NAME

shishi_asn1_read - API function

SYNOPSIS

#include <shishi.h>

int shishi_asn1_read(Shishi * handle, Shishi_asn1 node, const char * field, char ** data, size_t * datalen);

ARGUMENTS

Shishi * handle: shishi handle as allocated by shishi_init().
Shishi_asn1 node: ASN.1 variable to read field from.
const char * field: name of field in node to read.
char ** data: newly allocated output buffer that will hold ASN.1 field data.
size_t * datalen: actual size of output buffer.

DESCRIPTION

Extract data stored in a ASN.1 field into a newly allocated buffer. The buffer will always be zero terminated, even though datalen will not include the added zero.

RETURN VALUE

Returns SHISHI_OK if successful, SHISHI_ASN1_NO_ELEMENT if the element do not exist, SHISHI_ASN1_NO_VALUE if the field has no value, ot SHISHI_ASN1_ERROR otherwise.

REPORTING BUGS

Report bugs to <bug-shishi@gnu.org>. GNU Shishi home page: http://www.gnu.org/software/shishi/ General help using GNU software: http://www.gnu.org/gethelp/

COPYRIGHT

Copyright © 2002-2022 Simon Josefsson.
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.