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deprecate mg_mkpipe()

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Sergio R. Caprile committed 2023-08-17 18:05:03 -03:00
1 parent 16bf9101aa
commit 7459d30a28
3 files changed
-139
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src/sock.c
-58
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@@ -418,64 +418,6 @@ static void accept_conn(struct mg_mgr *mgr, struct mg_connection *lsn) {
}
}
static bool mg_socketpair(MG_SOCKET_TYPE sp[2], union usa usa[2], bool udp) {
MG_SOCKET_TYPE sock;
socklen_t n = sizeof(usa[0].sin);
bool success = false;
sock = sp[0] = sp[1] = MG_INVALID_SOCKET;
(void) memset(&usa[0], 0, sizeof(usa[0]));
usa[0].sin.sin_family = AF_INET;
*(uint32_t *) &usa->sin.sin_addr = mg_htonl(0x7f000001U); // 127.0.0.1
usa[1] = usa[0];
if (udp && (sp[0] = socket(AF_INET, SOCK_DGRAM, 0)) != MG_INVALID_SOCKET &&
(sp[1] = socket(AF_INET, SOCK_DGRAM, 0)) != MG_INVALID_SOCKET &&
bind(sp[0], &usa[0].sa, n) == 0 && bind(sp[1], &usa[1].sa, n) == 0 &&
getsockname(sp[0], &usa[0].sa, &n) == 0 &&
getsockname(sp[1], &usa[1].sa, &n) == 0 &&
connect(sp[0], &usa[1].sa, n) == 0 &&
connect(sp[1], &usa[0].sa, n) == 0) {
success = true;
} else if (!udp &&
(sock = socket(AF_INET, SOCK_STREAM, 0)) != MG_INVALID_SOCKET &&
bind(sock, &usa[0].sa, n) == 0 &&
listen(sock, MG_SOCK_LISTEN_BACKLOG_SIZE) == 0 &&
getsockname(sock, &usa[0].sa, &n) == 0 &&
(sp[0] = socket(AF_INET, SOCK_STREAM, 0)) != MG_INVALID_SOCKET &&
connect(sp[0], &usa[0].sa, n) == 0 &&
(sp[1] = raccept(sock, &usa[1], &n)) != MG_INVALID_SOCKET) {
success = true;
}
if (success) {
mg_set_non_blocking_mode(sp[1]);
} else {
if (sp[0] != MG_INVALID_SOCKET) closesocket(sp[0]);
if (sp[1] != MG_INVALID_SOCKET) closesocket(sp[1]);
sp[0] = sp[1] = MG_INVALID_SOCKET;
}
if (sock != MG_INVALID_SOCKET) closesocket(sock);
return success;
}
int mg_mkpipe(struct mg_mgr *mgr, mg_event_handler_t fn, void *fn_data,
bool udp) {
union usa usa[2];
MG_SOCKET_TYPE sp[2] = {MG_INVALID_SOCKET, MG_INVALID_SOCKET};
struct mg_connection *c = NULL;
if (!mg_socketpair(sp, usa, udp)) {
MG_ERROR(("Cannot create socket pair"));
} else if ((c = mg_wrapfd(mgr, (int) sp[1], fn, fn_data)) == NULL) {
closesocket(sp[0]);
closesocket(sp[1]);
sp[0] = sp[1] = MG_INVALID_SOCKET;
} else {
tomgaddr(&usa[0], &c->rem, false);
MG_DEBUG(("%lu %p pipe %lu", c->id, c->fd, (unsigned long) sp[0]));
}
return (int) sp[0];
}
static bool can_read(const struct mg_connection *c) {
return c->is_full == false;
}