From 50a5cac2445bc0c199958ac04d5127e4be09fb1e Mon Sep 17 00:00:00 2001
From: Lars-Dominik Braun <lars@6xq.net>
Date: Thu, 22 Sep 2011 10:39:44 +0200
Subject: waitress: Initial TLS implementation (using gnutls)

---
 src/libwaitress/waitress.h | 53 ++++++++++++++++++++++++++++++----------------
 1 file changed, 35 insertions(+), 18 deletions(-)

(limited to 'src/libwaitress/waitress.h')

diff --git a/src/libwaitress/waitress.h b/src/libwaitress/waitress.h
index cbf17c1..9523ede 100644
--- a/src/libwaitress/waitress.h
+++ b/src/libwaitress/waitress.h
@@ -25,7 +25,11 @@ THE SOFTWARE.
 #define _WAITRESS_H
 
 #include <stdlib.h>
+#include <unistd.h>
 #include <stdbool.h>
+#ifdef ENABLE_TLS
+#include <gnutls/gnutls.h>
+#endif
 
 #define WAITRESS_BUFFER_SIZE 10*1024
 
@@ -48,6 +52,7 @@ typedef enum {
 
 typedef struct {
 	char *url; /* splitted url, unusable */
+	bool tls;
 	const char *user;
 	const char *password;
 	const char *host;
@@ -55,6 +60,27 @@ typedef struct {
 	const char *path; /* without leading '/' */
 } WaitressUrl_t;
 
+typedef enum {
+	WAITRESS_RET_ERR = 0,
+	WAITRESS_RET_OK,
+	WAITRESS_RET_STATUS_UNKNOWN,
+	WAITRESS_RET_NOTFOUND,
+	WAITRESS_RET_FORBIDDEN,
+	WAITRESS_RET_CONNECT_REFUSED,
+	WAITRESS_RET_SOCK_ERR,
+	WAITRESS_RET_GETADDR_ERR,
+	WAITRESS_RET_CB_ABORT,
+	WAITRESS_RET_PARTIAL_FILE,
+	WAITRESS_RET_TIMEOUT,
+	WAITRESS_RET_READ_ERR,
+	WAITRESS_RET_CONNECTION_CLOSED,
+	WAITRESS_RET_DECODING_ERR,
+	WAITRESS_RET_TLS_DISABLED,
+	WAITRESS_RET_TLS_WRITE_ERR,
+	WAITRESS_RET_TLS_READ_ERR,
+	WAITRESS_RET_TLS_HANDSHAKE_ERR,
+} WaitressReturn_t;
+
 /*	reusable handle
  */
 typedef struct {
@@ -66,34 +92,25 @@ typedef struct {
 	/* extra data handed over to callback function */
 	void *data;
 	WaitressCbReturn_t (*callback) (void *, size_t, void *);
-	int socktimeout;
+	int timeout;
 	/* per-request data */
 	struct {
 		size_t contentLength, contentReceived, chunkSize;
 		int sockfd;
 		char *buf;
+#ifdef ENABLE_TLS
+		gnutls_session_t tlsSession;
+		gnutls_certificate_credentials_t tlsCred;
+#endif
 		/* first argument is WaitressHandle_t, but that's not defined here */
 		WaitressHandlerReturn_t (*dataHandler) (void *, char *, const size_t);
+		ssize_t (*read) (void *, char *, const size_t, ssize_t *);
+		ssize_t (*write) (void *, const char *, const size_t);
+		/* temporary return value storage */
+		WaitressReturn_t readWriteRet;
 	} request;
 } WaitressHandle_t;
 
-typedef enum {
-	WAITRESS_RET_ERR = 0,
-	WAITRESS_RET_OK,
-	WAITRESS_RET_STATUS_UNKNOWN,
-	WAITRESS_RET_NOTFOUND,
-	WAITRESS_RET_FORBIDDEN,
-	WAITRESS_RET_CONNECT_REFUSED,
-	WAITRESS_RET_SOCK_ERR,
-	WAITRESS_RET_GETADDR_ERR,
-	WAITRESS_RET_CB_ABORT,
-	WAITRESS_RET_PARTIAL_FILE,
-	WAITRESS_RET_TIMEOUT,
-	WAITRESS_RET_READ_ERR,
-	WAITRESS_RET_CONNECTION_CLOSED,
-	WAITRESS_RET_DECODING_ERR,
-} WaitressReturn_t;
-
 void WaitressInit (WaitressHandle_t *);
 void WaitressFree (WaitressHandle_t *);
 bool WaitressSetProxy (WaitressHandle_t *, const char *);
-- 
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