/////////////////////////////////////////////////////////////////////////// // // Copyright (c) 2000-2003 Intel Corporation // All rights reserved. // // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are met: // // * Redistributions of source code must retain the above copyright notice, // this list of conditions and the following disclaimer. // * Redistributions in binary form must reproduce the above copyright notice, // this list of conditions and the following disclaimer in the documentation // and/or other materials provided with the distribution. // * Neither name of Intel Corporation nor the names of its contributors // may be used to endorse or promote products derived from this software // without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL OR // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY // OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // /////////////////////////////////////////////////////////////////////////// #ifndef _http_client_h_ #define _http_client_h_ #ifdef __cplusplus #define EXTERN_C extern "C" #else #define EXTERN_C #endif #include "genlib/closesocket/upnpclosesocket.h" #include #include #include //#include #include #include #include #include #include #include #include #include #include #include "tools/config.h" #include "upnp.h" //#include "upnp_debug.h" #define HTTP_DATE_LENGTH 37 // length for HTTP DATE: //"DATE: Sun, 01 Jul 2000 08:15:23 GMT" #define SEPARATORS "()<>@,;:\\\"/[]?={} \t" #define MARK "-_.!~*'()" #define RESERVED ";/?:@&=+$," #define HTTP_SUCCESS 1 #define HTTP_E_BAD_URL UPNP_E_INVALID_URL #define HTTP_E_READ_SOCKET UPNP_E_SOCKET_READ #define HTTP_E_BIND_SOCKET UPNP_E_SOCKET_BIND #define HTTP_E_WRITE_SOCKET UPNP_E_SOCKET_WRITE #define HTTP_E_CONNECT_SOCKET UPNP_E_SOCKET_CONNECT #define HTTP_E_SOCKET UPNP_E_OUTOF_SOCKET #define HTTP_E_BAD_RESPONSE UPNP_E_BAD_RESPONSE #define HTTP_E_BAD_REQUEST UPNP_E_BAD_REQUEST #define HTTP_E_BAD_IP_ADDRESS UPNP_E_INVALID_URL #define FALSE 0 #define TAB 9 #define CR 13 #define LF 10 #define RESPONSE_TIMEOUT 30 #define SOCKET_BUFFER_SIZE 5000 enum hostType { HOSTNAME, IPv4address }; enum pathType { ABS_PATH, REL_PATH, OPAQUE_PART }; enum uriType { ABSOLUTE, RELATIVE }; //Buffer used to store data read from //a socket during an http transfer //in function read_bytes. typedef struct SOCKET_BUFFER{ char buff[SOCKET_BUFFER_SIZE]; int size; struct SOCKET_BUFFER *next; } socket_buffer; //Buffer used in parsing //http messages, urls, etc. //generally this simply //holds a pointer into a larger array typedef struct TOKEN { char * buff; size_t size; } token; //Represents a host port: //e.g. :"127.127.0.1:80" //text is a token pointing to //the full string representation typedef struct HOSTPORT { token text; //full host port struct sockaddr_in IPv4address; //Network Byte Order } hostport_type; //Represents a URI //used in parse_uri and elsewhere typedef struct URI{ enum uriType type; token scheme; enum pathType path_type; token pathquery; token fragment; hostport_type hostport; } uri_type; //Represents a list of URLs as in //the "callback" header of SUBSCRIBE //message in GENA //char * URLs holds dynamic memory typedef struct URL_LIST { int size; char * URLs; //all the urls, delimited by <> uri_type *parsedURLs; } URL_list; typedef struct HTTP_HEADER { token header; token value; struct HTTP_HEADER * next; } http_header; typedef struct HTTP_STATUS_LINE{ token http_version; token status_code; token reason_phrase; } http_status; typedef struct HTTP_REQUEST_LINE { token http_version; uri_type request_uri; token method; } http_request; //Represents a parsed HTTP_MESSAGE //head_list is dynamically allocated