Initialise the winsock DLL

Windows wants us to initialise the networking DLL before we're allowed
to send data through a socket. Call WSASetup and WSACleanup if
GIT_WIN32 is defined.

Signed-off-by: Carlos Martín Nieto <carlos@cmartin.tk>

1 files changed, 20 insertions, 1 deletions

diff --git a/src/transport-http.c b/src/transport-http.c
index 70086adea..3ee4025f8 100644
--- a/src/transport-http.c
+++ b/src/transport-http.c
@@ -52,6 +52,9 @@ typedef struct {
 	enum last_cb last_cb;
 	char *content_type;
 	char *service;
+#ifdef GIT_WIN32
+	WSADATA wsd;
+#endif
 } transport_http;
 
 static int gen_request(git_buf *buf, const char *url, const char *host, const char *service)
@@ -76,7 +79,8 @@ static int gen_request(git_buf *buf, const char *url, const char *host, const ch
 static int do_connect(transport_http *t, const char *service)
 {
 	git_buf request = GIT_BUF_INIT;
-	int s = -1, error;
+	int error;
+	int s;
 	const char *url, *prefix;
 	char *host = NULL, *port = NULL;
 
@@ -362,6 +366,10 @@ static int http_close(git_transport *transport)
 	if (error < 0)
 		return git__throw(GIT_EOSERR, "Failed to close the socket: %s", strerror(errno));
 
+#ifdef GIT_WIN32
+	WSACleanup();
+#endif
+
 	return GIT_SUCCESS;
 }
 
@@ -388,6 +396,9 @@ static void http_free(git_transport *transport)
 int git_transport_http(git_transport **out)
 {
 	transport_http *t;
+#ifdef GIT_WIN32
+	int ret;
+#endif
 
 	t = git__malloc(sizeof(transport_http));
 	if (t == NULL)
@@ -402,5 +413,13 @@ int git_transport_http(git_transport **out)
 
 	*out = (git_transport *) t;
 
+#ifdef GIT_WIN32
+	ret = WSAStartup(MAKEWORD(2,2), &t->wsd);
+	if (ret != 0) {
+		http_free(*out);
+		return git__throw(GIT_EOSERR, "Winsock init failed");
+	}
+#endif
+
 	return GIT_SUCCESS;
 }