From: wessels <>
Date: Thu, 9 Nov 2000 10:09:47 +0000 (+0000)
Subject: DW:
X-Git-Tag: SQUID_3_0_PRE1~1781
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=49ff0930328b7ab976e8e2fa86cf1dc1a956891d;p=thirdparty%2Fsquid.git

DW:
 - Adding max-stale cache-control directive.
---

diff --git a/src/HttpHdrCc.cc b/src/HttpHdrCc.cc
index 80e7d99383..ef6836cf4b 100644
--- a/src/HttpHdrCc.cc
+++ b/src/HttpHdrCc.cc
@@ -1,6 +1,6 @@
 
 /*
- * $Id: HttpHdrCc.cc,v 1.20 2000/03/06 16:23:27 wessels Exp $
+ * $Id: HttpHdrCc.cc,v 1.21 2000/11/09 03:09:47 wessels Exp $
  *
  * DEBUG: section 65    HTTP Cache Control Header
  * AUTHOR: Alex Rousskov
@@ -48,6 +48,7 @@ static const HttpHeaderFieldAttrs CcAttrs[CC_ENUM_END] =
     {"only-if-cached", CC_ONLY_IF_CACHED},
     {"max-age", CC_MAX_AGE},
     {"s-maxage", CC_S_MAXAGE},
+    {"max-stale", CC_MAX_STALE},
     {"Other,", CC_OTHER}	/* ',' will protect from matches */
 };
 HttpHeaderFieldInfo *CcFieldsInfo = NULL;
@@ -77,7 +78,7 @@ HttpHdrCc *
 httpHdrCcCreate(void)
 {
     HttpHdrCc *cc = memAllocate(MEM_HTTP_HDR_CC);
-    cc->max_age = cc->s_maxage = -1;
+    cc->max_age = cc->s_maxage = cc->max_stale = -1;
     return cc;
 }
 
@@ -140,6 +141,12 @@ httpHdrCcParseInit(HttpHdrCc * cc, const String * str)
 		EBIT_CLR(cc->mask, type);
 	    }
 	    break;
+	case CC_MAX_STALE:
+	    if (!p || !httpHeaderParseInt(p, &cc->max_stale)) {
+		debug(65, 2) ("cc: max-stale directive is valid without value\n");
+		cc->max_stale = -1;
+	    }
+	    break;
 	default:
 	    /* note that we ignore most of '=' specs */
 	    break;
@@ -164,6 +171,7 @@ httpHdrCcDup(const HttpHdrCc * cc)
     dup->mask = cc->mask;
     dup->max_age = cc->max_age;
     dup->s_maxage = cc->s_maxage;
+    dup->max_stale = cc->max_stale;
     return dup;
 }
 
@@ -186,6 +194,9 @@ httpHdrCcPackInto(const HttpHdrCc * cc, Packer * p)
 	    if (flag == CC_S_MAXAGE)
 		packerPrintf(p, "=%d", (int) cc->s_maxage);
 
+	    if (flag == CC_MAX_STALE)
+		packerPrintf(p, "=%d", (int) cc->max_stale);
+
 	    pcount++;
 	}
     }
@@ -199,6 +210,8 @@ httpHdrCcJoinWith(HttpHdrCc * cc, const HttpHdrCc * new_cc)
 	cc->max_age = new_cc->max_age;
     if (cc->s_maxage < 0)
 	cc->s_maxage = new_cc->s_maxage;
+    if (cc->max_stale < 0)
+	cc->max_stale = new_cc->max_stale;
     cc->mask |= new_cc->mask;
 }
 
diff --git a/src/enums.h b/src/enums.h
index fa75ef5071..de796a203f 100644
--- a/src/enums.h
+++ b/src/enums.h
@@ -1,6 +1,6 @@
 
 /*
- * $Id: enums.h,v 1.174 2000/10/17 08:06:03 adrian Exp $
+ * $Id: enums.h,v 1.175 2000/11/09 03:09:47 wessels Exp $
  *
  *
  * SQUID Internet Object Cache  http://squid.nlanr.net/Squid/
@@ -231,7 +231,6 @@ typedef enum {
     HDR_ENUM_END
 } http_hdr_type;
 
-/* server cache-control */
 typedef enum {
     CC_PUBLIC,
     CC_PRIVATE,
@@ -242,6 +241,7 @@ typedef enum {
     CC_PROXY_REVALIDATE,
     CC_MAX_AGE,
     CC_S_MAXAGE,
+    CC_MAX_STALE,
     CC_ONLY_IF_CACHED,
     CC_OTHER,
     CC_ENUM_END
diff --git a/src/structs.h b/src/structs.h
index 6738ba2e92..4a31e709c0 100644
--- a/src/structs.h
+++ b/src/structs.h
@@ -1,6 +1,6 @@
 
 /*
- * $Id: structs.h,v 1.358 2000/11/01 04:03:15 wessels Exp $
+ * $Id: structs.h,v 1.359 2000/11/09 03:09:47 wessels Exp $
  *
  *
  * SQUID Internet Object Cache  http://squid.nlanr.net/Squid/
@@ -675,6 +675,7 @@ struct _HttpHdrCc {
     int mask;
     int max_age;
     int s_maxage;
+    int max_stale;
 };
 
 /* http byte-range-spec */