From 0c95ea0b6649ecf3b2740991ddf8d8f17000653d Mon Sep 17 00:00:00 2001
From: tb <>
Date: Fri, 28 Jul 2023 10:28:02 +0000
Subject: Provide CMS{,_SignerInfo}_get_version

Add accessors for the syntax versions of ContentInfo and SignerInfo.
These will be used soon in rpki-client for some more compliance checks.

ok job jsing
---
 src/lib/libcrypto/cms/cms_lib.c | 45 ++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 44 insertions(+), 1 deletion(-)

(limited to 'src/lib/libcrypto/cms/cms_lib.c')

diff --git a/src/lib/libcrypto/cms/cms_lib.c b/src/lib/libcrypto/cms/cms_lib.c
index fa62e61e96..37a11ba007 100644
--- a/src/lib/libcrypto/cms/cms_lib.c
+++ b/src/lib/libcrypto/cms/cms_lib.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: cms_lib.c,v 1.18 2023/07/08 08:26:26 beck Exp $ */
+/* $OpenBSD: cms_lib.c,v 1.19 2023/07/28 10:28:02 tb Exp $ */
 /*
  * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  * project.
@@ -237,6 +237,49 @@ CMS_dataFinal(CMS_ContentInfo *cms, BIO *cmsbio)
 }
 LCRYPTO_ALIAS(CMS_dataFinal);
 
+int
+CMS_get_version(const CMS_ContentInfo *cms, long *version)
+{
+	switch (OBJ_obj2nid(cms->contentType)) {
+	case NID_pkcs7_signed:
+		*version = cms->d.signedData->version;
+		return 1;
+
+	case NID_pkcs7_enveloped:
+		*version = cms->d.envelopedData->version;
+		return 1;
+
+	case NID_pkcs7_digest:
+		*version = cms->d.digestedData->version;
+		return 1;
+
+	case NID_pkcs7_encrypted:
+		*version = cms->d.encryptedData->version;
+		return 1;
+
+	case NID_id_smime_ct_authData:
+		*version = cms->d.authenticatedData->version;
+		return 1;
+
+	case NID_id_smime_ct_compressedData:
+		*version = cms->d.compressedData->version;
+		return 1;
+
+	default:
+		CMSerror(CMS_R_UNSUPPORTED_TYPE);
+		return 0;
+	}
+}
+LCRYPTO_ALIAS(CMS_get_version);
+
+int
+CMS_SignerInfo_get_version(const CMS_SignerInfo *si, long *version)
+{
+	*version = si->version;
+	return 1;
+}
+LCRYPTO_ALIAS(CMS_SignerInfo_get_version);
+
 /*
  * Return an OCTET STRING pointer to content. This allows it to be accessed
  * or set later.
-- 
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