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usock: add usock_port() for convenient use of numeric ports
[project/libubox.git]
/
usock.c
diff --git
a/usock.c
b/usock.c
index
04ed4ee
..
64eab9e
100644
(file)
--- a/
usock.c
+++ b/
usock.c
@@
-26,6
+26,7
@@
#include <errno.h>
#include <string.h>
#include <stdbool.h>
#include <errno.h>
#include <string.h>
#include <stdbool.h>
+#include <stdio.h>
#include "usock.h"
#include "usock.h"
@@
-101,6
+102,18
@@
static int usock_inet(int type, const char *host, const char *service, int sockt
return sock;
}
return sock;
}
+const char *usock_port(int port)
+{
+ static char buffer[sizeof("65535\0")];
+
+ if (port < 0 || port > 65535)
+ return NULL;
+
+ snprintf(buffer, sizeof(buffer), "%u", port);
+
+ return buffer;
+}
+
int usock(int type, const char *host, const char *service) {
int socktype = ((type & 0xff) == USOCK_TCP) ? SOCK_STREAM : SOCK_DGRAM;
bool server = !!(type & USOCK_SERVER);
int usock(int type, const char *host, const char *service) {
int socktype = ((type & 0xff) == USOCK_TCP) ? SOCK_STREAM : SOCK_DGRAM;
bool server = !!(type & USOCK_SERVER);