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Handle MBEDTLS_ERR_NET_CONN_RESET errors

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James Hilliard committed 2022-04-04 17:17:17 -06:00
1 parent 0ed64707f3
commit 3ec17c41be
3 files changed
+46 -12
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src/tls_mbed.c
+13 -6
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@@ -24,15 +24,19 @@ void mg_tls_free(struct mg_connection *c) {
}
bool mg_sock_would_block(void);
bool mg_sock_conn_reset(void);
static int mg_net_send(void *ctx, const unsigned char *buf, size_t len) {
struct mg_connection *c = (struct mg_connection *) ctx;
int fd = (int) (size_t) c->fd;
int n = (int) send(fd, buf, len, 0);
MG_VERBOSE(("%lu n=%d, errno=%d", c->id, n, errno));
if (n > 0) return n;
if (n < 0 && mg_sock_would_block()) return MBEDTLS_ERR_SSL_WANT_WRITE;
return MBEDTLS_ERR_NET_SEND_FAILED;
if (n < 0) {
if (mg_sock_would_block()) return MBEDTLS_ERR_SSL_WANT_WRITE;
if (mg_sock_conn_reset()) return MBEDTLS_ERR_NET_CONN_RESET;
return MBEDTLS_ERR_NET_SEND_FAILED;
}
return n;
}
static int mg_net_recv(void *ctx, unsigned char *buf, size_t len) {
@@ -40,9 +44,12 @@ static int mg_net_recv(void *ctx, unsigned char *buf, size_t len) {
int n, fd = (int) (size_t) c->fd;
n = (int) recv(fd, buf, len, 0);
MG_VERBOSE(("%lu n=%d, errno=%d", c->id, n, errno));
if (n > 0) return n;
if (n < 0 && mg_sock_would_block()) return MBEDTLS_ERR_SSL_WANT_READ;
return MBEDTLS_ERR_NET_RECV_FAILED;
if (n < 0) {
if (mg_sock_would_block()) return MBEDTLS_ERR_SSL_WANT_READ;
if (mg_sock_conn_reset()) return MBEDTLS_ERR_NET_CONN_RESET;
return MBEDTLS_ERR_NET_RECV_FAILED;
}
return n;
}
void mg_tls_handshake(struct mg_connection *c) {