freshclam: use HTTP Range

git-svn: trunk@436

clamav-devel/AUTHORS

@@ -63,6 +63,7 @@ Michael Dankov <misha*btrc.ru>
 Alejandro Dubrovsky <s328940*student.uq.edu.au>
 Magnus Ekdahl <magnus*debian.org>
 Jason Englander <jason*englanders.cc>
+Tony Finch <dot*dotat.at>
 David Ford <david+cert*blue-labs.org>
 Michel Gaudet <Michel.Gaudet*ehess.fr>
 Philippe Gay <ph.gay*free.fr>

clamav-devel/ChangeLog

@@ -1,3 +1,8 @@
+Thu Mar 25 12:20:05 CET 2004 (tk)
+---------------------------------
+  * freshclam: use HTTP Range to limit data transfer for cvd headers
+	       (patch by Tony Finch <dot*dotat.at>)
+
 Wed Mar 24 09:19:12 GMT 2004 (njh)
 ----------------------------------
   * libclamav/blob.c:	Reduce the number of calls to cli_realloc, since realloc

clamav-devel/freshclam/manager.c

@@ -379,14 +379,16 @@ struct cl_cvd *remote_cvdhead(const char *file, int socketfd, const char *hostna
 	"User-Agent: "PACKAGE"/"VERSION"\r\n"
 	"Cache-Control: no-cache\r\n"
 	"Connection: close\r\n"
+	"Range: bytes=0-511\r\n"
 	"\r\n", (remotename != NULL)?remotename:"", file, hostname, (authorization != NULL)?authorization:"");
 #else
     snprintf(cmd, sizeof(cmd), "GET %s/%s HTTP/1.1\r\n"
-	     "Host: %s\r\n%s"
-	     "User-Agent: "PACKAGE"/"VERSION"\r\n"
-	     "Cache-Control: no-cache\r\n"
-	     "Connection: close\r\n"
-	     "\r\n", (remotename != NULL)?remotename:"", file, hostname, (authorization != NULL)?authorization:"");
+	"Host: %s\r\n%s"
+	"User-Agent: "PACKAGE"/"VERSION"\r\n"
+	"Cache-Control: no-cache\r\n"
+	"Connection: close\r\n"
+	"Range: bytes=0-511\r\n"
+	"\r\n", (remotename != NULL)?remotename:"", file, hostname, (authorization != NULL)?authorization:"");
 #endif
     write(socketfd, cmd, strlen(cmd));