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Shorten variable names

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This commit is contained in:
Andras Fekete
2023-01-04 20:29:14 -05:00
parent af2c5cf18b
commit 51f3386d60
3 changed files with 101 additions and 101 deletions
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2
tests/api.c
View File

@ -46081,7 +46081,7 @@ static int test_evp_cipher_aes_gcm(void)
/*
* The call to EVP_CipherInit below (with NULL key) should clear the
* gcmccmIvGenEnable flag set by EVP_CTRL_GCM_SET_IV_FIXED. As such, a
* ivGenEnable flag set by EVP_CTRL_GCM_SET_IV_FIXED. As such, a
* subsequent EVP_CTRL_GCM_IV_GEN should fail. This matches OpenSSL
* behavior.
*/

188
wolfcrypt/src/evp.c
View File

@ -584,12 +584,12 @@ static int evpCipherBlock(WOLFSSL_EVP_CIPHER_CTX *ctx,
static int wolfSSL_EVP_CipherUpdate_GCM_AAD(WOLFSSL_EVP_CIPHER_CTX *ctx,
const unsigned char *in, int inl) {
if (in && inl > 0) {
byte* tmp = (byte*)XREALLOC(ctx->gcmccmAuthIn,
ctx->gcmccmAuthInSz + inl, NULL, DYNAMIC_TYPE_OPENSSL);
byte* tmp = (byte*)XREALLOC(ctx->authIn,
ctx->authInSz + inl, NULL, DYNAMIC_TYPE_OPENSSL);
if (tmp) {
ctx->gcmccmAuthIn = tmp;
XMEMCPY(ctx->gcmccmAuthIn + ctx->gcmccmAuthInSz, in, inl);
ctx->gcmccmAuthInSz += inl;
ctx->authIn = tmp;
XMEMCPY(ctx->authIn + ctx->authInSz, in, inl);
ctx->authInSz += inl;
}
else {
WOLFSSL_MSG("realloc error");
@ -612,13 +612,13 @@ static int wolfSSL_EVP_CipherUpdate_GCM(WOLFSSL_EVP_CIPHER_CTX *ctx,
/* Buffer input for one-shot API */
if (inl > 0) {
byte* tmp;
tmp = (byte*)XREALLOC(ctx->gcmccmBuffer,
ctx->gcmccmBufferLen + inl, NULL,
tmp = (byte*)XREALLOC(ctx->buffer,
ctx->bufferLen + inl, NULL,
DYNAMIC_TYPE_OPENSSL);
if (tmp) {
XMEMCPY(tmp + ctx->gcmccmBufferLen, in, inl);
ctx->gcmccmBufferLen += inl;
ctx->gcmccmBuffer = tmp;
XMEMCPY(tmp + ctx->bufferLen, in, inl);
ctx->bufferLen += inl;
ctx->buffer = tmp;
*outl = 0;
}
else {
@ -677,12 +677,12 @@ static int wolfSSL_EVP_CipherUpdate_GCM(WOLFSSL_EVP_CIPHER_CTX *ctx,
static int wolfSSL_EVP_CipherUpdate_CCM_AAD(WOLFSSL_EVP_CIPHER_CTX *ctx,
const unsigned char *in, int inl) {
if (in && inl > 0) {
byte* tmp = (byte*)XREALLOC(ctx->gcmccmAuthIn,
ctx->gcmccmAuthInSz + inl, NULL, DYNAMIC_TYPE_OPENSSL);
byte* tmp = (byte*)XREALLOC(ctx->authIn,
ctx->authInSz + inl, NULL, DYNAMIC_TYPE_OPENSSL);
if (tmp) {
ctx->gcmccmAuthIn = tmp;
XMEMCPY(ctx->gcmccmAuthIn + ctx->gcmccmAuthInSz, in, inl);
ctx->gcmccmAuthInSz += inl;
ctx->authIn = tmp;
XMEMCPY(ctx->authIn + ctx->authInSz, in, inl);
ctx->authInSz += inl;
}
else {
