smime_unittest.cc (6676B)
1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim: set ts=2 et sw=2 tw=80: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License v. 2.0. If a copy of the MPL was not distributed with this file 5 * You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #include <string> 8 9 #include "gtest/gtest.h" 10 11 #include "scoped_ptrs_smime.h" 12 #include "smime.h" 13 14 namespace nss_test { 15 16 // See bug 1507174; this is a CMS serialization (RFC 5652) that claims to be 17 // 12336 bytes long, which ensures CMS validates the streaming decoder's 18 // incorrect length. 19 static const unsigned char kHugeLenAsn1[] = { 20 0x30, 0x82, 0x30, 0x30, 0x06, 0x09, 0x2A, 0x86, 0x48, 0x86, 0xF7, 21 0x0D, 0x01, 0x07, 0x02, 0xA0, 0x82, 0x02, 0x30, 0x30, 0x30, 0x02, 22 0x01, 0x30, 0x31, 0x0F, 0x30, 0x0D, 0x06, 0x09, 0x30, 0x30, 0x30, 23 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x00, 0x30, 0x0B, 0x06, 24 0x09, 0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x01, 0x07, 0x05}; 25 26 // secp256r1 signature with no certs and no attrs 27 static unsigned char kValidSignature[] = { 28 0x30, 0x81, 0xFE, 0x06, 0x09, 0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x01, 29 0x07, 0x02, 0xA0, 0x81, 0xF0, 0x30, 0x81, 0xED, 0x02, 0x01, 0x01, 0x31, 30 0x0F, 0x30, 0x0D, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 31 0x02, 0x01, 0x05, 0x00, 0x30, 0x0B, 0x06, 0x09, 0x2A, 0x86, 0x48, 0x86, 32 0xF7, 0x0D, 0x01, 0x07, 0x01, 0x31, 0x81, 0xC9, 0x30, 0x81, 0xC6, 0x02, 33 0x01, 0x01, 0x30, 0x5D, 0x30, 0x45, 0x31, 0x0B, 0x30, 0x09, 0x06, 0x03, 34 0x55, 0x04, 0x06, 0x13, 0x02, 0x41, 0x55, 0x31, 0x13, 0x30, 0x11, 0x06, 35 0x03, 0x55, 0x04, 0x08, 0x0C, 0x0A, 0x53, 0x6F, 0x6D, 0x65, 0x2D, 0x53, 36 0x74, 0x61, 0x74, 0x65, 0x31, 0x21, 0x30, 0x1F, 0x06, 0x03, 0x55, 0x04, 37 0x0A, 0x0C, 0x18, 0x49, 0x6E, 0x74, 0x65, 0x72, 0x6E, 0x65, 0x74, 0x20, 38 0x57, 0x69, 0x64, 0x67, 0x69, 0x74, 0x73, 0x20, 0x50, 0x74, 0x79, 0x20, 39 0x4C, 0x74, 0x64, 0x02, 0x14, 0x6B, 0x22, 0xCA, 0x91, 0xE0, 0x71, 0x97, 40 0xEB, 0x45, 0x0D, 0x68, 0xC0, 0xD4, 0xB6, 0xE9, 0x45, 0x38, 0x4C, 0xDD, 41 0xA3, 0x30, 0x0D, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 42 0x02, 0x01, 0x05, 0x00, 0x30, 0x0A, 0x06, 0x08, 0x2A, 0x86, 0x48, 0xCE, 43 0x3D, 0x04, 0x03, 0x02, 0x04, 0x47, 0x30, 0x45, 0x02, 0x20, 0x48, 0xEB, 44 0xE6, 0xBA, 0xFC, 0xFD, 0x83, 0xB3, 0xA2, 0xB5, 0x59, 0x35, 0x0C, 0xA1, 45 0x31, 0x0E, 0x2F, 0xE3, 0x8D, 0x81, 0xD8, 0xF5, 0x33, 0xE4, 0x83, 0x87, 46 0xB1, 0xFD, 0x43, 0x9D, 0x95, 0x7D, 0x02, 0x21, 0x00, 0xD0, 0x05, 0x0E, 47 0x05, 0xA6, 0x80, 0x3C, 0x1A, 0xFE, 0x51, 0xFC, 0x4D, 0x1A, 0x25, 0x05, 48 0x78, 0xB5, 0x42, 0xF5, 0xDE, 0x4E, 0x8A, 0xF8, 0xE3, 0xD8, 0x52, 0xDC, 49 0x2B, 0x73, 0x80, 0x4A, 0x1A}; 50 51 // See bug 1507135; this is a CMS signature that contains only the OID 52 static unsigned char kTruncatedSignature[] = {0x30, 0x0B, 0x06, 0x09, 0x2A, 53 0x86, 0x48, 0x86, 0xF7, 0x0D, 54 0x01, 0x07, 0x02}; 55 56 // secp256r1 signature that's truncated by one byte. 57 static unsigned char kSlightlyTruncatedSignature[] = { 58 0x30, 0x81, 0xFE, 0x06, 0x09, 0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x01, 59 0x07, 0x02, 0xA0, 0x81, 0xF0, 0x30, 0x81, 0xED, 0x02, 0x01, 0x01, 0x31, 60 0x0F, 0x30, 