http_client_auth.h

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#ifndef _HTTP_CLIENT_AUTH_H
#define _HTTP_CLIENT_AUTH_H
 
//Dependencies
#include "core/net.h"
#include "http/http_client.h"
 
//Maximum digest size
#if (HTTP_CLIENT_SHA512_256_SUPPORT == ENABLED)
   #define HTTP_CLIENT_MAX_HASH_DIGEST_SIZE 32
#elif (HTTP_CLIENT_SHA256_SUPPORT == ENABLED)
   #define HTTP_CLIENT_MAX_HASH_DIGEST_SIZE 32
#else
   #define HTTP_CLIENT_MAX_HASH_DIGEST_SIZE 16
#endif
 
//Maximum response length
#if (HTTP_CLIENT_SHA512_256_SUPPORT == ENABLED)
   #define HTTP_CLIENT_MAX_RESPONSE_LEN 64
#elif (HTTP_CLIENT_SHA256_SUPPORT == ENABLED)
   #define HTTP_CLIENT_MAX_RESPONSE_LEN 64
#else
   #define HTTP_CLIENT_MAX_RESPONSE_LEN 32
#endif
 
//C++ guard
#ifdef __cplusplus
extern "C" {
#endif
 
 
typedef struct
{
   HttpAuthMode mode;         
   const char_t *realm;       
   size_t realmLen;           
#if (HTTP_CLIENT_DIGEST_AUTH_SUPPORT == ENABLED)
   HttpAuthQop qop;           
   const HashAlgo *algorithm; 
   const char_t *nonce;       
   size_t nonceLen;           
   const char_t *opaque;      
   size_t opaqueLen;          
   bool_t stale;              
#endif
} HttpWwwAuthenticateHeader;
 
 
//HTTP client related functions
void httpClientInitAuthParams(HttpClientAuthParams *authParams);
 
error_t httpClientFormatAuthorizationField(HttpClientContext *context);
 
error_t httpClientParseWwwAuthenticateField(HttpClientContext *context,
   const char_t *value);
 
void httpClientParseQopParam(const HttpParam *param,
   HttpWwwAuthenticateHeader *authHeader);
 
void httpClientParseAlgorithmParam(const HttpParam *param,
   HttpWwwAuthenticateHeader *authHeader);
 
error_t httpClientComputeDigest(HttpClientAuthParams *authParams,
   const char_t *method, size_t methodLen, const char_t *uri,
   size_t uriLen, char_t *response);
 
//C++ guard
#ifdef __cplusplus
}
#endif
 
#endif