WOLFSSL_MSG("realloc error");
@ -703,13 +703,13 @@ static int wolfSSL_EVP_CipherUpdate_CCM(WOLFSSL_EVP_CIPHER_CTX *ctx,
/* Buffer input for one-shot API */
if (inl > 0) {
byte* tmp;
tmp = (byte*)XREALLOC(ctx->gcmccmBuffer,
ctx->gcmccmBufferLen + inl, NULL,
tmp = (byte*)XREALLOC(ctx->buffer,
ctx->bufferLen + inl, NULL,
DYNAMIC_TYPE_OPENSSL);
if (tmp) {
XMEMCPY(tmp + ctx->gcmccmBufferLen, in, inl);
ctx->gcmccmBufferLen += inl;
ctx->gcmccmBuffer = tmp;
XMEMCPY(tmp + ctx->bufferLen, in, inl);
ctx->bufferLen += inl;
ctx->buffer = tmp;
*outl = 0;
}
else {
@ -957,36 +957,36 @@ int wolfSSL_EVP_CipherFinal(WOLFSSL_EVP_CIPHER_CTX *ctx, unsigned char *out,
case AES_192_GCM_TYPE:
case AES_256_GCM_TYPE:
#ifndef WOLFSSL_AESGCM_STREAM
if ((ctx->gcmccmBuffer && ctx->gcmccmBufferLen > 0)
|| (ctx->gcmccmBufferLen == 0)) {
if ((ctx->buffer && ctx->bufferLen > 0)
|| (ctx->bufferLen == 0)) {
if (ctx->enc)
ret = wc_AesGcmEncrypt(&ctx->cipher.aes, out,
ctx->gcmccmBuffer, ctx->gcmccmBufferLen,
ctx->buffer, ctx->bufferLen,
ctx->iv, ctx->ivSz, ctx->authTag, ctx->authTagSz,
ctx->gcmccmAuthIn, ctx->gcmccmAuthInSz);
ctx->authIn, ctx->authInSz);
else
ret = wc_AesGcmDecrypt(&ctx->cipher.aes, out,
ctx->gcmccmBuffer, ctx->gcmccmBufferLen,
ctx->buffer, ctx->bufferLen,
ctx->iv, ctx->ivSz, ctx->authTag, ctx->authTagSz,
ctx->gcmccmAuthIn, ctx->gcmccmAuthInSz);
ctx->authIn, ctx->authInSz);
if (ret == 0) {
ret = WOLFSSL_SUCCESS;
*outl = ctx->gcmccmBufferLen;
*outl = ctx->bufferLen;
}
else {
ret = WOLFSSL_FAILURE;
*outl = 0;
}
XFREE(ctx->gcmccmBuffer, NULL, DYNAMIC_TYPE_OPENSSL);
ctx->gcmccmBuffer = NULL;
ctx->gcmccmBufferLen = 0;
XFREE(ctx->buffer, NULL, DYNAMIC_TYPE_OPENSSL);
ctx->buffer = NULL;
ctx->bufferLen = 0;
if (ctx->gcmccmIncIv) {
if (ctx->incIv) {
IncCtr((byte*)ctx->cipher.aes.reg,
ctx->cipher.aes.nonceSz);
ctx->gcmccmIncIv = 0;
ctx->incIv = 0;
}
}
else {
@ -1002,7 +1002,7 @@ int wolfSSL_EVP_CipherFinal(WOLFSSL_EVP_CIPHER_CTX *ctx, unsigned char *out,
else {
ret = wc_AesGcmDecryptFinal(&ctx->cipher.aes, ctx->authTag,
ctx->authTagSz);
if (ctx->gcmccmIncIv) {
if (ctx->incIv) {
IncCtr((byte*)ctx->cipher.aes.reg, ctx->cipher.aes.nonceSz);
}
}
@ -1023,8 +1023,8 @@ int wolfSSL_EVP_CipherFinal(WOLFSSL_EVP_CIPHER_CTX *ctx, unsigned char *out,
}
#endif /* WOLFSSL_AESGCM_STREAM */
if (ret == WOLFSSL_SUCCESS) {
if (ctx->gcmccmIncIv) {
ctx->gcmccmIncIv = 0;
if (ctx->incIv) {
ctx->incIv = 0;
}
else {
/* Clear IV, since IV reuse is not recommended for AES GCM. */
@ -1042,44 +1042,44 @@ int wolfSSL_EVP_CipherFinal(WOLFSSL_EVP_CIPHER_CTX *ctx, unsigned char *out,
