From b0fbcf8d24fb1c677aad3d2cfdd0c18274493f07 Mon Sep 17 00:00:00 2001
From: Jack Lloyd <jack@randombit.net>
Date: Fri, 19 May 2017 12:13:42 -0400
Subject: Add SM3 OIDs and PKCSv1.5 hash prefix

---
 src/lib/pk_pad/hash_id/hash_id.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/lib/pk_pad/hash_id')

diff --git a/src/lib/pk_pad/hash_id/hash_id.cpp b/src/lib/pk_pad/hash_id/hash_id.cpp
index 71a3dbe22..4cb613f76 100644
--- a/src/lib/pk_pad/hash_id/hash_id.cpp
+++ b/src/lib/pk_pad/hash_id/hash_id.cpp
@@ -44,6 +44,11 @@ const uint8_t SHA_512_256_PKCS_ID[] = {
 0x30, 0x31, 0x30, 0x0D, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01,
 0x65, 0x03, 0x04, 0x02, 0x06, 0x05, 0x00, 0x04, 0x20 };
 
+const uint8_t SM3_PKCS_ID[] = {
+0x30, 0x30, 0x30, 0x0C, 0x06, 0x08, 0x2A, 0x81, 0x1C, 0xCF,
+0x55, 0x01, 0x83, 0x11, 0x05, 0x00, 0x04, 0x20,
+};
+
 const uint8_t TIGER_PKCS_ID[] = {
 0x30, 0x29, 0x30, 0x0D, 0x06, 0x09, 0x2B, 0x06, 0x01, 0x04,
 0x01, 0xDA, 0x47, 0x0C, 0x02, 0x05, 0x00, 0x04, 0x18 };
@@ -91,6 +96,9 @@ std::vector<uint8_t> pkcs_hash_id(const std::string& name)
       return std::vector<uint8_t>(SHA_512_256_PKCS_ID,
                                SHA_512_256_PKCS_ID + sizeof(SHA_512_256_PKCS_ID));
 
+   if(name == "SM3")
+      return std::vector<uint8_t>(SM3_PKCS_ID, SM3_PKCS_ID + sizeof(SM3_PKCS_ID));
+
    if(name == "Tiger(24,3)")
       return std::vector<uint8_t>(TIGER_PKCS_ID,
                                TIGER_PKCS_ID + sizeof(TIGER_PKCS_ID));
-- 
cgit v1.2.3