asn1_get_octet_der(3) libtasn1 asn1_get_octet_der(3)

asn1_get_octet_der - API function

#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);

DER data to decode containing the OCTET SEQUENCE.
The length of the der data to decode.
Output variable containing the encoded length of the DER data.
Pre-allocated output buffer to put decoded OCTET SEQUENCE in.
Length of pre-allocated output buffer.
Output variable containing the length of the contents of the OCTET SEQUENCE.

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 ASN1_SUCCESS on success, or an error.

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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.

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/
4.18.0 libtasn1