case AES_128_CCM_TYPE:
case AES_192_CCM_TYPE:
case AES_256_CCM_TYPE:
if ((ctx->gcmccmBuffer && ctx->gcmccmBufferLen > 0)
|| (ctx->gcmccmBufferLen == 0)) {
if ((ctx->buffer && ctx->bufferLen > 0)
|| (ctx->bufferLen == 0)) {
if (ctx->enc)
ret = wc_AesCcmEncrypt(&ctx->cipher.aes, out,
ctx->gcmccmBuffer, ctx->gcmccmBufferLen,
ctx->buffer, ctx->bufferLen,
ctx->iv, ctx->ivSz, ctx->authTag, ctx->authTagSz,
ctx->gcmccmAuthIn, ctx->gcmccmAuthInSz);
ctx->authIn, ctx->authInSz);
else
ret = wc_AesCcmDecrypt(&ctx->cipher.aes, out,
ctx->gcmccmBuffer, ctx->gcmccmBufferLen,
ctx->buffer, ctx->bufferLen,
ctx->iv, ctx->ivSz, ctx->authTag, ctx->authTagSz,
ctx->gcmccmAuthIn, ctx->gcmccmAuthInSz);
ctx->authIn, ctx->authInSz);
if (ret == 0) {
ret = WOLFSSL_SUCCESS;
*outl = ctx->gcmccmBufferLen;
*outl = ctx->bufferLen;
}
else {
ret = WOLFSSL_FAILURE;
*outl = 0;
}
XFREE(ctx->gcmccmBuffer, NULL, DYNAMIC_TYPE_OPENSSL);
ctx->gcmccmBuffer = NULL;
ctx->gcmccmBufferLen = 0;
XFREE(ctx->buffer, NULL, DYNAMIC_TYPE_OPENSSL);
ctx->buffer = NULL;
ctx->bufferLen = 0;
if (ctx->gcmccmIncIv) {
if (ctx->incIv) {
IncCtr((byte*)ctx->cipher.aes.reg,
ctx->cipher.aes.nonceSz);
ctx->gcmccmIncIv = 0;
ctx->incIv = 0;
}
}
else {
*outl = 0;
}
if (ret == WOLFSSL_SUCCESS) {
if (ctx->gcmccmIncIv) {
ctx->gcmccmIncIv = 0;
if (ctx->incIv) {
ctx->incIv = 0;
}
else {
/* Clear IV, since IV reuse is not recommended for AES CCM. */
@ -1184,7 +1184,7 @@ int wolfSSL_EVP_CipherFinal(WOLFSSL_EVP_CIPHER_CTX *ctx, unsigned char *out,
ctx->cipherType == AES_256_CCM_TYPE
#endif
) {
tmp = ctx->gcmccmIvGenEnable;
tmp = ctx->ivGenEnable;
}
#endif
@ -1205,7 +1205,7 @@ int wolfSSL_EVP_CipherFinal(WOLFSSL_EVP_CIPHER_CTX *ctx, unsigned char *out,
ctx->cipherType == AES_256_CCM_TYPE
#endif
) {
ctx->gcmccmIvGenEnable = tmp;
ctx->ivGenEnable = tmp;
}
#endif
}
@ -5866,7 +5866,7 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD* type)
* command be issued before a EVP_CTRL_GCM_IV_GEN command.
* This flag is used to enforce that.
*/
ctx->gcmccmIvGenEnable = 1;
ctx->ivGenEnable = 1;
}
#endif
#endif /* !WC_NO_RNG */
@ -5883,7 +5883,7 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD* type)
case EVP_CTRL_GCM_IV_GEN:
if ((ctx->flags & WOLFSSL_EVP_CIPH_FLAG_AEAD_CIPHER) == 0)
break;
if (!ctx->gcmccmIvGenEnable) {
if (!ctx->ivGenEnable) {
WOLFSSL_MSG("Must use EVP_CTRL_AEAD_SET_IV_FIXED before "
"EVP_CTRL_GCM_IV_GEN");
break;
@ -5911,7 +5911,7 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD* type)
* The gcmIncIV flag indicates that the IV should be incremented
* after the next cipher operation.
