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Merge pull request #2059 from miyazakh/openssl_bksize_digest

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Added EVP_MD_CTX_block_size and exposed EVP_Digest()
This commit is contained in:
Chris Conlon 2019-01-28 15:17:26 -07:00 committed by GitHub
commit 0b2bbc33bd
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 175 additions and 12 deletions
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53
src/ssl.c
View File

@ -7410,7 +7410,7 @@ void* wolfSSL_X509_get_ext_d2i(const WOLFSSL_X509* x509,
/* this function makes the assumption that out buffer is big enough for digest*/
static int wolfSSL_EVP_Digest(unsigned char* in, int inSz, unsigned char* out,
int wolfSSL_EVP_Digest(unsigned char* in, int inSz, unsigned char* out,
unsigned int* outSz, const WOLFSSL_EVP_MD* evp,
WOLFSSL_ENGINE* eng)
{
@ -13047,6 +13047,14 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD *md)
return wolfSSL_EVP_MD_CTX_copy_ex(out, in);
}
/* returns digest size */
int wolfSSL_EVP_MD_CTX_size(const WOLFSSL_EVP_MD_CTX *ctx) {
return(wolfSSL_EVP_MD_size(wolfSSL_EVP_MD_CTX_md(ctx)));
}
/* returns block size */
int wolfSSL_EVP_MD_CTX_block_size(const WOLFSSL_EVP_MD_CTX *ctx) {
return(wolfSSL_EVP_MD_block_size(wolfSSL_EVP_MD_CTX_md(ctx)));
}
/* Deep copy of EVP_MD hasher
* return WOLFSSL_SUCCESS on success */
@ -26065,6 +26073,49 @@ const WOLFSSL_EVP_MD* wolfSSL_EVP_ripemd160(void)
}
#endif
int wolfSSL_EVP_MD_block_size(const WOLFSSL_EVP_MD* type)
{
WOLFSSL_MSG("wolfSSL_EVP_MD_block_size");
if (type == NULL) {
WOLFSSL_MSG("No md type arg");
return BAD_FUNC_ARG;
}
if (XSTRNCMP(type, "SHA256", 6) == 0) {
return WC_SHA256_BLOCK_SIZE;
}
#ifndef NO_MD5
else if (XSTRNCMP(type, "MD5", 3) == 0) {
return WC_MD5_BLOCK_SIZE;
}
#endif
#ifdef WOLFSSL_SHA224
else if (XSTRNCMP(type, "SHA224", 6) == 0) {
return WC_SHA224_BLOCK_SIZE;
}
#endif
#ifdef WOLFSSL_SHA384
else if (XSTRNCMP(type, "SHA384", 6) == 0) {
return WC_SHA384_BLOCK_SIZE;
}
#endif
#ifdef WOLFSSL_SHA512
else if (XSTRNCMP(type, "SHA512", 6) == 0) {
return WC_SHA512_BLOCK_SIZE;
}
#endif
#ifndef NO_SHA
/* has to be last since would pick or 256, 384, or 512 too */
else if (XSTRNCMP(type, "SHA", 3) == 0) {
return WC_SHA_BLOCK_SIZE;
}
#endif
return BAD_FUNC_ARG;
}
int wolfSSL_EVP_MD_size(const WOLFSSL_EVP_MD* type)
{
WOLFSSL_MSG("wolfSSL_EVP_MD_size");

