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ZIP_SOURCE_SEEK_COMPUTE_O(3) Library Functions ManuaZIP_SOURCE_SEEK_COMPUTE_O(3) NAME zip_source_seek_compute_offset -- validate arguments and compute offset LIBRARY libzip (-lzip) SYNOPSIS #include <zip.h> zip_int64_t zip_source_seek_compute_offset(zip_uint64_t offset, zip_uint64_t length, void *data, zip_uint64_t data_length, zip_error_t *error); DESCRIPTION Use this function to compute the offset for a ZIP_SOURCE_SEEK or ZIP_SOURCE_SEEK_WRITE command. data and data_length are the arguments to the source callback, offset is the current offset and length is the length of the source data or, for ZIP_SOURCE_SEEK_WRITE, the amount of data writ- ten. RETURN VALUES On success, it returns the new offset, on error it returns -1 and sets error. ERRORS zip_source_seek_compute_offset() fails if: [ZIP_ER_INVAL] One of the arguments is invalid or the seek would place the offset outside the data. SEE ALSO zip_source_function(3) HISTORY zip_source_seek_compute_offset() was added in libzip 1.0. AUTHORS Dieter Baron <dillo@nih.at> and Thomas Klausner <wiz@gatalith.at> FreeBSD ports 15.quarterly December 18, 20ZIP_SOURCE_SEEK_COMPUTE_OFFSET(3)
NAME | LIBRARY | SYNOPSIS | DESCRIPTION | RETURN VALUES | ERRORS | SEE ALSO | HISTORY | AUTHORS
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