/* Declarations for the UEFI HTTP + HTTPSB Protocol.
 * Mostly taken directly from the spec.
 */

#ifndef EFI_HTTP_H
#define EFI_HTTP_H

// HTTP Service Binding Protocol

#define EFI_HTTP_SERVICE_BINDING_PROTOCOL_GUID \
 {0xbdc8e6af, 0xd9bc, 0x4379,\
   {0xa7, 0x2a, 0xe0, 0xc4, 0xe7, 0x5d, 0xae, 0x1c}}

// HTTP Binding Protocol

#define EFI_HTTP_PROTOCOL_GUID \
 {0x7A59B29B, 0x910B, 0x4171,\
   {0x82, 0x42, 0xA8, 0x5A, 0x0D, 0xF2, 0x5B, 0x5B}}

typedef struct _EFI_HTTP_PROTOCOL EFI_HTTP_PROTOCOL;

//*******************************************
// EFI_HTTP_VERSION
//*******************************************
typedef enum {
  HttpVersion10,
  HttpVersion11,
  HttpVersionUnsupported
}  EFI_HTTP_VERSION;

//*******************************************
// EFI_HTTP_METHOD
//*******************************************
typedef enum {
  HttpMethodGet,
  HttpMethodPost,
  HttpMethodPatch,
  HttpMethodOptions,
  HttpMethodConnect,
  HttpMethodHead,
  HttpMethodPut,
  HttpMethodDelete,
  HttpMethodTrace,
  HttpMethodMax
}  EFI_HTTP_METHOD;

//*******************************************
// EFI_HTTP_STATUS
//*******************************************
typedef enum {
  HTTP_STATUS_UNSUPPORTED_STATUS = 0,
  HTTP_STATUS_100_CONTINUE,
  HTTP_STATUS_101_SWITCHING_PROTOCOLS,
  HTTP_STATUS_200_OK,
  HTTP_STATUS_201_CREATED,
  HTTP_STATUS_202_ACCEPTED,
  HTTP_STATUS_203_NON_AUTHORITATIVE_INFORMATION,
  HTTP_STATUS_204_NO_CONTENT,
  HTTP_STATUS_205_RESET_CONTENT,
  HTTP_STATUS_206_PARTIAL_CONTENT,
  HTTP_STATUS_300_MULTIPLE_CHOICES,
  HTTP_STATUS_301_MOVED_PERMANENTLY,
  HTTP_STATUS_302_FOUND,
  HTTP_STATUS_303_SEE_OTHER,
  HTTP_STATUS_304_NOT_MODIFIED,
  HTTP_STATUS_305_USE_PROXY,
  HTTP_STATUS_307_TEMPORARY_REDIRECT,
  HTTP_STATUS_400_BAD_REQUEST,
  HTTP_STATUS_401_UNAUTHORIZED,
  HTTP_STATUS_402_PAYMENT_REQUIRED,
  HTTP_STATUS_403_FORBIDDEN,
  HTTP_STATUS_404_NOT_FOUND,
  HTTP_STATUS_405_METHOD_NOT_ALLOWED,
  HTTP_STATUS_406_NOT_ACCEPTABLE,
  HTTP_STATUS_407_PROXY_AUTHENTICATION_REQUIRED,
  HTTP_STATUS_408_REQUEST_TIME_OUT,
  HTTP_STATUS_409_CONFLICT,
  HTTP_STATUS_410_GONE,
  HTTP_STATUS_411_LENGTH_REQUIRED,
  HTTP_STATUS_412_PRECONDITION_FAILED,
  HTTP_STATUS_413_REQUEST_ENTITY_TOO_LARGE,
  HTTP_STATUS_414_REQUEST_URI_TOO_LARGE,
  HTTP_STATUS_415_UNSUPPORTED_MEDIA_TYPE,
  HTTP_STATUS_416_REQUESTED_RANGE_NOT_SATISFIED,
  HTTP_STATUS_417_EXPECTATION_FAILED,
  HTTP_STATUS_500_INTERNAL_SERVER_ERROR,
  HTTP_STATUS_501_NOT_IMPLEMENTED,
  HTTP_STATUS_502_BAD_GATEWAY,
  HTTP_STATUS_503_SERVICE_UNAVAILABLE,
  HTTP_STATUS_504_GATEWAY_TIME_OUT,
  HTTP_STATUS_505_HTTP_VERSION_NOT_SUPPORTED,
  HTTP_STATUS_308_PERMANENT_REDIRECT
}  EFI_HTTP_STATUS_CODE;

