1*b077aed3SPierre Pronchery=pod 2*b077aed3SPierre Pronchery 3*b077aed3SPierre Pronchery=head1 NAME 4*b077aed3SPierre Pronchery 5*b077aed3SPierre ProncheryPKCS7_get_octet_string - return octet string from a PKCS#7 envelopedData structure 6*b077aed3SPierre Pronchery 7*b077aed3SPierre Pronchery=head1 SYNOPSIS 8*b077aed3SPierre Pronchery 9*b077aed3SPierre Pronchery #include <openssl/pkcs7.h> 10*b077aed3SPierre Pronchery 11*b077aed3SPierre Pronchery ASN1_OCTET_STRING *PKCS7_get_octet_string(PKCS7 *p7); 12*b077aed3SPierre Pronchery 13*b077aed3SPierre Pronchery=head1 DESCRIPTION 14*b077aed3SPierre Pronchery 15*b077aed3SPierre ProncheryPKCS7_get_octet_string() returns a pointer to an ASN1 octet string from a 16*b077aed3SPierre ProncheryPKCS#7 envelopedData structure or B<NULL> if the structure cannot be parsed. 17*b077aed3SPierre Pronchery 18*b077aed3SPierre Pronchery=head1 NOTES 19*b077aed3SPierre Pronchery 20*b077aed3SPierre ProncheryAs the B<0> implies, PKCS7_get_octet_string() returns internal pointers which 21*b077aed3SPierre Proncheryshould not be freed by the caller. 22*b077aed3SPierre Pronchery 23*b077aed3SPierre Pronchery=head1 RETURN VALUES 24*b077aed3SPierre Pronchery 25*b077aed3SPierre ProncheryPKCS7_get_octet_string() returns an ASN1_OCTET_STRING pointer. 26*b077aed3SPierre Pronchery 27*b077aed3SPierre Pronchery=head1 SEE ALSO 28*b077aed3SPierre Pronchery 29*b077aed3SPierre ProncheryL<PKCS7_type_is_data(3)> 30*b077aed3SPierre Pronchery 31*b077aed3SPierre Pronchery=head1 COPYRIGHT 32*b077aed3SPierre Pronchery 33*b077aed3SPierre ProncheryCopyright 2002-2020 The OpenSSL Project Authors. All Rights Reserved. 34*b077aed3SPierre Pronchery 35*b077aed3SPierre ProncheryLicensed under the Apache License 2.0 (the "License"). You may not use 36*b077aed3SPierre Proncherythis file except in compliance with the License. You can obtain a copy 37*b077aed3SPierre Proncheryin the file LICENSE in the source distribution or at 38*b077aed3SPierre ProncheryL<https://www.openssl.org/source/license.html>. 39*b077aed3SPierre Pronchery 40*b077aed3SPierre Pronchery=cut 41