Add a function to (re)build a HTTP request or response into an sbuf.

Enable Id keyword


git-svn-id: http://www.varnish-cache.org/svn/trunk@120 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishd/cache.h

@@ -3,6 +3,7 @@
  */
 
 struct event_base;
+struct sbuf;
 
 #ifdef EV_TIMEOUT
 struct worker {
@@ -27,6 +28,7 @@ void VBE_ClosedFd(void *ptr);
 /* cache_httpd.c */
 void HttpdAnalyze(struct sess *sp, int rr);
 void HttpdGetHead(struct sess *sp, struct event_base *eb, sesscb_f *func);
+void HttpdBuildSbuf(int resp, int filter, struct sbuf *sb, struct sess *sp);
 
 /* cache_main.c */
 pthread_mutex_t	sessmtx;

bin/varnishd/cache_httpd.c

@@ -12,6 +12,7 @@
 #include <pthread.h>
 #include <ctype.h>
 #include <event.h>
+#include <sbuf.h>
 
 #include "libvarnish.h"
 #include "shmlog.h"
@@ -181,3 +182,40 @@ HttpdGetHead(struct sess *sp, struct event_base *eb, sesscb_f *func)
         event_base_set(eb, sp->rd_e);
         event_add(sp->rd_e, NULL);      /* XXX: timeout */
 }
+
+/*--------------------------------------------------------------------*/
+
+void
+HttpdBuildSbuf(int resp, int filter, struct sbuf *sb, struct sess *sp)
+{
+
+	sbuf_clear(sb);
+	assert(sb != NULL);
+	if (resp) {
+		sbuf_cat(sb, sp->http.proto);
+		sbuf_cat(sb, " ");
+		sbuf_cat(sb, sp->http.status);
+		sbuf_cat(sb, " ");
+		sbuf_cat(sb, sp->http.response);
+	} else {
+		sbuf_cat(sb, sp->http.req);
+		sbuf_cat(sb, " ");
+		sbuf_cat(sb, sp->http.url);
+		sbuf_cat(sb, " ");
+		sbuf_cat(sb, sp->http.proto);
+	}
+	sbuf_cat(sb, "\r\n");
+#define HTTPH(a, b, c, d, e, f, g) 				\
+	do {							\
+		if ((!filter || d) && sp->http.b != NULL) {	\
+			sbuf_cat(sb, a ": ");			\
+			sbuf_cat(sb, sp->http.b);		\
+			sbuf_cat(sb, "\r\n");			\
+		}						\
+	} while (0);
+#include "http_headers.h"
+#undef HTTPH
+	sbuf_cat(sb, "\r\n");
+	sbuf_finish(sb);
+
+}