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twinaphex 2019-07-05 05:19:57 +02:00
parent 7437ccc0fb
commit c853996ab3
21 changed files with 5261 additions and 57 deletions
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1283
cdrom/cdrom.c Normal file
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File diff suppressed because it is too large Load diff

151
encodings/encoding_base64.c Normal file
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@ -0,0 +1,151 @@
/*
https://github.com/superwills/NibbleAndAHalf
base64.h -- Fast base64 encoding and decoding.
version 1.0.0, April 17, 2013 143a
Copyright (C) 2013 William Sherif
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
William Sherif
will.sherif@gmail.com
YWxsIHlvdXIgYmFzZSBhcmUgYmVsb25nIHRvIHVz
Modified for RetroArch formatting, logging, and header files.
*/
#include <stdio.h>
#include <stdlib.h>
#include <encodings/base64.h>
/*
Converts binary data of length=len to base64 characters.
Length of the resultant string is stored in flen
(you must pass pointer flen).
*/
char* base64(const void* binaryData, int len, int *flen)
{
const unsigned char* bin = (const unsigned char*) binaryData;
char* res;
int rc = 0; /* result counter */
int byteNo; /* I need this after the loop */
int modulusLen = len % 3 ;
/* 2 gives 1 and 1 gives 2, but 0 gives 0. */
int pad = ((modulusLen&1)<<1) + ((modulusLen&2)>>1);
*flen = 4*(len + pad)/3;
res = (char*) malloc(*flen + 1); /* and one for the null */
if (!res)
{
/* ERROR: base64 could not allocate enough memory. */
return 0;
}
for (byteNo=0; byteNo <= len-3; byteNo+=3)
{
unsigned char BYTE0 = bin[byteNo];
unsigned char BYTE1 = bin[byteNo+1];
unsigned char BYTE2 = bin[byteNo+2];
res[rc++] = b64[BYTE0 >> 2];
res[rc++] = b64[((0x3&BYTE0)<<4) + (BYTE1 >> 4)];
res[rc++] = b64[((0x0f&BYTE1)<<2) + (BYTE2>>6)];
res[rc++] = b64[0x3f&BYTE2];
}
if (pad==2)
{
res[rc++] = b64[bin[byteNo] >> 2];
res[rc++] = b64[(0x3&bin[byteNo])<<4];
res[rc++] = '=';
res[rc++] = '=';
}
else if (pad==1)
{
res[rc++] = b64[bin[byteNo] >> 2];
res[rc++] = b64[((0x3&bin[byteNo])<<4) + (bin[byteNo+1] >> 4)];
res[rc++] = b64[(0x0f&bin[byteNo+1])<<2];
res[rc++] = '=';
}
res[rc]=0; /* NULL TERMINATOR! ;) */
return res;
}
unsigned char* unbase64(const char* ascii, int len, int *flen)
{
const unsigned char *safeAsciiPtr = (const unsigned char*) ascii;
unsigned char *bin;
int cb = 0;
int charNo;
int pad = 0;
if (len < 2) { /* 2 accesses below would be OOB. */
/* catch empty string, return NULL as result. */
/* ERROR: You passed an invalid base64 string (too short).
* You get NULL back. */
*flen = 0;
return 0;
}
if(safeAsciiPtr[len-1]=='=')
++pad;
if(safeAsciiPtr[len-2]=='=')
++pad;
*flen = 3*len/4 - pad;
bin = (unsigned char*)malloc(*flen);
if (!bin)
{
/* ERROR: unbase64 could not allocate enough memory. */
return 0;
}
for (charNo=0; charNo <= len-4-pad; charNo+=4)
{
int A = unb64[safeAsciiPtr[charNo]];
int B = unb64[safeAsciiPtr[charNo+1]];
int C = unb64[safeAsciiPtr[charNo+2]];
int D = unb64[safeAsciiPtr[charNo+3]];
bin[cb++] = (A<<2) | (B>>4);
bin[cb++] = (B<<4) | (C>>2);
bin[cb++] = (C<<6) | (D);
}
if (pad==1)
{
int A = unb64[safeAsciiPtr[charNo]];
int B = unb64[safeAsciiPtr[charNo+1]];
int C = unb64[safeAsciiPtr[charNo+2]];
bin[cb++] = (A<<2) | (B>>4);
bin[cb++] = (B<<4) | (C>>2);
}
else if (pad==2)
{
int A = unb64[safeAsciiPtr[charNo]];
int B = unb64[safeAsciiPtr[charNo+1]];
bin[cb++] = (A<<2) | (B>>4);
}
return bin;
}

24
formats/libchdr/libchdr_chd.c
View file

@ -637,14 +637,24 @@ static chd_error decompress_v5_map(chd_file* chd, chd_header* header)
{
uint8_t *rawmap = header->rawmap + (hunknum * 12);
if (repcount > 0)
rawmap[0] = lastcomp, repcount--;
{
rawmap[0] = lastcomp;
repcount--;
}
else
{
uint8_t val = huffman_decode_one(decoder, bitbuf);
if (val == COMPRESSION_RLE_SMALL)
rawmap[0] = lastcomp, repcount = 2 + huffman_decode_one(decoder, bitbuf);
{
rawmap[0] = lastcomp;
repcount = 2 + huffman_decode_one(decoder, bitbuf);
}
else if (val == COMPRESSION_RLE_LARGE)
rawmap[0] = lastcomp, repcount = 2 + 16 + (huffman_decode_one(decoder, bitbuf) << 4), repcount += huffman_decode_one(decoder, bitbuf);
{
rawmap[0] = lastcomp;
repcount = 2 + 16 + (huffman_decode_one(decoder, bitbuf) << 4);
repcount += huffman_decode_one(decoder, bitbuf);
}
else
rawmap[0] = lastcomp = val;
}
@ -1460,7 +1470,7 @@ static chd_error header_read(chd_file *chd, chd_header *header)
header->mapoffset = get_bigendian_uint64(&rawheader[40]);
header->metaoffset = get_bigendian_uint64(&rawheader[48]);
header->hunkbytes = get_bigendian_uint32(&rawheader[56]);
header->hunkcount = (header->logicalbytes + header->hunkbytes - 1) / header->hunkbytes;
header->hunkcount = (UINT32)((header->logicalbytes + header->hunkbytes - 1) / header->hunkbytes);
header->unitbytes = get_bigendian_uint32(&rawheader[60]);
header->unitcount = (header->logicalbytes + header->unitbytes - 1) / header->unitbytes;
memcpy(header->sha1, &rawheader[84], CHD_SHA1_BYTES);
@ -1614,11 +1624,11 @@ static chd_error hunk_read_into_memory(chd_file *chd, UINT32 hunknum, UINT8 *des
if (chd->cachehunk == entry->offset && dest == chd->cache)
break;
#endif
return hunk_read_into_memory(chd, entry->offset, dest);
return hunk_read_into_memory(chd, (UINT32)entry->offset, dest);
/* parent-referenced data */
case MAP_ENTRY_TYPE_PARENT_HUNK:
err = hunk_read_into_memory(chd->parent, entry->offset, dest);
err = hunk_read_into_memory(chd->parent, (UINT32)entry->offset, dest);
if (err != CHDERR_NONE)
return err;
break;
@ -1711,7 +1721,7 @@ static chd_error hunk_read_into_memory(chd_file *chd, UINT32 hunknum, UINT8 *des
return CHDERR_NONE;
case COMPRESSION_SELF:
return hunk_read_into_memory(chd, blockoffs, dest);
return hunk_read_into_memory(chd, (UINT32)blockoffs, dest);
case COMPRESSION_PARENT:
#if 0

11
formats/libchdr/libchdr_flac.c
View file

@ -190,7 +190,7 @@ uint32_t flac_decoder_finish(flac_decoder* decoder)
return 0;
if (decoder->compressed_start == (const FLAC__byte *)(decoder->custom_header))
position -= decoder->compressed_length;
return position;
return (uint32_t)position;
}
/*-------------------------------------------------
@ -208,13 +208,14 @@ FLAC__StreamDecoderReadStatus flac_decoder_read_callback(void* client_data, FLAC
{
flac_decoder* decoder = (flac_decoder*)client_data;
uint32_t expected = *bytes;
uint32_t expected = (uint32_t)*bytes;
/* copy from primary buffer first */
uint32_t outputpos = 0;
uint32_t outputpos = 0;
if (outputpos < *bytes && decoder->compressed_offset < decoder->compressed_length)
{
uint32_t bytes_to_copy = MIN(*bytes - outputpos, decoder->compressed_length - decoder->compressed_offset);
uint32_t bytes_to_copy = (uint32_t)MIN(*bytes - outputpos, decoder->compressed_length - decoder->compressed_offset);
memcpy(&buffer[outputpos], decoder->compressed_start + decoder->compressed_offset, bytes_to_copy);
outputpos += bytes_to_copy;
decoder->compressed_offset += bytes_to_copy;
@ -223,7 +224,7 @@ FLAC__StreamDecoderReadStatus flac_decoder_read_callback(void* client_data, FLAC
/* once we're out of that, copy from the secondary buffer */
if (outputpos < *bytes && decoder->compressed_offset < decoder->compressed_length + decoder->compressed2_length)
{
uint32_t bytes_to_copy = MIN(*bytes - outputpos, decoder->compressed2_length - (decoder->compressed_offset - decoder->compressed_length));
uint32_t bytes_to_copy = (uint32_t)MIN(*bytes - outputpos, decoder->compressed2_length - (decoder->compressed_offset - decoder->compressed_length));
memcpy(&buffer[outputpos], decoder->compressed2_start + decoder->compressed_offset - decoder->compressed_length, bytes_to_copy);
outputpos += bytes_to_copy;
decoder->compressed_offset += bytes_to_copy;