*/
ctx->gcmccmIncIv = 1;
ctx->incIv = 1;
ret = WOLFSSL_SUCCESS;
break;
#endif /* HAVE_AESGCM && !_WIN32 && !HAVE_SELFTEST && (!HAVE_FIPS ||
@ -6004,18 +6004,18 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD* type)
#endif
ctx->keyLen = 0;
#if defined(HAVE_AESGCM) || defined(HAVE_AESCCM)
if (ctx->gcmccmBuffer) {
XFREE(ctx->gcmccmBuffer, NULL, DYNAMIC_TYPE_OPENSSL);
ctx->gcmccmBuffer = NULL;
if (ctx->buffer) {
XFREE(ctx->buffer, NULL, DYNAMIC_TYPE_OPENSSL);
ctx->buffer = NULL;
}
ctx->gcmccmBufferLen = 0;
if (ctx->gcmccmAuthIn) {
XFREE(ctx->gcmccmAuthIn, NULL, DYNAMIC_TYPE_OPENSSL);
ctx->gcmccmAuthIn = NULL;
ctx->bufferLen = 0;
if (ctx->authIn) {
XFREE(ctx->authIn, NULL, DYNAMIC_TYPE_OPENSSL);
ctx->authIn = NULL;
}
ctx->gcmccmAuthInSz = 0;
ctx->gcmccmIvGenEnable = 0;
ctx->gcmccmIncIv = 0;
ctx->authInSz = 0;
ctx->ivGenEnable = 0;
ctx->incIv = 0;
#endif
}
@ -6134,11 +6134,11 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD* type)
{
int ret = WOLFSSL_SUCCESS;
if (ctx->gcmccmAuthIn) {
XFREE(ctx->gcmccmAuthIn, NULL, DYNAMIC_TYPE_OPENSSL);
ctx->gcmccmAuthIn = NULL;
if (ctx->authIn) {
XFREE(ctx->authIn, NULL, DYNAMIC_TYPE_OPENSSL);
ctx->authIn = NULL;
}
ctx->gcmccmAuthInSz = 0;
ctx->authInSz = 0;
ctx->block_size = AES_BLOCK_SIZE;
ctx->authTagSz = AES_BLOCK_SIZE;
@ -6210,7 +6210,7 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD* type)
* If a key is provided, the flag retains its value.
*/
if (ret == WOLFSSL_SUCCESS && key == NULL) {
ctx->gcmccmIvGenEnable = 0;
ctx->ivGenEnable = 0;
}
return ret;
@ -6230,19 +6230,19 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD* type)
if (ctx->enc) {
ret = wc_AesGcmEncrypt(&ctx->cipher.aes, dst, src,
len, ctx->iv, ctx->ivSz, ctx->authTag,
ctx->authTagSz, ctx->gcmccmAuthIn,
ctx->gcmccmAuthInSz);
ctx->authTagSz, ctx->authIn,
ctx->authInSz);
}
else {
ret = wc_AesGcmDecrypt(&ctx->cipher.aes, dst, src,
len, ctx->iv, ctx->ivSz, ctx->authTag,
ctx->authTagSz, ctx->gcmccmAuthIn,
ctx->gcmccmAuthInSz);
ctx->authTagSz, ctx->authIn,
ctx->authInSz);
}
if (ctx->gcmccmIncIv) {
if (ctx->incIv) {
IncCtr((byte*)ctx->cipher.aes.reg,
ctx->cipher.aes.nonceSz);
ctx->gcmccmIncIv = 0;
ctx->incIv = 0;
}
}
#else
@ -6291,7 +6291,7 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD* type)
/* Calculate authentication tag and compare. */
ret = wc_AesGcmDecryptFinal(&ctx->cipher.aes,
ctx->authTag, ctx->authTagSz);
if (ctx->gcmccmIncIv) {
if (ctx->incIv) {
IncCtr((byte*)ctx->cipher.aes.reg,
ctx->cipher.aes.nonceSz);
}
@ -6303,7 +6303,7 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD* type)
WOLFSSL_MSG("wc_AesGcmInit failed");
return WOLFSSL_FATAL_ERROR;
}
ctx->gcmccmIncIv = 0;
ctx->incIv = 0;
}
#endif /* WOLFSSL_AESGCM_STREAM */
if (src == NULL) {
@ -6311,10 +6311,10 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD* type)
* Clear any leftover AAD on final (final is when src is
* NULL).
