archivers/mvl.c
author Ryan C. Gordon <icculus@icculus.org>
Wed, 29 Sep 2004 06:09:29 +0000
changeset 657 dad3b5c307a9
parent 650 298b8bb26775
child 658 1981818c6170
permissions -rw-r--r--
Added callback APIs and ripped up the internals everywhere to use them.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
     1
/*
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
     2
 * MVL support routines for PhysicsFS.
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
     3
 *
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
     4
 * This driver handles Descent II Movielib archives.
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
     5
 *
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
     6
 * The file format of MVL is quite easy...
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
     7
 *
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
     8
 *   //MVL File format - Written by Heiko Herrmann
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
     9
 *   char sig[4] = {'D','M', 'V', 'L'}; // "DMVL"=Descent MoVie Library
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    10
 *
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    11
 *   int num_files; // the number of files in this MVL
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    12
 *
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    13
 *   struct {
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    14
 *    char file_name[13]; // Filename, padded to 13 bytes with 0s
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    15
 *    int file_size; // filesize in bytes
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    16
 *   }DIR_STRUCT[num_files];
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    17
 *
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    18
 *   struct {
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    19
 *    char data[file_size]; // The file data
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    20
 *   }FILE_STRUCT[num_files];
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    21
 *
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    22
 * (That info is from http://www.descent2.com/ddn/specs/mvl/)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    23
 *
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    24
 * Please see the file LICENSE in the source's root directory.
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    25
 *
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    26
 *  This file written by Bradley Bell.
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    27
 *  Based on grp.c by Ryan C. Gordon.
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    28
 */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    29
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    30
#if HAVE_CONFIG_H
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    31
#  include <config.h>
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    32
#endif
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    33
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    34
#if (defined PHYSFS_SUPPORTS_MVL)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    35
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    36
#include <stdio.h>
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    37
#include <stdlib.h>
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    38
#include <string.h>
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    39
#include "physfs.h"
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    40
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    41
#define __PHYSICSFS_INTERNAL__
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    42
#include "physfs_internal.h"
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    43
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    44
typedef struct
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    45
{
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    46
    char name[13];
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    47
    PHYSFS_uint32 startPos;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    48
    PHYSFS_uint32 size;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    49
} MVLentry;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    50
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    51
typedef struct
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    52
{
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    53
    char *filename;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    54
    PHYSFS_sint64 last_mod_time;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    55
    PHYSFS_uint32 entryCount;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    56
    MVLentry *entries;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    57
} MVLinfo;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    58
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    59
typedef struct
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    60
{
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    61
    void *handle;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    62
    MVLentry *entry;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    63
    PHYSFS_uint32 curPos;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    64
} MVLfileinfo;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    65
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    66
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
    67
static PHYSFS_sint64 MVL_read(fvoid *opaque, void *buffer,
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    68
                              PHYSFS_uint32 objSize, PHYSFS_uint32 objCount);
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
    69
static PHYSFS_sint64 MVL_write(fvoid *opaque, const void *buffer,
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    70
                               PHYSFS_uint32 objSize, PHYSFS_uint32 objCount);
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
    71
static int MVL_eof(fvoid *opaque);
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
    72
static PHYSFS_sint64 MVL_tell(fvoid *opaque);
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
    73
static int MVL_seek(fvoid *opaque, PHYSFS_uint64 offset);
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
    74
static PHYSFS_sint64 MVL_fileLength(fvoid *opaque);
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
    75
static int MVL_fileClose(fvoid *opaque);
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    76
static int MVL_isArchive(const char *filename, int forWriting);
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
    77
static void *MVL_openArchive(const char *name, int forWriting);
657
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
    78
static void MVL_enumerateFiles(dvoid *opaque, const char *dname,
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
    79
                               int omitSymLinks, PHYSFS_StringCallback cb,
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
    80
                               void *callbackdata);
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
    81
static int MVL_exists(dvoid *opaque, const char *name);
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
    82
static int MVL_isDirectory(dvoid *opaque, const char *name, int *fileExists);
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
    83
static int MVL_isSymLink(dvoid *opaque, const char *name, int *fileExists);
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
    84
static PHYSFS_sint64 MVL_getLastModTime(dvoid *opaque, const char *n, int *e);
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
    85
static fvoid *MVL_openRead(dvoid *opaque, const char *name, int *exist);
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
    86
static fvoid *MVL_openWrite(dvoid *opaque, const char *name);
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
    87
static fvoid *MVL_openAppend(dvoid *opaque, const char *name);
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
    88
static int MVL_remove(dvoid *opaque, const char *name);
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
    89
static int MVL_mkdir(dvoid *opaque, const char *name);
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
    90
static void MVL_dirClose(dvoid *opaque);
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    91
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    92
const PHYSFS_ArchiveInfo __PHYSFS_ArchiveInfo_MVL =
