mirror of
https://gitlab.com/Mr_Goldberg/goldberg_emulator.git
synced 2024-10-30 21:20:10 +00:00
221 lines
12 KiB
C++
221 lines
12 KiB
C++
//====== Copyright © 1996-2009, Valve Corporation, All rights reserved. =======
|
|
//
|
|
// Purpose: interface to http client
|
|
//
|
|
//=============================================================================
|
|
|
|
#ifndef ISTEAMHTTP_H
|
|
#define ISTEAMHTTP_H
|
|
#ifdef STEAM_WIN32
|
|
#pragma once
|
|
#endif
|
|
|
|
#include "steam_api_common.h"
|
|
#include "steamhttpenums.h"
|
|
|
|
// Handle to a HTTP Request handle
|
|
typedef uint32 HTTPRequestHandle;
|
|
#define INVALID_HTTPREQUEST_HANDLE 0
|
|
|
|
typedef uint32 HTTPCookieContainerHandle;
|
|
#define INVALID_HTTPCOOKIE_HANDLE 0
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose: interface to http client
|
|
//-----------------------------------------------------------------------------
|
|
class ISteamHTTP
|
|
{
|
|
public:
|
|
|
|
// Initializes a new HTTP request, returning a handle to use in further operations on it. Requires
|
|
// the method (GET or POST) and the absolute URL for the request. Both http and https are supported,
|
|
// so this string must start with http:// or https:// and should look like http://store.steampowered.com/app/250/
|
|
// or such.
|
|
virtual HTTPRequestHandle CreateHTTPRequest( EHTTPMethod eHTTPRequestMethod, const char *pchAbsoluteURL ) = 0;
|
|
|
|
// Set a context value for the request, which will be returned in the HTTPRequestCompleted_t callback after
|
|
// sending the request. This is just so the caller can easily keep track of which callbacks go with which request data.
|
|
virtual bool SetHTTPRequestContextValue( HTTPRequestHandle hRequest, uint64 ulContextValue ) = 0;
|
|
|
|
// Set a timeout in seconds for the HTTP request, must be called prior to sending the request. Default
|
|
// timeout is 60 seconds if you don't call this. Returns false if the handle is invalid, or the request
|
|
// has already been sent.
|
|
virtual bool SetHTTPRequestNetworkActivityTimeout( HTTPRequestHandle hRequest, uint32 unTimeoutSeconds ) = 0;
|
|
|
|
// Set a request header value for the request, must be called prior to sending the request. Will
|
|
// return false if the handle is invalid or the request is already sent.
|
|
virtual bool SetHTTPRequestHeaderValue( HTTPRequestHandle hRequest, const char *pchHeaderName, const char *pchHeaderValue ) = 0;
|
|
|
|
// Set a GET or POST parameter value on the request, which is set will depend on the EHTTPMethod specified
|
|
// when creating the request. Must be called prior to sending the request. Will return false if the
|
|
// handle is invalid or the request is already sent.
|
|
virtual bool SetHTTPRequestGetOrPostParameter( HTTPRequestHandle hRequest, const char *pchParamName, const char *pchParamValue ) = 0;
|
|
|
|
// Sends the HTTP request, will return false on a bad handle, otherwise use SteamCallHandle to wait on
|
|
// asynchronous response via callback.
|
|
//
|
|
// Note: If the user is in offline mode in Steam, then this will add a only-if-cached cache-control
|
|
// header and only do a local cache lookup rather than sending any actual remote request.
|
|
virtual bool SendHTTPRequest( HTTPRequestHandle hRequest, SteamAPICall_t *pCallHandle ) = 0;
|
|
|
|
// Sends the HTTP request, will return false on a bad handle, otherwise use SteamCallHandle to wait on
|
|
// asynchronous response via callback for completion, and listen for HTTPRequestHeadersReceived_t and
|
|
// HTTPRequestDataReceived_t callbacks while streaming.
|
|
virtual bool SendHTTPRequestAndStreamResponse( HTTPRequestHandle hRequest, SteamAPICall_t *pCallHandle ) = 0;
|
|
|
|
// Defers a request you have sent, the actual HTTP client code may have many requests queued, and this will move
|
|
// the specified request to the tail of the queue. Returns false on invalid handle, or if the request is not yet sent.
|
|
virtual bool DeferHTTPRequest( HTTPRequestHandle hRequest ) = 0;
|
|
|
|
// Prioritizes a request you have sent, the actual HTTP client code may have many requests queued, and this will move
|
|
// the specified request to the head of the queue. Returns false on invalid handle, or if the request is not yet sent.