103
tests/api.c
View File

@ -17457,8 +17457,109 @@ static void test_wolfSSL_EVP_PKEY_new_mac_key(void)
printf(resultFmt, passed);
#endif /* OPENSSL_EXTRA */
}
static void test_wolfSSL_EVP_Digest(void)
{
#if defined(OPENSSL_EXTRA) && !defined(NO_SHA256)
const char* in = "abc";
int inLen = (int)XSTRLEN(in);
byte out[WC_SHA256_DIGEST_SIZE];
unsigned int outLen;
const char* expOut = "\xBA\x78\x16\xBF\x8F\x01\xCF\xEA\x41\x41\x40\xDE\x5D\xAE\x22"
"\x23\xB0\x03\x61\xA3\x96\x17\x7A\x9C\xB4\x10\xFF\x61\xF2\x00"
"\x15\xAD";
printf(testingFmt, "wolfSSL_EVP_Digest()");
AssertIntEQ(wolfSSL_EVP_Digest((unsigned char*)in, inLen, out, &outLen, "SHA256", NULL), 1);
AssertIntEQ(outLen, WC_SHA256_DIGEST_SIZE);
AssertIntEQ(XMEMCMP(out, expOut, WC_SHA256_DIGEST_SIZE), 0);
printf(resultFmt, passed);
#endif /* OPEN_EXTRA && ! NO_SHA256 */
}
static void test_wolfSSL_EVP_MD_size(void)
{
#ifdef OPENSSL_EXTRA
WOLFSSL_EVP_MD_CTX mdCtx;
printf(testingFmt, "wolfSSL_EVP_MD_size()");
#ifndef NO_SHA256
wolfSSL_EVP_MD_CTX_init(&mdCtx);
AssertIntEQ(wolfSSL_EVP_DigestInit(&mdCtx, "SHA256"), 1);
AssertIntEQ(wolfSSL_EVP_MD_size(wolfSSL_EVP_MD_CTX_md(&mdCtx)), WC_SHA256_DIGEST_SIZE);
AssertIntEQ(wolfSSL_EVP_MD_CTX_block_size(&mdCtx), WC_SHA256_BLOCK_SIZE);
AssertIntEQ(wolfSSL_EVP_MD_CTX_cleanup(&mdCtx), 1);
#endif
#ifndef NO_MD5
wolfSSL_EVP_MD_CTX_init(&mdCtx);
AssertIntEQ(wolfSSL_EVP_DigestInit(&mdCtx, "MD5"), 1);
AssertIntEQ(wolfSSL_EVP_MD_CTX_size(&mdCtx), WC_MD5_DIGEST_SIZE);
AssertIntEQ(wolfSSL_EVP_MD_CTX_block_size(&mdCtx), WC_MD5_BLOCK_SIZE);
AssertIntEQ(wolfSSL_EVP_MD_CTX_cleanup(&mdCtx), 1);
#endif
#ifdef WOLFSSL_SHA224
wolfSSL_EVP_MD_CTX_init(&mdCtx);
AssertIntEQ(wolfSSL_EVP_DigestInit(&mdCtx, "SHA224"), 1);
AssertIntEQ(wolfSSL_EVP_MD_CTX_size(&mdCtx), WC_SHA224_DIGEST_SIZE);
AssertIntEQ(wolfSSL_EVP_MD_CTX_block_size(&mdCtx), WC_SHA224_BLOCK_SIZE);
AssertIntEQ(wolfSSL_EVP_MD_CTX_cleanup(&mdCtx), 1);
#endif
#ifdef WOLFSSL_SHA384
wolfSSL_EVP_MD_CTX_init(&mdCtx);
AssertIntEQ(wolfSSL_EVP_DigestInit(&mdCtx, "SHA384"), 1);
AssertIntEQ(wolfSSL_EVP_MD_CTX_size(&mdCtx), WC_SHA384_DIGEST_SIZE);
AssertIntEQ(wolfSSL_EVP_MD_CTX_block_size(&mdCtx), WC_SHA384_BLOCK_SIZE);
AssertIntEQ(wolfSSL_EVP_MD_CTX_cleanup(&mdCtx), 1);
#endif
#ifdef WOLFSSL_SHA512
wolfSSL_EVP_MD_CTX_init(&mdCtx);
AssertIntEQ(wolfSSL_EVP_DigestInit(&mdCtx, "SHA512"), 1);
AssertIntEQ(wolfSSL_EVP_MD_CTX_size(&mdCtx), WC_SHA512_DIGEST_SIZE);
AssertIntEQ(wolfSSL_EVP_MD_CTX_block_size(&mdCtx), WC_SHA512_BLOCK_SIZE);
AssertIntEQ(wolfSSL_EVP_MD_CTX_cleanup(&mdCtx), 1);
#endif
#ifndef NO_SHA
wolfSSL_EVP_MD_CTX_init(&mdCtx);
AssertIntEQ(wolfSSL_EVP_DigestInit(&mdCtx, "SHA"), 1);
AssertIntEQ(wolfSSL_EVP_MD_CTX_size(&mdCtx), WC_SHA_DIGEST_SIZE);
AssertIntEQ(wolfSSL_EVP_MD_CTX_block_size(&mdCtx), WC_SHA_BLOCK_SIZE);
AssertIntEQ(wolfSSL_EVP_MD_CTX_cleanup(&mdCtx), 1);
#endif
/* error case */
wolfSSL_EVP_MD_CTX_init(&mdCtx);
AssertIntEQ(wolfSSL_EVP_DigestInit(&mdCtx, ""), BAD_FUNC_ARG);
AssertIntEQ(wolfSSL_EVP_MD_size(wolfSSL_EVP_MD_CTX_md(&mdCtx)), BAD_FUNC_ARG);
AssertIntEQ(wolfSSL_EVP_MD_CTX_block_size(&mdCtx), BAD_FUNC_ARG);
AssertIntEQ(wolfSSL_EVP_MD_CTX_cleanup(&mdCtx), 0);
printf(resultFmt, passed);
#endif /* OPENSSL_EXTRA */
}
static void test_wolfSSL_EVP_MD_hmac_signing(void)
{
#ifdef OPENSSL_EXTRA
@ -23175,6 +23276,8 @@ void ApiTest(void)
test_wolfSSL_PEM_PUBKEY();
test_wolfSSL_tmp_dh();
test_wolfSSL_ctrl();
test_wolfSSL_EVP_MD_size();
test_wolfSSL_EVP_Digest();
test_wolfSSL_EVP_PKEY_new_mac_key();
test_wolfSSL_EVP_MD_hmac_signing();
test_wolfSSL_EVP_MD_rsa_signing();