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    93
{
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    94
    "MVL",
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    95
    MVL_ARCHIVE_DESCRIPTION,
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    96
    "Bradley Bell <btb@icculus.org>",
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    97
    "http://icculus.org/physfs/",
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    98
};
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
    99
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   100
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
   101
const PHYSFS_Archiver __PHYSFS_Archiver_MVL =
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   102
{
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   103
    &__PHYSFS_ArchiveInfo_MVL,
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   104
    MVL_isArchive,          /* isArchive() method      */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   105
    MVL_openArchive,        /* openArchive() method    */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   106
    MVL_enumerateFiles,     /* enumerateFiles() method */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   107
    MVL_exists,             /* exists() method         */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   108
    MVL_isDirectory,        /* isDirectory() method    */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   109
    MVL_isSymLink,          /* isSymLink() method      */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   110
    MVL_getLastModTime,     /* getLastModTime() method */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   111
    MVL_openRead,           /* openRead() method       */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   112
    MVL_openWrite,          /* openWrite() method      */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   113
    MVL_openAppend,         /* openAppend() method     */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   114
    MVL_remove,             /* remove() method         */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   115
    MVL_mkdir,              /* mkdir() method          */
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
   116
    MVL_dirClose,           /* dirClose() method       */
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
   117
    MVL_read,               /* read() method           */
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
   118
    MVL_write,              /* write() method          */
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
   119
    MVL_eof,                /* eof() method            */
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
   120
    MVL_tell,               /* tell() method           */
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
   121
    MVL_seek,               /* seek() method           */
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
   122
    MVL_fileLength,         /* fileLength() method     */
298b8bb26775 Did the same thing to FileHandles than I did to DirHandles, but this
Ryan C. Gordon <icculus@icculus.org>
parents: 648
diff changeset
   123
    MVL_fileClose           /* fileClose() method      */
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   124
};
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   125
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   126
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   127
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
   128
static void MVL_dirClose(dvoid *opaque)
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   129
{
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
   130
    MVLinfo *info = ((MVLinfo *) opaque);
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   131
    free(info->filename);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   132
    free(info->entries);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   133
    free(info);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   134
} /* MVL_dirClose */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   135
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   136
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
   137
static PHYSFS_sint64 MVL_read(fvoid *opaque, void *buffer,
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   138
                              PHYSFS_uint32 objSize, PHYSFS_uint32 objCount)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   139
{
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
   140
    MVLfileinfo *finfo = (MVLfileinfo *) opaque;
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   141
    MVLentry *entry = finfo->entry;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   142
    PHYSFS_uint32 bytesLeft = entry->size - finfo->curPos;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   143
    PHYSFS_uint32 objsLeft = (bytesLeft / objSize);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   144
    PHYSFS_sint64 rc;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   145
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   146
    if (objsLeft < objCount)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   147
        objCount = objsLeft;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   148
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   149
    rc = __PHYSFS_platformRead(finfo->handle, buffer, objSize, objCount);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   150
    if (rc > 0)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   151
        finfo->curPos += (PHYSFS_uint32) (rc * objSize);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   152
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   153
    return(rc);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   154
} /* MVL_read */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   155
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   156
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
   157
static PHYSFS_sint64 MVL_write(fvoid *opaque, const void *buffer,
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   158
                               PHYSFS_uint32 objSize, PHYSFS_uint32 objCount)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   159
{
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   160
    BAIL_MACRO(ERR_NOT_SUPPORTED, -1);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   161
} /* MVL_write */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   162
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   163
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
   164
static int MVL_eof(fvoid *opaque)
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   165
{
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
   166
    MVLfileinfo *finfo = (MVLfileinfo *) opaque;
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   167
    MVLentry *entry = finfo->entry;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   168
    return(finfo->curPos >= entry->size);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   169
} /* MVL_eof */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   170
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   171
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
   172
static PHYSFS_sint64 MVL_tell(fvoid *opaque)
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   173
{
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
   174
    return(((MVLfileinfo *) opaque)->curPos);
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   175
} /* MVL_tell */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   176
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   177
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
   178
static int MVL_seek(fvoid *opaque, PHYSFS_uint64 offset)
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   179
{
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
   180
    MVLfileinfo *finfo = (MVLfileinfo *) opaque;
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   181
    MVLentry *entry = finfo->entry;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   182
    int rc;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   183
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   184
    BAIL_IF_MACRO(offset < 0, ERR_INVALID_ARGUMENT, 0);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   185
    BAIL_IF_MACRO(offset >= entry->size, ERR_PAST_EOF, 0);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   186
