File nss-fips-aes-keywrap-post.patch of Package mozilla-nss.35393

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File nss-fips-aes-keywrap-post.patch of Package mozilla-nss.35393

# HG changeset patch
# User M. Sirringhaus <msirringhaus@suse.de>
# Date 1589854460 -7200
#      Tue May 19 04:14:20 2020 +0200
# Node ID ce99bba6375432c55a73c1367f619dfef7c7e9fc
# Parent  2c820431829b3e5c7e161bd0bf73b48def9d3822
commit e78f5a6a2124ce88002796d6aaefc6232f132526
Author: Hans Petter Jansson <hpj@cl.no>
    AES Keywrap POST.

Index: nss/lib/freebl/fipsfreebl.c
===================================================================
--- nss.orig/lib/freebl/fipsfreebl.c
+++ nss/lib/freebl/fipsfreebl.c
@@ -113,6 +113,9 @@ DllMain(
 #define FIPS_AES_192_KEY_SIZE 24   /* 192-bits */
 #define FIPS_AES_256_KEY_SIZE 32   /* 256-bits */
 
+/* FIPS preprocessor directives for AES Keywrap */
+#define FIPS_AES_KEYWRAP_KNOWN_CIPHERTEXT_SIZE 24  /* 192-bits */
+
 /* FIPS preprocessor directives for message digests             */
 #define FIPS_KNOWN_HASH_MESSAGE_LENGTH 64 /* 512-bits */
 
@@ -292,6 +295,9 @@ freebl_fips_AES_PowerUpSelfTest(int aes_
 
     static const PRUint8 aes_gcm_known_aad[] = { "MozillaallizoM" };
 
+    /* AES Keywrap Known Initialization Vector (64 bits) */
+    static const PRUint8 aes_key_wrap_iv[] = { "WrapparW" };
+
     /* AES Known Ciphertext (128-bit key). */
     static const PRUint8 aes_ecb128_known_ciphertext[] = {
         0x3c, 0xa5, 0x96, 0xf3, 0x34, 0x6a, 0x96, 0xc1,
@@ -362,6 +368,25 @@ freebl_fips_AES_PowerUpSelfTest(int aes_
 
     };
 
+    /* AES Keywrap Known Ciphertexts. */
+    static const PRUint8 aes_kw128_known_ciphertext[] = {
+        0xd7, 0xec, 0x33, 0x3a, 0x35, 0x50, 0x91, 0x4d,
+        0x04, 0x69, 0x1f, 0xbc, 0x9b, 0x3a, 0x51, 0x9d,
+        0xf3, 0x45, 0x01, 0xec, 0xaa, 0x43, 0x33, 0x42
+    };
+
+    static const PRUint8 aes_kw192_known_ciphertext[] = {
+        0x18, 0x44, 0xab, 0x72, 0xbd, 0x35, 0x6c, 0x8f,
+        0x34, 0x34, 0x2e, 0x0b, 0xb0, 0x19, 0xd3, 0x46,
+        0x3e, 0x53, 0x4f, 0x2f, 0x43, 0xcc, 0xf5, 0x8c
+    };
+
+    static const PRUint8 aes_kw256_known_ciphertext[] = {
+        0x3e, 0xaf, 0xf3, 0x36, 0xaf, 0xc3, 0x68, 0xab,
+        0x5a, 0x07, 0xed, 0x64, 0x5b, 0xf8, 0x81, 0x0d,
+        0x9e, 0x67, 0x75, 0xbd, 0x66, 0xe1, 0x52, 0xdc
+    };
+
     const PRUint8 *aes_ecb_known_ciphertext =
         (aes_key_size == FIPS_AES_128_KEY_SIZE) ? aes_ecb128_known_ciphertext : (aes_key_size == FIPS_AES_192_KEY_SIZE) ? aes_ecb192_known_ciphertext : aes_ecb256_known_ciphertext;
 
