zip_source_tell.c File Reference

#include "zipint.h"

Go to the source code of this file.

Functions
ZIP_EXTERN zip_int64_t	zip_source_tell (zip_source_t *src)

Function Documentation

zip_source_tell()

ZIP_EXTERN zip_int64_t zip_source_tell

(

zip_source_t *

src

)

Definition at line 39 of file zip_source_tell.c.

                                   {
    if (src->source_closed) {
        return -1;
    }
    if (!ZIP_SOURCE_IS_OPEN_READING(src)) {
        zip_error_set(&src->error, ZIP_ER_INVAL, 0);
        return -1;
    }
 
    if ((src->supports & (ZIP_SOURCE_MAKE_COMMAND_BITMASK(ZIP_SOURCE_TELL) | ZIP_SOURCE_MAKE_COMMAND_BITMASK(ZIP_SOURCE_SEEK))) == 0) {
        if (src->bytes_read > ZIP_INT64_MAX) {
            zip_error_set(&src->error, ZIP_ER_TELL, EOVERFLOW);
            return -1;
        }
        return (zip_int64_t)src->bytes_read;
    }
 
    return _zip_source_call(src, NULL, 0, ZIP_SOURCE_TELL);
}

References _zip_source_call(), EOVERFLOW, NULL, src, ZIP_ER_INVAL, ZIP_ER_TELL, zip_error_set(), ZIP_INT64_MAX, ZIP_SOURCE_IS_OPEN_READING, ZIP_SOURCE_MAKE_COMMAND_BITMASK, ZIP_SOURCE_SEEK, and ZIP_SOURCE_TELL.

Referenced by _zip_find_central_dir(), _zip_read_cdir(), crc_read(), window_read(), and zip_ftell().