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-rw-r--r--src/nxt_unit.h32
1 files changed, 31 insertions, 1 deletions
diff --git a/src/nxt_unit.h b/src/nxt_unit.h
index 532de20d..3471a758 100644
--- a/src/nxt_unit.h
+++ b/src/nxt_unit.h
@@ -9,6 +9,7 @@
#include <inttypes.h>
#include <sys/types.h>
+#include <sys/uio.h>
#include <string.h>
#include "nxt_version.h"
@@ -106,17 +107,24 @@ struct nxt_unit_request_info_s {
void *data;
};
+
/*
* Set of application-specific callbacks. Application may leave all optional
* callbacks as NULL.
*/
struct nxt_unit_callbacks_s {
/*
- * Process request data. Unlike all other callback, this callback
+ * Process request. Unlike all other callback, this callback
* need to be defined by application.
*/
void (*request_handler)(nxt_unit_request_info_t *req);
+ /* Process websocket frame. */
+ void (*websocket_handler)(nxt_unit_websocket_frame_t *ws);
+
+ /* Connection closed. */
+ void (*close_handler)(nxt_unit_request_info_t *req);
+
/* Add new Unit port to communicate with process pid. Optional. */
int (*add_port)(nxt_unit_ctx_t *, nxt_unit_port_t *port);
@@ -293,6 +301,14 @@ int nxt_unit_response_is_sent(nxt_unit_request_info_t *req);
nxt_unit_buf_t *nxt_unit_response_buf_alloc(nxt_unit_request_info_t *req,
uint32_t size);
+int nxt_unit_request_is_websocket_handshake(nxt_unit_request_info_t *req);
+
+int nxt_unit_response_upgrade(nxt_unit_request_info_t *req);
+
+int nxt_unit_response_is_websocket(nxt_unit_request_info_t *req);
+
+nxt_unit_request_info_t *nxt_unit_get_request_info_from_data(void *data);
+
int nxt_unit_buf_send(nxt_unit_buf_t *buf);
void nxt_unit_buf_free(nxt_unit_buf_t *buf);
@@ -315,6 +331,20 @@ ssize_t nxt_unit_request_read(nxt_unit_request_info_t *req, void *dst,
void nxt_unit_request_done(nxt_unit_request_info_t *req, int rc);
+int nxt_unit_websocket_send(nxt_unit_request_info_t *req, uint8_t opcode,
+ uint8_t last, const void *start, size_t size);
+
+int nxt_unit_websocket_sendv(nxt_unit_request_info_t *req, uint8_t opcode,
+ uint8_t last, const struct iovec *iov, int iovcnt);
+
+ssize_t nxt_unit_websocket_read(nxt_unit_websocket_frame_t *ws, void *dst,
+ size_t size);
+
+int nxt_unit_websocket_retain(nxt_unit_websocket_frame_t *ws);
+
+void nxt_unit_websocket_done(nxt_unit_websocket_frame_t *ws);
+
+
void nxt_unit_log(nxt_unit_ctx_t *ctx, int level, const char* fmt, ...);
void nxt_unit_req_log(nxt_unit_request_info_t *req, int level,