src/vg/vg_steam.h

   1 #ifndef VG_STEAM_H
   2 #define VG_STEAM_H
   3
   4 #include "vg.h"
   5
   6 /*
   7  * TODO: Combine interfaces and stuff here instead of having them in client code
   8  */
   9
  10 #if defined(__linux__) || defined(__APPLE__)
  11 /*
  12  * The 32-bit version of gcc has the alignment requirement for u64 and double
  13  * set to 4 meaning that even with #pragma pack(8) these types will only be
  14  * four-byte aligned. The 64-bit version of gcc has the alignment requirement
  15  * for these types set to 8 meaning that unless we use #pragma pack(4) our
  16  * structures will get bigger. The 64-bit structure packing has to match the
  17  * 32-bit structure packing for each platform.
  18  */
  19  #define VALVE_CALLBACK_PACK_SMALL
  20  #pragma pack( push, 4 )
  21 #else
  22  #define VALVE_CALLBACK_PACK_LARGE
  23  #pragma pack( push, 8 )
  24 #endif
  25
  26 typedef i32     HSteamPipe;
  27 typedef i32     HSteamUser;
  28
  29 typedef int E_iCallBack_t;
  30
  31 typedef u64     u64_steamid;
  32 typedef u64 SteamAPICall_t;
  33
  34 typedef u32 AppId_t;
  35 const AppId_t k_uAppIdInvalid = 0x0;
  36
  37 typedef u32 DepotId_t;
  38 const DepotId_t k_uDepotIdInvalid = 0x0;
  39
  40 typedef u32 RTime32;
  41
  42 enum { k_iSteamUserCallbacks = 100 };
  43 enum { k_iSteamGameServerCallbacks = 200 };
  44 enum { k_iSteamFriendsCallbacks = 300 };
  45 enum { k_iSteamBillingCallbacks = 400 };
  46 enum { k_iSteamMatchmakingCallbacks = 500 };
  47 enum { k_iSteamContentServerCallbacks = 600 };
  48 enum { k_iSteamUtilsCallbacks = 700 };
  49 enum { k_iClientFriendsCallbacks = 800 };
  50 enum { k_iClientUserCallbacks = 900 };
  51 enum { k_iSteamAppsCallbacks = 1000 };
  52 enum { k_iSteamUserStatsCallbacks = 1100 };
  53 enum { k_iSteamNetworkingCallbacks = 1200 };
  54 enum { k_iSteamNetworkingSocketsCallbacks = 1220 };
  55 enum { k_iSteamNetworkingMessagesCallbacks = 1250 };
  56 enum { k_iSteamNetworkingUtilsCallbacks = 1280 };
  57 enum { k_iClientRemoteStorageCallbacks = 1300 };
  58 enum { k_iClientDepotBuilderCallbacks = 1400 };
  59 enum { k_iSteamGameServerItemsCallbacks = 1500 };
  60 enum { k_iClientUtilsCallbacks = 1600 };
  61 enum { k_iSteamGameCoordinatorCallbacks = 1700 };
  62 enum { k_iSteamGameServerStatsCallbacks = 1800 };
  63 enum { k_iSteam2AsyncCallbacks = 1900 };
  64 enum { k_iSteamGameStatsCallbacks = 2000 };
  65 enum { k_iClientHTTPCallbacks = 2100 };
  66 enum { k_iClientScreenshotsCallbacks = 2200 };
  67 enum { k_iSteamScreenshotsCallbacks = 2300 };
  68 enum { k_iClientAudioCallbacks = 2400 };
  69 enum { k_iClientUnifiedMessagesCallbacks = 2500 };
  70 enum { k_iSteamStreamLauncherCallbacks = 2600 };
  71 enum { k_iClientControllerCallbacks = 2700 };
  72 enum { k_iSteamControllerCallbacks = 2800 };
  73 enum { k_iClientParentalSettingsCallbacks = 2900 };
  74 enum { k_iClientDeviceAuthCallbacks = 3000 };
  75 enum { k_iClientNetworkDeviceManagerCallbacks = 3100 };
  76 enum { k_iClientMusicCallbacks = 3200 };
  77 enum { k_iClientRemoteClientManagerCallbacks = 3300 };
  78 enum { k_iClientUGCCallbacks = 3400 };
  79 enum { k_iSteamStreamClientCallbacks = 3500 };
  80 enum { k_IClientProductBuilderCallbacks = 3600 };
  81 enum { k_iClientShortcutsCallbacks = 3700 };
  82 enum { k_iClientRemoteControlManagerCallbacks = 3800 };
  83 enum { k_iSteamAppListCallbacks = 3900 };
  84 enum { k_iSteamMusicCallbacks = 4000 };
  85 enum { k_iSteamMusicRemoteCallbacks = 4100 };
  86 enum { k_iClientVRCallbacks = 4200 };
  87 enum { k_iClientGameNotificationCallbacks = 4300 };
  88 enum { k_iSteamGameNotificationCallbacks = 4400 };
