08-25-2013
I still didn't understand about the extra f's you are talking about. May be you can paste the out and point out which are those extra f's.
As for the new pattern 0x84, it should've worked. Can you upload a sample file so that I can check?
--ahamed
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LEARN ABOUT CENTOS
zip_get_file_extra
ZIP_GET_FILE_EXTRA(3) Library Functions Manual ZIP_GET_FILE_EXTRA(3)
NAME
zip_get_file_extra - get extra field for file in zip
LIBRARY
libzip (-lzip)
SYNOPSIS
#include <zip.h>
const char * zip_get_file_extra(struct zip *archive, zip_uint64_t index); "int *lenp" "int flags"
DESCRIPTION
The zip_get_file_extra function returns the extra field for the file at position index in the zip archive. This pointer should not be mod-
ified or free(3) Ap d. If lenp is not NULL, the integer to which it points will be set to the length of the extra. If flags is set to
ZIP_FL_UNCHANGED, the original unchanged extra field is returned.
RETURN VALUES
Upon successful completion, a pointer to the extra field is returned, or NULL if there is no extra field. In case of an error, NULL is
returned and the error code in archive is set to indicate the error.
ERRORS
zip_get_file_extra fails if:
[ZIP_ER_INVAL]
index is not a valid file index in archive.
SEE ALSO
libzip(3), zip_set_file_extra(3)
AUTHORS
Dieter Baron <dillo@giga.or.at> and Thomas Klausner <tk@giga.or.at>
NiH February 13, 2011 ZIP_GET_FILE_EXTRA(3)