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94 lines
3.5 KiB
C
94 lines
3.5 KiB
C
// example2.c - Simple demonstration of miniz.c's ZIP archive API's.
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// Public domain, May 15 2011, Rich Geldreich, richgel99@gmail.com
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#include "miniz.c"
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typedef unsigned char uint8;
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typedef unsigned short uint16;
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typedef unsigned int uint;
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// The string to compress.
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static const char *s_pStr =
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"MISSION CONTROL I wouldn't worry too much about the computer. First of all, there is still a chance that he is right, despite your tests, and" \
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"if it should happen again, we suggest eliminating this possibility by allowing the unit to remain in place and seeing whether or not it" \
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"actually fails. If the computer should turn out to be wrong, the situation is still not alarming. The type of obsessional error he may be" \
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"guilty of is not unknown among the latest generation of HAL 9000 computers. It has almost always revolved around a single detail, such as" \
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"the one you have described, and it has never interfered with the integrity or reliability of the computer's performance in other areas." \
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"No one is certain of the cause of this kind of malfunctioning. It may be over-programming, but it could also be any number of reasons. In any" \
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"event, it is somewhat analogous to human neurotic behavior. Does this answer your query? Zero-five-three-Zero, MC, transmission concluded.";
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static const char *s_pComment = "This is a comment";
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int main(int argc, char *argv[])
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{
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uint i;
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mz_bool status;
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size_t uncomp_size;
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mz_zip_archive zip_archive;
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void *p;
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argc, argv;
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// Append a bunch of text files to test.zip
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for (i = 0; i < 50; i++)
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{
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char archive_filename[64];
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sprintf(archive_filename, "%u.txt", i);
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status = mz_zip_add_mem_to_archive_file_in_place("test.zip", archive_filename, s_pStr, strlen(s_pStr), s_pComment, (uint16)strlen(s_pComment), MZ_BEST_COMPRESSION);
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if (!status)
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{
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printf("mz_zip_add_mem_to_archive_file_in_place failed!\n");
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return EXIT_FAILURE;
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}
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}
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// Now try to open the archive.
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memset(&zip_archive, 0, sizeof(zip_archive));
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status = mz_zip_reader_init_file(&zip_archive, "test.zip", 0);
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if (!status)
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{
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printf("mz_zip_reader_init_file() failed!\n");
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return EXIT_FAILURE;
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}
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// Get and print information about each file in the archive.
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for (i = 0; i < mz_zip_reader_get_num_files(&zip_archive); i++)
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{
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mz_zip_archive_file_stat file_stat;
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if (!mz_zip_reader_file_stat(&zip_archive, i, &file_stat))
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{
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printf("mz_zip_reader_file_stat() failed!\n");
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mz_zip_reader_end(&zip_archive);
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return EXIT_FAILURE;
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}
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printf("Filename: \"%s\", Comment: \"%s\", Uncompressed size: %u, Compressed size: %u\n", file_stat.m_filename, file_stat.m_comment, (uint)file_stat.m_uncomp_size, (uint)file_stat.m_comp_size);
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}
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// Try to extract 0.txt to the heap.
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p = mz_zip_reader_extract_file_to_heap(&zip_archive, "0.txt", &uncomp_size, 0);
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if (!p)
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{
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printf("mz_zip_reader_extract_file_to_heap() failed!\n");
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mz_zip_reader_end(&zip_archive);
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return EXIT_FAILURE;
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}
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// Make sure the extraction really succeeded.
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if ((uncomp_size != strlen(s_pStr)) || (memcmp(p, s_pStr, strlen(s_pStr))))
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{
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printf("mz_zip_reader_extract_file_to_heap() failed to extract the proper data\n");
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free(p);
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mz_zip_reader_end(&zip_archive);
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return EXIT_FAILURE;
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}
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printf("Successfully extracted file \"0.txt\", size %u\n", (uint)uncomp_size);
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// We're done.
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free(p);
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mz_zip_reader_end(&zip_archive);
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printf("Success.\n");
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return EXIT_SUCCESS;
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}
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