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asn1_get_octet_der(3) libtasn1 asn1_get_octet_der(3)
NAME
asn1_get_octet_der - API function
SYNOPSIS
#include <libtasn1.h>
int asn1_get_octet_der(const unsigned char * der, int der_len, int *
ret_len, unsigned char * str, int str_size, int * str_len);
ARGUMENTS
const unsigned char * der
DER data to decode containing the OCTET SEQUENCE.
int der_len The length of the der data to decode.
int * ret_len
Output variable containing the encoded length of the DER
data.
unsigned char * str
Pre-allocated output buffer to put decoded OCTET SEQUENCE
in.
int str_size
Length of pre-allocated output buffer.
int * str_len
Output variable containing the length of the contents of
the OCTET SEQUENCE.
DESCRIPTION
Extract an OCTET SEQUENCE from DER data. Note that this function
expects the DER data past the tag field, i.e., the length and content
octets.
RETURNS
Returns ASN1_SUCCESS on success, or an error.
COPYRIGHT
Copyright (C) 2006-2022 Free Software Foundation, Inc..
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.
SEE ALSO
The full documentation for libtasn1 is maintained as a Texinfo manual.
If the info and libtasn1 programs are properly installed at your site,
the command
info libtasn1
should give you access to the complete manual. As an alternative you
may obtain the manual from:
https://www.gnu.org/software/libtasn1/manual/
libtasn1 4.19.0 asn1_get_octet_der(3)