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asn1_object_id_der(3) libtasn1 asn1_object_id_der(3)


asn1_object_id_der - API function


#include <libtasn1.h>

int asn1_object_id_der(const char * str, unsigned char * der, int * der_len, unsigned flags);


An object identifier in numeric, dot format.
buffer to hold the returned encoding (may be NULL).
initially the size of der ; will hold the final size.
must be zero


Creates the DER encoding of the provided object identifier.


ASN1_SUCCESS if DER encoding was OK, ASN1_VALUE_NOT_VALID if str is not a valid OID, ASN1_MEM_ERROR if the der vector isn't big enough and in this case der_len will contain the length needed.


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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:
4.19.0 libtasn1