5
formats/libchdr/libchdr_huffman.c
View file

@ -273,7 +273,10 @@ enum huffman_error huffman_import_tree_huffman(struct huffman_decoder* decoder,
/* determine the maximum length of an RLE count */
temp = decoder->numcodes - 9;
while (temp != 0)
temp >>= 1, rlefullbits++;
{
temp >>= 1;
rlefullbits++;
}
/* now process the rest of the data */
for (curcode = 0; curcode < decoder->numcodes; )

2
formats/libchdr/libchdr_lzma.c
View file

@ -102,7 +102,7 @@ static void *lzma_fast_alloc(void *p, size_t size)
}
/* set the low bit of the size so we don't match next time */
*addr = size | 1;
*addr = (uint32_t)(size | 1);
return addr + 1;
}

111
include/cdrom/cdrom.h Normal file
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@ -0,0 +1,111 @@
/* Copyright (C) 2010-2019 The RetroArch team
*
* ---------------------------------------------------------------------------------------
* The following license statement only applies to this file (cdrom.h).
* ---------------------------------------------------------------------------------------
*
* Permission is hereby granted, free of charge,
* to any person obtaining a copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef __LIBRETRO_SDK_CDROM_H
#define __LIBRETRO_SDK_CDROM_H
#include <stdio.h>
#include <stdint.h>
#include <stddef.h>
#include <sys/types.h>
#include <libretro.h>
#include <retro_common_api.h>
#include <retro_inline.h>
#include <boolean.h>
#ifdef VFS_FRONTEND
typedef struct retro_vfs_file_handle libretro_vfs_implementation_file;
#else
typedef struct libretro_vfs_implementation_file libretro_vfs_implementation_file;
#endif
struct string_list;
RETRO_BEGIN_DECLS
typedef struct
{
unsigned lba_start; /* start of pregap */
unsigned lba; /* start of data */
unsigned track_size;
unsigned char track_num;
unsigned char min; /* start of data */
unsigned char sec;
unsigned char frame;
unsigned char mode;
bool audio;
} cdrom_track_t;
typedef struct
{
char drive;
unsigned char num_tracks;
cdrom_track_t track[99];
} cdrom_toc_t;
void lba_to_msf(unsigned lba, unsigned char *min, unsigned char *sec, unsigned char *frame);
unsigned msf_to_lba(unsigned char min, unsigned char sec, unsigned char frame);
void increment_msf(unsigned char *min, unsigned char *sec, unsigned char *frame);
int cdrom_read_subq(libretro_vfs_implementation_file *stream, unsigned char *buf, size_t len);
int cdrom_write_cue(libretro_vfs_implementation_file *stream, char **out_buf, size_t *out_len, char cdrom_drive, unsigned char *num_tracks, cdrom_toc_t *toc);
/* needs 32 bytes for full vendor, product and version */
int cdrom_get_inquiry(const libretro_vfs_implementation_file *stream, char *model, int len, bool *is_cdrom);
int cdrom_read(libretro_vfs_implementation_file *stream, unsigned char min, unsigned char sec, unsigned char frame, void *s, size_t len, size_t skip);
int cdrom_set_read_speed(libretro_vfs_implementation_file *stream, unsigned speed);
int cdrom_stop(const libretro_vfs_implementation_file *stream);
int cdrom_unlock(const libretro_vfs_implementation_file *stream);
int cdrom_open_tray(const libretro_vfs_implementation_file *stream);
int cdrom_close_tray(const libretro_vfs_implementation_file *stream);
/* must be freed by the caller */
struct string_list* cdrom_get_available_drives(void);
bool cdrom_is_media_inserted(const libretro_vfs_implementation_file *stream);
void cdrom_get_current_config_core(const libretro_vfs_implementation_file *stream);
void cdrom_get_current_config_profiles(const libretro_vfs_implementation_file *stream);
void cdrom_get_current_config_cdread(const libretro_vfs_implementation_file *stream);
void cdrom_get_current_config_multiread(const libretro_vfs_implementation_file *stream);
void cdrom_get_current_config_random_readable(const libretro_vfs_implementation_file *stream);
int cdrom_get_sense(const libretro_vfs_implementation_file *stream, unsigned char *sense, size_t len);
RETRO_END_DECLS
#endif

