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Diffstat (limited to 'util/src/minizip/ioapi.c')
| -rw-r--r-- | util/src/minizip/ioapi.c | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/util/src/minizip/ioapi.c b/util/src/minizip/ioapi.c new file mode 100644 index 0000000..7a0ac22 --- /dev/null +++ b/util/src/minizip/ioapi.c @@ -0,0 +1,197 @@ + +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/* ioapi.c -- IO base function header for compress/uncompress .zip + files using zlib + zip or unzip API + + Version 1.01e, February 12th, 2005 + + Copyright (C) 1998-2005 Gilles Vollant +*/ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "zlib.h" +#include "axis2_ioapi.h" + +/* I've found an old Unix (a SunOS 4.1.3_U1) without all SEEK_* defined.... */ + +#ifndef SEEK_CUR +#define SEEK_CUR 1 +#endif + +#ifndef SEEK_END +#define SEEK_END 2 +#endif + +#ifndef SEEK_SET +#define SEEK_SET 0 +#endif + +voidpf ZCALLBACK fopen_file_func OF( + (voidpf opaque, + const char *filename, + int mode)); + +uLong ZCALLBACK fread_file_func OF( + (voidpf opaque, + voidpf stream, + void *buf, + uLong size)); + +uLong ZCALLBACK fwrite_file_func OF( + (voidpf opaque, + voidpf stream, + const void *buf, + uLong size)); + +long ZCALLBACK ftell_file_func OF( + (voidpf opaque, + voidpf stream)); + +long ZCALLBACK fseek_file_func OF( + (voidpf opaque, + voidpf stream, + uLong offset, + int origin)); + +int ZCALLBACK fclose_file_func OF( + (voidpf opaque, + voidpf stream)); + +int ZCALLBACK ferror_file_func OF( + (voidpf opaque, + voidpf stream)); + +voidpf ZCALLBACK +fopen_file_func( + voidpf opaque, + const char *filename, + int mode) +{ + FILE *file = NULL; + const char *mode_fopen = NULL; + if ((mode & ZLIB_FILEFUNC_MODE_READWRITEFILTER) == ZLIB_FILEFUNC_MODE_READ) + mode_fopen = "rb"; + else if (mode & ZLIB_FILEFUNC_MODE_EXISTING) + mode_fopen = "r+b"; + else if (mode & ZLIB_FILEFUNC_MODE_CREATE) + mode_fopen = "wb"; + + if ((filename) && (mode_fopen != NULL)) + file = fopen(filename, mode_fopen); + return file; +} + +uLong ZCALLBACK +fread_file_func( + voidpf opaque, + voidpf stream, + void *buf, + uLong size) +{ + uLong ret; + ret = (uLong) fread(buf, 1, (size_t) size, (FILE *) stream); + return ret; +} + +uLong ZCALLBACK +fwrite_file_func( + voidpf opaque, + voidpf stream, + const void *buf, + uLong size) +{ + uLong ret; + ret = (uLong) fwrite(buf, 1, (size_t) size, (FILE *) stream); + return ret; +} + +long ZCALLBACK +ftell_file_func( + voidpf opaque, + voidpf stream) +{ + long ret; + ret = ftell((FILE *) stream); + return ret; +} + +long ZCALLBACK +fseek_file_func( + voidpf opaque, + voidpf stream, + uLong offset, + int origin) +{ + int fseek_origin = 0; + long ret; + switch (origin) + { + case ZLIB_FILEFUNC_SEEK_CUR: + fseek_origin = SEEK_CUR; + break; + case ZLIB_FILEFUNC_SEEK_END: + fseek_origin = SEEK_END; + break; + case ZLIB_FILEFUNC_SEEK_SET: + fseek_origin = SEEK_SET; + break; + default: + return -1; + } + ret = 0; + fseek((FILE *) stream, offset, fseek_origin); + return ret; +} + +int ZCALLBACK +fclose_file_func( + voidpf opaque, + voidpf stream) +{ + int ret; + ret = fclose((FILE *) stream); + return ret; +} + +int ZCALLBACK +ferror_file_func( + voidpf opaque, + voidpf stream) +{ + int ret; + ret = ferror((FILE *) stream); + return ret; +} + +void +fill_fopen_filefunc( + zlib_filefunc_def *pzlib_filefunc_def) +{ + pzlib_filefunc_def->zopen_file = fopen_file_func; + pzlib_filefunc_def->zread_file = fread_file_func; + pzlib_filefunc_def->zwrite_file = fwrite_file_func; + pzlib_filefunc_def->ztell_file = ftell_file_func; + pzlib_filefunc_def->zseek_file = fseek_file_func; + pzlib_filefunc_def->zclose_file = fclose_file_func; + pzlib_filefunc_def->zerror_file = ferror_file_func; + pzlib_filefunc_def->opaque = NULL; +} |