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(ctx->gcmBuffer != NULL && ctx->gcmBufferLen == 0)

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This commit is contained in:
Takashi Kojo
2020-11-16 10:44:50 +09:00
parent e9f0cb234b
commit 10380c6850
2 changed files with 2 additions and 2 deletions
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2
tests/api.c
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@ -37336,7 +37336,7 @@ static void test_wolfssl_EVP_aes_gcm_zeroLen()
AssertIntEQ(1, EVP_EncryptInit_ex(en, EVP_aes_256_gcm(), NULL, key, iv));
AssertIntEQ(1, EVP_CIPHER_CTX_ctrl(en, EVP_CTRL_GCM_SET_IVLEN, ivSz, NULL));
AssertIntEQ(1, EVP_EncryptUpdate(en, NULL, &ciphertxtSz , plaintxt, plaintxtSz));
AssertIntEQ(1, EVP_EncryptUpdate(en, ciphertxt, &ciphertxtSz , plaintxt, plaintxtSz));
AssertIntEQ(1, EVP_EncryptFinal_ex(en, ciphertxt, &len));
ciphertxtSz += len;
AssertIntEQ(1, EVP_CIPHER_CTX_ctrl(en, EVP_CTRL_GCM_GET_TAG, 16, tag));

2
wolfcrypt/src/evp.c
View File

@ -771,7 +771,7 @@ int wolfSSL_EVP_CipherFinal(WOLFSSL_EVP_CIPHER_CTX *ctx,
case AES_192_GCM_TYPE:
case AES_256_GCM_TYPE:
if ((ctx->gcmBuffer && ctx->gcmBufferLen > 0)
|| (ctx->gcmBuffer == NULL && ctx->gcmBufferLen == 0)) {
|| (ctx->gcmBufferLen == 0)) {
ret = 0;
if (ctx->gcmAuthIn) {
/* authenticated, non-confidential data*/