483
include/compat/zlib/zconf.h Normal file
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@ -0,0 +1,483 @@
/* zconf.h -- configuration of the zlib compression library
* Copyright (C) 1995-2013 Jean-loup Gailly.
* For conditions of distribution and use, see copyright notice in zlib.h
*/
/* @(#) $Id$ */
#ifndef ZCONF_H
#define ZCONF_H
/*
* If you *really* need a unique prefix for all types and library functions,
* compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
* Even better than compiling with -DZ_PREFIX would be to use configure to set
* this permanently in zconf.h using "./configure --zprefix".
*/
#ifdef Z_PREFIX /* may be set to #if 1 by ./configure */
# define Z_PREFIX_SET
/* all linked symbols */
# define _dist_code z__dist_code
# define _length_code z__length_code
# define _tr_align z__tr_align
# define _tr_flush_bits z__tr_flush_bits
# define _tr_flush_block z__tr_flush_block
# define _tr_init z__tr_init
# define _tr_stored_block z__tr_stored_block
# define _tr_tally z__tr_tally
# define adler32 z_adler32
# define adler32_combine z_adler32_combine
# define adler32_combine64 z_adler32_combine64
# ifndef Z_SOLO
# define compress z_compress
# define compress2 z_compress2
# define compressBound z_compressBound
# endif
# define crc32 z_crc32
# define crc32_combine z_crc32_combine
# define crc32_combine64 z_crc32_combine64
# define deflate z_deflate
# define deflateBound z_deflateBound
# define deflateCopy z_deflateCopy
# define deflateEnd z_deflateEnd
# define deflateInit2_ z_deflateInit2_
# define deflateInit_ z_deflateInit_
# define deflateParams z_deflateParams
# define deflatePending z_deflatePending
# define deflatePrime z_deflatePrime
# define deflateReset z_deflateReset
# define deflateResetKeep z_deflateResetKeep
# define deflateSetDictionary z_deflateSetDictionary
# define deflateSetHeader z_deflateSetHeader
# define deflateTune z_deflateTune
# define deflate_copyright z_deflate_copyright
# define get_crc_table z_get_crc_table
# ifndef Z_SOLO
# define gz_error z_gz_error
# define gz_intmax z_gz_intmax
# define gz_strwinerror z_gz_strwinerror
# define gzbuffer z_gzbuffer
# define gzclearerr z_gzclearerr
# define gzclose z_gzclose
# define gzclose_r z_gzclose_r
# define gzclose_w z_gzclose_w
# define gzdirect z_gzdirect
# define gzdopen z_gzdopen
# define gzeof z_gzeof
# define gzerror z_gzerror
# define gzflush z_gzflush
# define gzgetc z_gzgetc
# define gzgetc_ z_gzgetc_
# define gzgets z_gzgets
# define gzoffset z_gzoffset
# define gzoffset64 z_gzoffset64
# define gzopen z_gzopen
# define gzopen64 z_gzopen64
# ifdef _WIN32
# define gzopen_w z_gzopen_w
# endif
# define gzprintf z_gzprintf
# define gzvprintf z_gzvprintf
# define gzputc z_gzputc
# define gzputs z_gzputs
# define gzread z_gzread
# define gzrewind z_gzrewind
# define gzseek z_gzseek
# define gzseek64 z_gzseek64
# define gzsetparams z_gzsetparams
# define gztell z_gztell
# define gztell64 z_gztell64
# define gzungetc z_gzungetc
# define gzwrite z_gzwrite
# endif
# define inflate z_inflate
# define inflateBack z_inflateBack
# define inflateBackEnd z_inflateBackEnd
# define inflateBackInit_ z_inflateBackInit_
# define inflateCopy z_inflateCopy
# define inflateEnd z_inflateEnd
# define inflateGetHeader z_inflateGetHeader
# define inflateInit2_ z_inflateInit2_
# define inflateInit_ z_inflateInit_
# define inflateMark z_inflateMark
# define inflatePrime z_inflatePrime
# define inflateReset z_inflateReset
# define inflateReset2 z_inflateReset2
# define inflateSetDictionary z_inflateSetDictionary
# define inflateGetDictionary z_inflateGetDictionary
# define inflateSync z_inflateSync
# define inflateSyncPoint z_inflateSyncPoint
# define inflateUndermine z_inflateUndermine
# define inflateResetKeep z_inflateResetKeep
# define inflate_copyright z_inflate_copyright
# define inflate_fast z_inflate_fast
# define inflate_table z_inflate_table
# ifndef Z_SOLO
# define uncompress z_uncompress
# endif
# define zError z_zError
# ifndef Z_SOLO
# define zcalloc z_zcalloc
# define zcfree z_zcfree
# endif
# define zlibCompileFlags z_zlibCompileFlags
# define zlibVersion z_zlibVersion
/* all zlib typedefs in zlib.h and zconf.h */
# define Byte z_Byte
# define Bytef z_Bytef
# define alloc_func z_alloc_func
# define charf z_charf
# define free_func z_free_func
# ifndef Z_SOLO
# define gzFile z_gzFile
# endif
# define gz_header z_gz_header
# define gz_headerp z_gz_headerp
# define in_func z_in_func
# define intf z_intf
# define out_func z_out_func
# define uInt z_uInt
# define uIntf z_uIntf
# define uLong z_uLong
# define uLongf z_uLongf
# define voidp z_voidp
# define voidpc z_voidpc
# define voidpf z_voidpf
/* all zlib structs in zlib.h and zconf.h */
# define gz_header_s z_gz_header_s
# define internal_state z_internal_state
#endif
#if defined(__MSDOS__) && !defined(MSDOS)
# define MSDOS
#endif
#if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
# define OS2
#endif
#if defined(_WINDOWS) && !defined(WINDOWS)
# define WINDOWS
#endif
#if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
# ifndef WIN32
# define WIN32
# endif
#endif
#if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
# if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
# ifndef SYS16BIT
# define SYS16BIT
# endif
# endif
#endif
/*
* Compile with -DMAXSEG_64K if the alloc function cannot allocate more
* than 64k bytes at a time (needed on systems with 16-bit int).
*/
#ifdef SYS16BIT
# define MAXSEG_64K
#endif
#ifdef MSDOS
# define UNALIGNED_OK
#endif
#ifdef __STDC_VERSION__
# ifndef STDC
# define STDC
# endif
# if __STDC_VERSION__ >= 199901L
# ifndef STDC99
# define STDC99
# endif
# endif
#endif
#if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
# define STDC
#endif
#if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
# define STDC
#endif
#if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
# define STDC
#endif
#if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
# define STDC
#endif
#if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */
# define STDC
#endif
#ifndef STDC
# ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
# define const /* note: need a more gentle solution here */
# endif
#endif
#if defined(ZLIB_CONST) && !defined(z_const)
# define z_const const
#else
# define z_const
#endif
/* Some Mac compilers merge all .h files incorrectly: */
#if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
# define NO_DUMMY_DECL
#endif
/* Maximum value for memLevel in deflateInit2 */
#ifndef MAX_MEM_LEVEL
# ifdef MAXSEG_64K
# define MAX_MEM_LEVEL 8
# else
# define MAX_MEM_LEVEL 9
# endif
#endif
/* Maximum value for windowBits in deflateInit2 and inflateInit2.
* WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
* created by gzip. (Files created by minigzip can still be extracted by
* gzip.)
*/
#ifndef MAX_WBITS
# define MAX_WBITS 15 /* 32K LZ77 window */
#endif
/* The memory requirements for deflate are (in bytes):
(1 << (windowBits+2)) + (1 << (memLevel+9))
that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
plus a few kilobytes for small objects. For example, if you want to reduce
the default memory requirements from 256K to 128K, compile with
make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
Of course this will generally degrade compression (there's no free lunch).
The memory requirements for inflate are (in bytes) 1 << windowBits
that is, 32K for windowBits=15 (default value) plus a few kilobytes
for small objects.
*/
/* Type declarations */
#ifndef OF /* function prototypes */
# ifdef STDC
# define OF(args) args
# else
# define OF(args) ()
# endif
#endif
#ifndef Z_ARG /* function prototypes for stdarg */
# if defined(STDC) || defined(Z_HAVE_STDARG_H)
# define Z_ARG(args) args
# else
# define Z_ARG(args) ()
# endif
#endif
/* The following definitions for FAR are needed only for MSDOS mixed
* model programming (small or medium model with some far allocations).
* This was tested only with MSC; for other MSDOS compilers you may have
* to define NO_MEMCPY in zutil.h. If you don't need the mixed model,
* just define FAR to be empty.
*/
#ifdef SYS16BIT
# if defined(M_I86SM) || defined(M_I86MM)
/* MSC small or medium model */
# define SMALL_MEDIUM
# ifdef _MSC_VER
# define FAR _far
# else
# define FAR far
# endif
# endif
# if (defined(__SMALL__) || defined(__MEDIUM__))
/* Turbo C small or medium model */
# define SMALL_MEDIUM
# ifdef __BORLANDC__
# define FAR _far
# else
# define FAR far
# endif
# endif
#endif
#if defined(WINDOWS) || defined(WIN32)
/* If building or using zlib as a DLL, define ZLIB_DLL.
* This is not mandatory, but it offers a little performance increase.
*/
# ifdef ZLIB_DLL
# if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
# ifdef ZLIB_INTERNAL
# define ZEXTERN extern __declspec(dllexport)
# else
# define ZEXTERN extern __declspec(dllimport)
# endif
# endif
# endif /* ZLIB_DLL */
/* If building or using zlib with the WINAPI/WINAPIV calling convention,
* define ZLIB_WINAPI.
* Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
*/
# ifdef ZLIB_WINAPI
# ifdef FAR
# undef FAR
# endif
# include <windows.h>
/* No need for _export, use ZLIB.DEF instead. */
/* For complete Windows compatibility, use WINAPI, not __stdcall. */
# endif
#endif
#ifndef FAR
# define FAR
#endif
#if !defined(__MACTYPES__)
typedef unsigned char Byte; /* 8 bits */
#endif
typedef unsigned int uInt; /* 16 bits or more */
typedef unsigned long uLong; /* 32 bits or more */
#ifdef SMALL_MEDIUM
/* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
# define Bytef Byte FAR
#else
typedef Byte FAR Bytef;
#endif
typedef char FAR charf;
typedef int FAR intf;
typedef uInt FAR uIntf;
typedef uLong FAR uLongf;
#ifdef STDC
typedef void const *voidpc;
typedef void FAR *voidpf;
typedef void *voidp;
#else
typedef Byte const *voidpc;
typedef Byte FAR *voidpf;
typedef Byte *voidp;
#endif
#if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC)
# include <limits.h>
# if (UINT_MAX == 0xffffffffUL)
# define Z_U4 unsigned
# elif (ULONG_MAX == 0xffffffffUL)
# define Z_U4 unsigned long
# elif (USHRT_MAX == 0xffffffffUL)
# define Z_U4 unsigned short
# endif
#endif
#ifdef Z_U4
typedef Z_U4 z_crc_t;
#else
typedef unsigned long z_crc_t;
#endif
#ifdef HAVE_UNISTD_H /* may be set to #if 1 by ./configure */
# define Z_HAVE_UNISTD_H
#endif
#ifdef HAVE_STDARG_H /* may be set to #if 1 by ./configure */
# define Z_HAVE_STDARG_H
#endif
#ifdef STDC
# ifndef Z_SOLO
# include <sys/types.h> /* for off_t */
# endif
#endif
#if defined(STDC) || defined(Z_HAVE_STDARG_H)
# ifndef Z_SOLO
# include <stdarg.h> /* for va_list */
# endif
#endif
#ifdef _WIN32
# ifndef Z_SOLO
# include <stddef.h> /* for wchar_t */
# endif
#endif
/* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
* "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
* though the former does not conform to the LFS document), but considering
* both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
* equivalently requesting no 64-bit operations
*/
#if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1
# undef _LARGEFILE64_SOURCE
#endif
#if defined(__WATCOMC__) && !defined(Z_HAVE_UNISTD_H)
# define Z_HAVE_UNISTD_H
#endif
#ifndef Z_SOLO
# if defined(Z_HAVE_UNISTD_H) || defined(_LARGEFILE64_SOURCE)
# include <unistd.h> /* for SEEK_*, off_t, and _LFS64_LARGEFILE */
# ifdef VMS
# include <unixio.h> /* for off_t */
# endif
# ifndef z_off_t
# define z_off_t off_t
# endif
# endif
#endif
#if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0
# define Z_LFS64
#endif
#if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64)
# define Z_LARGE64
#endif
#if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64)
# define Z_WANT64
#endif
#if !defined(SEEK_SET) && !defined(Z_SOLO)
# define SEEK_SET 0 /* Seek from beginning of file. */
# define SEEK_CUR 1 /* Seek from current position. */
# define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
#endif
#ifndef z_off_t
# define z_off_t long
#endif
#if !defined(_WIN32) && defined(Z_LARGE64)
# define z_off64_t off64_t
#else
# if defined(_WIN32) && !defined(__GNUC__) && !defined(Z_SOLO)
# define z_off64_t __int64
# else
# define z_off64_t z_off_t
# endif
#endif
/* MVS linker does not support external names larger than 8 bytes */
#if defined(__MVS__)
#pragma map(deflateInit_,"DEIN")
#pragma map(deflateInit2_,"DEIN2")
#pragma map(deflateEnd,"DEEND")
#pragma map(deflateBound,"DEBND")
#pragma map(inflateInit_,"ININ")
#pragma map(inflateInit2_,"ININ2")
#pragma map(inflateEnd,"INEND")
#pragma map(inflateSync,"INSY")
#pragma map(inflateSetDictionary,"INSEDI")
#pragma map(compressBound,"CMBND")
#pragma map(inflate_table,"INTABL")
#pragma map(inflate_fast,"INFA")
#pragma map(inflate_copyright,"INCOPY")
#endif
#endif /* ZCONF_H */