    rc = __PHYSFS_platformSeek(finfo->handle, entry->startPos + offset);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   187
    if (rc)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   188
        finfo->curPos = (PHYSFS_uint32) offset;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   189
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   190
    return(rc);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   191
} /* MVL_seek */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   192
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   193
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
   194
static PHYSFS_sint64 MVL_fileLength(fvoid *opaque)
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   195
{
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
   196
    MVLfileinfo *finfo = (MVLfileinfo *) opaque;
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   197
    return((PHYSFS_sint64) finfo->entry->size);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   198
} /* MVL_fileLength */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   199
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   200
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
   201
static int MVL_fileClose(fvoid *opaque)
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   202
{
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
   203
    MVLfileinfo *finfo = (MVLfileinfo *) opaque;
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   204
    BAIL_IF_MACRO(!__PHYSFS_platformClose(finfo->handle), NULL, 0);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   205
    free(finfo);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   206
    return(1);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   207
} /* MVL_fileClose */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   208
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   209
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   210
static int mvl_open(const char *filename, int forWriting,
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   211
                    void **fh, PHYSFS_uint32 *count)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   212
{
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   213
    PHYSFS_uint8 buf[4];
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   214
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   215
    *fh = NULL;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   216
    BAIL_IF_MACRO(forWriting, ERR_ARC_IS_READ_ONLY, 0);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   217
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   218
    *fh = __PHYSFS_platformOpenRead(filename);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   219
    BAIL_IF_MACRO(*fh == NULL, NULL, 0);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   220
    
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   221
    if (__PHYSFS_platformRead(*fh, buf, 4, 1) != 1)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   222
        goto openMvl_failed;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   223
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   224
    if (memcmp(buf, "DMVL", 4) != 0)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   225
    {
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   226
        __PHYSFS_setError(ERR_UNSUPPORTED_ARCHIVE);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   227
        goto openMvl_failed;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   228
    } /* if */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   229
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   230
    if (__PHYSFS_platformRead(*fh, count, sizeof (PHYSFS_uint32), 1) != 1)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   231
        goto openMvl_failed;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   232
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   233
    *count = PHYSFS_swapULE32(*count);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   234
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   235
    return(1);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   236
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   237
openMvl_failed:
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   238
    if (*fh != NULL)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   239
        __PHYSFS_platformClose(*fh);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   240
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   241
    *count = -1;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   242
    *fh = NULL;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   243
    return(0);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   244
} /* mvl_open */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   245
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   246
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   247
static int MVL_isArchive(const char *filename, int forWriting)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   248
{
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   249
    void *fh;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   250
    PHYSFS_uint32 fileCount;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   251
    int retval = mvl_open(filename, forWriting, &fh, &fileCount);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   252
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   253
    if (fh != NULL)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   254
        __PHYSFS_platformClose(fh);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   255
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   256
    return(retval);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   257
} /* MVL_isArchive */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   258
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   259
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   260
static int mvl_entry_cmp(void *_a, PHYSFS_uint32 one, PHYSFS_uint32 two)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   261
{
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   262
    MVLentry *a = (MVLentry *) _a;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   263
    return(strcmp(a[one].name, a[two].name));
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   264
} /* mvl_entry_cmp */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   265
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   266
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   267
static void mvl_entry_swap(void *_a, PHYSFS_uint32 one, PHYSFS_uint32 two)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   268
{
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   269
    MVLentry tmp;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   270
    MVLentry *first = &(((MVLentry *) _a)[one]);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   271
    MVLentry *second = &(((MVLentry *) _a)[two]);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   272
    memcpy(&tmp, first, sizeof (MVLentry));
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   273
    memcpy(first, second, sizeof (MVLentry));
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   274
    memcpy(second, &tmp, sizeof (MVLentry));
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   275
} /* mvl_entry_swap */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   276
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   277
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   278
static int mvl_load_entries(const char *name, int forWriting, MVLinfo *info)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   279
{
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   280
    void *fh = NULL;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   281
    PHYSFS_uint32 fileCount;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   282
    PHYSFS_uint32 location = 8;  /* sizeof sig. */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   283
    MVLentry *entry;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   284
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   285
    BAIL_IF_MACRO(!mvl_open(name, forWriting, &fh, &fileCount), NULL, 0);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   286
    info->entryCount = fileCount;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   287
    info->entries = (MVLentry *) malloc(sizeof (MVLentry) * fileCount);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   288
    if (info->entries == NULL)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   289
    {
