diff options
Diffstat (limited to 'Source/3rdParty/physfs/physfs_archiver_grp.c')
| -rw-r--r-- | Source/3rdParty/physfs/physfs_archiver_grp.c | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/Source/3rdParty/physfs/physfs_archiver_grp.c b/Source/3rdParty/physfs/physfs_archiver_grp.c deleted file mode 100644 index 758475e..0000000 --- a/Source/3rdParty/physfs/physfs_archiver_grp.c +++ /dev/null @@ -1,116 +0,0 @@ -/* - * GRP support routines for PhysicsFS. - * - * This driver handles BUILD engine archives ("groupfiles"). This format - * (but not this driver) was put together by Ken Silverman. - * - * The format is simple enough. In Ken's words: - * - * What's the .GRP file format? - * - * The ".grp" file format is just a collection of a lot of files stored - * into 1 big one. I tried to make the format as simple as possible: The - * first 12 bytes contains my name, "KenSilverman". The next 4 bytes is - * the number of files that were compacted into the group file. Then for - * each file, there is a 16 byte structure, where the first 12 bytes are - * the filename, and the last 4 bytes are the file's size. The rest of - * the group file is just the raw data packed one after the other in the - * same order as the list of files. - * - * (That info is from http://www.advsys.net/ken/build.htm ...) - * - * Please see the file LICENSE.txt in the source's root directory. - * - * This file written by Ryan C. Gordon. - */ - -#define __PHYSICSFS_INTERNAL__ -#include "physfs_internal.h" - -#if PHYSFS_SUPPORTS_GRP - -static int grpLoadEntries(PHYSFS_Io *io, const PHYSFS_uint32 count, void *arc) -{ - PHYSFS_uint32 pos = 16 + (16 * count); /* past sig+metadata. */ - PHYSFS_uint32 i; - - for (i = 0; i < count; i++) - { - char *ptr; - char name[13]; - PHYSFS_uint32 size; - BAIL_IF_ERRPASS(!__PHYSFS_readAll(io, name, 12), 0); - BAIL_IF_ERRPASS(!__PHYSFS_readAll(io, &size, 4), 0); - - name[12] = '\0'; /* name isn't null-terminated in file. */ - if ((ptr = strchr(name, ' ')) != NULL) - *ptr = '\0'; /* trim extra spaces. */ - - size = PHYSFS_swapULE32(size); - BAIL_IF_ERRPASS(!UNPK_addEntry(arc, name, 0, -1, -1, pos, size), 0); - - pos += size; - } /* for */ - - return 1; -} /* grpLoadEntries */ - - -static void *GRP_openArchive(PHYSFS_Io *io, const char *name, - int forWriting, int *claimed) -{ - PHYSFS_uint8 buf[12]; - PHYSFS_uint32 count = 0; - void *unpkarc = NULL; - - assert(io != NULL); /* shouldn't ever happen. */ - - BAIL_IF(forWriting, PHYSFS_ERR_READ_ONLY, NULL); - - BAIL_IF_ERRPASS(!__PHYSFS_readAll(io, buf, sizeof (buf)), NULL); - if (memcmp(buf, "KenSilverman", sizeof (buf)) != 0) - BAIL(PHYSFS_ERR_UNSUPPORTED, NULL); - - *claimed = 1; - - BAIL_IF_ERRPASS(!__PHYSFS_readAll(io, &count, sizeof(count)), NULL); - count = PHYSFS_swapULE32(count); - - unpkarc = UNPK_openArchive(io); - BAIL_IF_ERRPASS(!unpkarc, NULL); - - if (!grpLoadEntries(io, count, unpkarc)) - { - UNPK_abandonArchive(unpkarc); - return NULL; - } /* if */ - - return unpkarc; -} /* GRP_openArchive */ - - -const PHYSFS_Archiver __PHYSFS_Archiver_GRP = -{ - CURRENT_PHYSFS_ARCHIVER_API_VERSION, - { - "GRP", - "Build engine Groupfile format", - "Ryan C. Gordon <icculus@icculus.org>", - "https://icculus.org/physfs/", - 0, /* supportsSymlinks */ - }, - GRP_openArchive, - UNPK_enumerate, - UNPK_openRead, - UNPK_openWrite, - UNPK_openAppend, - UNPK_remove, - UNPK_mkdir, - UNPK_stat, - UNPK_closeArchive -}; - -#endif /* defined PHYSFS_SUPPORTS_GRP */ - -/* end of physfs_archiver_grp.c ... */ - |