smugfs(4): new program

src/cmd/smugfs/tcp.c

@@ -0,0 +1,50 @@
+#include "a.h"
+
+struct Pfd
+{
+	int fd;
+};
+
+static Pfd*
+httpconnect(char *host)
+{
+	char buf[1024];
+	Pfd *pfd;
+	int fd;
+
+	snprint(buf, sizeof buf, "tcp!%s!http", host);
+	if((fd = dial(buf, nil, nil, nil)) < 0)
+		return nil;
+	pfd = emalloc(sizeof *pfd);
+	pfd->fd = fd;
+	return pfd;
+}
+
+static void
+httpclose(Pfd *pfd)
+{
+	if(pfd == nil)
+		return;
+	close(pfd->fd);
+	free(pfd);
+}
+
+static int
+httpwrite(Pfd *pfd, void *v, int n)
+{
+	return writen(pfd->fd, v, n);
+}
+
+static int
+httpread(Pfd *pfd, void *v, int n)
+{
+	return read(pfd->fd, v, n);
+}
+
+Protocol http = {
+	httpconnect,
+	httpread,
+	httpwrite,
+	httpclose,
+};
+