added header and progress callbacks to curl wrapper

Signed-off-by: Michael Krelin <hacker@klever.net>

2 files changed, 31 insertions, 0 deletions

diff --git a/include/opkele/curl.h b/include/opkele/curl.h
index 1029b34..298f095 100644
--- a/include/opkele/curl.h
+++ b/include/opkele/curl.h
@@ -32,8 +32,14 @@ namespace opkele {
 		static inline CURL *easy_init() { return curl_easy_init(); }
 
 		virtual size_t write(void *p,size_t s,size_t nm) { return 0; }
 		CURLcode set_write();
+
+		virtual int progress(double dlt,double dln,double ult,double uln) { return 0; }
+		CURLcode set_progress();
+
+		virtual size_t header(void *p,size_t s,size_t nm) { return s*nm; }
+		CURLcode set_header();
 	};
 
     }
 
diff --git a/lib/curl.cc b/lib/curl.cc
index 3e69b47..6172828 100644
--- a/lib/curl.cc
+++ b/lib/curl.cc
@@ -48,7 +48,32 @@ namespace opkele {
 	    || (r = easy_setopt(CURLOPT_WRITEFUNCTION,_write));
 	    return r;
 	}
 
+	static int _progress(void *cp,double dlt,double dln,double ult,double uln) {
+	    return ((curl_t*)cp)->progress(dlt,dln,ult,uln);
+	}
+
+	CURLcode curl_t::set_progress() {
+	    assert(_c);
+	    CURLcode r;
+	    (r = easy_setopt(CURLOPT_PROGRESSDATA,this))
+	    || (r = easy_setopt(CURLOPT_PROGRESSFUNCTION,_progress))
+	    || (r = easy_setopt(CURLOPT_NOPROGRESS,0));
+	    return r;
+	}
+
+	static size_t _header(void *p,size_t s,size_t nm,void *stream) {
+	    return ((curl_t*)stream)->header(p,s,nm);
+	}
+
+	CURLcode curl_t::set_header() {
+	    assert(_c);
+	    CURLcode r;
+	    (r = easy_setopt(CURLOPT_HEADERDATA,this))
+	    || (r=easy_setopt(CURLOPT_HEADERFUNCTION,_header));
+	    return r;
+	}
+
     }
 
 }