/[winpt]/trunk/Include/wptHTTP.h
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revision 23 by twoaday, Fri Sep 30 10:10:16 2005 UTC revision 312 by twoaday, Sun May 13 09:43:33 2007 UTC
# Line 1  Line 1 
1  /* wptHttp.h - Generic HTTP code  /* wptHTTP.h - Generic network code for HTTP access
2   *      Copyright (C) 2004, 2005 Timo Schulz   *      Copyright (C) 2004, 2005, 2006, 2007 Timo Schulz
3   *   *
4   * This file is part of WinPT.   * This file is part of WinPT.
5   *   *
6   * WinPT is free software; you can redistribute it and/or   * WinPT is free software; you can redistribute it and/or
7   * modify it under the terms of the GNU General Public License   * modify it under the terms of the GNU General Public License
8   * as published by the Free Software Foundation; either version 2   * as published by the Free Software Foundation; either version 2
9   * of the License, or (at your option) any later version.   * of the License, or (at your option) any later version.
10   *     *  
11   * WinPT is distributed in the hope that it will be useful,   * WinPT is distributed in the hope that it will be useful,
12   * but WITHOUT ANY WARRANTY; without even the implied warranty of   * but WITHOUT ANY WARRANTY; without even the implied warranty of
13   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14   * General Public License for more details.   * General Public License for more details.
15   *   */
16   * You should have received a copy of the GNU General Public License  #ifndef WPT_HTTP_H
17   * along with WinPT; if not, write to the Free Software Foundation,  #define WPT_HTTP_H
18   * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA  
19   */  /* HTTP status codes. */
20    enum http_statcode_t {
21  #ifndef WPT_HTTP_H      HTTP_STAT_NONE = 0,
22  #define WPT_HTTP_H      HTTP_STAT_200 = 200,  /* OK */
23        HTTP_STAT_201 = 201,  /* Created */
24  #ifdef __cplusplus      HTTP_STAT_301 = 301,  /* Moved Permanently */
25  extern "C" {      HTTP_STAT_302 = 302,  /* Moved Temporarily */
26  #endif      HTTP_STAT_400 = 400,  /* Bad Request */
27        HTTP_STAT_401 = 401,  /* Unauthorized */
28  /* HTTP methods. */      HTTP_STAT_403 = 403,  /* Forbidden */
29  enum http_types_t {      HTTP_STAT_404 = 404,  /* Not Found */
30      HTTP_NONE = 0,      HTTP_STAT_405 = 405,  /* Method Not Allowed */
31      HTTP_GET,  };
32      HTTP_POST,  
33  };  
34    /* HTTP header list. */
35  /* HTTP status codes. */  struct http_head_s {
36  enum http_statcode_t {      struct http_head_s *next;
37      HTTP_STAT_NONE = 0,      char d[1];
38      HTTP_STAT_200 = 200,  /* OK */  };
39      HTTP_STAT_301 = 301,  /* Moved Permanently */  typedef struct http_head_s *http_head_t;
40      HTTP_STAT_302 = 302,  /* Moved Temporarily */  
41      HTTP_STAT_400 = 400,  /* Bad Request */  class NetHTTP {
42      HTTP_STAT_403 = 403,  /* Forbidden */  public:
43      HTTP_STAT_404 = 404,  /* Not Found */      /* HTTP methods. */
44      HTTP_STAT_405 = 405,  /* Method Not Allowed */      enum  { HTTP_GET, HTTP_HEAD, HTTP_PUT, HTTP_POST };
45  };  
46    private:
47  /* HTTP header list. */      http_head_t req_headers;
48  struct http_head_s {      http_head_t resp_headers;
49      struct http_head_s * next;      int fd;
50      int flags;      int statcode;
51      char d[1];      char *host;
52  };      int port;
53  typedef struct http_head_s * http_head_t;      char *url;
54        int nleft;
55  /* HTTP handle. */      int method;
56  struct http_hd_s {      int ver;
57      int fd;      int error;
58      http_head_t head;    
59  };  private:
60  typedef struct http_hd_s * http_hd_t;      void reset (void);
61        int parseResponse (int *statcode);
62  /* HTTP request. */      int connect (const char *host, int port);
63  struct http_req_s {      int isDataAvailable (int fd);
64      int type;      int readLine (char *buf, unsigned int nbuf, int nonblock, int *nn, int *eof);
65      http_head_t head;      void addHeader (http_head_t *root, const char *val);
66      char * url;        bool findHeader (http_head_t root,
67  };                       const char *name, const char **val);
68  typedef struct http_req_s * http_req_t;      int parseHeaders (http_head_t *r_head);
69    
70  int http_send_request (const char * host, int port, const char* url,      int extractHostInfo (const char *url, char **host, char **new_url);
71                         http_hd_t * r_hd);      int sendRequest (const char *host, int port, const char *url);
72  int http_send_request2 (const char * url, http_hd_t * r_hd);  
73  int http_parse_response (http_hd_t hd, int * statcode);  public:
74  int http_parse_data (http_hd_t hd, FILE * out);      NetHTTP ();
75  int http_hd_new (http_hd_t * hd);      NetHTTP (const char *url);
76  void http_hd_free (http_hd_t hd);      NetHTTP (const char *host, int port, const char *url);
77  int http_req_new (http_req_t * ctx);      ~NetHTTP ();
78  void http_req_free (http_req_t ctx);      
79  int http_parse_request (http_hd_t hd, http_req_t * r_req);      void setVersion (int ver);
80        int getErrorCode (void);
81  #ifdef __cplusplus      int getStatusCode (void);
82  }      unsigned int getContentLength (void);
83  #endif      const char *getContentType (void);
84    
85  #endif /* WPT_HTTP_H */      int addRequestHeader (const char *name, const char *val);
86        int addRequestHeader (const char *name, unsigned int val);
87        
88        int open (const char *url);
89        int write (const void *buf, unsigned int buflen);
90        int read (void *buf, unsigned int buflen);
91        int readData (FILE *out);
92    
93        int get (const char *url);
94        int head (const char *url);
95    };
96    
97    #endif /* WPT_HTTP_H */
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