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/* zconf.h -- configuration of the zlib compression library
* Copyright (C) 1995-2013 Jean-loup Gailly.
* For conditions of distribution and use, see copyright notice in zlib.h
*/
/* @(#) $Id$ */
#ifndef ZCONF_H
#define ZCONF_H
/*
* If you *really* need a unique prefix for all types and library functions,
* compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
* Even better than compiling with -DZ_PREFIX would be to use configure to set
* this permanently in zconf.h using "./configure --zprefix".
*/
#ifdef Z_PREFIX /* may be set to #if 1 by ./configure */
# define Z_PREFIX_SET
/* all linked symbols */
# define _dist_code z__dist_code
# define _length_code z__length_code
# define _tr_align z__tr_align
# define _tr_flush_bits z__tr_flush_bits
# define _tr_flush_block z__tr_flush_block
# define _tr_init z__tr_init
# define _tr_stored_block z__tr_stored_block
# define _tr_tally z__tr_tally
# define adler32 z_adler32
# define adler32_combine z_adler32_combine
# define adler32_combine64 z_adler32_combine64
# ifndef Z_SOLO
# define compress z_compress
# define compress2 z_compress2
# define compressBound z_compressBound
# endif
# define crc32 z_crc32
# define crc32_combine z_crc32_combine
# define crc32_combine64 z_crc32_combine64
# define deflate z_deflate
# define deflateBound z_deflateBound
# define deflateCopy z_deflateCopy
# define deflateEnd z_deflateEnd
# define deflateInit2_ z_deflateInit2_
# define deflateInit_ z_deflateInit_
# define deflateParams z_deflateParams
# define deflatePending z_deflatePending
# define deflatePrime z_deflatePrime
# define deflateReset z_deflateReset
# define deflateResetKeep z_deflateResetKeep
# define deflateSetDictionary z_deflateSetDictionary
# define deflateSetHeader z_deflateSetHeader
# define deflateTune z_deflateTune
# define deflate_copyright z_deflate_copyright
# define get_crc_table z_get_crc_table
# ifndef Z_SOLO
# define gz_error z_gz_error
# define gz_intmax z_gz_intmax
# define gz_strwinerror z_gz_strwinerror
# define gzbuffer z_gzbuffer
# define gzclearerr z_gzclearerr
# define gzclose z_gzclose
# define gzclose_r z_gzclose_r
# define gzclose_w z_gzclose_w
# define gzdirect z_gzdirect
# define gzdopen z_gzdopen
# define gzeof z_gzeof
# define gzerror z_gzerror
# define gzflush z_gzflush
# define gzgetc z_gzgetc
# define gzgetc_ z_gzgetc_
# define gzgets z_gzgets
# define gzoffset z_gzoffset
# define gzoffset64 z_gzoffset64
# define gzopen z_gzopen
# define gzopen64 z_gzopen64
# ifdef _WIN32
# define gzopen_w z_gzopen_w
# endif
# define gzprintf z_gzprintf
# define gzvprintf z_gzvprintf
# define gzputc z_gzputc
# define gzputs z_gzputs
# define gzread z_gzread
# define gzrewind z_gzrewind
# define gzseek z_gzseek
# define gzseek64 z_gzseek64
# define gzsetparams z_gzsetparams
# define gztell z_gztell
# define gztell64 z_gztell64
# define gzungetc z_gzungetc
# define gzwrite z_gzwrite
# endif
# define inflate z_inflate
# define inflateBack z_inflateBack
# define inflateBackEnd z_inflateBackEnd
# define inflateBackInit_ z_inflateBackInit_
# define inflateCopy z_inflateCopy
# define inflateEnd z_inflateEnd
# define inflateGetHeader z_inflateGetHeader
# define inflateInit2_ z_inflateInit2_
# define inflateInit_ z_inflateInit_
# define inflateMark z_inflateMark
# define inflatePrime z_inflatePrime
# define inflateReset z_inflateReset
# define inflateReset2 z_inflateReset2
# define inflateSetDictionary z_inflateSetDictionary
# define inflateGetDictionary z_inflateGetDictionary
# define inflateSync z_inflateSync
# define inflateSyncPoint z_inflateSyncPoint
# define inflateUndermine z_inflateUndermine
# define inflateResetKeep z_inflateResetKeep
# define inflate_copyright z_inflate_copyright
# define inflate_fast z_inflate_fast
# define inflate_table z_inflate_table
# ifndef Z_SOLO
# define uncompress z_uncompress
# endif
# define zError z_zError
# ifndef Z_SOLO
# define zcalloc z_zcalloc
# define zcfree z_zcfree
# endif
# define zlibCompileFlags z_zlibCompileFlags
# define zlibVersion z_zlibVersion
/* all zlib typedefs in zlib.h and zconf.h */
# define Byte z_Byte
# define Bytef z_Bytef
# define alloc_func z_alloc_func
# define charf z_charf
# define free_func z_free_func
# ifndef Z_SOLO
# define gzFile z_gzFile
# endif
# define gz_header z_gz_header
# define gz_headerp z_gz_headerp
# define in_func z_in_func
# define intf z_intf
# define out_func z_out_func
# define uInt z_uInt
# define uIntf z_uIntf
# define uLong z_uLong
# define uLongf z_uLongf
# define voidp z_voidp
# define voidpc z_voidpc
# define voidpf z_voidpf
/* all zlib structs in zlib.h and zconf.h */
# define gz_header_s z_gz_header_s
# define internal_state z_internal_state
#endif
#if defined(__MSDOS__) && !defined(MSDOS)
# define MSDOS
#endif
#if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
# define OS2
#endif
#if defined(_WINDOWS) && !defined(WINDOWS)
# define WINDOWS
#endif
#if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
# ifndef WIN32
# define WIN32
# endif
#endif
#if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
# if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
# ifndef SYS16BIT
# define SYS16BIT
# endif
# endif
#endif
/*
* Compile with -DMAXSEG_64K if the alloc function cannot allocate more
* than 64k bytes at a time (needed on systems with 16-bit int).
*/
#ifdef SYS16BIT
# define MAXSEG_64K
#endif
#ifdef MSDOS
# define UNALIGNED_OK
#endif
#ifdef __STDC_VERSION__
# ifndef STDC
# define STDC
# endif
# if __STDC_VERSION__ >= 199901L
# ifndef STDC99
# define STDC99
# endif
# endif
#endif
#if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
# define STDC
#endif
#if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
# define STDC
#endif
#if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
# define STDC
#endif
#if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
# define STDC
#endif
#if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */
# define STDC
#endif
#ifndef STDC
# ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
# define const /* note: need a more gentle solution here */
# endif
#endif
#if defined(ZLIB_CONST) && !defined(z_const)
# define z_const const
#else
# define z_const
#endif
/* Some Mac compilers merge all .h files incorrectly: */
#if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
# define NO_DUMMY_DECL
#endif
/* Maximum value for memLevel in deflateInit2 */
#ifndef MAX_MEM_LEVEL
# ifdef MAXSEG_64K
# define MAX_MEM_LEVEL 8
# else
# define MAX_MEM_LEVEL 9
# endif
#endif
/* Maximum value for windowBits in deflateInit2 and inflateInit2.
* WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
* created by gzip. (Files created by minigzip can still be extracted by
* gzip.)
*/
#ifndef MAX_WBITS
# define MAX_WBITS 15 /* 32K LZ77 window */
#endif
/* The memory requirements for deflate are (in bytes):
(1 << (windowBits+2)) + (1 << (memLevel+9))
that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
plus a few kilobytes for small objects. For example, if you want to reduce
the default memory requirements from 256K to 128K, compile with
make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
Of course this will generally degrade compression (there's no free lunch).
The memory requirements for inflate are (in bytes) 1 << windowBits
that is, 32K for windowBits=15 (default value) plus a few kilobytes
for small objects.
*/
/* Type declarations */
#ifndef OF /* function prototypes */
# ifdef STDC
# define OF(args) args
# else
# define OF(args) ()
# endif
#endif
#ifndef Z_ARG /* function prototypes for stdarg */
# if defined(STDC) || defined(Z_HAVE_STDARG_H)
# define Z_ARG(args) args
# else
# define Z_ARG(args) ()
# endif
#endif
/* The following definitions for FAR are needed only for MSDOS mixed
* model programming (small or medium model with some far allocations).
* This was tested only with MSC; for other MSDOS compilers you may have
* to define NO_MEMCPY in zutil.h. If you don't need the mixed model,
* just define FAR to be empty.
*/
#ifdef SYS16BIT
# if defined(M_I86SM) || defined(M_I86MM)
/* MSC small or medium model */
# define SMALL_MEDIUM
# ifdef _MSC_VER
# define FAR _far
# else
# define FAR far
# endif
# endif
# if (defined(__SMALL__) || defined(__MEDIUM__))
/* Turbo C small or medium model */
# define SMALL_MEDIUM
# ifdef __BORLANDC__
# define FAR _far
# else
# define FAR far
# endif
# endif
#endif
#if defined(WINDOWS) || defined(WIN32)
/* If building or using zlib as a DLL, define ZLIB_DLL.
* This is not mandatory, but it offers a little performance increase.
*/
# ifdef ZLIB_DLL
# if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
# ifdef ZLIB_INTERNAL
# define ZEXTERN extern __declspec(dllexport)
# else
# define ZEXTERN extern __declspec(dllimport)
# endif
# endif
# endif /* ZLIB_DLL */
/* If building or using zlib with the WINAPI/WINAPIV calling convention,
* define ZLIB_WINAPI.
* Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
*/
# ifdef ZLIB_WINAPI
# ifdef FAR
# undef FAR
# endif
# include <windows.h>
/* No need for _export, use ZLIB.DEF instead. */
/* For complete Windows compatibility, use WINAPI, not __stdcall. */
# endif
#endif
#ifndef FAR
# define FAR
#endif
#if !defined(__MACTYPES__)
typedef unsigned char Byte; /* 8 bits */
#endif
typedef unsigned int uInt; /* 16 bits or more */
typedef unsigned long uLong; /* 32 bits or more */
#ifdef SMALL_MEDIUM
/* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
# define Bytef Byte FAR
#else
typedef Byte FAR Bytef;
#endif
typedef char FAR charf;
typedef int FAR intf;
typedef uInt FAR uIntf;
typedef uLong FAR uLongf;
#ifdef STDC
typedef void const *voidpc;
typedef void FAR *voidpf;
typedef void *voidp;
#else
typedef Byte const *voidpc;
typedef Byte FAR *voidpf;
typedef Byte *voidp;
#endif
#if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC)
# include <limits.h>
# if (UINT_MAX == 0xffffffffUL)
# define Z_U4 unsigned
# elif (ULONG_MAX == 0xffffffffUL)
# define Z_U4 unsigned long
# elif (USHRT_MAX == 0xffffffffUL)
# define Z_U4 unsigned short
# endif
#endif
#ifdef Z_U4
typedef Z_U4 z_crc_t;
#else
typedef unsigned long z_crc_t;
#endif
#ifdef HAVE_UNISTD_H /* may be set to #if 1 by ./configure */
# define Z_HAVE_UNISTD_H
#endif
#ifdef HAVE_STDARG_H /* may be set to #if 1 by ./configure */
# define Z_HAVE_STDARG_H
#endif
#ifdef STDC
# ifndef Z_SOLO
# include <sys/types.h> /* for off_t */
# endif
#endif
#if defined(STDC) || defined(Z_HAVE_STDARG_H)
# ifndef Z_SOLO
# include <stdarg.h> /* for va_list */
# endif
#endif
#ifdef _WIN32
# ifndef Z_SOLO
# include <stddef.h> /* for wchar_t */
# endif
#endif
/* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
* "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
* though the former does not conform to the LFS document), but considering
* both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
* equivalently requesting no 64-bit operations
*/
#if defined(_LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1
# undef _LARGEFILE64_SOURCE
#endif
#if defined(__WATCOMC__) && !defined(Z_HAVE_UNISTD_H)
# define Z_HAVE_UNISTD_H
#endif
#ifndef Z_SOLO
# if defined(Z_HAVE_UNISTD_H) || defined(_LARGEFILE64_SOURCE)
# include <unistd.h> /* for SEEK_*, off_t, and _LFS64_LARGEFILE */
# ifdef VMS
# include <unixio.h> /* for off_t */
# endif
# ifndef z_off_t
# define z_off_t off_t
# endif
# endif
#endif
#if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0
# define Z_LFS64
#endif
#if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64)
# define Z_LARGE64
#endif
#if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64)
# define Z_WANT64
#endif
#if !defined(SEEK_SET) && !defined(Z_SOLO)
# define SEEK_SET 0 /* Seek from beginning of file. */
# define SEEK_CUR 1 /* Seek from current position. */
# define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
#endif
#ifndef z_off_t
# define z_off_t long
#endif
#if !defined(_WIN32) && defined(Z_LARGE64)
# define z_off64_t off64_t
#else
# if defined(_WIN32) && !defined(__GNUC__) && !defined(Z_SOLO)
# define z_off64_t __int64
# else
# define z_off64_t z_off_t
# endif
#endif
/* MVS linker does not support external names larger than 8 bytes */
#if defined(__MVS__)
#pragma map(deflateInit_,"DEIN")
#pragma map(deflateInit2_,"DEIN2")
#pragma map(deflateEnd,"DEEND")
#pragma map(deflateBound,"DEBND")
#pragma map(inflateInit_,"ININ")
#pragma map(inflateInit2_,"ININ2")
#pragma map(inflateEnd,"INEND")
#pragma map(inflateSync,"INSY")
#pragma map(inflateSetDictionary,"INSEDI")
#pragma map(compressBound,"CMBND")
#pragma map(inflate_table,"INTABL")
#pragma map(inflate_fast,"INFA")
#pragma map(inflate_copyright,"INCOPY")
#endif
#endif /* ZCONF_H */

