open source

Conch/source/common/downloadMgr/JCHttpHeader.h

@@ -0,0 +1,92 @@
+/**
+@file			JCHttpHeader.h
+@brief			
+@author			guo
+@version		1.0
+@date			2016_09_03
+*/
+
+#ifndef __JCHttpHeader_H__
+#define __JCHttpHeader_H__
+#include <stdint.h>
+namespace laya {
+    /*
+    Host: github.com
+    ^     ^
+    |     |
+    |     Value (ValueLen = 10)
+    |
+    | FieldName, FieldNameLen = 4
+    */
+    typedef struct _HeaderField {
+        const char *FieldName = nullptr;
+        int         FieldNameLen = 0;;
+
+        const char *Value = nullptr;
+        int  ValueLen = 0;
+    }HeaderField;
+
+    typedef struct {
+        /**
+        * Pointer to start of the request line.
+        */
+        const char * RequestLineStart = nullptr;
+
+        /**
+        * Pointer to the end of the request line
+        */
+        const char * RequestLineEnd = nullptr;
+
+        /**
+        * Pointer to the start of the request method string
+        */
+        const char * RequestMethod = nullptr;
+
+        int    RequestMethodLen = 0;
+
+        const char * RequestURI = nullptr;
+        int RequestURILen = 0;
+
+        const char * HTTPVersion = nullptr;
+        int HTTPVersionLen = 0;
+
+        unsigned int HeaderSize = 0;
+        enum { MAX_FILED_NUM = 26 };
+        HeaderField Fields[MAX_FILED_NUM];
+
+    } RequestHeader;
+
+    class JCHttpHeader :public RequestHeader {
+    public:
+        enum _ERROR {
+            ERR_REQUEST_LINE_PARSE_FAIL = -1,
+            ERR_INCOMPLETE_HEADER,
+            ERR_UNEXPECTED_CHAR,
+        };
+
+        static const char * request_line_parse(RequestHeader *header, const char *body, int bodyLength);
+        static int request_header_parse(RequestHeader *header, const char *body, int bodyLength);
+        struct CacheContrl {
+            bool nocache = false;
+            bool nostore = false;
+            bool mustrevalidate = false;
+            int maxage = 0;
+        };
+    public:
+        JCHttpHeader(const char* pHeader);
+        const char* getLastModifyed();//"Last-Modified"
+        CacheContrl* getCacheContrl() { return &m_CacheControl; };//"Cache-Control"
+        const char* getPragma();//"Pragma"
+        const char* getContentType();//"Content-Type"
+        const char* getETag();//"ETag"
+        int64_t getExpires();//"Expires"      这个不用了
+
+        bool parseCacheControl(char* p_pStr, int p_nlen);
+    protected:
+        int64_t     m_tmExpires = 0;
+        CacheContrl m_CacheControl;
+        bool        m_bCacheContrl = false;
+    };
+}
+
+#endif