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| Original file line number | Diff line number | Diff line change |
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| /* minigzip.c | ||
| Version 2.8.6, April 8, 2019 | ||
| part of the MiniZip project | ||
| Copyright (C) 2010-2019 Nathan Moinvaziri | ||
| https://github.com/nmoinvaz/minizip | ||
| This program is distributed under the terms of the same license as zlib. | ||
| See the accompanying LICENSE file for the full text of the license. | ||
| */ | ||
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| #include "mz.h" | ||
| #include "mz_os.h" | ||
| #include "mz_strm.h" | ||
| #include "mz_strm_os.h" | ||
| #include "mz_strm_zlib.h" | ||
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| #include <stdio.h> /* printf */ | ||
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| /***************************************************************************/ | ||
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| #define MZ_GZIP_COMPRESS (1) | ||
| #define MZ_GZIP_DECOMPRESS (2) | ||
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| int32_t minigzip_banner(void); | ||
| int32_t minigzip_help(void); | ||
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| /***************************************************************************/ | ||
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| int32_t minigzip_banner(void) | ||
| { | ||
| printf("Minigzip %s - https://github.com/nmoinvaz/minizip\n", MZ_VERSION); | ||
| printf("---------------------------------------------------\n"); | ||
| return MZ_OK; | ||
| } | ||
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| int32_t minigzip_help(void) | ||
| { | ||
| printf("Usage : minigzip [-x] [-d] [-0 to -9] [files]\n\n" \ | ||
| " -x Extract file\n" \ | ||
| " -d Destination directory\n" \ | ||
| " -0 Store only\n" \ | ||
| " -1 Compress faster\n" \ | ||
| " -9 Compress better\n\n"); | ||
| return MZ_OK; | ||
| } | ||
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| /***************************************************************************/ | ||
|
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| int32_t minigzip_copy(const char *path, const char *destination, int16_t operation, int16_t level) | ||
| { | ||
| void *target_stream = NULL; | ||
| void *source_stream = NULL; | ||
| void *zlib_stream = NULL; | ||
| const char *filename = NULL; | ||
| char target_path[1024] = { 0 }; | ||
| int32_t err = 0; | ||
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| if (destination != NULL) | ||
| { | ||
| if (mz_os_file_exists(destination) != MZ_OK) | ||
| mz_dir_make(destination); | ||
| mz_path_combine(target_path, destination, sizeof(target_path)); | ||
| mz_path_get_filename(path, &filename); | ||
| mz_path_combine(target_path, filename, sizeof(target_path)); | ||
| } | ||
| else | ||
| { | ||
| mz_path_combine(target_path, path, sizeof(target_path)); | ||
| } | ||
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| if (operation == MZ_GZIP_COMPRESS) | ||
| { | ||
| strncat(target_path, ".gz", sizeof(target_path) - strlen(target_path) - 1); | ||
| printf("Compressing to %s\n", target_path); | ||
| } | ||
| else if (operation == MZ_GZIP_DECOMPRESS) | ||
| { | ||
| mz_path_remove_extension(target_path); | ||
| printf("Decompressing to %s\n", target_path); | ||
| } | ||
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| mz_stream_zlib_create(&zlib_stream); | ||
| mz_stream_zlib_set_prop_int64(zlib_stream, MZ_STREAM_PROP_COMPRESS_WINDOW, 15 + 16); | ||
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| mz_stream_os_create(&source_stream); | ||
| err = mz_stream_os_open(source_stream, path, MZ_OPEN_MODE_READ); | ||
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| if (err == MZ_OK) | ||
| { | ||
| mz_stream_os_create(&target_stream); | ||
| err = mz_stream_os_open(target_stream, target_path, MZ_OPEN_MODE_CREATE | MZ_OPEN_MODE_WRITE); | ||
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| if (err == MZ_OK) | ||
| { | ||
| if (operation == MZ_GZIP_COMPRESS) | ||
| { | ||
| mz_stream_zlib_open(zlib_stream, target_path, MZ_OPEN_MODE_WRITE); | ||
| mz_stream_set_base(zlib_stream, target_stream); | ||
| err = mz_stream_copy_to_end(zlib_stream, source_stream); | ||
| } | ||
| else if (operation == MZ_GZIP_DECOMPRESS) | ||
| { | ||
| mz_stream_zlib_open(zlib_stream, path, MZ_OPEN_MODE_READ); | ||
| mz_stream_set_base(zlib_stream, source_stream); | ||
| err = mz_stream_copy_to_end(target_stream, zlib_stream); | ||
| } | ||
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| if (err != MZ_OK) | ||
| printf("Error %d in zlib stream (%d)\n", err, mz_stream_zlib_error(zlib_stream)); | ||
| else | ||
| printf("Operation completed successfully\n"); | ||
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| mz_stream_zlib_close(zlib_stream); | ||
| } | ||
| else | ||
| { | ||
| printf("Error %d opening target path %s\n", err, target_path); | ||
| } | ||
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| mz_stream_os_close(target_stream); | ||
| mz_stream_os_delete(&target_stream); | ||
| } | ||
| else | ||
| { | ||
| printf("Error %d opening source path %s\n", err, path); | ||
| } | ||
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| mz_stream_os_close(source_stream); | ||
| mz_stream_os_delete(&source_stream); | ||
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| mz_stream_zlib_delete(&zlib_stream); | ||
| return err; | ||
| } | ||
|
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| /***************************************************************************/ | ||
|
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| #if !defined(MZ_ZIP_NO_MAIN) | ||
| int main(int argc, const char *argv[]) | ||
| { | ||
| int16_t operation_level = MZ_COMPRESS_LEVEL_DEFAULT; | ||
| int32_t path_arg = 0; | ||
| int32_t err = 0; | ||
| int32_t i = 0; | ||
| uint8_t operation = MZ_GZIP_COMPRESS; | ||
| const char *path = NULL; | ||
| const char *destination = NULL; | ||
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| minigzip_banner(); | ||
| if (argc == 1) | ||
| { | ||
| minigzip_help(); | ||
| return 0; | ||
| } | ||
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| /* Parse command line options */ | ||
| for (i = 1; i < argc; i += 1) | ||
| { | ||
| printf("%s ", argv[i]); | ||
| if (argv[i][0] == '-') | ||
| { | ||
| char c = argv[i][1]; | ||
| if ((c == 'x') || (c == 'X')) | ||
| operation = MZ_GZIP_DECOMPRESS; | ||
| else if ((c >= '0') && (c <= '9')) | ||
| operation_level = (c - '0'); | ||
| else if (((c == 'd') || (c == 'D')) && (i + 1 < argc)) | ||
| { | ||
| destination = argv[i + 1]; | ||
| printf("%s ", argv[i + 1]); | ||
| i += 1; | ||
| } | ||
| else | ||
| { | ||
| err = MZ_SUPPORT_ERROR; | ||
| } | ||
| } | ||
| else if (path_arg == 0) | ||
| { | ||
| path_arg = i; | ||
| break; | ||
| } | ||
| } | ||
| printf("\n"); | ||
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| if (err == MZ_SUPPORT_ERROR) | ||
| { | ||
| printf("Feature not supported\n"); | ||
| return err; | ||
| } | ||
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| if (path_arg == 0) | ||
| { | ||
| minigzip_help(); | ||
| return 0; | ||
| } | ||
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| path = argv[path_arg]; | ||
| err = minigzip_copy(path, destination, operation, operation_level); | ||
|
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| return err; | ||
| } | ||
| #endif |
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