65 lines
3.4 KiB
C
65 lines
3.4 KiB
C
/******************************************************************************/
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/* Skip File Format, skunkworks zip */
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/* */
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/* little-endian */
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/* */
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/* Main Header: */
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/* */
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/* bytes | what */
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/* ------+------------------------------------------------------------------- */
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/* 4 | 'SWZP' */
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/* 1 | version, currently 0x00 */
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/* 1 | compression format, currently only 0 supported, uncompressed */
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/* 4 | size of uncompressed data chunk */
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/* 4 | size of compressed data chunk (same as compressed if format 0) */
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/* 2 | file count */
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/* */
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/* File Header (appears 'file count' times in a row): */
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/* */
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/* bytes | what */
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/* ------+------------------------------------------------------------------- */
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/* 4 | offset from beginning of data chunk */
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/* 4 | file size (uncompressed) */
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/* 1 | length of filename */
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/* * | filename (not zero terminated) */
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/* */
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/* Rest of File: */
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/* */
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/* bytes | what */
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/* ------+------------------------------------------------------------------- */
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/* * | data chunk */
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/* 4 | length of file total (to easily find header if file is attached to */
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/* an executable) */
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/******************************************************************************/
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#ifndef GUARD_62F584E45B48B8F6069643FC44702ED5
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#define GUARD_62F584E45B48B8F6069643FC44702ED5
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#include "file.h"
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#include "types.h"
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struct sw_skip {
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u32 data_size;
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u8 *data;
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u16 file_count;
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struct {
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u32 offset;
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u32 size;
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char *name;
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} *files;
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};
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struct sw_skip *sw_skip_create();
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struct sw_skip *sw_skip_load(char *filename);
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void sw_skip_destroy(struct sw_skip *skip);
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void sw_skip_add(struct sw_skip *skip, u8 *data, u32 data_size, char *name);
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void sw_skip_add_file(struct sw_skip *skip, char *name, char *filename);
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void sw_skip_attach(struct sw_skip *skip, char *filename);
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void sw_skip_dettach(char *filename);
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/* returns 0 if file not avaible */
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u8 *sw_skip_get(struct sw_skip *skip, char *name, u32 *out_size);
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void sw_skip_save(struct sw_skip *skip, char *filename);
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#endif /* GUARD_62F584E45B48B8F6069643FC44702ED5 */
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