From 5a079a2d114f96d4847d1ee305d5b7c16eeec50e Mon Sep 17 00:00:00 2001 From: 3gg <3gg@shellblade.net> Date: Sat, 27 Dec 2025 12:03:39 -0800 Subject: Initial commit --- .../SDL-3.2.8/src/storage/steam/SDL_steamstorage.c | 215 +++++++++++++++++++++ .../src/storage/steam/SDL_steamstorage_proc.h | 14 ++ 2 files changed, 229 insertions(+) create mode 100644 contrib/SDL-3.2.8/src/storage/steam/SDL_steamstorage.c create mode 100644 contrib/SDL-3.2.8/src/storage/steam/SDL_steamstorage_proc.h (limited to 'contrib/SDL-3.2.8/src/storage/steam') diff --git a/contrib/SDL-3.2.8/src/storage/steam/SDL_steamstorage.c b/contrib/SDL-3.2.8/src/storage/steam/SDL_steamstorage.c new file mode 100644 index 0000000..8f735f8 --- /dev/null +++ b/contrib/SDL-3.2.8/src/storage/steam/SDL_steamstorage.c @@ -0,0 +1,215 @@ +/* + Simple DirectMedia Layer + Copyright (C) 1997-2025 Sam Lantinga + + This software is provided 'as-is', without any express or implied + warranty. In no event will the authors be held liable for any damages + arising from the use of this software. + + Permission is granted to anyone to use this software for any purpose, + including commercial applications, and to alter it and redistribute it + freely, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you must not + claim that you wrote the original software. If you use this software + in a product, an acknowledgment in the product documentation would be + appreciated but is not required. + 2. Altered source versions must be plainly marked as such, and must not be + misrepresented as being the original software. + 3. This notice may not be removed or altered from any source distribution. +*/ + +#include "SDL_internal.h" + +#include "../SDL_sysstorage.h" + +// !!! FIXME: Async API can use SteamRemoteStorage_ReadFileAsync +// !!! FIXME: Async API can use SteamRemoteStorage_WriteFileAsync + +#define STEAM_PROC(ret, func, parms) \ + typedef ret (*steamfntype_##func) parms; +#include "SDL_steamstorage_proc.h" + +typedef struct STEAM_RemoteStorage +{ + SDL_SharedObject *libsteam_api; + #define STEAM_PROC(ret, func, parms) \ + steamfntype_##func func; + #include "SDL_steamstorage_proc.h" +} STEAM_RemoteStorage; + +static bool STEAM_CloseStorage(void *userdata) +{ + bool result = true; + STEAM_RemoteStorage *steam = (STEAM_RemoteStorage*) userdata; + void *steamremotestorage = steam->SteamAPI_SteamRemoteStorage_v016(); + if (steamremotestorage == NULL) { + result = SDL_SetError("SteamRemoteStorage unavailable"); + } else if (!steam->SteamAPI_ISteamRemoteStorage_EndFileWriteBatch(steamremotestorage)) { + result = SDL_SetError("SteamRemoteStorage()->EndFileWriteBatch() failed"); + } + SDL_UnloadObject(steam->libsteam_api); + SDL_free(steam); + return result; +} + +static bool STEAM_StorageReady(void *userdata) +{ + return true; +} + +static bool STEAM_GetStoragePathInfo(void *userdata, const char *path, SDL_PathInfo *info) +{ + STEAM_RemoteStorage *steam = (STEAM_RemoteStorage*) userdata; + void *steamremotestorage = steam->SteamAPI_SteamRemoteStorage_v016(); + if (steamremotestorage == NULL) { + return SDL_SetError("SteamRemoteStorage unavailable"); + } + + if (info) { + SDL_zerop(info); + info->type = SDL_PATHTYPE_FILE; + info->size = steam->SteamAPI_ISteamRemoteStorage_GetFileSize(steamremotestorage, path); + } + return true; +} + +static bool STEAM_ReadStorageFile(void *userdata, const char *path, void *destination, Uint64 length) +{ + bool result = false; + STEAM_RemoteStorage *steam = (STEAM_RemoteStorage*) userdata; + void *steamremotestorage = steam->SteamAPI_SteamRemoteStorage_v016(); + if (steamremotestorage == NULL) { + return SDL_SetError("SteamRemoteStorage unavailable"); + } + if (length > SDL_MAX_SINT32) { + return SDL_SetError("SteamRemoteStorage only supports INT32_MAX read size"); + } + if (steam->SteamAPI_ISteamRemoteStorage_FileRead(steamremotestorage, path, destination, (Sint32) length) == length) { + result = true; + } else { + SDL_SetError("SteamAPI_ISteamRemoteStorage_FileRead() failed"); + } + return result; +} + +static bool STEAM_WriteStorageFile(void *userdata, const char *path, const void *source, Uint64 length) +{ + bool result = false; + STEAM_RemoteStorage *steam = (STEAM_RemoteStorage*) userdata; + void *steamremotestorage = steam->SteamAPI_SteamRemoteStorage_v016(); + if (steamremotestorage == NULL) { + return SDL_SetError("SteamRemoteStorage unavailable"); + } + if (length > SDL_MAX_SINT32) { + return SDL_SetError("SteamRemoteStorage only supports INT32_MAX write size"); + } + if (steam->SteamAPI_ISteamRemoteStorage_FileWrite(steamremotestorage, path, source, (Sint32) length) == length) { + result = true; + } else { + SDL_SetError("SteamAPI_ISteamRemoteStorage_FileRead() failed"); + } + return result; +} + +static Uint64 STEAM_GetStorageSpaceRemaining(void *userdata) +{ + Uint64 total, remaining; + STEAM_RemoteStorage *steam = (STEAM_RemoteStorage*) userdata; + void *steamremotestorage = steam->SteamAPI_SteamRemoteStorage_v016(); + if (steamremotestorage == NULL) { + SDL_SetError("SteamRemoteStorage unavailable"); + return 0; + } + if (!steam->SteamAPI_ISteamRemoteStorage_GetQuota(steamremotestorage, &total, &remaining)) { + SDL_SetError("SteamRemoteStorage()->GetQuota failed"); + return 0; + } + return remaining; +} + +static const SDL_StorageInterface STEAM_user_iface = { + sizeof(SDL_StorageInterface), + STEAM_CloseStorage, + STEAM_StorageReady, + NULL, // enumerate + STEAM_GetStoragePathInfo, + STEAM_ReadStorageFile, + STEAM_WriteStorageFile, + NULL, // mkdir + NULL, // remove + NULL, // rename + NULL, // copy + STEAM_GetStorageSpaceRemaining +}; + +static SDL_Storage *STEAM_User_Create(const char *org, const char *app, SDL_PropertiesID props) +{ + SDL_Storage *result; + STEAM_RemoteStorage *steam; + void *steamremotestorage; + + steam = (STEAM_RemoteStorage*) SDL_malloc(sizeof(STEAM_RemoteStorage)); + if (steam == NULL) { + return NULL; + } + + steam->libsteam_api = SDL_LoadObject( +#if defined(_WIN64) + "steam_api64.dll" +#elif defined(_WIN32) + "steam_api.dll" +#elif defined(__APPLE__) + "libsteam_api.dylib" +#else + "libsteam_api.so" +#endif + ); + if (steam->libsteam_api == NULL) { + SDL_free(steam); + return NULL; + } + + #define STEAM_PROC(ret, func, parms) \ + steam->func = (steamfntype_##func) SDL_LoadFunction(steam->libsteam_api, #func); \ + if (steam->func == NULL) { \ + SDL_SetError("Could not load function " #func); \ + goto steamfail; \ + } + #include "SDL_steamstorage_proc.h" + + steamremotestorage = steam->SteamAPI_SteamRemoteStorage_v016(); + if (steamremotestorage == NULL) { + SDL_SetError("SteamRemoteStorage unavailable"); + goto steamfail; + } + if (!steam->SteamAPI_ISteamRemoteStorage_IsCloudEnabledForAccount(steamremotestorage)) { + SDL_SetError("Steam cloud is disabled for this user"); + goto steamfail; + } + if (!steam->SteamAPI_ISteamRemoteStorage_IsCloudEnabledForApp(steamremotestorage)) { + SDL_SetError("Steam cloud is disabled for this application"); + goto steamfail; + } + if (!steam->SteamAPI_ISteamRemoteStorage_BeginFileWriteBatch(steamremotestorage)) { + SDL_SetError("SteamRemoteStorage()->BeginFileWriteBatch failed"); + goto steamfail; + } + + result = SDL_OpenStorage(&STEAM_user_iface, steam); + if (result == NULL) { + goto steamfail; + } + return result; + +steamfail: + SDL_UnloadObject(steam->libsteam_api); + SDL_free(steam); + return NULL; +} + +UserStorageBootStrap STEAM_userbootstrap = { + "steam", + "SDL Steam user storage driver", + STEAM_User_Create +}; diff --git a/contrib/SDL-3.2.8/src/storage/steam/SDL_steamstorage_proc.h b/contrib/SDL-3.2.8/src/storage/steam/SDL_steamstorage_proc.h new file mode 100644 index 0000000..9d259e7 --- /dev/null +++ b/contrib/SDL-3.2.8/src/storage/steam/SDL_steamstorage_proc.h @@ -0,0 +1,14 @@ +STEAM_PROC(void*, SteamAPI_SteamRemoteStorage_v016, (void)) + +STEAM_PROC(bool, SteamAPI_ISteamRemoteStorage_IsCloudEnabledForAccount, (void*)) +STEAM_PROC(bool, SteamAPI_ISteamRemoteStorage_IsCloudEnabledForApp, (void*)) + +STEAM_PROC(bool, SteamAPI_ISteamRemoteStorage_BeginFileWriteBatch, (void*)) +STEAM_PROC(bool, SteamAPI_ISteamRemoteStorage_EndFileWriteBatch, (void*)) + +STEAM_PROC(Sint32, SteamAPI_ISteamRemoteStorage_GetFileSize, (void*, const char*)) +STEAM_PROC(Sint32, SteamAPI_ISteamRemoteStorage_FileRead, (void*, const char*, void*, Sint32)) +STEAM_PROC(Sint32, SteamAPI_ISteamRemoteStorage_FileWrite, (void*, const char*, const void*, Sint32)) +STEAM_PROC(bool, SteamAPI_ISteamRemoteStorage_GetQuota, (void*, Uint64*, Uint64*)) + +#undef STEAM_PROC -- cgit v1.2.3