  89 enum { k_iSteamHTMLSurfaceCallbacks = 4500 };
  90 enum { k_iClientVideoCallbacks = 4600 };
  91 enum { k_iClientInventoryCallbacks = 4700 };
  92 enum { k_iClientBluetoothManagerCallbacks = 4800 };
  93 enum { k_iClientSharedConnectionCallbacks = 4900 };
  94 enum { k_ISteamParentalSettingsCallbacks = 5000 };
  95 enum { k_iClientShaderCallbacks = 5100 };
  96 enum { k_iSteamGameSearchCallbacks = 5200 };
  97 enum { k_iSteamPartiesCallbacks = 5300 };
  98 enum { k_iClientPartiesCallbacks = 5400 };
  99 enum { k_iSteamSTARCallbacks = 5500 };
 100 enum { k_iClientSTARCallbacks = 5600 };
 101 enum { k_iSteamRemotePlayCallbacks = 5700 };
 102 enum { k_iClientCompatCallbacks = 5800 };
 103 enum { k_iSteamChatCallbacks = 5900 };
 104
 105 // General result codes
 106 typedef enum EResult
 107 {
 108         k_EResultNone = 0,                                      // no result
 109         k_EResultOK     = 1,                                            // success
 110         k_EResultFail = 2,                                      // generic failure
 111         k_EResultNoConnection = 3,                      // no/failed network connection
 112 //      k_EResultNoConnectionRetry = 4, // OBSOLETE - removed
 113         k_EResultInvalidPassword = 5,           // password/ticket is invalid
 114         k_EResultLoggedInElsewhere = 6, // same user logged in elsewhere
 115         k_EResultInvalidProtocolVer = 7,        // protocol version is incorrect
 116         k_EResultInvalidParam = 8,                      // a parameter is incorrect
 117         k_EResultFileNotFound = 9,                      // file was not found
 118         k_EResultBusy = 10,                                     // called method busy - action not taken
 119         k_EResultInvalidState = 11,             // called object was in an invalid state
 120         k_EResultInvalidName = 12,                 // name is invalid
 121         k_EResultInvalidEmail = 13,             // email is invalid
 122         k_EResultDuplicateName = 14,            // name is not unique
 123         k_EResultAccessDenied = 15,             // access is denied
 124         k_EResultTimeout = 16,                     // operation timed out
 125         k_EResultBanned = 17,                           // VAC2 banned
 126         k_EResultAccountNotFound = 18,  // account not found
 127         k_EResultInvalidSteamID = 19,           // steamID is invalid
 128         k_EResultServiceUnavailable = 20,// The requested service is currently
 129                                     // unavailable
 130         k_EResultNotLoggedOn = 21,       // The user is not logged on
 131         k_EResultPending = 22,                          // Request is pending (may be in process, or
 132                                     // waiting on third party)
 133         k_EResultEncryptionFailure = 23,                // Encryption or Decryption failed
 134         k_EResultInsufficientPrivilege = 24,// Insufficient privilege
 135         k_EResultLimitExceeded = 25,                    // Too much of a good thing
 136         k_EResultRevoked = 26,                          // Access has been revoked (used for revoked
 137                                     // guest passes)
 138         k_EResultExpired = 27,                          // License/Guest pass the user is trying to
 139                                     // access is expired
 140         k_EResultAlreadyRedeemed = 28,  // Guest pass has already been redeemed by
 141                                     // account, cannot be acked again
