ssh: WIP ssh proxy server

1 files changed, 29 insertions, 0 deletions

diff --git a/ssh/util.c b/ssh/util.c
new file mode 100644
index 0000000..a8f3c41
--- /dev/null
+++ b/ssh/util.c
@@ -0,0 +1,29 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "util.h"
+
+
+bool parse_host_port(const char *arg, const char **server_host, int *port) {
+	const char *ptr = strchr(arg, ':');
+	if (ptr == NULL) {
+		*server_host = arg;
+	} else {
+		size_t length = ptr - arg;
+		char *host = malloc(length + 1);
+		if (!host) {
+			fprintf(stderr, "Cannot allocate memory!\n");
+			exit(1);
+		}
+		memcpy(host, arg, length);
+		host[length] = '\0';
+		*server_host = host;
+
+		char *endp;
+		*port = strtol(ptr + 1, &endp, 10);
+		if (endp == ptr || *endp != '\0') {
+			return false;
+		}
+	}
+	return true;
+}