|
|
virtual bool PrioritizeHTTPRequest( HTTPRequestHandle hRequest ) = 0;
|
|
|
|
// Checks if a response header is present in a HTTP response given a handle from HTTPRequestCompleted_t, also
|
|
// returns the size of the header value if present so the caller and allocate a correctly sized buffer for
|
|
// GetHTTPResponseHeaderValue.
|
|
virtual bool GetHTTPResponseHeaderSize( HTTPRequestHandle hRequest, const char *pchHeaderName, uint32 *unResponseHeaderSize ) = 0;
|
|
|
|
// Gets header values from a HTTP response given a handle from HTTPRequestCompleted_t, will return false if the
|
|
// header is not present or if your buffer is too small to contain it's value. You should first call
|
|
// BGetHTTPResponseHeaderSize to check for the presence of the header and to find out the size buffer needed.
|
|
virtual bool GetHTTPResponseHeaderValue( HTTPRequestHandle hRequest, const char *pchHeaderName, uint8 *pHeaderValueBuffer, uint32 unBufferSize ) = 0;
|
|
|
|
// Gets the size of the body data from a HTTP response given a handle from HTTPRequestCompleted_t, will return false if the
|
|
// handle is invalid.
|
|
virtual bool GetHTTPResponseBodySize( HTTPRequestHandle hRequest, uint32 *unBodySize ) = 0;
|
|
|
|
// Gets the body data from a HTTP response given a handle from HTTPRequestCompleted_t, will return false if the
|
|
// handle is invalid or is to a streaming response, or if the provided buffer is not the correct size. Use BGetHTTPResponseBodySize first to find out
|
|
// the correct buffer size to use.
|
|
virtual bool GetHTTPResponseBodyData( HTTPRequestHandle hRequest, uint8 *pBodyDataBuffer, uint32 unBufferSize ) = 0;
|
|
|
|
// Gets the body data from a streaming HTTP response given a handle from HTTPRequestDataReceived_t. Will return false if the
|
|
// handle is invalid or is to a non-streaming response (meaning it wasn't sent with SendHTTPRequestAndStreamResponse), or if the buffer size and offset
|
|
// do not match the size and offset sent in HTTPRequestDataReceived_t.
|
|
virtual bool GetHTTPStreamingResponseBodyData( HTTPRequestHandle hRequest, uint32 cOffset, uint8 *pBodyDataBuffer, uint32 unBufferSize ) = 0;
|
|
|
|
// Releases an HTTP response handle, should always be called to free resources after receiving a HTTPRequestCompleted_t
|
|
// callback and finishing using the response.
|
|
virtual bool ReleaseHTTPRequest( HTTPRequestHandle hRequest ) = 0;
|
|
|
|
// Gets progress on downloading the body for the request. This will be zero unless a response header has already been
|
|
// received which included a content-length field. For responses that contain no content-length it will report
|
|
// zero for the duration of the request as the size is unknown until the connection closes.
|
|
virtual bool GetHTTPDownloadProgressPct( HTTPRequestHandle hRequest, float *pflPercentOut ) = 0;
|
|
|
|
// Sets the body for an HTTP Post request. Will fail and return false on a GET request, and will fail if POST params
|
|
// have already been set for the request. Setting this raw body makes it the only contents for the post, the pchContentType
|
|
// parameter will set the content-type header for the request so the server may know how to interpret the body.
|
|
virtual bool SetHTTPRequestRawPostBody( HTTPRequestHandle hRequest, const char *pchContentType, uint8 *pubBody, uint32 unBodyLen ) = 0;
|
|
|
|
// Creates a cookie container handle which you must later free with ReleaseCookieContainer(). If bAllowResponsesToModify=true
|
|
// than any response to your requests using this cookie container may add new cookies which may be transmitted with
|
|
// future requests. If bAllowResponsesToModify=false than only cookies you explicitly set will be sent. This API is just for
|
|
// during process lifetime, after steam restarts no cookies are persisted and you have no way to access the cookie container across
|
|
// repeat executions of your process.
|
|
virtual HTTPCookieContainerHandle CreateCookieContainer( bool bAllowResponsesToModify ) = 0;
|
|
|
|
// Release a cookie container you are finished using, freeing it's memory
|
|
virtual bool ReleaseCookieContainer( HTTPCookieContainerHandle hCookieContainer ) = 0;
|
|
|
|
// Adds a cookie to the specified cookie container that will be used with future requests.
|
|
virtual bool SetCookie( HTTPCookieContainerHandle hCookieContainer, const char *pchHost, const char *pchUrl, const char *pchCookie ) = 0;
|
|
|
|
// Set the cookie container to use for a HTTP request
|
|
virtual bool SetHTTPRequestCookieContainer( HTTPRequestHandle hRequest, HTTPCookieContainerHandle hCookieContainer ) = 0;
|
|
|
|
// Set the extra user agent info for a request, this doesn't clobber the normal user agent, it just adds the extra info on the end
|
|
virtual bool SetHTTPRequestUserAgentInfo( HTTPRequestHandle hRequest, const char *pchUserAgentInfo ) = 0;
|
|
|
|
// Disable or re-enable verification of SSL/TLS certificates.