 142         k_EResultDuplicateRequest = 29, // The request is a duplicate and the action
 143                                     // has already occurred in the past, ignored
 144                                     // this time
 145         k_EResultAlreadyOwned = 30,             // All the games in this guest pass
 146                                     // redemption request are already owned by
 147                                     // the user
 148         k_EResultIPNotFound = 31,                       // IP address not found
 149         k_EResultPersistFailed = 32,            // failed to write change to the data store
 150         k_EResultLockingFailed = 33,            // failed to acquire access lock for this
 151                                     // operation
 152         k_EResultLogonSessionReplaced = 34,
 153         k_EResultConnectFailed = 35,
 154         k_EResultHandshakeFailed = 36,
 155         k_EResultIOFailure = 37,
 156         k_EResultRemoteDisconnect = 38,
 157         k_EResultShoppingCartNotFound = 39,     // failed to find the shopping cart
 158                                        // requested
 159         k_EResultBlocked = 40,                                  // a user didn't allow it
 160         k_EResultIgnored = 41,                                  // target is ignoring sender
 161         k_EResultNoMatch = 42,                                  // nothing matching the request found
 162         k_EResultAccountDisabled = 43,
 163         k_EResultServiceReadOnly = 44,          // this service is not accepting content
 164                                        // changes right now
 165         k_EResultAccountNotFeatured = 45,       // account doesn't have value, so this
 166                                        // feature isn't available
 167         k_EResultAdministratorOK = 46,          // allowed to take this action, but only
 168                                        // because requester is admin
 169         k_EResultContentVersion = 47,                   // A Version mismatch in content
 170                                        // transmitted within the Steam protocol.
 171         k_EResultTryAnotherCM = 48,                     // The current CM can't service the user
 172                                        // making a request, user should try
 173                                        // another.
 174         k_EResultPasswordRequiredToKickSession = 49, // You are already logged in
 175                                        // elsewhere, this cached credential
 176                                        // login has failed.
 177         k_EResultAlreadyLoggedInElsewhere = 50, // You are already logged in
 178                                            // elsewhere, you must wait
 179         k_EResultSuspended = 51,   // Long running operation (content download)
 180                               // suspended/paused
 181         k_EResultCancelled = 52,   // Operation canceled (typically by user:
 182                               // content download)
 183         k_EResultDataCorruption = 53,   // Operation canceled because data is ill
 184                                  // formed or unrecoverable
 185         k_EResultDiskFull = 54,                 // Operation canceled - not enough disk space.
 186         k_EResultRemoteCallFailed = 55, // an remote call or IPC call failed
 187         k_EResultPasswordUnset = 56,            // Password could not be verified as it's
 188                                     // unset server side
 189         k_EResultExternalAccountUnlinked = 57,  // External account (PSN, Facebook...)