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#ifndef _COMPAT_ZUTIL_H
#define _COMPAT_ZUTIL_H
#ifdef WANT_ZLIB
/* zutil.h -- internal interface and configuration of the compression library
* Copyright (C) 1995-2013 Jean-loup Gailly.
* For conditions of distribution and use, see copyright notice in zlib.h
*/
/* WARNING: this file should *not* be used by applications. It is
part of the implementation of the compression library and is
subject to change. Applications should only use zlib.h.
*/
/* @(#) $Id$ */
#ifndef ZUTIL_H
#define ZUTIL_H
#ifdef HAVE_HIDDEN
# define ZLIB_INTERNAL __attribute__((visibility ("hidden")))
#else
# define ZLIB_INTERNAL
#endif
#include <zlib.h>
#if defined(STDC) && !defined(Z_SOLO)
# if !(defined(_WIN32_WCE) && defined(_MSC_VER))
# include <stddef.h>
# endif
# include <string.h>
# include <stdlib.h>
#endif
#ifdef Z_SOLO
typedef long ptrdiff_t; /* guess -- will be caught if guess is wrong */
#endif
#ifndef local
# define local static
#endif
/* compile with -Dlocal if your debugger can't find static symbols */
typedef unsigned char uch;
typedef uch FAR uchf;
typedef unsigned short ush;
typedef ush FAR ushf;
typedef unsigned long ulg;
extern char z_errmsg[10][21]; /* indexed by 2-zlib_error */
/* (array size given to avoid silly warnings with Visual C++) */
/* (array entry size given to avoid silly string cast warnings) */
#define ERR_MSG(err) z_errmsg[Z_NEED_DICT-(err)]
#define ERR_RETURN(strm,err) \
return (strm->msg = ERR_MSG(err), (err))
/* To be used only when the state is known to be valid */
/* common constants */
#ifndef DEF_WBITS
# define DEF_WBITS MAX_WBITS
#endif
/* default windowBits for decompression. MAX_WBITS is for compression only */
#if MAX_MEM_LEVEL >= 8
# define DEF_MEM_LEVEL 8
#else
# define DEF_MEM_LEVEL MAX_MEM_LEVEL
#endif
/* default memLevel */
#define STORED_BLOCK 0
#define STATIC_TREES 1
#define DYN_TREES 2
/* The three kinds of block type */
#define MIN_MATCH 3
#define MAX_MATCH 258
/* The minimum and maximum match lengths */
#define PRESET_DICT 0x20 /* preset dictionary flag in zlib header */
/* target dependencies */
#if defined(MSDOS) || (defined(WINDOWS) && !defined(WIN32))
# define OS_CODE 0x00
# ifndef Z_SOLO
# if defined(__TURBOC__) || defined(__BORLANDC__)
# if (__STDC__ == 1) && (defined(__LARGE__) || defined(__COMPACT__))
/* Allow compilation with ANSI keywords only enabled */
void _Cdecl farfree( void *block );
void *_Cdecl farmalloc( unsigned long nbytes );
# else
# include <alloc.h>
# endif
# else /* MSC or DJGPP */
# include <malloc.h>
# endif
# endif
#endif
#ifdef AMIGA
# define OS_CODE 0x01
#endif
#if defined(VAXC) || defined(VMS)
# define OS_CODE 0x02
# define F_OPEN(name, mode) \
fopen((name), (mode), "mbc=60", "ctx=stm", "rfm=fix", "mrs=512")
#endif
#if defined(ATARI) || defined(atarist)
# define OS_CODE 0x05
#endif
#ifdef OS2
# define OS_CODE 0x06
# if defined(M_I86) && !defined(Z_SOLO)
# include <malloc.h>
# endif
#endif
#if defined(MACOS) || defined(TARGET_OS_MAC)
# define OS_CODE 0x07
# ifndef Z_SOLO
# if defined(__MWERKS__) && __dest_os != __be_os && __dest_os != __win32_os
# include <unix.h> /* for fdopen */
# else
# ifndef fdopen
# define fdopen(fd,mode) NULL /* No fdopen() */
# endif
# endif
# endif
#endif
#ifdef TOPS20
# define OS_CODE 0x0a
#endif
#ifdef WIN32
# ifndef __CYGWIN__ /* Cygwin is Unix, not Win32 */
# define OS_CODE 0x0b
# endif
#endif
#ifdef __50SERIES /* Prime/PRIMOS */
# define OS_CODE 0x0f
#endif
#if defined(_BEOS_) || defined(RISCOS)
# define fdopen(fd,mode) NULL /* No fdopen() */
#endif
#if (defined(_MSC_VER) && (_MSC_VER > 600)) && !defined __INTERIX
# if defined(_WIN32_WCE)
# define fdopen(fd,mode) NULL /* No fdopen() */
# ifndef _PTRDIFF_T_DEFINED
typedef int ptrdiff_t;
# define _PTRDIFF_T_DEFINED
# endif
# else
# define fdopen(fd,type) _fdopen(fd,type)
# endif
#endif
#if defined(__BORLANDC__) && !defined(MSDOS)
#pragma warn -8004
#pragma warn -8008
#pragma warn -8066
#endif
/* provide prototypes for these when building zlib without LFS */
#if !defined(_WIN32) && \
(!defined(_LARGEFILE64_SOURCE) || _LFS64_LARGEFILE-0 == 0)
uLong adler32_combine64 (uLong, uLong, z_off_t);
uLong crc32_combine64 (uLong, uLong, z_off_t);
#endif
/* common defaults */
#ifndef OS_CODE
# define OS_CODE 0x03 /* assume Unix */
#endif
#ifndef F_OPEN
# define F_OPEN(name, mode) fopen((name), (mode))
#endif
/* functions */
#if defined(pyr) || defined(Z_SOLO)
# define NO_MEMCPY
#endif
#if defined(SMALL_MEDIUM) && !defined(_MSC_VER) && !defined(__SC__)
/* Use our own functions for small and medium model with MSC <= 5.0.
* You may have to use the same strategy for Borland C (untested).
* The __SC__ check is for Symantec.
*/
# define NO_MEMCPY
#endif
#if defined(STDC) && !defined(HAVE_MEMCPY) && !defined(NO_MEMCPY)
# define HAVE_MEMCPY
#endif
#ifdef HAVE_MEMCPY
# ifdef SMALL_MEDIUM /* MSDOS small or medium model */
# define zmemcpy _fmemcpy
# define zmemcmp _fmemcmp
# define zmemzero(dest, len) _fmemset(dest, 0, len)
# else
# define zmemcpy memcpy
# define zmemcmp memcmp
# define zmemzero(dest, len) memset(dest, 0, len)
# endif
#else
void ZLIB_INTERNAL zmemcpy (Bytef* dest, const Bytef* source, uInt len);
int ZLIB_INTERNAL zmemcmp (const Bytef* s1, const Bytef* s2, uInt len);
void ZLIB_INTERNAL zmemzero (Bytef* dest, uInt len);
#endif
/* Diagnostic functions */
# define Assert(cond,msg)
# define Trace(x)
# define Tracev(x)
# define Tracevv(x)
# define Tracec(c,x)
# define Tracecv(c,x)
#ifndef Z_SOLO
voidpf ZLIB_INTERNAL zcalloc (voidpf opaque, unsigned items,
unsigned size);
void ZLIB_INTERNAL zcfree (voidpf opaque, voidpf ptr);
#endif
#define ZALLOC(strm, items, size) \
(*((strm)->zalloc))((strm)->opaque, (items), (size))
#define ZFREE(strm, addr) (*((strm)->zfree))((strm)->opaque, (voidpf)(addr))
#define TRY_FREE(s, p) {if (p) ZFREE(s, p);}
/* Reverse the bytes in a 32-bit value */
#define ZSWAP32(q) ((((q) >> 24) & 0xff) + (((q) >> 8) & 0xff00) + \
(((q) & 0xff00) << 8) + (((q) & 0xff) << 24))
#endif /* ZUTIL_H */
#else
#include <zutil.h>
#endif
#endif

