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.\" DO NOT MODIFY THIS FILE! It was generated by gdoc.
.TH "asn1_get_octet_der" 3 "4.19.0" "libtasn1" "libtasn1"
.SH NAME
asn1_get_octet_der \- API function
.SH SYNOPSIS
.B #include <libtasn1.h>
.sp
.BI "int asn1_get_octet_der(const unsigned char * " der ", int " der_len ", int * " ret_len ", unsigned char * " str ", int " str_size ", int * " str_len ");"
.SH ARGUMENTS
.IP "const unsigned char * der" 12
DER data to decode containing the OCTET SEQUENCE.
.IP "int der_len" 12
The length of the \fIder\fP data to decode.
.IP "int * ret_len" 12
Output variable containing the encoded length of the DER data.
.IP "unsigned char * str" 12
Pre\-allocated output buffer to put decoded OCTET SEQUENCE in.
.IP "int str_size" 12
Length of pre\-allocated output buffer.
.IP "int * str_len" 12
Output variable containing the length of the contents of the OCTET SEQUENCE.
.SH "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.
.SH "RETURNS"
Returns \fBASN1_SUCCESS\fP on success, or an error.
.SH COPYRIGHT
Copyright \(co 2006-2022 Free Software Foundation, Inc..
.br
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.
.SH "SEE ALSO"
The full documentation for
.B libtasn1
is maintained as a Texinfo manual. If the
.B info
and
.B libtasn1
programs are properly installed at your site, the command
.IP
.B info libtasn1
.PP
should give you access to the complete manual.
As an alternative you may obtain the manual from:
.IP
.B https://www.gnu.org/software/libtasn1/manual/
.PP
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