 190                                           // is not linked to a Steam account
 191         k_EResultPSNTicketInvalid = 58,                 // PSN ticket was invalid
 192         k_EResultExternalAccountAlreadyLinked = 59,     // External account (PSN,
 193          // Facebook...) is already linked to some other account,
 194          // must explicitly request to replace/delete the link first
 195         k_EResultRemoteFileConflict = 60, // The sync cannot resume due to a conflict
 196                                      // between the local and remote files
 197         k_EResultIllegalPassword = 61,   // The requested new password is not legal
 198         k_EResultSameAsPreviousValue = 62,// new value is the same as the old one (
 199                                      // secret question and answer )
 200         k_EResultAccountLogonDenied = 63, // account login denied due to 2nd factor
 201                                      // authentication failure
 202         k_EResultCannotUseOldPassword = 64,     // The requested new password is not
 203                                        // legal
 204         k_EResultInvalidLoginAuthCode = 65,     // account login denied due to auth code
 205                                        // invalid
 206         k_EResultAccountLogonDeniedNoMail = 66, // account login denied due to 2nd
 207                                            // factor auth failure - and no mail
 208                                            // has been sent
 209         k_EResultHardwareNotCapableOfIPT = 67,
 210         k_EResultIPTInitError = 68,
 211         k_EResultParentalControlRestricted = 69,// operation failed due to parental
 212                                            // control restrictions for current
 213                                            // user
 214         k_EResultFacebookQueryError = 70,                // Facebook query returned an error
 215         k_EResultExpiredLoginAuthCode = 71,              // account login denied due to auth
 216                                            // code expired
 217         k_EResultIPLoginRestrictionFailed = 72,
 218         k_EResultAccountLockedDown = 73,
 219         k_EResultAccountLogonDeniedVerifiedEmailRequired = 74,
 220         k_EResultNoMatchingURL = 75,
 221         k_EResultBadResponse = 76,              // parse failure, missing field, etc.
 222         k_EResultRequirePasswordReEntry = 77, // The user cannot complete the action
 223                                          // until they re-enter their password
 224         k_EResultValueOutOfRange = 78,  // the value entered is outside the
 225                                     // acceptable range
 226         k_EResultUnexpectedError = 79,  // something happened that we didn't expect
 227                                     // to ever happen
 228         k_EResultDisabled = 80,                         // The requested service has been configured
 229                                     // to be unavailable
 230         k_EResultInvalidCEGSubmission = 81,     // The set of files submitted to the CEG
 231                                        // server are not valid !
 232         k_EResultRestrictedDevice = 82,         // The device being used is not allowed
 233                                        // to perform this action
 234         k_EResultRegionLocked = 83,                     // The action could not be complete
 235                                        // because it is region restricted
 236         k_EResultRateLimitExceeded = 84,        // Temporary rate limit exceeded, try
 237                                     // again later, different from
 238                                     // k_EResultLimitExceeded which may be
 239                                     // permanent
 240         k_EResultAccountLoginDeniedNeedTwoFactor = 85, // Need two-factor code to
 241                                                   // login
 242         k_EResultItemDeleted = 86,      // The thing we're trying to access has been
 243                               // deleted
 244         k_EResultAccountLoginDeniedThrottle = 87,       // login attempt failed, try to
 245                                              // throttle response to possible
 246                                              // attacker
 247         k_EResultTwoFactorCodeMismatch = 88,            // two factor code mismatch
 248         k_EResultTwoFactorActivationCodeMismatch = 89,  // activation code for
 249                                                    // two-factor didn't match
 250         k_EResultAccountAssociatedToMultiplePartners = 90,      // account has been
 251                                           // associated with multiple partners
 252         k_EResultNotModified = 91,                                      // data not modified
 253         k_EResultNoMobileDevice = 92,   // the account does not have a mobile
 254                                  // device associated with it
 255         k_EResultTimeNotSynced = 93,    // the time presented is out of range or
 256                                  // tolerance
 257         k_EResultSmsCodeFailed = 94,    // SMS code failure (no match, none pending,
 258                                  // etc.)