|
|
// By default, certificates are checked for all HTTPS requests.
|
|
virtual bool SetHTTPRequestRequiresVerifiedCertificate( HTTPRequestHandle hRequest, bool bRequireVerifiedCertificate ) = 0;
|
|
|
|
// Set an absolute timeout on the HTTP request, this is just a total time timeout different than the network activity timeout
|
|
// which can bump everytime we get more data
|
|
virtual bool SetHTTPRequestAbsoluteTimeoutMS( HTTPRequestHandle hRequest, uint32 unMilliseconds ) = 0;
|
|
|
|
// Check if the reason the request failed was because we timed it out (rather than some harder failure)
|
|
virtual bool GetHTTPRequestWasTimedOut( HTTPRequestHandle hRequest, bool *pbWasTimedOut ) = 0;
|
|
};
|
|
|
|
#define STEAMHTTP_INTERFACE_VERSION "STEAMHTTP_INTERFACE_VERSION003"
|
|
|
|
#ifndef STEAM_API_EXPORTS
|
|
// Global interface accessor
|
|
inline ISteamHTTP *SteamHTTP();
|
|
STEAM_DEFINE_USER_INTERFACE_ACCESSOR( ISteamHTTP *, SteamHTTP, STEAMHTTP_INTERFACE_VERSION );
|
|
|
|
// Global accessor for the gameserver client
|
|
inline ISteamHTTP *SteamGameServerHTTP();
|
|
STEAM_DEFINE_GAMESERVER_INTERFACE_ACCESSOR( ISteamHTTP *, SteamGameServerHTTP, STEAMHTTP_INTERFACE_VERSION );
|
|
#endif
|
|
|
|
// callbacks
|
|
#if defined( VALVE_CALLBACK_PACK_SMALL )
|
|
#pragma pack( push, 4 )
|
|
#elif defined( VALVE_CALLBACK_PACK_LARGE )
|
|
#pragma pack( push, 8 )
|
|
#else
|
|
#error steam_api_common.h should define VALVE_CALLBACK_PACK_xxx
|
|
#endif
|
|
|
|
struct HTTPRequestCompleted_t
|
|
{
|
|
enum { k_iCallback = k_iSteamHTTPCallbacks + 1 };
|
|
|
|
// Handle value for the request that has completed.
|
|
HTTPRequestHandle m_hRequest;
|
|
|
|
// Context value that the user defined on the request that this callback is associated with, 0 if
|
|
// no context value was set.
|
|
uint64 m_ulContextValue;
|
|
|
|
// This will be true if we actually got any sort of response from the server (even an error).
|
|
// It will be false if we failed due to an internal error or client side network failure.
|
|
bool m_bRequestSuccessful;
|
|
|
|
// Will be the HTTP status code value returned by the server, k_EHTTPStatusCode200OK is the normal
|
|
// OK response, if you get something else you probably need to treat it as a failure.
|
|
EHTTPStatusCode m_eStatusCode;
|
|
|
|
uint32 m_unBodySize; // Same as GetHTTPResponseBodySize()
|
|
};
|
|
|
|
|
|
struct HTTPRequestHeadersReceived_t
|
|
{
|
|
enum { k_iCallback = k_iSteamHTTPCallbacks + 2 };
|
|
|
|
// Handle value for the request that has received headers.
|
|
HTTPRequestHandle m_hRequest;
|
|
|
|
// Context value that the user defined on the request that this callback is associated with, 0 if
|
|
// no context value was set.
|
|
uint64 m_ulContextValue;
|
|
};
|
|
|
|
struct HTTPRequestDataReceived_t
|
|
{
|
|
enum { k_iCallback = k_iSteamHTTPCallbacks + 3 };
|
|
|
|
// Handle value for the request that has received data.
|
|
HTTPRequestHandle m_hRequest;
|
|
|
|
// Context value that the user defined on the request that this callback is associated with, 0 if
|
|
// no context value was set.
|
|
uint64 m_ulContextValue;
|
|
|
|
|
|
// Offset to provide to GetHTTPStreamingResponseBodyData to get this chunk of data
|
|
uint32 m_cOffset;
|
|
|
|
// Size to provide to GetHTTPStreamingResponseBodyData to get this chunk of data
|
|
uint32 m_cBytesReceived;
|
|
};
|
|
|
|
|
|
#pragma pack( pop )
|
|
|
|
#endif // ISTEAMHTTP_H
|