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Merge pull request #4880 from julek-wolfssl/plain-alert

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Detect if we are processing a plaintext alert
This commit is contained in:
David Garske
2022-02-22 10:11:08 -08:00
committed by GitHub
parent e8c9a413ca c5875cfc5a
commit fef8a57eb2
1 changed files with 12 additions and 13 deletions
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3
src/internal.c
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@ -16557,6 +16557,7 @@ static int DoAlert(WOLFSSL* ssl, byte* input, word32* inOutIdx, int* type)
READ_PROTO, ssl->heap); READ_PROTO, ssl->heap);
#endif #endif
if (IsEncryptionOn(ssl, 0)) {
#ifndef WOLFSSL_AEAD_ONLY #ifndef WOLFSSL_AEAD_ONLY
if (ssl->specs.cipher_type == block) { if (ssl->specs.cipher_type == block) {
if (ssl->options.tls1_1) if (ssl->options.tls1_1)
@ -16569,8 +16570,6 @@ static int DoAlert(WOLFSSL* ssl, byte* input, word32* inOutIdx, int* type)
ivExtra = AESGCM_EXP_IV_SZ; ivExtra = AESGCM_EXP_IV_SZ;
} }
dataSz -= ivExtra; dataSz -= ivExtra;
if (IsEncryptionOn(ssl, 0)) {
dataSz -= ssl->keys.padSz; dataSz -= ssl->keys.padSz;
#if defined(HAVE_ENCRYPT_THEN_MAC) && !defined(WOLFSSL_AEAD_ONLY) #if defined(HAVE_ENCRYPT_THEN_MAC) && !defined(WOLFSSL_AEAD_ONLY)
if (ssl->options.startedETMRead) if (ssl->options.startedETMRead)