 259         k_EResultAccountLimitExceeded = 95,     // Too many accounts access this resource
 260         k_EResultAccountActivityLimitExceeded = 96,// Too many changes to
 261                                               // this account
 262         k_EResultPhoneActivityLimitExceeded = 97,       // Too many changes to this phone
 263         k_EResultRefundToWallet = 98,   // Cannot refund to payment method, must use
 264                                  // wallet
 265         k_EResultEmailSendFailure = 99, // Cannot send an email
 266         k_EResultNotSettled = 100,      // Can't perform operation till payment
 267                               // has settled
 268         k_EResultNeedCaptcha = 101,// Needs to provide a valid captcha
 269         k_EResultGSLTDenied = 102,      // a game server login token owned by this token's
 270                               // owner has been banned
 271         k_EResultGSOwnerDenied = 103,   // game server owner is denied for other reason
 272                         // (account lock, community ban, vac ban, missing phone)
 273         k_EResultInvalidItemType = 104,// the type of thing we were requested to act
 274                                   // on is invalid
 275         k_EResultIPBanned = 105,// the ip address has been banned from taking this
 276                            // action
 277         k_EResultGSLTExpired = 106,// this token has expired from disuse; can be
 278                               // reset for use
 279         k_EResultInsufficientFunds = 107,// user doesn't have enough wallet funds to
 280                                     // complete the action
 281         k_EResultTooManyPending = 108,  // There are too many of this thing pending
 282                                     // already
 283         k_EResultNoSiteLicensesFound = 109,     // No site licenses found
 284         k_EResultWGNetworkSendExceeded = 110,// the WG couldn't send a response
 285                               // because we exceeded max network send size
 286         k_EResultAccountNotFriends = 111, // the user is not mutually friends
 287         k_EResultLimitedUserAccount = 112,// the user is limited
 288         k_EResultCantRemoveItem = 113,   // item can't be removed
 289         k_EResultAccountDeleted = 114,   // account has been deleted
 290         k_EResultExistingUserCancelledLicense = 115,
 291    // A license for this already exists, but cancelled
 292         k_EResultCommunityCooldown = 116,       // access is denied because of a
 293             // community cooldown (probably from support profile data resets)
 294         k_EResultNoLauncherSpecified = 117,     // No launcher was specified, but a
 295    // launcher was needed to choose correct realm for operation.
 296         k_EResultMustAgreeToSSA = 118,// User must agree to china SSA or global SSA
 297                                  // before login
 298         k_EResultLauncherMigrated = 119,        // The specified launcher type is no longer
 299                            // supported; the user should be directed elsewhere
 300         k_EResultSteamRealmMismatch = 120,      // The user's realm does not match the
 301                                        // realm of the requested resource
 302         k_EResultInvalidSignature = 121,                        // signature check did not match
 303         k_EResultParseFailure = 122,            // Failed to parse input
 304         k_EResultNoVerifiedPhone = 123, // account does not have a verified phone
 305                                     // number
 306 } EResult;
 307
 308 typedef struct {
 309
 310         HSteamUser m_hSteamUser;        // Specific user to whom this callback applies.
 311         int m_iCallback;
 312         u8 *m_pubParam;                 // Points to the callback structure
 313         int m_cubParam;                 // Size of the data pointed to by m_pubParam
 314
 315 } CallbackMsg_t;
 316
 317 typedef struct {
 318
 319         SteamAPICall_t m_hAsyncCall;
 320         int m_iCallback;
 321         u32 m_cubParam;
 322
 323 } SteamAPICallCompleted_t;
 324
 325 enum { k_iSteamAPICallCompleted = k_iSteamUtilsCallbacks + 3 };
 326
 327 // Steam universes.  Each universe is a self-contained Steam instance.