@@ -374,11 +399,15 @@ freebl_fips_AES_PowerUpSelfTest(int aes_
     const PRUint8 *aes_cmac_known_ciphertext =
         (aes_key_size == FIPS_AES_128_KEY_SIZE) ? aes_cmac128_known_ciphertext : (aes_key_size == FIPS_AES_192_KEY_SIZE) ? aes_cmac192_known_ciphertext : aes_cmac256_known_ciphertext;
 
+    const PRUint8 *aes_keywrap_known_ciphertext =
+        (aes_key_size == FIPS_AES_128_KEY_SIZE) ? aes_kw128_known_ciphertext : (aes_key_size == FIPS_AES_192_KEY_SIZE) ? aes_kw192_known_ciphertext : aes_kw256_known_ciphertext;
+
     /* AES variables. */
     PRUint8 aes_computed_ciphertext[FIPS_AES_ENCRYPT_LENGTH * 2];
     PRUint8 aes_computed_plaintext[FIPS_AES_DECRYPT_LENGTH * 2];
     AESContext *aes_context;
     CMACContext *cmac_context;
+    AESKeyWrapContext *aes_keywrap_context;
     unsigned int aes_bytes_encrypted;
     unsigned int aes_bytes_decrypted;
     CK_NSS_GCM_PARAMS gcmParams;
@@ -604,6 +633,52 @@ freebl_fips_AES_PowerUpSelfTest(int aes_
         PORT_SetError(SEC_ERROR_LIBRARY_FAILURE);
         return (SECFailure);
     }
+
+    /********************************/
+    /* AES Keywrap En/Decrypt Test. */
+    /********************************/
+
+    /* Create encryption context */
+    aes_keywrap_context = AESKeyWrap_CreateContext(aes_known_key, aes_key_wrap_iv, PR_TRUE,
+                                                   aes_key_size);
+    if (aes_keywrap_context == NULL) {
+        PORT_SetError(SEC_ERROR_NO_MEMORY);
+        return (SECFailure);
+    }
+
+    aes_status = AESKeyWrap_Encrypt(aes_keywrap_context,
+                                    aes_computed_ciphertext, &aes_bytes_encrypted,
+                                    FIPS_AES_ENCRYPT_LENGTH * 2,
+                                    aes_known_plaintext, FIPS_AES_ENCRYPT_LENGTH);
+
+    AESKeyWrap_DestroyContext(aes_keywrap_context, PR_TRUE);
+
+    if ((aes_status != SECSuccess) ||
+        (aes_bytes_encrypted != FIPS_AES_KEYWRAP_KNOWN_CIPHERTEXT_SIZE) ||
+        (PORT_Memcmp (aes_computed_ciphertext, aes_keywrap_known_ciphertext,
+                      FIPS_AES_KEYWRAP_KNOWN_CIPHERTEXT_SIZE) != 0)) {
+        PORT_SetError(SEC_ERROR_LIBRARY_FAILURE);
+        return (SECFailure);
+    }
+
+    /* Create decryption context */
+    aes_keywrap_context = AESKeyWrap_CreateContext(aes_known_key, aes_key_wrap_iv, PR_FALSE,
+                                                   aes_key_size);
+
+    aes_status = AESKeyWrap_Decrypt(aes_keywrap_context,
+                                    aes_computed_plaintext, &aes_bytes_decrypted,
+                                    FIPS_AES_ENCRYPT_LENGTH,
+                                    aes_computed_ciphertext, aes_bytes_encrypted);
+
+    AESKeyWrap_DestroyContext(aes_keywrap_context, PR_TRUE);
+
+    if ((aes_status != SECSuccess) ||
+        (aes_bytes_decrypted != FIPS_AES_ENCRYPT_LENGTH) ||
+        (PORT_Memcmp (aes_computed_plaintext, aes_known_plaintext,
+                      FIPS_AES_ENCRYPT_LENGTH) != 0)) {
+        PORT_SetError(SEC_ERROR_LIBRARY_FAILURE);
+        return (SECFailure);
+    }
 
     return (SECSuccess);
 }

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