48
include/encodings/base64.h Normal file
View file

@ -0,0 +1,48 @@
#ifndef _LIBRETRO_ENCODINGS_BASE64_H
#define _LIBRETRO_ENCODINGS_BASE64_H
#include <stdint.h>
#include <stddef.h>
#include <retro_common_api.h>
RETRO_BEGIN_DECLS
const static char* b64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
/* maps A=>0,B=>1.. */
const static unsigned char unb64[]={
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 62, 0, 0, 0, 63, 52, 53,
54, 55, 56, 57, 58, 59, 60, 61, 0, 0,
0, 0, 0, 0, 0, 0, 1, 2, 3, 4,
5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
25, 0, 0, 0, 0, 0, 0, 26, 27, 28,
29, 30, 31, 32, 33, 34, 35, 36, 37, 38,
39, 40, 41, 42, 43, 44, 45, 46, 47, 48,
49, 50, 51, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0,
}; /* This array has 256 elements */
char* base64(const void* binaryData, int len, int *flen);
unsigned char* unbase64(const char* ascii, int len, int *flen);
RETRO_END_DECLS
#endif

3
include/streams/file_stream.h
View file

@ -36,6 +36,7 @@
#include <boolean.h>
#include <stdarg.h>
#include <vfs/vfs_implementation.h>
#define FILESTREAM_REQUIRED_VFS_VERSION 2
@ -106,6 +107,8 @@ bool filestream_exists(const char *path);
char *filestream_getline(RFILE *stream);
const libretro_vfs_implementation_file* filestream_get_vfs_handle(RFILE *stream);
RETRO_END_DECLS
#endif

42
include/vfs/vfs_implementation.h
View file

@ -23,8 +23,50 @@
#ifndef __LIBRETRO_SDK_VFS_IMPLEMENTATION_H
#define __LIBRETRO_SDK_VFS_IMPLEMENTATION_H
#include <stdio.h>
#include <stdint.h>
#include <libretro.h>
#include <retro_environment.h>
#ifdef HAVE_CDROM
#include <vfs/vfs_implementation_cdrom.h>
#endif
#ifdef _WIN32
typedef void* HANDLE;
#endif
enum vfs_scheme
{
VFS_SCHEME_NONE = 0,
VFS_SCHEME_CDROM
};
#ifndef __WINRT__
#ifdef VFS_FRONTEND
struct retro_vfs_file_handle
#else
struct libretro_vfs_implementation_file
#endif
{
int fd;
unsigned hints;
int64_t size;
char *buf;
FILE *fp;
#ifdef _WIN32
HANDLE fh;
#endif
char* orig_path;
uint64_t mappos;
uint64_t mapsize;
uint8_t *mapped;
enum vfs_scheme scheme;
#ifdef HAVE_CDROM
vfs_cdrom_t cdrom;
#endif
};
#endif
/* Replace the following symbol with something appropriate
* to signify the file is being compiled for a front end instead of a core.

72
include/vfs/vfs_implementation_cdrom.h Normal file
View file

@ -0,0 +1,72 @@
/* Copyright (C) 2010-2019 The RetroArch team
*
* ---------------------------------------------------------------------------------------
* The following license statement only applies to this file (vfs_implementation_cdrom.h).
* ---------------------------------------------------------------------------------------
*
* Permission is hereby granted, free of charge,
* to any person obtaining a copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef __LIBRETRO_SDK_VFS_IMPLEMENTATION_CDROM_H
#define __LIBRETRO_SDK_VFS_IMPLEMENTATION_CDROM_H
#include <cdrom/cdrom.h>
RETRO_BEGIN_DECLS
typedef struct RFILE RFILE;
typedef struct
{
char *cue_buf;
size_t cue_len;
int64_t byte_pos;
char drive;
unsigned char cur_min;
unsigned char cur_sec;
unsigned char cur_frame;
unsigned char cur_track;
unsigned cur_lba;
} vfs_cdrom_t;
#ifdef VFS_FRONTEND
struct retro_vfs_file_handle;
#else
struct libretro_vfs_implementation_file;
#endif
int64_t retro_vfs_file_seek_cdrom(libretro_vfs_implementation_file *stream, int64_t offset, int whence);
void retro_vfs_file_open_cdrom(
libretro_vfs_implementation_file *stream,
const char *path, unsigned mode, unsigned hints);
int retro_vfs_file_close_cdrom(libretro_vfs_implementation_file *stream);
int64_t retro_vfs_file_tell_cdrom(libretro_vfs_implementation_file *stream);
int64_t retro_vfs_file_read_cdrom(libretro_vfs_implementation_file *stream,
void *s, uint64_t len);
int retro_vfs_file_error_cdrom(libretro_vfs_implementation_file *stream);
const cdrom_toc_t* retro_vfs_file_get_cdrom_toc(void);
const vfs_cdrom_t* retro_vfs_file_get_cdrom_position(const libretro_vfs_implementation_file *stream);
RETRO_END_DECLS
#endif

2
lists/string_list.c
View file

@ -53,7 +53,7 @@ void string_list_free(struct string_list *list)
free(list->elems);
}
list->elems = NULL;
list->elems = NULL;
free(list);
}

11
net/net_http.c
View file

@ -288,6 +288,9 @@ struct http_connection_t *net_http_connection_new(const char *url,
else
error = true;
if (string_is_empty(conn->scan))
goto error;
/* Get the port here from the url if it's specified.
does not work on username password urls: user:pass@domain.com
@ -312,16 +315,18 @@ struct http_connection_t *net_http_connection_new(const char *url,
strlcpy(new_domain, domain_port, sizeof(new_domain));
free(url_dup);
if (uri != NULL)
{
if (strchr(uri, (char) '/') == NULL)
if (strchr(uri, (char) '/') == NULL)
strlcat(new_domain, uri, sizeof(new_domain));
else
{
{
strlcat(new_domain, "/", sizeof(new_domain));
strlcat(new_domain, strchr(uri, (char) '/')+sizeof(char), sizeof(new_domain));
}
strlcpy(conn->scan, new_domain, sizeof(new_domain));
strlcpy(conn->scan, new_domain, strlen(conn->scan) + 1);
}
}
/* end of port-fetching from url */

6
streams/chd_stream.c
View file

@ -332,15 +332,15 @@ ssize_t chdstream_read(chdstream_t *stream, void *data, size_t bytes)
frame_offset = stream->offset % stream->frame_size;
amount = stream->frame_size - frame_offset;
if (amount > end - stream->offset)
amount = end - stream->offset;
amount = (uint32_t)(end - stream->offset);
/* In pregap */
if (stream->offset < stream->track_start)
memset(out + data_offset, 0, amount);
else
{
chd_frame = stream->track_frame +
(stream->offset - stream->track_start) / stream->frame_size;
chd_frame = (uint32_t)(stream->track_frame +
(stream->offset - stream->track_start) / stream->frame_size);
hunk = chd_frame / stream->frames_per_hunk;
hunk_offset = (chd_frame % stream->frames_per_hunk) * hd->unitbytes;

5
streams/file_stream.c
View file

@ -609,3 +609,8 @@ char *filestream_getline(RFILE *stream)
newline[idx] = '\0';
return newline;
}
const libretro_vfs_implementation_file* filestream_get_vfs_handle(RFILE *stream)
{
return (const libretro_vfs_implementation_file*)stream->hfile;
}