 328 typedef enum {
 329         k_EUniverseInvalid = 0,
 330         k_EUniversePublic = 1,
 331         k_EUniverseBeta = 2,
 332         k_EUniverseInternal = 3,
 333         k_EUniverseDev = 4,
 334         // k_EUniverseRC = 5,                           // no such universe anymore
 335         k_EUniverseMax
 336 } EUniverse_t;
 337
 338 struct SteamIDComponent_t
 339 {
 340 #ifdef VALVE_BIG_ENDIAN
 341    EUniverse_t                  m_EUniverse : 8
 342    unsigned int         m_EAccountType : 4;
 343    unsigned int         m_unAccountInstance : 20;
 344    u32                                  m_unAccountID : 32;
 345 #else
 346    u32                                  m_unAccountID : 32;
 347    unsigned int         m_unAccountInstance : 20;
 348    unsigned int         m_EAccountType : 4;
 349    EUniverse_t                  m_EUniverse : 8;
 350 #endif
 351 };
 352
 353 typedef struct
 354 {
 355         // 64 bits total
 356         union
 357    {
 358       struct SteamIDComponent_t m_comp;
 359                 u64 m_unAll64Bits;
 360         };
 361 }
 362 CSteamID;
 363
 364 typedef struct GameID_t
 365 {
 366 #ifdef VALVE_BIG_ENDIAN
 367         unsigned int m_nModID : 32;
 368         unsigned int m_nType : 8;
 369         unsigned int m_nAppID : 24;
 370 #else
 371         unsigned int m_nAppID : 24;
 372         unsigned int m_nType : 8;
 373         unsigned int m_nModID : 32;
 374 #endif
 375 } CGameID;
 376
 377 #pragma pack( pop )
 378
 379 /*
 380  * Standard login
 381  * =============================================================================
 382  */
 383
 384 int   SteamAPI_RestartAppIfNecessary( u32 unOwnAppID );
 385 int   SteamAPI_Init(void);
 386 void  SteamAPI_Shutdown(void);
 387
 388 /*
 389  * Server mode login
 390  * =============================================================================
 391  */
 392
 393 typedef enum EServerMode EServerMode;
 394 enum EServerMode
 395 {
 396         eServerModeInvalid = 0,
 397         eServerModeNoAuthentication = 1,
 398         eServerModeAuthentication = 2,
 399         eServerModeAuthenticationAndSecure = 3,
 400 };
 401
 402 int SteamInternal_GameServer_Init( u32 unIP, u16 usLegacySteamPort,
 403                                    u16 usGamePort, u16 usQueryPort,
 404                                    EServerMode eServerMode,
 405                                    const char *pchVersionString );
 406
 407 /* Initialize SteamGameServer client and interface objects, and set server
 408  * properties which may not be changed.
 409  * After calling this function, you should set any additional server parameters,
 410  * and then call ISteamGameServer::LogOnAnonymous() or ISteamGameServer::LogOn()
 411  *
 412  * - unIP will usually be zero.  If you are on a machine with multiple IP
 413  *   addresses, you can pass a non-zero value here and the relevant sockets will
 414  *   be bound to that IP.  This can be used to ensure that the IP you desire is
 415  *   the one used in the server browser.
 416  * - usGamePort is the port that clients will connect to for gameplay. You will
 417  *   usually open up your own socket bound to this port.
 418  * - usQueryPort is the port that will manage server browser related duties and
 419  *   info pings from clients.  If you pass STEAMGAMESERVER_QUERY_PORT_SHARED for
 420  *   usQueryPort, then it will use "GameSocketShare" mode, which means that the
 421  *   game is responsible for sending and receiving UDP packets for the master
 422  *   server updater.  (See ISteamGameServer::HandleIncomingPacket and
 423  *   ISteamGameServer::GetNextOutgoingPacket.)
 424  * - The version string should be in the form x.x.x.x, and is used by the master
 425  *   server to detect when the server is out of date. (Only servers with the
 426  *   latest version will be listed.)
