lib_http.h

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#ifndef _LIB_HTTP_H_
#define _LIB_HTTP_H_
 
#include "stdutils.h"
#include "lib_json.h"
 
#define HTTP_TIMEOUT 10000
#define MAX_HTTP_HEADERS 3
 
typedef enum
{
    HTTP_REQUEST_GET = 0,     
    HTTP_REQUEST_POST,        
    HTTP_REQUEST_PUT,         
    HTTP_REQUEST_PATCH,       
    HTTP_REQUEST_DELETE,      
    HTTP_REQUEST_HEAD,        
    HTTP_REQUEST_NOTIFY,      
    HTTP_REQUEST_SUBSCRIBE,   
    HTTP_REQUEST_UNSUBSCRIBE, 
    HTTP_REQUEST_OPTIONS,     
    HTTP_REQUEST_MAX,
} httpReq_et;
 
typedef enum
{
    STATE_HTTP_IDLE,                    
    STATE_HTTP_START,                   
    STATE_HTTP_SET_REQUEST_HEADER,      
    STATE_HTTP_SET_RESPONSE_HEADER,     
    STATE_HTTP_CONNECT,                 
    STATE_HTTP_SET_URL,                 
    STATE_HTTP_GET_REQUEST,             
    STATE_HTTP_POST_REQUEST,            
    STATE_HTTP_POST_DATA,               
    STATE_HTTP_WAIT_FOR_POST_RESPONSE,  
    STATE_HTTP_READ,                    
    STATE_HTTP_WAIT_FOR_FILE_HEADER,    
    STATE_HTTP_DOWNLOAD_FILE,           
    STATE_HTTP_DOWNLOAD_COMPLETE,       
    STATE_HTTP_RETRY,                   
    STATE_HTTP_TIMEOUT,                 
    STATE_HTTP_FAILED,                  
    STATE_HTTP_CLOSE,                   
    STATE_HTTP_MAX                      
} httpStates_et;
 
typedef struct
{
    httpReq_et reqType_e;                           
    tagStructure_st as_headers[MAX_HTTP_HEADERS];   
    char *pUrlStr;                                  
    char *pPayloadStr;                              
    bool header_b8;                                 
} httpConfig_st;
 
bool HTTP_start(httpConfig_st *ps_config);
 
uint16_t HTTP_availableToRead();
 
bool HTTP_read(packet_st *ps_packet);
 
void HTTP_close();
 
const char *HTTP_getStateString(httpStates_et state_e);
 
#endif