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mbedtls: populate mbedtls_gcm_update() output_length paramater

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This commit is contained in:
harshal.patil
2022-12-07 11:34:43 +05:30
parent b0a79bba7c
commit c15b36b9c4
2 changed files with 15 additions and 8 deletions
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11
components/mbedtls/port/aes/esp_aes_gcm.c
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@@ -425,6 +425,12 @@ int esp_aes_gcm_update( esp_gcm_context *ctx,
uint8_t nonce_counter[AES_BLOCK_BYTES] = {0};
uint8_t stream[AES_BLOCK_BYTES] = {0};
if (!output_length) {
ESP_LOGE(TAG, "No output length supplied");
return -1;
}
*output_length = input_length;
if (!ctx) {
ESP_LOGE(TAG, "No GCM context supplied");
return -1;
@@ -543,6 +549,7 @@ static int esp_aes_gcm_crypt_and_tag_partial_hw( esp_gcm_context *ctx,
unsigned char *tag )
{
int ret = 0;
size_t olen;
if ( ( ret = esp_aes_gcm_starts( ctx, mode, iv, iv_len ) ) != 0 ) {
return ( ret );
@@ -552,11 +559,11 @@ static int esp_aes_gcm_crypt_and_tag_partial_hw( esp_gcm_context *ctx,
return ( ret );
}
if ( ( ret = esp_aes_gcm_update( ctx, input, length, output, 0, NULL ) ) != 0 ) {
if ( ( ret = esp_aes_gcm_update( ctx, input, length, output, 0, &olen ) ) != 0 ) {
return ( ret );
}
if ( ( ret = esp_aes_gcm_finish( ctx, output, 0, NULL, tag, tag_len ) ) != 0 ) {
if ( ( ret = esp_aes_gcm_finish( ctx, output, 0, &olen, tag, tag_len ) ) != 0 ) {
return ( ret );
}