9
wolfssl/openssl/evp.h
View File

@ -239,6 +239,7 @@ typedef WOLFSSL_EVP_PKEY_CTX EVP_PKEY_CTX;
WOLFSSL_API void wolfSSL_EVP_init(void);
WOLFSSL_API int wolfSSL_EVP_MD_size(const WOLFSSL_EVP_MD* md);
WOLFSSL_API int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD *md);
WOLFSSL_API int wolfSSL_EVP_MD_block_size(const WOLFSSL_EVP_MD *md);
WOLFSSL_API WOLFSSL_EVP_MD_CTX *wolfSSL_EVP_MD_CTX_new (void);
WOLFSSL_API void wolfSSL_EVP_MD_CTX_free(WOLFSSL_EVP_MD_CTX* ctx);
@ -247,6 +248,8 @@ WOLFSSL_API int wolfSSL_EVP_MD_CTX_cleanup(WOLFSSL_EVP_MD_CTX* ctx);
WOLFSSL_API int wolfSSL_EVP_MD_CTX_copy(WOLFSSL_EVP_MD_CTX *out, const WOLFSSL_EVP_MD_CTX *in);
WOLFSSL_API int wolfSSL_EVP_MD_CTX_copy_ex(WOLFSSL_EVP_MD_CTX *out, const WOLFSSL_EVP_MD_CTX *in);
WOLFSSL_API int wolfSSL_EVP_MD_CTX_type(const WOLFSSL_EVP_MD_CTX *ctx);
WOLFSSL_API int wolfSSL_EVP_MD_CTX_size(const WOLFSSL_EVP_MD_CTX *ctx);
WOLFSSL_API int wolfSSL_EVP_MD_CTX_block_size(const WOLFSSL_EVP_MD_CTX *ctx);
WOLFSSL_API const WOLFSSL_EVP_MD *wolfSSL_EVP_MD_CTX_md(const WOLFSSL_EVP_MD_CTX *ctx);
WOLFSSL_API const WOLFSSL_EVP_CIPHER *wolfSSL_EVP_get_cipherbyname(const char *name);
WOLFSSL_API const WOLFSSL_EVP_MD *wolfSSL_EVP_get_digestbyname(const char *name);
@ -283,6 +286,9 @@ WOLFSSL_API int wolfSSL_EVP_DigestVerifyUpdate(WOLFSSL_EVP_MD_CTX *ctx,
WOLFSSL_API int wolfSSL_EVP_DigestVerifyFinal(WOLFSSL_EVP_MD_CTX *ctx,
const unsigned char *sig,
size_t siglen);
WOLFSSL_API int wolfSSL_EVP_Digest(unsigned char* in, int inSz, unsigned char* out,
unsigned int* outSz, const WOLFSSL_EVP_MD* evp,
WOLFSSL_ENGINE* eng);
WOLFSSL_API int wolfSSL_EVP_BytesToKey(const WOLFSSL_EVP_CIPHER*,
@ -496,8 +502,11 @@ typedef WOLFSSL_EVP_CIPHER_CTX EVP_CIPHER_CTX;
#define EVP_MD_CTX_cleanup wolfSSL_EVP_MD_CTX_cleanup
#define EVP_MD_CTX_md wolfSSL_EVP_MD_CTX_md
#define EVP_MD_CTX_type wolfSSL_EVP_MD_CTX_type
#define EVP_MD_CTX_size wolfSSL_EVP_MD_CTX_size
#define EVP_MD_CTX_block_size wolfSSL_EVP_MD_CTX_block_size
#define EVP_MD_type wolfSSL_EVP_MD_type
#define EVP_Digest wolfSSL_EVP_Digest
#define EVP_DigestInit wolfSSL_EVP_DigestInit
#define EVP_DigestInit_ex wolfSSL_EVP_DigestInit_ex
#define EVP_DigestUpdate wolfSSL_EVP_DigestUpdate