暂存HTTP decoder的代码，代码结构待整合dev-lwp

TSG-11629 stellar protocol decoder支持HTTP decoder
TSG-11932 stellar http decoder支持mutil request/response in one packet
TSG-11933 llhttp解析request时获取精确的http version
TSG-12021 stellar http decoder支持decompress body data
TSG-12022 stellar http decoder支持chunk模式

1 files changed, 67 insertions, 0 deletions

diff --git a/src/protocol_decoder/http/session.h b/src/protocol_decoder/http/session.h
new file mode 100644
index 0000000..0714245
--- /dev/null
+++ b/src/protocol_decoder/http/session.h
@@ -0,0 +1,67 @@
+#ifndef _SESSION_H
+#define _SESSION_H
+
+#ifdef __cpluscplus
+extern "C"
+{
+#endif
+
+#include <stdint.h>
+
+#define SESSION_DIR_C2S 0x01
+#define SESSION_DIR_S2C 0x02
+
+#define EX_DATA_MAX_NUM 1024
+
+typedef void free_callback(void *ex_data, void *cb_arg);
+
+struct session_ex_data
+{
+    void *ex_data;
+    void *cb_arg;
+    free_callback *free_cb;
+};
+
+struct stellar_session
+{
+    struct stellar_session *father;
+    struct session_ex_data ex_data[EX_DATA_MAX_NUM];
+    const char *session_name;
+    uint8_t current_packet_dir; // SESSION_DIR_C2S or SESSION_DIR_S2C
+    const char *l7_payload;
+    size_t l7_payload_length;
+};
+
+struct session_event
+{
+    struct stellar_session *session;
+    const char *event_name;
+    size_t event_id;
+
+    struct session_event *next;
+};
+
+void session_event_push(struct session_event *event);
+struct session_event *session_event_pop();
+
+struct stellar_session *session_derive(struct stellar_session *session, const char *session_name);
+void session_trigger(struct stellar_session *session, const char *event_name);
+
+size_t session_register_ex_data_index(const char *key);
+
+void session_set_ex_data(struct stellar_session *session, int idx, void *ex_data, free_callback *free_cb, void *cb_arg);
+void *session_get_ex_data(struct stellar_session *session, int idx);
+void session_del_ex_data(struct stellar_session *session, int idx);
+void session_free_ex_data(struct stellar_session *session);
+
+const char *session_get_l4_payload(struct stellar_session *session);
+size_t session_get_l4_payload_length(struct stellar_session *session);
+uint8_t session_get_l4_dir(struct stellar_session *session);
+
+void pm_session_dettach_me(struct stellar_session *session);
+
+#ifdef __cpluscplus
+}
+#endif
+
+#endif