ZIP_SOURCE_FILE(3)

NAME
zip_source_file - create data source from a file

LIBRARY
libzip (-lzip)

SYNOPSIS
struct zip_source *
zip_source_file(struct zip *archive, const char *fname, off_t start, off_t len);

DESCRIPTION
The function zip_source_file() creates a zip source from a file. zip_source_file() opens fname and reads len bytes from offset start from it. If len is 0 or -1, the whole file (starting from start) is used.

RETURN VALUES
Upon successful completion, the created source is returned. Otherwise, NULL is returned and the error code in archive is set to indicate the error.

ERRORS
zip_source_file() fails if:

[ZIP_ER_INVAL]
    fname, start, or len are invalid.

[ZIP_ER_MEMORY]
    Required memory could not be allocated.

[ZIP_ER_OPEN]
    Opening fname failed.

SEE ALSO
libzip(3), zip_add(3), zip_replace(3), zip_source_buffer(3), zip_source_filep(3), zip_source_free(3), zip_source_function(3), zip_source_zip(3)

AUTHORS
-nosplit Dieter Baron <dillo@giga.or.at> and Thomas Klausner <tk@giga.or.at>