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author | toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2009-11-25 17:56:58 +0000 |
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committer | toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2009-11-25 17:56:58 +0000 |
commit | c90c389a8a8d9d8661e9772ec4144c5cf2039f23 (patch) | |
tree | 6d8391395bce9eaea4ad78958617edb20c6a7573 /ksokoban/images/bin2c.c | |
download | tdegames-c90c389a8a8d9d8661e9772ec4144c5cf2039f23.tar.gz tdegames-c90c389a8a8d9d8661e9772ec4144c5cf2039f23.zip |
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923
git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegames@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'ksokoban/images/bin2c.c')
-rw-r--r-- | ksokoban/images/bin2c.c | 256 |
1 files changed, 256 insertions, 0 deletions
diff --git a/ksokoban/images/bin2c.c b/ksokoban/images/bin2c.c new file mode 100644 index 00000000..0dad91d1 --- /dev/null +++ b/ksokoban/images/bin2c.c @@ -0,0 +1,256 @@ +/* + * bin2c - compresses data files & converts the result to C source code + * Copyright (C) 1998-2000 Anders Widell <awl@hem.passagen.se> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/* + * This command uses the zlib library to compress each file given on + * the command line, and outputs the compressed data as C source code + * to the file 'data.c' in the current directory + * + */ + +#include "../../config.h" + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#ifdef USE_LIBZ +#include <zlib.h> +#else +typedef unsigned char Bytef; +typedef unsigned long uLongf; +#endif + +#define BUFSIZE 16384 /* Increase buffer size by this amount */ + +static Bytef *source=NULL; /* Buffer containing uncompressed data */ +static Bytef *dest=NULL; /* Buffer containing compressed data */ +static uLongf sourceBufSize=0; /* Buffer size */ +#ifdef USE_LIBZ +static uLongf destBufSize=0; /* Buffer size */ +#endif + +static uLongf sourceLen; /* Length of uncompressed data */ +static uLongf destLen; /* Length of compressed data */ + +static FILE *infile=NULL; /* The input file containing binary data */ +static FILE *outfile=NULL; /* The output file 'data.c' */ + +static const char *programName=""; + +/* + * Print error message and free allocated resources + * + */ + +static int +error (msg1, msg2, msg3) + char *msg1; + char *msg2; + char *msg3; +{ + fprintf (stderr, "%s: %s%s%s\n", programName, msg1, msg2, msg3); + + if (infile != NULL) fclose (infile); + if (outfile != NULL) fclose (outfile); + remove ("data.c"); + free (dest); + free (source); + + return 1; +} + +/* + * Replacement for strrchr in case it isn't present in libc + * + */ + +static char * +my_strrchr (s, c) + char *s; + int c; +{ + char *ptr = NULL; + + while (*s) { + if (*s == c) ptr = s; + s++; + } + + return ptr; +} + +#ifdef USE_LIBZ +/* + * NOTE: my_compress2 is taken directly from zlib 1.1.3 + * + * This is for compatibility with early versions of zlib that + * don't have the compress2 function. + * + */ + +/* =========================================================================== + Compresses the source buffer into the destination buffer. The level + parameter has the same meaning as in deflateInit. sourceLen is the byte + length of the source buffer. Upon entry, destLen is the total size of the + destination buffer, which must be at least 0.1% larger than sourceLen plus + 12 bytes. Upon exit, destLen is the actual size of the compressed buffer. + + compress2 returns Z_OK if success, Z_MEM_ERROR if there was not enough + memory, Z_BUF_ERROR if there was not enough room in the output buffer, + Z_STREAM_ERROR if the level parameter is invalid. +*/ +int my_compress2 (dest, destLen, source, sourceLen, level) + Bytef *dest; + uLongf *destLen; + const Bytef *source; + uLong sourceLen; + int level; +{ + z_stream stream; + int err; + + stream.next_in = (Bytef*)source; + stream.avail_in = (uInt)sourceLen; +#ifdef MAXSEG_64K + /* Check for source > 64K on 16-bit machine: */ + if ((uLong)stream.avail_in != sourceLen) return Z_BUF_ERROR; +#endif + stream.next_out = dest; + stream.avail_out = (uInt)*destLen; + if ((uLong)stream.avail_out != *destLen) return Z_BUF_ERROR; + + stream.zalloc = (alloc_func)0; + stream.zfree = (free_func)0; + stream.opaque = (voidpf)0; + + err = deflateInit(&stream, level); + if (err != Z_OK) return err; + + err = deflate(&stream, Z_FINISH); + if (err != Z_STREAM_END) { + deflateEnd(&stream); + return err == Z_OK ? Z_BUF_ERROR : err; + } + *destLen = stream.total_out; + + err = deflateEnd(&stream); + return err; +} +#endif + +int +main (argc, argv) + int argc; + char **argv; +{ + int i; + const char *suffix; +#ifdef USE_LIBZ + int result; +#endif + unsigned j; + char *ptr; + int position; + + programName = argv[0]; + + outfile = fopen ("data.c", "w"); + if (outfile == NULL) { + fprintf (stderr, "%s: can't open 'data.c' for writing\n", argv[0]); + return 1; + } + + suffix = argv[1]; + /* Process each file given on command line */ + for (i=2; i<argc; i++) { + infile = fopen (argv[i], "rb"); + if (infile == NULL) return error ("can't open '", argv[i], "' for reading"); + + /* Read infile to source buffer */ + sourceLen = 0; + while (!feof (infile)) { + if (sourceLen + BUFSIZE > sourceBufSize) { + sourceBufSize += BUFSIZE; + source = realloc (source, sourceBufSize); + if (source == NULL) return error ("memory exhausted", "", ""); + } + sourceLen += fread (source+sourceLen, 1, BUFSIZE, infile); + if (ferror (infile)) return error ("error reading '", argv[i], "'"); + } + fclose (infile); + +#ifdef USE_LIBZ + + /* (Re)allocate dest buffer */ + destLen = sourceBufSize + (sourceBufSize+9)/10 + 12; + if (destBufSize < destLen) { + destBufSize = destLen; + dest = realloc (dest, destBufSize); + if (dest == NULL) return error ("memory exhausted", "", ""); + } + + /* Compress dest buffer */ + destLen = destBufSize; + result = my_compress2 (dest, &destLen, source, sourceLen, 9); + if (result != Z_OK) return error ("error compressing '", argv[i], "'"); + +#else + + destLen = sourceLen; + dest = source; + +#endif + + /* Output dest buffer as C source code to outfile */ + ptr = my_strrchr (argv[i], '.'); + if (ptr != NULL) *ptr = '\0'; + /* use only the file 2name and throw away the path name */ + position = strlen(argv[i]) - 1; + while (position && argv[i][position] != '/') position--; + if (argv[i][position] == '/') position++; + + fprintf (outfile, "static const unsigned char %s_data_%s[] = {\n", argv[i] + position, suffix); + + for (j=0; j<destLen-1; j++) { + switch (j%8) { + case 0: + fprintf (outfile, " 0x%02x, ", ((unsigned) dest[j]) & 0xffu); + break; + case 7: + fprintf (outfile, "0x%02x,\n", ((unsigned) dest[j]) & 0xffu); + break; + default: + fprintf (outfile, "0x%02x, ", ((unsigned) dest[j]) & 0xffu); + break; + } + } + + if ((destLen-1)%8 == 0) fprintf (outfile, " 0x%02x\n};\n\n", ((unsigned) dest[destLen-1]) & 0xffu); + else fprintf (outfile, "0x%02x\n};\n\n", ((unsigned) dest[destLen-1]) & 0xffu); + } + + fclose (outfile); +#ifdef USE_LIBZ + free (dest); +#endif + free (source); + + return 0; +} |