typedef struct HTTP_MESSAGE { http_status status; http_request request; http_header * header_list; token content; } http_message; EXTERN_C int transferHTTP( char * request, char * toSend, int toSendSize, char **out, char * Url); EXTERN_C int transferHTTPRaw( char * toSend, int toSendSize, char **out, char *URL); //helper function EXTERN_C int transferHTTPparsedURL( char * request, char * toSend, int toSendSize, char **out, uri_type *URL); //assumes that char * out has enough space ( 38 characters) //outputs the current time in the following null terminated string: // "DATE: Sun, Jul 06 2000 08:53:01 GMT\r\n" EXTERN_C void currentTmToHttpDate(char *out); //returns dynamic memory or NULL on error EXTERN_C char * resolve_rel_url( char * base_url, char * rel_url); EXTERN_C int parse_uri( char * in, int max, uri_type * out); EXTERN_C int token_cmp( token *in1, token *in2); EXTERN_C int token_string_casecmp( token * in1, char * in2); EXTERN_C int token_string_cmp( token * in1, char * in2); EXTERN_C int parse_http_response( char * in, http_message * out, int max_len); EXTERN_C int parse_http_request( char * in, http_message *out, int max_len); EXTERN_C int search_for_header( http_message * in, char * header, token *out_value); EXTERN_C int parse_hostport( char* in, int max, hostport_type *out ); EXTERN_C size_t write_bytes(int fd, char * bytes, size_t n, int timeout); EXTERN_C void free_http_message(http_message * message); EXTERN_C int copy_URL_list( URL_list *in, URL_list *out); EXTERN_C void free_URL_list(URL_list * list); EXTERN_C int parse_port(int max, char * port, unsigned short int * out); EXTERN_C int parse_http_line( char * in, int max_size); EXTERN_C int parse_not_LWS( char *in, token *out, int max_size); EXTERN_C int parse_LWS( char * in, int max_size); EXTERN_C int parse_token( char * in, token * out, int max_size); EXTERN_C ssize_t readLine(int fd, char *out, int max, int *timeout); EXTERN_C int remove_dots(char * in, int size); #ifdef DEBUG EXTERN_C void print_http_request( http_message *message, Upnp_LogLevel DLevel, Dbg_Module Module, char *DbgFileName, int DbgLineNo); #else static inline void print_http_request( http_message *message, Upnp_LogLevel DLevel, Dbg_Module Module, char *DbgFileName, int DbgLineNo) {} #endif #ifdef DEBUG EXTERN_C void print_http_response( http_message *message, Upnp_LogLevel DLevel, Dbg_Module Module, char *DbgFileName, int DbgLineNo); #else static inline void print_http_response( http_message *message, Upnp_LogLevel DLevel, Dbg_Module Module, char *DbgFileName, int DbgLineNo) {} #endif #ifdef DEBUG EXTERN_C void print_token( token *in, Upnp_LogLevel DLevel, Dbg_Module Module, char *DbgFileName, int DbgLineNo); #else static inline void print_token( token *in, Upnp_LogLevel DLevel, Dbg_Module Module, char *DbgFileName, int DbgLineNo) {} #endif #ifdef DEBUG EXTERN_C void print_status_line( http_status *in, Upnp_LogLevel DLevel, Dbg_Module Module, char *DbgFileName, int DbgLineNo); #else static inline void print_status_line( http_status *in, Upnp_LogLevel DLevel, Dbg_Module Module, char *DbgFileName, int DbgLineNo) {} #endif #ifdef DEBUG EXTERN_C void print_request_line( http_request *in, Upnp_LogLevel DLevel, Dbg_Module Module, char *DbgFileName, int DbgLineNo); #else static inline void print_request_line( http_request *in, Upnp_LogLevel DLevel, Dbg_Module Module, char *DbgFileName, int DbgLineNo) {} #endif #ifdef DEBUG EXTERN_C void print_uri( uri_type *in, Upnp_LogLevel DLevel, Dbg_Module Module, char *DbgFileName, int DbgLineNo); #else static inline void print_uri( uri_type *in, Upnp_LogLevel DLevel, Dbg_Module Module, char *DbgFileName, int DbgLineNo) {} #endif #endif