0x0D, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 61 0x02, 0x01, 0x05, 0x00, 0x30, 0x0B, 0x06, 0x09, 0x2A, 0x86, 0x48, 0x86, 62 0xF7, 0x0D, 0x01, 0x07, 0x01, 0x31, 0x81, 0xC9, 0x30, 0x81, 0xC6, 0x02, 63 0x01, 0x01, 0x30, 0x5D, 0x30, 0x45, 0x31, 0x0B, 0x30, 0x09, 0x06, 0x03, 64 0x55, 0x04, 0x06, 0x13, 0x02, 0x41, 0x55, 0x31, 0x13, 0x30, 0x11, 0x06, 65 0x03, 0x55, 0x04, 0x08, 0x0C, 0x0A, 0x53, 0x6F, 0x6D, 0x65, 0x2D, 0x53, 66 0x74, 0x61, 0x74, 0x65, 0x31, 0x21, 0x30, 0x1F, 0x06, 0x03, 0x55, 0x04, 67 0x0A, 0x0C, 0x18, 0x49, 0x6E, 0x74, 0x65, 0x72, 0x6E, 0x65, 0x74, 0x20, 68 0x57, 0x69, 0x64, 0x67, 0x69, 0x74, 0x73, 0x20, 0x50, 0x74, 0x79, 0x20, 69 0x4C, 0x74, 0x64, 0x02, 0x14, 0x6B, 0x22, 0xCA, 0x91, 0xE0, 0x71, 0x97, 70 0xEB, 0x45, 0x0D, 0x68, 0xC0, 0xD4, 0xB6, 0xE9, 0x45, 0x38, 0x4C, 0xDD, 71 0xA3, 0x30, 0x0D, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 72 0x02, 0x01, 0x05, 0x00, 0x30, 0x0A, 0x06, 0x08, 0x2A, 0x86, 0x48, 0xCE, 73 0x3D, 0x04, 0x03, 0x02, 0x04, 0x47, 0x30, 0x45, 0x02, 0x20, 0x48, 0xEB, 74 0xE6, 0xBA, 0xFC, 0xFD, 0x83, 0xB3, 0xA2, 0xB5, 0x59, 0x35, 0x0C, 0xA1, 75 0x31, 0x0E, 0x2F, 0xE3, 0x8D, 0x81, 0xD8, 0xF5, 0x33, 0xE4, 0x83, 0x87, 76 0xB1, 0xFD, 0x43, 0x9D, 0x95, 0x7D, 0x02, 0x21, 0x00, 0xD0, 0x05, 0x0E, 77 0x05, 0xA6, 0x80, 0x3C, 0x1A, 0xFE, 0x51, 0xFC, 0x4D, 0x1A, 0x25, 0x05, 78 0x78, 0xB5, 0x42, 0xF5, 0xDE, 0x4E, 0x8A, 0xF8, 0xE3, 0xD8, 0x52, 0xDC, 79 0x2B, 0x73, 0x80, 0x4A}; 80 81 class SMimeTest : public ::testing::Test {}; 82 83 TEST_F(SMimeTest, InvalidDER) { 84 PK11SymKey* bulk_key = nullptr; 85 NSSCMSDecoderContext* dcx = 86 NSS_CMSDecoder_Start(nullptr, nullptr, nullptr, /* content callback */ 87 nullptr, nullptr, /* password callback */ 88 nullptr, /* key callback */ 89 bulk_key); 90 ASSERT_NE(nullptr, dcx); 91 EXPECT_EQ(SECSuccess, NSS_CMSDecoder_Update( 92 dcx, reinterpret_cast<const char*>(kHugeLenAsn1), 93 sizeof(kHugeLenAsn1))); 94 EXPECT_EQ(nullptr, bulk_key); 95 ASSERT_FALSE(NSS_CMSDecoder_Finish(dcx)); 96 } 97 98 TEST_F(SMimeTest, IsSignedValid) { 99 SECItem sig_der_item = {siBuffer, kValidSignature, sizeof(kValidSignature)}; 100 101 ScopedNSSCMSMessage cms_msg(NSS_CMSMessage_CreateFromDER( 102 &sig_der_item, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr)); 103 104 ASSERT_TRUE(cms_msg); 105 106 ASSERT_TRUE(NSS_CMSMessage_IsSigned(cms_msg.get())); 107 } 108 109 TEST_F(SMimeTest, TruncatedCmsSignature) { 110 SECItem sig_der_item = {siBuffer, kTruncatedSignature, 111 sizeof(kTruncatedSignature)}; 112 113 ScopedNSSCMSMessage cms_msg(NSS_CMSMessage_CreateFromDER( 114 &sig_der_item, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr)); 115 116 ASSERT_TRUE(cms_msg); 117 118 ASSERT_FALSE(NSS_CMSMessage_IsSigned(cms_msg.get())); 119 } 120 121 TEST_F(SMimeTest, SlightlyTruncatedCmsSignature) { 122 SECItem sig_der_item = {siBuffer, kSlightlyTruncatedSignature, 123 sizeof(kSlightlyTruncatedSignature)}; 124 125 ScopedNSSCMSMessage cms_msg(NSS_CMSMessage_CreateFromDER( 126 &sig_der_item, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr)); 127 128 ASSERT_FALSE(cms_msg); 129 130 ASSERT_FALSE(NSS_CMSMessage_IsSigned(cms_msg.get())); 131 } 132 133 TEST_F(SMimeTest, IsSignedNull) { 134 ASSERT_FALSE(NSS_CMSMessage_IsSigned(nullptr)); 135 } 136 137 } // namespace nss_test