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   290
        __PHYSFS_platformClose(fh);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   291
        BAIL_MACRO(ERR_OUT_OF_MEMORY, 0);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   292
    } /* if */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   293
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   294
    location += (17 * fileCount);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   295
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   296
    for (entry = info->entries; fileCount > 0; fileCount--, entry++)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   297
    {
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   298
        if (__PHYSFS_platformRead(fh, &entry->name, 13, 1) != 1)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   299
        {
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   300
            __PHYSFS_platformClose(fh);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   301
            return(0);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   302
        } /* if */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   303
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   304
        if (__PHYSFS_platformRead(fh, &entry->size, 4, 1) != 1)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   305
        {
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   306
            __PHYSFS_platformClose(fh);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   307
            return(0);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   308
        } /* if */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   309
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   310
        entry->size = PHYSFS_swapULE32(entry->size);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   311
        entry->startPos = location;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   312
        location += entry->size;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   313
    } /* for */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   314
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   315
    __PHYSFS_platformClose(fh);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   316
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   317
    __PHYSFS_sort(info->entries, info->entryCount,
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   318
                  mvl_entry_cmp, mvl_entry_swap);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   319
    return(1);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   320
} /* mvl_load_entries */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   321
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   322
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
   323
static void *MVL_openArchive(const char *name, int forWriting)
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   324
{
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   325
    PHYSFS_sint64 modtime = __PHYSFS_platformGetLastModTime(name);
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
   326
    MVLinfo *info = malloc(sizeof (MVLinfo));
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   327
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
   328
    BAIL_IF_MACRO(info == NULL, ERR_OUT_OF_MEMORY, NULL);
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   329
    memset(info, '\0', sizeof (MVLinfo));
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   330
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   331
    info->filename = (char *) malloc(strlen(name) + 1);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   332
    if (info->filename == NULL)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   333
    {
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   334
        __PHYSFS_setError(ERR_OUT_OF_MEMORY);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   335
        goto MVL_openArchive_failed;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   336
    } /* if */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   337
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   338
    if (!mvl_load_entries(name, forWriting, info))
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   339
        goto MVL_openArchive_failed;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   340
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   341
    strcpy(info->filename, name);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   342
    info->last_mod_time = modtime;
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
   343
    return(info);
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   344
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   345
MVL_openArchive_failed:
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
   346
    if (info != NULL)
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   347
    {
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
   348
        if (info->filename != NULL)
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
   349
            free(info->filename);
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
   350
        if (info->entries != NULL)
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
   351
            free(info->entries);
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
   352
        free(info);
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   353
    } /* if */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   354
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   355
    return(NULL);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   356
} /* MVL_openArchive */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   357
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   358
657
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   359
static void MVL_enumerateFiles(dvoid *opaque, const char *dname,
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   360
                               int omitSymLinks, PHYSFS_StringCallback cb,
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   361
                               void *callbackdata)
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   362
{
657
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   363
    /* no directories in MVL files. */
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   364
    if (*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
   365
    {
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   366
        MVLinfo *info = ((MVLinfo *) opaque);
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   367
        MVLentry *entry = info->entries;
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   368
        PHYSFS_uint32 max = info->entryCount;
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   369
        PHYSFS_uint32 i;
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   370
657
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   371
        for (i = 0; i < max; i++, entry++)
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   372
            cb(callbackdata, entry->name);
dad3b5c307a9 Added callback APIs and ripped up the internals everywhere to use them.
Ryan C. Gordon <icculus@icculus.org>
parents: 650
diff changeset
   373
    } /* if */
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   374
} /* MVL_enumerateFiles */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   375
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   376
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   377
static MVLentry *mvl_find_entry(MVLinfo *info, const char *name)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   378
{
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   379
    char *ptr = strchr(name, '.');
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   380
    MVLentry *a = info->entries;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   381
    PHYSFS_sint32 lo = 0;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   382
    PHYSFS_sint32 hi = (PHYSFS_sint32) (info->entryCount - 1);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   383
    PHYSFS_sint32 middle;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   384
    int rc;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   385
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   386
    /*
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   387
     * Rule out filenames to avoid unneeded processing...no dirs,
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   388
     *   big filenames, or extensions > 3 chars.