144
vfs/vfs_implementation.c
View file

@ -41,11 +41,12 @@
# include <xtl.h>
# define INVALID_FILE_ATTRIBUTES -1
# else
# include <io.h>
# include <fcntl.h>
# include <direct.h>
# include <windows.h>
# endif
# include <io.h>
#else
# if defined(PSP)
# include <pspiofilemgr.h>
@ -190,26 +191,11 @@
#include <compat/fopen_utf8.h>
#include <file/file_path.h>
#define RFILE_HINT_UNBUFFERED (1 << 8)
#ifdef HAVE_CDROM
#include <vfs/vfs_implementation_cdrom.h>
#endif
#ifdef VFS_FRONTEND
struct retro_vfs_file_handle
#else
struct libretro_vfs_implementation_file
#endif
{
int fd;
unsigned hints;
int64_t size;
char *buf;
FILE *fp;
char* orig_path;
#if defined(HAVE_MMAP)
uint64_t mappos;
uint64_t mapsize;
uint8_t *mapped;
#endif
};
#define RFILE_HINT_UNBUFFERED (1 << 8)
int64_t retro_vfs_file_seek_internal(libretro_vfs_implementation_file *stream, int64_t offset, int whence)
{
@ -235,7 +221,12 @@ int64_t retro_vfs_file_seek_internal(libretro_vfs_implementation_file *stream, i
return -1;
return 0;
#else
return fseeko(stream->fp, (off_t)offset, whence);
#ifdef HAVE_CDROM
if (stream->scheme == VFS_SCHEME_CDROM)
return retro_vfs_file_seek_cdrom(stream, offset, whence);
else
#endif
return fseeko(stream->fp, (off_t)offset, whence);
#endif
}
#ifdef HAVE_MMAP
@ -296,6 +287,7 @@ libretro_vfs_implementation_file *retro_vfs_file_open_impl(
{
int flags = 0;
const char *mode_str = NULL;
int path_len = (int)strlen(path);
libretro_vfs_implementation_file *stream = (libretro_vfs_implementation_file*)
calloc(1, sizeof(*stream));
@ -303,7 +295,6 @@ libretro_vfs_implementation_file *retro_vfs_file_open_impl(
const char *dumb_prefix = "vfsonly://";
size_t dumb_prefix_siz = strlen(dumb_prefix);
int dumb_prefix_len = (int)dumb_prefix_siz;
int path_len = (int)strlen(path);
if (path_len >= dumb_prefix_len)
{
@ -312,6 +303,23 @@ libretro_vfs_implementation_file *retro_vfs_file_open_impl(
}
#endif
#ifdef HAVE_CDROM
{
const char *cdrom_prefix = "cdrom://";
size_t cdrom_prefix_siz = strlen(cdrom_prefix);
int cdrom_prefix_len = (int)cdrom_prefix_siz;
if (path_len > cdrom_prefix_len)
{
if (!memcmp(path, cdrom_prefix, cdrom_prefix_len))
{
path += cdrom_prefix_siz;
stream->scheme = VFS_SCHEME_CDROM;
}
}
}
#endif
if (!stream)
return NULL;
@ -398,11 +406,29 @@ libretro_vfs_implementation_file *retro_vfs_file_open_impl(
}
stream->fd = fd;
#else
FILE *fp = (FILE*)fopen_utf8(path, mode_str);
FILE *fp;
#ifdef HAVE_CDROM
if (stream->scheme == VFS_SCHEME_CDROM)
{
retro_vfs_file_open_cdrom(stream, path, mode, hints);
#if defined(_WIN32) && !defined(_XBOX)
if (!stream->fh)
goto error;
#else
if (!stream->fp)
goto error;
#endif
}
else
#endif
{
fp = (FILE*)fopen_utf8(path, mode_str);
if (!fp)
goto error;
if (!fp)
goto error;
stream->fp = fp;
}
/* Regarding setvbuf:
*
* https://www.freebsd.org/cgi/man.cgi?query=setvbuf&apropos=0&sektion=0&manpath=FreeBSD+11.1-RELEASE&arch=default&format=html
@ -413,10 +439,13 @@ libretro_vfs_implementation_file *retro_vfs_file_open_impl(
* Since C89 does not support specifying a null buffer with a non-zero size, we create and track our own buffer for it.
*/
/* TODO: this is only useful for a few platforms, find which and add ifdef */
stream->fp = fp;
#if !defined(PS2) && !defined(PSP)
stream->buf = (char*)calloc(1, 0x4000);
setvbuf(stream->fp, stream->buf, _IOFBF, 0x4000);
if (stream->scheme != VFS_SCHEME_CDROM)
{
stream->buf = (char*)calloc(1, 0x4000);
if (stream->fp)
setvbuf(stream->fp, stream->buf, _IOFBF, 0x4000);
}
#endif
#endif
}
@ -465,12 +494,26 @@ libretro_vfs_implementation_file *retro_vfs_file_open_impl(
stream->size = orbisLseek(stream->fd, 0, SEEK_END);
orbisLseek(stream->fd, 0, SEEK_SET);
#else
retro_vfs_file_seek_internal(stream, 0, SEEK_SET);
retro_vfs_file_seek_internal(stream, 0, SEEK_END);
#ifdef HAVE_CDROM
if (stream->scheme == VFS_SCHEME_CDROM)
{
retro_vfs_file_seek_cdrom(stream, 0, SEEK_SET);
retro_vfs_file_seek_cdrom(stream, 0, SEEK_END);
stream->size = retro_vfs_file_tell_impl(stream);
stream->size = retro_vfs_file_tell_impl(stream);
retro_vfs_file_seek_internal(stream, 0, SEEK_SET);
retro_vfs_file_seek_cdrom(stream, 0, SEEK_SET);
}
else
#endif
{
retro_vfs_file_seek_internal(stream, 0, SEEK_SET);
retro_vfs_file_seek_internal(stream, 0, SEEK_END);
stream->size = retro_vfs_file_tell_impl(stream);
retro_vfs_file_seek_internal(stream, 0, SEEK_SET);
}
#endif
return stream;
@ -484,10 +527,20 @@ int retro_vfs_file_close_impl(libretro_vfs_implementation_file *stream)
if (!stream)
return -1;
#ifdef HAVE_CDROM
if (stream->scheme == VFS_SCHEME_CDROM)
{
retro_vfs_file_close_cdrom(stream);
goto end;
}
#endif
if ((stream->hints & RFILE_HINT_UNBUFFERED) == 0)
{
if (stream->fp)
{
fclose(stream->fp);
}
}
else
{
@ -506,10 +559,17 @@ int retro_vfs_file_close_impl(libretro_vfs_implementation_file *stream)
close(stream->fd);
#endif
}
#ifdef HAVE_CDROM
end:
if (stream->cdrom.cue_buf)
free(stream->cdrom.cue_buf);
#endif
if (stream->buf)
free(stream->buf);
if (stream->orig_path)
free(stream->orig_path);
free(stream);
return 0;
@ -520,9 +580,12 @@ int retro_vfs_file_error_impl(libretro_vfs_implementation_file *stream)
#ifdef ORBIS
/* TODO/FIXME - implement this? */
return 0;
#else
return ferror(stream->fp);
#endif
#ifdef HAVE_CDROM
if (stream->scheme == VFS_SCHEME_CDROM)
return retro_vfs_file_error_cdrom(stream);
#endif
return ferror(stream->fp);
}
int64_t retro_vfs_file_size_impl(libretro_vfs_implementation_file *stream)
@ -555,6 +618,10 @@ int64_t retro_vfs_file_tell_impl(libretro_vfs_implementation_file *stream)
if ((stream->hints & RFILE_HINT_UNBUFFERED) == 0)
{
#ifdef HAVE_CDROM
if (stream->scheme == VFS_SCHEME_CDROM)
return retro_vfs_file_tell_cdrom(stream);
#endif
#ifdef ORBIS
int64_t ret = orbisLseek(stream->fd, 0, SEEK_CUR);
if (ret < 0)
@ -565,7 +632,7 @@ int64_t retro_vfs_file_tell_impl(libretro_vfs_implementation_file *stream)
#ifdef ATLEAST_VC2005
return _ftelli64(stream->fp);
#else
return ftell(stream->fp);
return ftell(stream->fp);
#endif
#endif
}
@ -614,7 +681,12 @@ int64_t retro_vfs_file_read_impl(libretro_vfs_implementation_file *stream,
return -1;
return 0;
#else
return fread(s, 1, (size_t)len, stream->fp);
#ifdef HAVE_CDROM
if (stream->scheme == VFS_SCHEME_CDROM)
return retro_vfs_file_read_cdrom(stream, s, len);
else
#endif
return fread(s, 1, (size_t)len, stream->fp);
#endif
}
#ifdef HAVE_MMAP

