PHYSFS_stat()'s return value to match rest of PhysicsFS API.
Ryan C. Gordon <icculus@icculus.org>
parents: 1098
diff changeset
   545
    return 1;
1054
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   546
} /* QPAK_stat */
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   547
57f4af811ffb THIS is Christoph's PHYSFS_stat() work.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
   548
658
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   549
const PHYSFS_ArchiveInfo __PHYSFS_ArchiveInfo_QPAK =
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   550
{
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   551
    "PAK",
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   552
    QPAK_ARCHIVE_DESCRIPTION,
767
db29bf06d171 Changed my email address.
Ryan C. Gordon <icculus@icculus.org>
parents: 754
diff changeset
   553
    "Ryan C. Gordon <icculus@icculus.org>",
658
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   554
    "http://icculus.org/physfs/",
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   555
};
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   556
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   557
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   558
const PHYSFS_Archiver __PHYSFS_Archiver_QPAK =
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   559
{
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   560
    &__PHYSFS_ArchiveInfo_QPAK,
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   561
    QPAK_openArchive,        /* openArchive() method    */
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   562
    QPAK_enumerateFiles,     /* enumerateFiles() method */
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   563
    QPAK_openRead,           /* openRead() method       */
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   564
    QPAK_openWrite,          /* openWrite() method      */
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   565
    QPAK_openAppend,         /* openAppend() method     */
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   566
    QPAK_remove,             /* remove() method         */
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   567
    QPAK_mkdir,              /* mkdir() method          */
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   568
    QPAK_dirClose,           /* dirClose() method       */
1118
2e09fc635fdd Abstracted file i/o into PHYSFS_Io interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1115
diff changeset
   569
    QPAK_stat                /* stat() method           */
658
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   570
};
1981818c6170 Removed all the forward declaration cruft from the archivers.
Ryan C. Gordon <icculus@icculus.org>
parents: 657
diff changeset
   571
581
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   572
#endif  /* defined PHYSFS_SUPPORTS_QPAK */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   573
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   574
/* end of qpak.c ... */
712fedcbf02c Reimplemented qpak.c for relicensing.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   575