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Make errno in sock transparent

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Lorenz Stechauner
2023-01-02 17:03:39 +01:00
parent 51d85cc99f
commit 535e1add96
1 changed files with 6 additions and 2 deletions
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8
src/lib/sock.c
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@ -138,6 +138,7 @@ long sock_splice_chunked(sock *dst, sock *src, void *buf, unsigned long buf_len)
} }
int sock_close(sock *s) { int sock_close(sock *s) {
int e = errno;
if ((int) s->enc && s->ssl != NULL) { if ((int) s->enc && s->ssl != NULL) {
if (s->_last_ret >= 0) SSL_shutdown(s->ssl); if (s->_last_ret >= 0) SSL_shutdown(s->ssl);
SSL_free(s->ssl); SSL_free(s->ssl);
@ -146,13 +147,16 @@ int sock_close(sock *s) {
close(s->socket); close(s->socket);
s->socket = 0; s->socket = 0;
s->enc = 0; s->enc = 0;
errno = 0; errno = e;
return 0; return 0;
} }
int sock_check(sock *s) { int sock_check(sock *s) {
char buf; char buf;
return recv(s->socket, &buf, 1, MSG_PEEK | MSG_DONTWAIT) == 1; int e = errno;
long ret = recv(s->socket, &buf, 1, MSG_PEEK | MSG_DONTWAIT);
errno = e;
return ret == 1;
} }
int sock_poll(sock *sockets[], sock *ready[], sock *error[], int n_sock, int *n_ready, int *n_error, short events, int timeout_ms) { int sock_poll(sock *sockets[], sock *ready[], sock *error[], int n_sock, int *n_ready, int *n_error, short events, int timeout_ms) {