//*******************************************
// EFI_HTTPv4_ACCESS_POINT
//*******************************************
typedef struct {
  BOOLEAN              UseDefaultAddress;
  EFI_IPv4_ADDRESS     LocalAddress;
  EFI_IPv4_ADDRESS     LocalSubnet;
  UINT16               LocalPort;
}  EFI_HTTPv4_ACCESS_POINT;

//******************************************
// EFI_HTTPv6_ACCESS_POINT
//******************************************
typedef struct {
  EFI_IPv6_ADDRESS           LocalAddress;
  UINT16                     LocalPort;
}  EFI_HTTPv6_ACCESS_POINT;

//******************************************
// EFI_HTTP_CONFIG_DATA
//******************************************
typedef struct {
  EFI_HTTP_VERSION           HttpVersion;
  UINT32                     TimeOutMillisec;
  BOOLEAN                    LocalAddressIsIPv6;
  union {
    EFI_HTTPv4_ACCESS_POINT  *IPv4Node;
    EFI_HTTPv6_ACCESS_POINT  *IPv6Node;
 }         AccessPoint;
}  EFI_HTTP_CONFIG_DATA;

//*******************************************
// EFI_HTTP_REQUEST_DATA
//*******************************************
typedef struct {
  EFI_HTTP_METHOD          Method;
  CHAR16                   *Url;
}  EFI_HTTP_REQUEST_DATA;

//*******************************************
// EFI_HTTP_CONNECT_REQUEST_DATA
//*******************************************
typedef struct {
  EFI_HTTP_REQUEST_DATA   Base;
  CHAR16                  *ProxyUrl;
} EFI_HTTP_CONNECT_REQUEST_DATA;

//*******************************************
// EFI_HTTP_RESPONSE_DATA
//*******************************************
typedef struct {
 EFI_HTTP_STATUS_CODE              StatusCode;
}  EFI_HTTP_RESPONSE_DATA;

//*******************************************
// EFI_HTTP_HEADER
//*******************************************
typedef struct {
  CHAR8                          *FieldName;
  CHAR8                          *FieldValue;
} EFI_HTTP_HEADER;

//******************************************
// EFI_HTTP_MESSAGE
//******************************************
typedef struct {
  union {
    EFI_HTTP_REQUEST_DATA        *Request;
    EFI_HTTP_RESPONSE_DATA       *Response;
  }       Data;
  UINTN                          HeaderCount;
  EFI_HTTP_HEADER                *Headers;
  UINTN                          BodyLength;
  VOID                           *Body;
}  EFI_HTTP_MESSAGE;

//******************************************
// EFI_HTTP_TOKEN
//******************************************
typedef struct {
  EFI_EVENT              Event;
  EFI_STATUS             Status;
  EFI_HTTP_MESSAGE       *Message;
}  EFI_HTTP_TOKEN;

typedef
EFI_STATUS
(EFIAPI * EFI_HTTP_GET_MODE_DATA)(
  IN EFI_HTTP_PROTOCOL             *This,
  OUT EFI_HTTP_CONFIG_DATA         *HttpConfigData
);

typedef
EFI_STATUS
(EFIAPI *EFI_HTTP_CONFIGURE)(
  IN EFI_HTTP_PROTOCOL           *This,
  IN EFI_HTTP_CONFIG_DATA        *HttpConfigData OPTIONAL
);

typedef
EFI_STATUS
(EFIAPI *EFI_HTTP_REQUEST) (
  IN EFI_HTTP_PROTOCOL           *This,
  IN EFI_HTTP_TOKEN              *Token
);

typedef
EFI_STATUS
(EFIAPI * EFI_HTTP_CANCEL)(
  IN EFI_HTTP_PROTOCOL         *This,
  IN EFI_HTTP_TOKEN            *Token
);

typedef
EFI_STATUS
(EFIAPI *EFI_HTTP_RESPONSE) (
  IN EFI_HTTP_PROTOCOL             *This,
  IN EFI_HTTP_TOKEN                *Token
);

typedef
EFI_STATUS
(EFIAPI *EFI_HTTP_POLL) (
 IN EFI_HTTP_PROTOCOL        *This
);

typedef struct _EFI_HTTP_PROTOCOL {
  EFI_HTTP_GET_MODE_DATA       GetModeData;
  EFI_HTTP_CONFIGURE           Configure;
  EFI_HTTP_REQUEST             Request;
  EFI_HTTP_CANCEL              Cancel;
  EFI_HTTP_RESPONSE            Response;
  EFI_HTTP_POLL                Poll;
}  EFI_HTTP_PROTOCOL;

#endif