408
vfs/vfs_implementation_cdrom.c Normal file
View file

@ -0,0 +1,408 @@
/* Copyright (C) 2010-2019 The RetroArch team
*
* ---------------------------------------------------------------------------------------
* The following license statement only applies to this file (vfs_implementation_cdrom.c).
* ---------------------------------------------------------------------------------------
*
* Permission is hereby granted, free of charge,
* to any person obtaining a copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <vfs/vfs_implementation.h>
#include <file/file_path.h>
#include <compat/fopen_utf8.h>
#include <string/stdstring.h>
#include <cdrom/cdrom.h>
#if defined(_WIN32) && !defined(_XBOX)
#include <windows.h>
#endif
static cdrom_toc_t vfs_cdrom_toc = {0};
const cdrom_toc_t* retro_vfs_file_get_cdrom_toc(void)
{
return &vfs_cdrom_toc;
}
int64_t retro_vfs_file_seek_cdrom(libretro_vfs_implementation_file *stream, int64_t offset, int whence)
{
const char *ext = path_get_extension(stream->orig_path);
if (string_is_equal_noncase(ext, "cue"))
{
switch (whence)
{
case SEEK_SET:
stream->cdrom.byte_pos = offset;
break;
case SEEK_CUR:
stream->cdrom.byte_pos += offset;
break;
case SEEK_END:
stream->cdrom.byte_pos = (stream->cdrom.cue_len - 1) + offset;
break;
}
#ifdef CDROM_DEBUG
printf("CDROM Seek: Path %s Offset %" PRIu64 " is now at %" PRIu64 "\n", stream->orig_path, offset, stream->cdrom.byte_pos);
fflush(stdout);
#endif
}
else if (string_is_equal_noncase(ext, "bin"))
{
int lba = (offset / 2352);
unsigned char min = 0;
unsigned char sec = 0;
unsigned char frame = 0;
const char *seek_type = "SEEK_SET";
(void)seek_type;
switch (whence)
{
case SEEK_CUR:
{
unsigned new_lba;
stream->cdrom.byte_pos += offset;
new_lba = vfs_cdrom_toc.track[stream->cdrom.cur_track - 1].lba + (stream->cdrom.byte_pos / 2352);
seek_type = "SEEK_CUR";
lba_to_msf(new_lba, &min, &sec, &frame);
break;
}
case SEEK_END:
{
ssize_t pregap_lba_len = (vfs_cdrom_toc.track[stream->cdrom.cur_track - 1].audio ? 0 : (vfs_cdrom_toc.track[stream->cdrom.cur_track - 1].lba - vfs_cdrom_toc.track[stream->cdrom.cur_track - 1].lba_start));
ssize_t lba_len = vfs_cdrom_toc.track[stream->cdrom.cur_track - 1].track_size - pregap_lba_len;
lba_to_msf(lba_len + lba, &min, &sec, &frame);
stream->cdrom.byte_pos = lba_len * 2352;
seek_type = "SEEK_END";
break;
}
case SEEK_SET:
default:
{
seek_type = "SEEK_SET";
stream->cdrom.byte_pos = offset;
lba_to_msf(vfs_cdrom_toc.track[stream->cdrom.cur_track - 1].lba + (stream->cdrom.byte_pos / 2352), &min, &sec, &frame);
break;
}
}
stream->cdrom.cur_min = min;
stream->cdrom.cur_sec = sec;
stream->cdrom.cur_frame = frame;
stream->cdrom.cur_lba = msf_to_lba(min, sec, frame);
#ifdef CDROM_DEBUG
printf("CDROM Seek %s: Path %s Offset %" PRIu64 " is now at %" PRIu64 " (MSF %02u:%02u:%02u) (LBA %u)...\n", seek_type, stream->orig_path, offset, stream->cdrom.byte_pos, (unsigned)stream->cdrom.cur_min, (unsigned)stream->cdrom.cur_sec, (unsigned)stream->cdrom.cur_frame, stream->cdrom.cur_lba);
fflush(stdout);
#endif
}
else
return -1;
return 0;
}
void retro_vfs_file_open_cdrom(
libretro_vfs_implementation_file *stream,
const char *path, unsigned mode, unsigned hints)
{
#if defined(__linux__) && !defined(ANDROID)
char cdrom_path[] = "/dev/sg1";
size_t path_len = strlen(path);
const char *ext = path_get_extension(path);
stream->cdrom.cur_track = 1;
if (!string_is_equal_noncase(ext, "cue") && !string_is_equal_noncase(ext, "bin"))
return;
if (path_len >= strlen("drive1-track01.bin"))
{
if (!memcmp(path, "drive", strlen("drive")))
{
if (!memcmp(path + 6, "-track", strlen("-track")))
{
if (sscanf(path + 12, "%02u", (unsigned*)&stream->cdrom.cur_track))
{
#ifdef CDROM_DEBUG
printf("CDROM: Opening track %d\n", stream->cdrom.cur_track);
fflush(stdout);
#endif
}
}
}
}
if (path_len >= strlen("drive1.cue"))
{
if (!memcmp(path, "drive", strlen("drive")))
{
if (path[5] >= '0' && path[5] <= '9')
{
cdrom_path[7] = path[5];
stream->cdrom.drive = path[5];
vfs_cdrom_toc.drive = stream->cdrom.drive;
}
}
}
#ifdef CDROM_DEBUG
printf("CDROM Open: Path %s URI %s\n", cdrom_path, path);
fflush(stdout);
#endif
stream->fp = (FILE*)fopen_utf8(cdrom_path, "r+b");
if (!stream->fp)
return;
if (string_is_equal_noncase(ext, "cue"))
{
if (stream->cdrom.cue_buf)
{
free(stream->cdrom.cue_buf);
stream->cdrom.cue_buf = NULL;
}
cdrom_write_cue(stream, &stream->cdrom.cue_buf, &stream->cdrom.cue_len, stream->cdrom.drive, &vfs_cdrom_toc.num_tracks, &vfs_cdrom_toc);
#ifdef CDROM_DEBUG
if (string_is_empty(stream->cdrom.cue_buf))
{
printf("Error writing cue sheet.\n");
fflush(stdout);
}
else
{
printf("CDROM CUE Sheet:\n%s\n", stream->cdrom.cue_buf);
fflush(stdout);
}
#endif
}
#endif
#if defined(_WIN32) && !defined(_XBOX)
char cdrom_path[] = "\\\\.\\D:";
size_t path_len = strlen(path);
const char *ext = path_get_extension(path);
if (!string_is_equal_noncase(ext, "cue") && !string_is_equal_noncase(ext, "bin"))
return;
if (path_len >= strlen("d:/drive-track01.bin"))
{
if (!memcmp(path + 1, ":/drive-track", strlen(":/drive-track")))
{
if (sscanf(path + 14, "%02u", (unsigned*)&stream->cdrom.cur_track))
{
#ifdef CDROM_DEBUG
printf("CDROM: Opening track %d\n", stream->cdrom.cur_track);
fflush(stdout);
#endif
}
}
}
if (path_len >= strlen("d:/drive.cue"))
{
if (!memcmp(path + 1, ":/drive", strlen(":/drive")))
{
if ((path[0] >= 'A' && path[0] <= 'Z') || (path[0] >= 'a' && path[0] <= 'z'))
{
cdrom_path[4] = path[0];
stream->cdrom.drive = path[0];
vfs_cdrom_toc.drive = stream->cdrom.drive;
}
}
}
#ifdef CDROM_DEBUG
printf("CDROM Open: Path %s URI %s\n", cdrom_path, path);
fflush(stdout);
#endif
stream->fh = CreateFile(cdrom_path, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (stream->fh == INVALID_HANDLE_VALUE)
return;
if (string_is_equal_noncase(ext, "cue"))
{
if (stream->cdrom.cue_buf)
{
free(stream->cdrom.cue_buf);
stream->cdrom.cue_buf = NULL;
}
cdrom_write_cue(stream, &stream->cdrom.cue_buf, &stream->cdrom.cue_len, stream->cdrom.drive, &vfs_cdrom_toc.num_tracks, &vfs_cdrom_toc);
#ifdef CDROM_DEBUG
if (string_is_empty(stream->cdrom.cue_buf))
{
printf("Error writing cue sheet.\n");
fflush(stdout);
}
else
{
printf("CDROM CUE Sheet:\n%s\n", stream->cdrom.cue_buf);
fflush(stdout);
}
#endif
}
#endif
if (vfs_cdrom_toc.num_tracks > 1 && stream->cdrom.cur_track)
{
stream->cdrom.cur_min = vfs_cdrom_toc.track[stream->cdrom.cur_track - 1].min;
stream->cdrom.cur_sec = vfs_cdrom_toc.track[stream->cdrom.cur_track - 1].sec;
stream->cdrom.cur_frame = vfs_cdrom_toc.track[stream->cdrom.cur_track - 1].frame;
stream->cdrom.cur_lba = msf_to_lba(stream->cdrom.cur_min, stream->cdrom.cur_sec, stream->cdrom.cur_frame);
}
else
{
stream->cdrom.cur_min = vfs_cdrom_toc.track[0].min;
stream->cdrom.cur_sec = vfs_cdrom_toc.track[0].sec;
stream->cdrom.cur_frame = vfs_cdrom_toc.track[0].frame;
stream->cdrom.cur_lba = msf_to_lba(stream->cdrom.cur_min, stream->cdrom.cur_sec, stream->cdrom.cur_frame);
}
}
int retro_vfs_file_close_cdrom(libretro_vfs_implementation_file *stream)
{
#ifdef CDROM_DEBUG
printf("CDROM Close: Path %s\n", stream->orig_path);
fflush(stdout);
#endif
#if defined(_WIN32) && !defined(_XBOX)
if (!stream->fh || !CloseHandle(stream->fh))
return -1;
#else
if (!stream->fp || fclose(stream->fp))
return -1;
#endif
return 0;
}
int64_t retro_vfs_file_tell_cdrom(libretro_vfs_implementation_file *stream)
{
if (!stream)
return -1;
const char *ext = path_get_extension(stream->orig_path);
if (string_is_equal_noncase(ext, "cue"))
{
#ifdef CDROM_DEBUG
printf("CDROM (cue) Tell: Path %s Position %" PRIu64 "\n", stream->orig_path, stream->cdrom.byte_pos);
fflush(stdout);
#endif
return stream->cdrom.byte_pos;
}
else if (string_is_equal_noncase(ext, "bin"))
{
#ifdef CDROM_DEBUG
printf("CDROM (bin) Tell: Path %s Position %" PRId64 "\n", stream->orig_path, stream->cdrom.byte_pos);
fflush(stdout);
#endif
return stream->cdrom.byte_pos;
}
return -1;
}
int64_t retro_vfs_file_read_cdrom(libretro_vfs_implementation_file *stream,
void *s, uint64_t len)
{
int rv;
const char *ext = path_get_extension(stream->orig_path);
if (string_is_equal_noncase(ext, "cue"))
{
if (len < stream->cdrom.cue_len - stream->cdrom.byte_pos)
{
#ifdef CDROM_DEBUG
printf("CDROM Read: Reading %" PRIu64 " bytes from cuesheet starting at %" PRIu64 "...\n", len, stream->cdrom.byte_pos);
fflush(stdout);
#endif
memcpy(s, stream->cdrom.cue_buf + stream->cdrom.byte_pos, len);
stream->cdrom.byte_pos += len;
return len;
}
else
{
#ifdef CDROM_DEBUG
printf("CDROM Read: Reading %" PRIu64 " bytes from cuesheet starting at %" PRIu64 " failed.\n", len, stream->cdrom.byte_pos);
fflush(stdout);
#endif
return 0;
}
}
else if (string_is_equal_noncase(ext, "bin"))
{
size_t skip = stream->cdrom.byte_pos % 2352;
unsigned char min = 0;
unsigned char sec = 0;
unsigned char frame = 0;
lba_to_msf(stream->cdrom.cur_lba, &min, &sec, &frame);
#ifdef CDROM_DEBUG
printf("CDROM Read: Reading %" PRIu64 " bytes from %s starting at byte offset %" PRIu64 " (MSF %02u:%02u:%02u) (LBA %u) skip %" PRIu64 "...\n", len, stream->orig_path, stream->cdrom.byte_pos, (unsigned)min, (unsigned)sec, (unsigned)frame, stream->cdrom.cur_lba, skip);
fflush(stdout);
#endif
rv = cdrom_read(stream, min, sec, frame, s, (size_t)len, skip);
if (rv)
{
#ifdef CDROM_DEBUG
printf("Failed to read %" PRIu64 " bytes from CD.\n", len);
fflush(stdout);
#endif
return 0;
}
stream->cdrom.byte_pos += len;
stream->cdrom.cur_lba = vfs_cdrom_toc.track[stream->cdrom.cur_track - 1].lba + (stream->cdrom.byte_pos / 2352);
lba_to_msf(stream->cdrom.cur_lba, &stream->cdrom.cur_min, &stream->cdrom.cur_sec, &stream->cdrom.cur_frame);
#ifdef CDROM_DEBUG
printf("CDROM read %" PRIu64 " bytes, position is now: %" PRIu64 " (MSF %02u:%02u:%02u) (LBA %u)\n", len, stream->cdrom.byte_pos, (unsigned)stream->cdrom.cur_min, (unsigned)stream->cdrom.cur_sec, (unsigned)stream->cdrom.cur_frame, msf_to_lba(stream->cdrom.cur_min, stream->cdrom.cur_sec, stream->cdrom.cur_frame));
fflush(stdout);
#endif
return len;
}
return 0;
}
int retro_vfs_file_error_cdrom(libretro_vfs_implementation_file *stream)
{
return 0;
}
const vfs_cdrom_t* retro_vfs_file_get_cdrom_position(const libretro_vfs_implementation_file *stream)
{
return &stream->cdrom;
}