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Fenrir fix: Fixed error handling in client.c #288

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Fenrir fix: Fixed error handling in client.c #288

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15 changes: 9 additions & 6 deletions src/client/client.c
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Original file line number Diff line number Diff line change
Expand Up @@ -857,10 +857,11 @@ static void EarlyData(WOLFSSL_CTX* ctx, WOLFSSL* ssl, const char* msg,
{
int err;
int ret;
int written = 0;

do {
err = 0; /* reset error */
ret = wolfSSL_write_early_data(ssl, msg, msgSz, &msgSz);
ret = wolfSSL_write_early_data(ssl, msg, msgSz, &written);
if (ret <= 0) {
err = wolfSSL_get_error(ssl, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
Expand All @@ -872,15 +873,16 @@ static void EarlyData(WOLFSSL_CTX* ctx, WOLFSSL* ssl, const char* msg,
}
} while (err == WC_PENDING_E);
if (ret != msgSz) {
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printf("SSL_write_early_data msg error %d, %s\n", err,
wolfSSL_ERR_error_string(err, buffer));
err = wolfSSL_get_error(ssl, ret);
printf("SSL_write_early_data msg error %d, %s, wrote %d of %d\n",
err, wolfSSL_ERR_error_string(err, buffer), written, msgSz);
wolfSSL_free(ssl); ssl = NULL;
wolfSSL_CTX_free(ctx); ctx = NULL;
err_sys("SSL_write_early_data failed");
}
do {
err = 0; /* reset error */
ret = wolfSSL_write_early_data(ssl, msg, msgSz, &msgSz);
ret = wolfSSL_write_early_data(ssl, msg, msgSz, &written);
if (ret <= 0) {
err = wolfSSL_get_error(ssl, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
Expand All @@ -892,8 +894,9 @@ static void EarlyData(WOLFSSL_CTX* ctx, WOLFSSL* ssl, const char* msg,
}
} while (err == WC_PENDING_E);
if (ret != msgSz) {
printf("SSL_write_early_data msg error %d, %s\n", err,
wolfSSL_ERR_error_string(err, buffer));
err = wolfSSL_get_error(ssl, ret);
printf("SSL_write_early_data msg error %d, %s, wrote %d of %d\n",
err, wolfSSL_ERR_error_string(err, buffer), written, msgSz);
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wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
err_sys("SSL_write_early_data failed");
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