Began writing associate request

diff --git a/citadel/modules/openid/serv_openid_rp.c b/citadel/modules/openid/serv_openid_rp.c
index fe6741b2c32ed08b9091131f91a5a22529845a47..05dbbd6822bbb77178a176002e7178ccc07d938e 100644 (file)
--- a/citadel/modules/openid/serv_openid_rp.c
+++ b/citadel/modules/openid/serv_openid_rp.c
@@ -178,6 +178,53 @@ int fetch_http(char *url, char *target_buf, int maxbytes)
 }
 
 
+/*
+ * Establish a shared secret with an OpenID Identity Provider by sending
+ * an "associate" request.
+ */
+void prepare_openid_associate_request(char *openid_server, char *openid_delegate)
+{
+       CURL *curl;
+       CURLcode res;
+       struct curl_httppost *formpost=NULL;
+       struct curl_httppost *lastptr=NULL;
+
+       curl_formadd(&formpost,
+                       &lastptr,
+                       CURLFORM_COPYNAME,      "openid.mode",
+                       CURLFORM_COPYCONTENTS,  "associate",
+                       CURLFORM_END
+       );
+
+       curl_formadd(&formpost,
+                       &lastptr,
+                       CURLFORM_COPYNAME,      "openid.session_type",
+                       CURLFORM_COPYCONTENTS,  "",
+                       CURLFORM_END
+       );
+
+       curl = curl_easy_init();
+       if (curl) {
+               curl_easy_setopt(curl, CURLOPT_URL, openid_server);
+               curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0);
+               curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0);
+               //curl_easy_setopt(curl, CURLOPT_WRITEDATA, &fh);
+               //curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, fh_callback);
+               //curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, errmsg);
+               curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1);
+                       
+               curl_easy_setopt(curl, CURLOPT_HTTPPOST, formpost);
+               res = curl_easy_perform(curl);
+
+               // FIXME not finished
+
+               curl_easy_cleanup(curl);
+       }
+       curl_formfree(formpost);
+}
+
+
+
 
 
 /*
@@ -201,7 +248,6 @@ void cmd_oid1(char *argbuf) {
 
        i = fetch_http(openid_url, buf, sizeof buf - 1);
        buf[sizeof buf - 1] = 0;
-       CtdlLogPrintf(CTDL_DEBUG, "fetch got %d bytes:\n", i);
        if (i > 0) {
                char openid_server[1024];
                char openid_delegate[1024];
@@ -219,8 +265,10 @@ void cmd_oid1(char *argbuf) {
                        safestrncpy(openid_delegate, openid_url, sizeof openid_delegate);
                }
 
-               /* Now we know where to redirect to. */
+               /* Prepare an "associate" request */
+               prepare_openid_associate_request(openid_server, openid_delegate);
 
+               /* Now we know where to redirect to. */
                char redirect_string[4096];
                char escaped_identity[1024];
                char escaped_return_to[1024];
@@ -260,6 +308,7 @@ CTDL_MODULE_INIT(openid_rp)
 {
        if (!threading)
        {
+               curl_global_init(CURL_GLOBAL_ALL);
                CtdlRegisterProtoHook(cmd_oid1, "OID1", "Begin OpenID checkid_setup operation");
        }