asn1_get_length_der(3)

asn1_get_length_der3

Api function

Usage

#include <libtasn1.h>

long asn1_get_length_der(const unsigned char * der, int der_len, int * len);

Arguments

const unsigned char * der

DER data to decode.

int der_len

Length of DER data to decode.

int * len

Output variable containing the length of the DER length field.

Overview

Extract a length field from DER data.

Returns

Return the decoded length value, or -1 on indefinite length, or -2 when the value was too big to fit in a int, or -4 when the decoded length value plus len would exceed der_len .

Releases

11 releases since Debian 4.0 (Etch); the text changed 9 times.

  1. 4.0
  2. 5.0
  3. 6.0
  4. 7
  5. 8
  6. 9–10
  7. 11
  8. 12
  9. 13
  10. Arch

From libtasn1 4.21.0-1 in Arch Linux 2026-11-01. Parsed by carta from the page's man source.