*/
if (ctx->gcmccmAuthIn != NULL) {
XMEMSET(ctx->gcmccmAuthIn, 0, ctx->gcmccmAuthInSz);
if (ctx->authIn != NULL) {
XMEMSET(ctx->authIn, 0, ctx->authInSz);
}
ctx->gcmccmAuthInSz = 0;
ctx->authInSz = 0;
}
if (ret == 0) {
ret = len;
@ -6334,11 +6334,11 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD* type)
{
int ret = WOLFSSL_SUCCESS;
if (ctx->gcmccmAuthIn) {
XFREE(ctx->gcmccmAuthIn, NULL, DYNAMIC_TYPE_OPENSSL);
ctx->gcmccmAuthIn = NULL;
if (ctx->authIn) {
XFREE(ctx->authIn, NULL, DYNAMIC_TYPE_OPENSSL);
ctx->authIn = NULL;
}
ctx->gcmccmAuthInSz = 0;
ctx->authInSz = 0;
ctx->block_size = AES_BLOCK_SIZE;
ctx->authTagSz = AES_BLOCK_SIZE;
@ -6394,7 +6394,7 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD* type)
* If a key is provided, the flag retains its value.
*/
if (ret == WOLFSSL_SUCCESS && key == NULL) {
ctx->gcmccmIvGenEnable = 0;
ctx->ivGenEnable = 0;
}
return ret;
@ -6413,19 +6413,19 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD* type)
if (ctx->enc) {
ret = wc_AesCcmEncrypt(&ctx->cipher.aes, dst, src,
len, ctx->iv, ctx->ivSz, ctx->authTag,
ctx->authTagSz, ctx->gcmccmAuthIn,
ctx->gcmccmAuthInSz);
ctx->authTagSz, ctx->authIn,
ctx->authInSz);
}
else {
ret = wc_AesCcmDecrypt(&ctx->cipher.aes, dst, src,
len, ctx->iv, ctx->ivSz, ctx->authTag,
ctx->authTagSz, ctx->gcmccmAuthIn,
ctx->gcmccmAuthInSz);
ctx->authTagSz, ctx->authIn,
ctx->authInSz);
}
if (ctx->gcmccmIncIv) {
if (ctx->incIv) {
IncCtr((byte*)ctx->cipher.aes.reg,
ctx->cipher.aes.nonceSz);
ctx->gcmccmIncIv = 0;
ctx->incIv = 0;
}
}
if (src == NULL) {
@ -6433,10 +6433,10 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD* type)
* Clear any leftover AAD on final (final is when src is
* NULL).
*/
if (ctx->gcmccmAuthIn != NULL) {
XMEMSET(ctx->gcmccmAuthIn, 0, ctx->gcmccmAuthInSz);
if (ctx->authIn != NULL) {
XMEMSET(ctx->authIn, 0, ctx->authInSz);
}
ctx->gcmccmAuthInSz = 0;
ctx->authInSz = 0;
}
if (ret == 0) {
ret = len;

12
wolfssl/openssl/evp.h
View File

@ -436,10 +436,10 @@ struct WOLFSSL_EVP_CIPHER_CTX {
#define HAVE_WOLFSSL_EVP_CIPHER_CTX_IV
int ivSz;
#if defined(HAVE_AESGCM) || defined(HAVE_AESCCM)
byte* gcmccmBuffer;
int gcmccmBufferLen;
byte* gcmccmAuthIn;
int gcmccmAuthInSz;
byte* buffer;
int bufferLen;
byte* authIn;
int authInSz;
#endif
#if defined(HAVE_CHACHA) && defined(HAVE_POLY1305)
byte* key; /* used in partial Init()s */
@ -453,8 +453,8 @@ struct WOLFSSL_EVP_CIPHER_CTX {
int authTagSz;
#endif
#if defined(HAVE_AESGCM) || defined(HAVE_AESCCM)
byte gcmccmIvGenEnable:1;
byte gcmccmIncIv:1;
byte ivGenEnable:1;
byte incIv:1;
#endif
#endif
};