1 files changed, 35 insertions, 0 deletions
diff --git a/src/libhttpd/unallowed.c b/src/libhttpd/unallowed.c
new file mode 100644
index 00000000..ff50856f
--- /dev/null
+++ b/src/libhttpd/unallowed.c
@@ -0,0 +1,35 @@
+#include <u.h>
+#include <libc.h>
+#include <bin.h>
+#include <httpd.h>
+
+int
+hunallowed(HConnect *c, char *allowed)
+{
+	Hio *hout;
+	int n;
+
+	n = snprint(c->xferbuf, HBufSize, "<head><title>Method Not Allowed</title></head>\r\n"
+		"<body><h1>Method Not Allowed</h1>\r\n"
+		"You can't %s on <a href=\"%U\"> here</a>.<p></body>\r\n", c->req.meth, c->req.uri);
+
+	hout = &c->hout;
+	hprint(hout, "%s 405 Method Not Allowed\r\n", hversion);
+	hprint(hout, "Date: %D\r\n", time(nil));
+	hprint(hout, "Server: Plan9\r\n");
+	hprint(hout, "Content-Type: text/html\r\n");
+	hprint(hout, "Allow: %s\r\n", allowed);
+	hprint(hout, "Content-Length: %d\r\n", n);
+	if(c->head.closeit)
+		hprint(hout, "Connection: close\r\n");
+	else if(!http11(c))
+		hprint(hout, "Connection: Keep-Alive\r\n");
+	hprint(hout, "\r\n");
+
+	if(strcmp(c->req.meth, "HEAD") != 0)
+		hwrite(hout, c->xferbuf, n);
+
+	if(c->replog)
+		c->replog(c, "Reply: 405 Method Not Allowed\nReason: Method Not Allowed\n");
+	return hflush(hout);
+}