Added functions to get system firmware version.

Rinnegatamante · Jul 19, 2020 · 163e808 · 163e808
1 parent cbee569
commit 163e808
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Showing 4 changed files with 110 additions and 2 deletions.
diff --git a/Makefile b/Makefile
@@ -9,7 +9,7 @@ LIBS = -lcurl -lssl -lcrypto -lvorbisfile -lvorbis -logg -lsndfile -lvita2d -lSc
 	-ljpeg -lfreetype -lc -lScePower_stub -lSceCommonDialog_stub -lpng16 -lz -lSceCamera_stub \
 	-lspeexdsp -lmpg123 -lSceAudio_stub -lSceGxm_stub -lSceDisplay_stub -lSceShellSvc_stub \
 	-lopusfile -lopus -lSceHttp_stub -lSceAudioIn_stub -lluajit -ldl -ltaihen_stub  -lSceSysmodule_stub \
-	-lSceVideodec_stub -lSceShutterSound_stub -lSceSsl_stub
+	-lSceVideodec_stub -lSceShutterSound_stub -lSceSsl_stub -lSceVshBridge_stub
 
 CFILES   := $(foreach dir,$(SOURCES), $(wildcard $(dir)/*.c))
 CPPFILES   := $(foreach dir,$(SOURCES), $(wildcard $(dir)/*.cpp))

diff --git a/README.md b/README.md
@@ -108,7 +108,6 @@ Here are some PSVITA homebrews made using Lua Player Plus Vita:
 * [Video Bubbles Creator](http://wololo.net/talk/viewtopic.php?f=116&t=48581)
 * [VitaGraphs](https://vitadb.rinnegatamante.it/#/info/363)
 * [SwitchView UI](https://vitadb.rinnegatamante.it/#/info/338)
-* [RandomHentai](https://vitadb.rinnegatamante.it/#/info/526)
 
 ##### Emulators
 * [MicroCHIP](http://wololo.net/talk/viewtopic.php?f=116&t=48620)

diff --git a/doc/luaSystem.cpp b/doc/luaSystem.cpp
@@ -306,6 +306,49 @@ class System{
 		 */
 		void exit(void);
 
+		/**
+		 * Get unspoofed system firmware version.
+		 * \ingroup System
+		 *
+		 * @par Usage example:
+		 * @code
+		 * fw = System.getFirmware()
+		 * @endcode
+		 *
+		 * @return The unspoofed system firmware version.
+		 *
+		 * @note This function is available only in unsafe mode.
+		 */
+		string getFirmware(void);
+
+		/**
+		 * Get spoofed system firmware version.
+		 * \ingroup System
+		 *
+		 * @par Usage example:
+		 * @code
+		 * fw = System.getSpoofedFirmware()
+		 * @endcode
+		 *
+		 * @return The spoofed system firmware version.
+		 */
+		string getSpoofedFirmware(void);
+
+		/**
+		 * Get factory system firmware version.
+		 * \ingroup System
+		 *
+		 * @par Usage example:
+		 * @code
+		 * fw = System.getFactoryFirmware()
+		 * @endcode
+		 *
+		 * @return The factory system firmware version.
+		 *
+		 * @note This function is available only in unsafe mode.
+		 */
+		string getFactoryFirmware(void);
+
 		/**
 		 * Sleep the application for a certain time.
 		 * \ingroup System

diff --git a/source/luaSystem.cpp b/source/luaSystem.cpp
@@ -95,6 +95,26 @@ static int zipThread(unsigned int args, void* arg){
 	return 0;
 }
 
+// Taken from modoru, thanks to TheFloW
+void firmware_string(char string[8], unsigned int version) {
+	char a = (version >> 24) & 0xf;
+	char b = (version >> 20) & 0xf;
+	char c = (version >> 16) & 0xf;
+	char d = (version >> 12) & 0xf;
+
+	memset(string, 0, 8);
+	string[0] = '0' + a;
+	string[1] = '.';
+	string[2] = '0' + b;
+	string[3] = '0' + c;
+	string[4] = '\0';
+
+	if (d) {
+		string[4] = '0' + d;
+		string[5] = '\0';
+	}
+}
+
 static void pushDateToTable(lua_State *L, SceDateTime date) {
 	lua_pushstring(L, "year");
 	lua_pushinteger(L, date.year);
@@ -1099,6 +1119,49 @@ static int lua_totalspace(lua_State *L){
 	return 1;
 }
 
+static int lua_firmware(lua_State *L){
+	int argc = lua_gettop(L);
+	#ifndef SKIP_ERROR_HANDLING
+	if (argc != 1) return luaL_error(L, "wrong number of arguments");
+	if (!unsafe_mode) return luaL_error(L, "this function requires unsafe mode");
+	#endif
+	char fw_str[8];
+	SceKernelFwInfo info;
+	info.size = sizeof(SceKernelFwInfo);
+	_vshSblGetSystemSwVersion(&info);
+	firmware_string(fw_str, info.version);
+	lua_pushstring(L, fw_str);
+	return 1;
+}
+
+static int lua_firmware2(lua_State *L){
+	int argc = lua_gettop(L);
+	#ifndef SKIP_ERROR_HANDLING
+	if (argc != 1) return luaL_error(L, "wrong number of arguments");
+	#endif
+	char fw_str[8];
+	SceKernelFwInfo info;
+	info.size = sizeof(SceKernelFwInfo);
+	sceKernelGetSystemSwVersion(&info);
+	firmware_string(fw_str, info.version);
+	lua_pushstring(L, fw_str);
+	return 1;
+}
+
+static int lua_firmware3(lua_State *L){
+	int argc = lua_gettop(L);
+	#ifndef SKIP_ERROR_HANDLING
+	if (argc != 1) return luaL_error(L, "wrong number of arguments");
+	if (!unsafe_mode) return luaL_error(L, "this function requires unsafe mode");
+	#endif
+	char fw_str[8];
+	int ver;
+	_vshSblAimgrGetSMI(&ver);
+	firmware_string(fw_str, ver);
+	lua_pushstring(L, fw_str);
+	return 1;
+}
+
 //Register our System Functions
 static const luaL_Reg System_functions[] = {
   {"openFile",                  lua_openfile},
@@ -1165,6 +1228,9 @@ static const luaL_Reg System_functions[] = {
   {"getPsId",                   lua_getpsid},
   {"getFreeSpace",              lua_freespace},
   {"getTotalSpace",             lua_totalspace},
+  {"getFirmware",               lua_firmware},
+  {"getSpoofedFirmware",        lua_firmware2},
+  {"getFactoryFirmware",        lua_firmware3},
   {0, 0}
 };