From e04151ed76a04613221d8a6ef6079645ee230844 Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Sat, 15 Sep 2007 21:14:12 +0000
Subject: [PATCH] Michal Marek made libcurl automatically append ";type=<a|i>"
 when using HTTP proxies for FTP urls.

---
 CHANGES            |  7 +++++++
 RELEASE-NOTES      |  4 ++--
 lib/http.c         | 21 ++++++++++++++++++++-
 tests/data/test208 |  2 +-
 tests/data/test79  |  2 +-
 5 files changed, 31 insertions(+), 5 deletions(-)

diff --git a/CHANGES b/CHANGES
index 4b07521c0..361e81662 100644
--- a/CHANGES
+++ b/CHANGES
@@ -6,6 +6,13 @@
 
                                   Changelog
 
+Daniel S (15 September 2007)
+- Michal Marek made libcurl automatically append ";type=<a|i>" when using HTTP
+  proxies for FTP urls.
+
+- Günter Knauf fixed LDAP builds in the Windows makefiles and fixed LDAPv3
+  support on Windows.
+
 Dan F (13 September 2007)
 - Added LDAPS, SCP and SFTP to curl-config --protocols. Removed and
   fixed some AC_SUBST configure entries.
diff --git a/RELEASE-NOTES b/RELEASE-NOTES
index be3e7aff6..1fbc6f12f 100644
--- a/RELEASE-NOTES
+++ b/RELEASE-NOTES
@@ -11,7 +11,7 @@ Curl and libcurl 7.17.1
 
 This release includes the following changes:
  
- o 
+ o automatically append ";type=<a|i>" when using HTTP proxies for FTP urls
 
 This release includes the following bugfixes:
 
@@ -32,6 +32,6 @@ New curl mirrors:
 This release would not have looked like this without help, code, reports and
 advice from friends like these:
 
- Dan Fandrich
+ Dan Fandrich, Michal Marek
  
         Thanks! (and sorry if I forgot to mention someone)
diff --git a/lib/http.c b/lib/http.c
index 2938c37ca..090aad3d2 100644
--- a/lib/http.c
+++ b/lib/http.c
@@ -1740,6 +1740,7 @@ CURLcode Curl_http(struct connectdata *conn, bool *done)
   CURLcode result=CURLE_OK;
   struct HTTP *http;
   char *ppath = data->reqdata.path;
+  char ftp_typecode[sizeof(";type=?")] = "";
   char *host = conn->host.name;
   const char *te = ""; /* transfer-encoding */
   char *ptr;
@@ -1950,6 +1951,23 @@ CURLcode Curl_http(struct connectdata *conn, bool *done)
       }
     }
     ppath = data->change.url;
+    /* when doing ftp, append ;type=<a|i> if not present */
+    if (checkprefix("ftp://", ppath) || checkprefix("ftps://", ppath)) {
+      char *p = strstr(ppath, ";type=");
+      if (p && p[6] && p[7] == 0) {
+        switch (toupper(p[6])) {
+        case 'A':
+        case 'D':
+        case 'I':
+          break;
+        default:
+          p = NULL;
+        }
+      }
+      if (!p)
+        snprintf(ftp_typecode, sizeof(ftp_typecode), ";type=%c",
+                 data->set.prefer_ascii ? 'a' : 'i');
+    }
   }
   if(HTTPREQ_POST_FORM == httpreq) {
     /* we must build the whole darned post sequence first, so that we have
@@ -2093,7 +2111,7 @@ CURLcode Curl_http(struct connectdata *conn, bool *done)
     result =
       add_bufferf(req_buffer,
                   "%s " /* GET/HEAD/POST/PUT */
-                  "%s HTTP/%s\r\n" /* path + HTTP version */
+                  "%s%s HTTP/%s\r\n" /* path + HTTP version */
                   "%s" /* proxyuserpwd */
                   "%s" /* userpwd */
                   "%s" /* range */
@@ -2108,6 +2126,7 @@ CURLcode Curl_http(struct connectdata *conn, bool *done)
 
                 request,
                 ppath,
+                ftp_typecode,
                 httpstring,
                 conn->allocptr.proxyuserpwd?
                 conn->allocptr.proxyuserpwd:"",
diff --git a/tests/data/test208 b/tests/data/test208
index eac3d5572..4fc485801 100644
--- a/tests/data/test208
+++ b/tests/data/test208
@@ -44,7 +44,7 @@ the
 ^User-Agent:.*
 </strip>
 <protocol>
-PUT ftp://daniel:mysecret@host.com/we/want/208 HTTP/1.1
+PUT ftp://daniel:mysecret@host.com/we/want/208;type=i HTTP/1.1
 Authorization: Basic ZGFuaWVsOm15c2VjcmV0
 Host: host.com:21
 Pragma: no-cache
diff --git a/tests/data/test79 b/tests/data/test79
index 49299379c..7c6ed1ee5 100644
--- a/tests/data/test79
+++ b/tests/data/test79
@@ -45,7 +45,7 @@ ftp://%HOSTIP:%HTTPPORT/we/want/that/page/79 -x %HOSTIP:%HTTPPORT
 ^User-Agent:.*
 </strip>
 <protocol>
-GET ftp://%HOSTIP:%HTTPPORT/we/want/that/page/79 HTTP/1.1
+GET ftp://%HOSTIP:%HTTPPORT/we/want/that/page/79;type=i HTTP/1.1
 Host: %HOSTIP:%HTTPPORT
 Pragma: no-cache
 Accept: */*