 427  */
 428 int   SteamGameServer_Init( u32 unIP, u16 usGamePort, u16 usQueryPort,
 429                             EServerMode eServerMode,
 430                             const char *pchVersionString )
 431 {
 432    return SteamInternal_GameServer_Init( unIP, 0, usGamePort, usQueryPort,
 433                                          eServerMode, pchVersionString );
 434 }
 435
 436
 437 void *SteamAPI_SteamGameServer_v014(void);
 438 void *SteamAPI_SteamGameServer(void)
 439 {
 440    return SteamAPI_SteamGameServer_v014();
 441 }
 442
 443 void SteamAPI_ISteamGameServer_LogOnAnonymous( void* self );
 444
 445 void SteamGameServer_Shutdown(void);
 446
 447 int  SteamGameServer_BSecure(void);
 448 u64  SteamGameServer_GetSteamID(void);
 449
 450 /*
 451  * Async callbacks
 452  * =============================================================================
 453  */
 454 typedef struct steam_async steam_async;
 455 struct steam_async
 456 {
 457    SteamAPICall_t id;
 458    void *data;
 459
 460    void (*p_handler)( void *result, void *userdata );
 461 }
 462 static steam_async_trackers[32];
 463 static u32 steam_async_track_count;
 464
 465 steam_async *steam_new_async(void)
 466 {
 467    if( steam_async_track_count == vg_list_size(steam_async_trackers) )
 468    {
 469       vg_error( "Maximum concurrent API calls exceeded (%u)\n",
 470                 steam_async_track_count );
 471       return NULL;
 472    }
 473
 474    return &steam_async_trackers[ steam_async_track_count ++ ];
 475 }
 476
 477 /*
 478  * Regular callbacks
 479  * =============================================================================
 480  */
 481
 482 typedef struct steam_callback_handler steam_callback_handler;
 483 struct steam_callback_handler
 484 {
 485    u32 callback_id;
 486    void (*p_handler)( CallbackMsg_t *msg );
 487 }
 488 static steam_callback_handlers[64];
 489 static u32 steam_callback_handler_count;
 490
 491 static int steam_register_callback( u32 id,
 492                                     void (*p_handler)( CallbackMsg_t *msg ) )
 493 {
 494    if( steam_callback_handler_count == vg_list_size(steam_callback_handlers) )
 495    {
 496       vg_error( "Too many steam callback handlers registered (%u)\n",
 497                   steam_callback_handler_count );
 498
 499       return 0;
 500    }
 501
 502    steam_callback_handler *handler = &steam_callback_handlers[
 503       steam_callback_handler_count ++ ];
 504
 505    handler->p_handler = p_handler;
 506    handler->callback_id = id;
 507
 508    return 1;
 509 }
 510
 511 /*
 512  * Event loop
 513  * =============================================================================
 514  */
 515 HSteamPipe SteamAPI_GetHSteamPipe(void);
 516 HSteamPipe SteamGameServer_GetHSteamPipe(void);
 517 HSteamUser SteamAPI_GetHSteamUser(void);
 518 void    SteamAPI_ManualDispatch_Init(void);
 519 void    SteamAPI_ManualDispatch_RunFrame( HSteamPipe hSteamPipe );
 520 int     SteamAPI_ManualDispatch_GetNextCallback( HSteamPipe hSteamPipe,
 521                                                CallbackMsg_t *pCallbackMsg );
 522 void    SteamAPI_ManualDispatch_FreeLastCallback( HSteamPipe hSteamPipe );
 523 int     SteamAPI_ManualDispatch_GetAPICallResult( HSteamPipe hSteamPipe,
 524          SteamAPICall_t hSteamAPICall, void *pCallback, int cubCallback,
 525          int iCallbackExpected, int *pbFailed );
 526
 527 void    SteamAPI_ReleaseCurrentThreadMemory(void);
 528
 529 static void steamworks_process_api_call( HSteamPipe pipe,
 530                                          CallbackMsg_t *callback )
 531 {
 532    SteamAPICallCompleted_t *pCallCompleted =
 533       (SteamAPICallCompleted_t *)callback->m_pubParam;
 534
 535    int bFailed;
 536
 537    void *temp = alloca( pCallCompleted->m_cubParam );
