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#ifndef ARTIFEX_EXTRACT_ZIP
#define ARTIFEX_EXTRACT_ZIP
/* Only for internal use by extract code. */
#include "../include/extract_buffer.h"
#include <stddef.h>
/* Support for creating zip file content.
Content is compressed using deflate.
Unless otherwise stated, all functions return 0 on success or -1 with errno
set.
*/
typedef struct extract_zip_t extract_zip_t;
/* Abstract handle for zipfile state. */
int extract_zip_open(extract_buffer_t* buffer, extract_zip_t** o_zip);
/* Creates an extract_zip_t that writes to specified buffer.
We reuse <buffer>'s allocator for zlib's allocation needs.
buffer:
Destination for zip file content.
o_zip:
Out-param.
*/
int extract_zip_write_file(
extract_zip_t* zip,
const void* data,
size_t data_length,
const char* name
);
/* Writes specified data into the zip file.
Returns same as extract_buffer_write(): 0 on success, +1 if short write due to
EOF or -1 with errno set.
zip:
From extract_zip_open().
data:
File contents.
data_length:
Length in bytes of file contents.
name:
Name of file within the zip file.
*/
int extract_zip_close(extract_zip_t** pzip);
/* Finishes writing the zip file (e.g. appends Central directory file headers
and End of central directory record).
Does not call extract_buffer_close().
zip:
From extract_zip_open().
*/
#endif
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