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authorDaniel Stenberg <daniel@haxx.se>2002-01-30 15:35:02 +0000
committerDaniel Stenberg <daniel@haxx.se>2002-01-30 15:35:02 +0000
commitd20186a7b8f8dc5f50ad0920ff07038a82eaf303 (patch)
tree9bf75cb74bf07982816c2cabe9bbefb8e4e8f9ec
parentb28051881e2bfbdde3f9c7da62122bc389713b80 (diff)
I have too many ideas of what to mention in this docs
-rw-r--r--docs/libcurl-the-guide54
1 files changed, 43 insertions, 11 deletions
diff --git a/docs/libcurl-the-guide b/docs/libcurl-the-guide
index 56b3004ea..9194c9e80 100644
--- a/docs/libcurl-the-guide
+++ b/docs/libcurl-the-guide
@@ -238,9 +238,9 @@ When It Doesn't Work
compiler name and version etc.
Getting some in-depth knowledge about the protocols involved is never wrong,
- and if you're trying to funny things, you might very well understand libcurl
- and how to use it better if you study the appropriate RFC documents at least
- briefly.
+ and if you're trying to do funny things, you might very well understand
+ libcurl and how to use it better if you study the appropriate RFC documents
+ at least briefly.
Upload Data to a Remote Site
@@ -558,22 +558,24 @@ Proxies
SSL and Proxies
- SSL is for secure point-to-point connections. This envolves strong
+ SSL is for secure point-to-point connections. This involves strong
encryption and similar things, which effectivly makes it impossible for a
- proxy to operate as a "man in between" which the proxy's task is as
+ proxy to operate as a "man in between" which the proxy's task is, as
previously discussed. Instead, the only way to have SSL work over a HTTP
proxy is to ask the proxy to tunnel trough everything without being able
- to check the traffic.
+ to check or fiddle with the traffic.
Opening an SSL connection over a HTTP proxy is therefor a matter of asking
the proxy for a straight connection to the target host on a specified
- port. This is made with the HTTP request CONNECT.
+ port. This is made with the HTTP request CONNECT. ("please mr proxy,
+ connect me to that remote host").
Because of the nature of this operation, where the proxy has no idea what
- kind of data that is passed in and out through this tunnel, this
- effectively breaks some of the pros a proxy might offer, such as caching.
- Many organizations prevent this kind of tunneling to other destination
- port numbers than 443 (which is the default HTTPS port number).
+ kind of data that is passed in and out through this tunnel, this breaks
+ some of the very few advantages that come from using a proxy, such as
+ caching. Many organizations prevent this kind of tunneling to other
+ destination port numbers than 443 (which is the default HTTPS port
+ number).
Tunneling Through Proxy
@@ -595,6 +597,11 @@ Proxies
curl_easy_setopt(easyhandle, CURLOPT_HTTPPROXYTUNNEL, TRUE);
+ In fact, there might even be times when you want to do plain HTTP
+ operations using a tunnel like this, as it then enables you to operate on
+ the remote server instead of asking the proxy to do so. libcurl will not
+ stand in the way for such innovative actions either!
+
Proxy Auto-Config
Netscape first came up with this. It is basicly a web page (usually using
@@ -621,6 +628,28 @@ Proxies
- Ask your admins to stop this, for a static proxy setup or similar.
+Persistancy Is The Way to Happiness
+
+ [ re-use connections, options that control/disable this, the effect on
+ protocols such as FTP, why this is Good For You ]
+
+
+Customizing Operations
+
+ [ custom requests, custom headers, replacing headers, custom FTP commands
+ before transfer, after transfer and without transfer ]
+
+
+Headers Equal Fun
+
+ [ use the header callback for HTTP, FTP etc ]
+
+
+Post Transfer Information
+
+ [ curl_easy_getinfo ]
+
+
Security Considerations
[ ps output, netrc plain text, plain text protocols / base64 ]
@@ -628,9 +657,12 @@ Security Considerations
SSL, Certificates and Other Tricks
+ [ seeding, passwords, keys, certificates, ENGINE, ca certs ]
+
Future
+ [ multi interface, sharing between handles, mutexes, pipelining ]
-----