crequests.h

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#include <curl/curl.h>
 
#ifndef C_REQUESTS_H
 
#define C_REQUESTS_H
#define CREQ_ERROR_SUCCESS 0
 
#define CREQ_ERROR_MEMORY_ALLOCATION 1
 
#define CREQ_ERROR_CURL 2
 
#define CREQ_ERROR_SETTING_GET_PARAMS 3
 
#define CREQ_ERROR_PARAMS_TOO_LONG 4
 
typedef struct CREQ_GET_PARAMS CREQ_GET_PARAMS;
 
struct CREQ_GET_PARAMS{
    char * key;         
    char * value;       
    CREQ_GET_PARAMS * next; 
};
 
typedef struct CREQ_HEADER CREQ_HEADER;
 
 
struct CREQ_HEADER{
    char * key;         
    char * value;       
    CREQ_HEADER * next; 
};
 
 
typedef struct CREQ_REDIRECTION_CHAIN CREQ_REDIRECTION_CHAIN;
 
 
struct CREQ_REDIRECTION_CHAIN{
    char * url;   
    CREQ_REDIRECTION_CHAIN* next;  
};
 
 
 
typedef struct {
   int allow_redirects;   
   int verify;            
   char * ua;             
   CREQ_GET_PARAMS* params;   
   char * url;            
   long request_timeout;  
   struct curl_slist * headers; 
   char method[5];  
   char * proxy;    
} CREQ_REQUEST_DATA;
 
typedef struct {
    long status_code;  
    char * url;   
    char * mem;   
    size_t len;   
    CREQ_HEADER * headers;  
    CREQ_REDIRECTION_CHAIN * follow_chain; 
} CREQ_RESPONSE_DATA;
 
typedef struct {
    int err_code;  
    CURL * handle; 
    CREQ_RESPONSE_DATA * response; 
    CREQ_REQUEST_DATA * request;   
    CURLcode curl_code;            
    short int _is_redirection;     
} CREQ_CTX;
 
 
 
char * creq_error(CREQ_CTX *);
CREQ_CTX * creq_init(void);
void creq_get(CREQ_CTX * ctx, char * url);
void creq_close(CREQ_CTX * ctx);
char * creq_get_content(CREQ_CTX*);
void creq_set_allow_redirects(CREQ_CTX *, int);
void creq_set_useragent(CREQ_CTX * ctx, char * ua);
void creq_add_param(CREQ_CTX * ctx, char * key, char * value);
void creq_set_timeout(CREQ_CTX * ctx, long timesec);
void creq_add_header(CREQ_CTX * ctx, char * header);
void creq_post(CREQ_CTX * ctx, char * url);
void creq_head(CREQ_CTX * ctx, char * url);
void creq_set_proxy(CREQ_CTX *ctx, char * proxy);
void creq_set_verify(CREQ_CTX * ctx, int val);
char * creq_get_response_header(CREQ_CTX * ctx, char * header);
/*******************utility function*******************/
 
 
#endif