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   389
     */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   390
    BAIL_IF_MACRO((ptr) && (strlen(ptr) > 4), ERR_NO_SUCH_FILE, NULL);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   391
    BAIL_IF_MACRO(strlen(name) > 12, ERR_NO_SUCH_FILE, NULL);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   392
    BAIL_IF_MACRO(strchr(name, '/') != NULL, ERR_NO_SUCH_FILE, NULL);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   393
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   394
    while (lo <= hi)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   395
    {
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   396
        middle = lo + ((hi - lo) / 2);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   397
        rc = __PHYSFS_platformStricmp(name, a[middle].name);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   398
        if (rc == 0)  /* found it! */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   399
            return(&a[middle]);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   400
        else if (rc > 0)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   401
            lo = middle + 1;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   402
        else
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   403
            hi = middle - 1;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   404
    } /* while */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   405
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   406
    BAIL_MACRO(ERR_NO_SUCH_FILE, NULL);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   407
} /* mvl_find_entry */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   408
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   409
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
   410
static int MVL_exists(dvoid *opaque, const char *name)
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   411
{
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
   412
    return(mvl_find_entry(((MVLinfo *) opaque), name) != NULL);
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   413
} /* MVL_exists */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   414
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   415
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
   416
static int MVL_isDirectory(dvoid *opaque, const char *name, int *fileExists)
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   417
{
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
   418
    *fileExists = MVL_exists(opaque, name);
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   419
    return(0);  /* never directories in a groupfile. */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   420
} /* MVL_isDirectory */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   421
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   422
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
   423
static int MVL_isSymLink(dvoid *opaque, const char *name, int *fileExists)
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   424
{
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
   425
    *fileExists = MVL_exists(opaque, name);
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   426
    return(0);  /* never symlinks in a groupfile. */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   427
} /* MVL_isSymLink */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   428
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   429
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
   430
static PHYSFS_sint64 MVL_getLastModTime(dvoid *opaque,
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   431
                                        const char *name,
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   432
                                        int *fileExists)
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   433
{
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
   434
    MVLinfo *info = ((MVLinfo *) opaque);
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   435
    PHYSFS_sint64 retval = -1;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   436
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   437
    *fileExists = (mvl_find_entry(info, name) != NULL);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   438
    if (*fileExists)  /* use time of MVL itself in the physical filesystem. */
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
   439
        retval = info->last_mod_time;
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   440
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   441
    return(retval);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   442
} /* MVL_getLastModTime */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   443
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   444
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
   445
static fvoid *MVL_openRead(dvoid *opaque, const char *fnm, int *fileExists)
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   446
{
648
5c993684b8f2 Cleaned up archiver interface to not deal with DirHandles anymore,
Ryan C. Gordon <icculus@icculus.org>
parents: 564
diff changeset
   447
    MVLinfo *info = ((MVLinfo *) opaque);
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   448
    MVLfileinfo *finfo;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   449
    MVLentry *entry;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   450
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   451
    entry = mvl_find_entry(info, fnm);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   452
    *fileExists = (entry != NULL);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   453
    BAIL_IF_MACRO(entry == NULL, NULL, NULL);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   454
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   455
    finfo = (MVLfileinfo *) malloc(sizeof (MVLfileinfo));
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
   456
    BAIL_IF_MACRO(finfo == NULL, ERR_OUT_OF_MEMORY, NULL);
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   457
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   458
    finfo->handle = __PHYSFS_platformOpenRead(info->filename);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   459
    if ( (finfo->handle == NULL) ||
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   460
         (!__PHYSFS_platformSeek(finfo->handle, entry->startPos)) )
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   461
    {
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   462
        free(finfo);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   463
        return(NULL);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   464
    } /* if */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   465
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   466
    finfo->curPos = 0;
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   467
    finfo->entry = entry;
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
   468
    return(finfo);
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   469
} /* MVL_openRead */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   470
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   471
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
   472
static fvoid *MVL_openWrite(dvoid *opaque, const char *name)
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   473
{
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   474
    BAIL_MACRO(ERR_NOT_SUPPORTED, NULL);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   475
} /* MVL_openWrite */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   476
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   477
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
   478
static fvoid *MVL_openAppend(dvoid *opaque, const char *name)
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   479
{
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   480
    BAIL_MACRO(ERR_NOT_SUPPORTED, NULL);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   481
} /* MVL_openAppend */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   482
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   483
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
   484
static int MVL_remove(dvoid *opaque, const char *name)
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   485
{
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   486
    BAIL_MACRO(ERR_NOT_SUPPORTED, 0);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   487
} /* MVL_remove */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   488
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   489
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
   490
static int MVL_mkdir(dvoid *opaque, const char *name)
553
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   491
{
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   492
    BAIL_MACRO(ERR_NOT_SUPPORTED, 0);
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   493
} /* MVL_mkdir */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   494
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   495
#endif  /* defined PHYSFS_SUPPORTS_MVL */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   496
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   497
/* end of mvl.c ... */
4338d9c0bbcd Descent I/II HOG and MVL archive support (thanks, Bradley Bell!).
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   498