 538
 539    if( SteamAPI_ManualDispatch_GetAPICallResult(
 540       pipe,
 541       pCallCompleted->m_hAsyncCall,
 542       temp,
 543       pCallCompleted->m_cubParam,
 544       pCallCompleted->m_iCallback,
 545       &bFailed )
 546    )
 547    {
 548       /*
 549        * Dispatch the call result to the registered handler(s) for the
 550        * call identified by pCallCompleted->m_hAsyncCall
 551        */
 552
 553       vg_info( "steamworks_event::api_call_completed( %lu )\n",
 554             pCallCompleted->m_hAsyncCall );
 555
 556       int j=0;
 557       for( int i=0; i<steam_async_track_count; i++ )
 558       {
 559          if( steam_async_trackers[j].id != pCallCompleted->m_hAsyncCall )
 560          {
 561             steam_async_trackers[j ++] = steam_async_trackers[i];
 562          }
 563          else
 564          {
 565             steam_async *pasync = &steam_async_trackers[j];
 566             pasync->p_handler( temp, pasync->data );
 567          }
 568       }
 569
 570       if( steam_async_track_count == j )
 571       {
 572          vg_error( "No tracker was register for API call\n" );
 573       }
 574
 575       steam_async_track_count = j;
 576    }
 577    else
 578    {
 579 #if 0
 580       typedef enum ESteamAPICallFailure
 581       {
 582          k_ESteamAPICallFailureNone = -1,
 583          k_ESteamAPICallFailureSteamGone = 0,
 584          k_ESteamAPICallFailureNetworkFailure = 1,
 585          k_ESteamAPICallFailureInvalidHandle = 2,
 586          k_ESteamAPICallFailureMismatchedCallback = 3,
 587       }
 588
 589       ESteamAPICallFailure;
 590       ESteamAPICallFailure fail_why =
 591       SteamAPI_ISteamUtils_GetAPICallFailureReason(
 592             steam_api_classes.utils, pCallCompleted->m_hAsyncCall );
 593
 594       vg_error( "steamworks_event: error getting call result on"
 595                 "%lu (code %d)\n",
 596                 pCallCompleted->m_hAsyncCall, fail_why );
 597 #endif
 598    }
 599 }
 600
 601 static void steamworks_event_loop( HSteamPipe pipe )
 602 {
 603         SteamAPI_ManualDispatch_RunFrame( pipe );
 604         CallbackMsg_t callback;
 605
 606         while( SteamAPI_ManualDispatch_GetNextCallback( pipe, &callback ) )
 607         {
 608                 vg_low( "steamworks_event::callback( %i )\n", callback.m_iCallback );
 609
 610                 /* Check for dispatching API call results */
 611                 if( callback.m_iCallback == k_iSteamAPICallCompleted )
 612       {
 613          steamworks_process_api_call( pipe, &callback );
 614                 }
 615                 else
 616                 {
 617                         /*
 618           * Look at callback.m_iCallback to see what kind of callback it is,
 619                          * and dispatch to appropriate handler(s)
 620                          * void *data = callback.m_pubParam;
 621           */
 622
 623          for( int i=0; i<steam_callback_handler_count; i++ )
 624          {
 625             steam_callback_handler *handler = &steam_callback_handlers[i];
 626             if( handler->callback_id == callback.m_iCallback )
 627             {
 628                handler->p_handler( &callback );
 629                break;
 630             }
 631          }
 632                 }
 633
 634                 SteamAPI_ManualDispatch_FreeLastCallback( pipe );
 635         }
 636 }
 637
 638 /*
 639  * This is required to run the server outside of steamcmd environment.
 640  * It can be any appid but idealy the one that is actually your game
 641  */
 642 static void steamworks_ensure_txt( const char *appid_str )
 643 {
 644    FILE *txt = fopen("steam_appid.txt", "w");
 645    fputs( appid_str, txt );
 646    fclose( txt );
 647 }
 648
 649 #endif /* VG_STEAM_H */