From 55062bf56bb5a8e7995353ef2559ef8fbbade830 Mon Sep 17 00:00:00 2001 From: Tau Date: Fri, 17 May 2019 23:14:08 -0400 Subject: [PATCH] platform/misc.c: Add miscellaneous registry hooks --- platform/meson.build | 2 + platform/misc.c | 134 +++++++++++++++++++++++++++++++++++++++++++ platform/misc.h | 5 ++ platform/platform.c | 7 +++ 4 files changed, 148 insertions(+) create mode 100644 platform/misc.c create mode 100644 platform/misc.h diff --git a/platform/meson.build b/platform/meson.build index adace5f..dffa012 100644 --- a/platform/meson.build +++ b/platform/meson.build @@ -13,6 +13,8 @@ platform_lib = static_library( 'config.h', 'hwmon.c', 'hwmon.h', + 'misc.c', + 'misc.h', 'nusec.c', 'nusec.h', 'pcbid.c', diff --git a/platform/misc.c b/platform/misc.c new file mode 100644 index 0000000..874f68c --- /dev/null +++ b/platform/misc.c @@ -0,0 +1,134 @@ +#include + +#include +#include +#include +#include + +#include "hooklib/reg.h" + +#include "platform/misc.h" + +static HRESULT misc_read_os_version(void *bytes, uint32_t *nbytes); +static HRESULT misc_read_app_loader_count(void *bytes, uint32_t *nbytes); +static HRESULT misc_read_cpu_temp_error(void *bytes, uint32_t *nbytes); +static HRESULT misc_read_cpu_temp_warning(void *bytes, uint32_t *nbytes); +static HRESULT misc_read_platform_id(void *bytes, uint32_t *nbytes); + +static const struct reg_hook_val misc_root_keys[] = { + { + .name = L"OSVersion", + .read = misc_read_os_version, + .type = REG_SZ, + } +}; + +static const struct reg_hook_val misc_master_keys[] = { + { + .name = L"AppLoaderCount", + .read = misc_read_app_loader_count, + .type = REG_DWORD, + }, { + /* Black-hole val, list it here so we don't get a warning msg */ + .name = L"NextProcess", + .type = REG_SZ, + } +}; + +static const struct reg_hook_val misc_static_keys[] = { + { + .name = L"CpuTempError", + .read = misc_read_cpu_temp_error, + .type = REG_DWORD, + }, { + .name = L"CpuTempWarning", + .read = misc_read_cpu_temp_warning, + .type = REG_DWORD, + }, { + .name = L"PlatformId", + .read = misc_read_platform_id, + .type = REG_SZ, + } +}; + +static wchar_t misc_platform_id[5]; + +HRESULT misc_hook_init(const struct misc_config *cfg, const char *platform_id) +{ + HRESULT hr; + + assert(cfg != NULL); + assert(platform_id != NULL && strlen(platform_id) == 4); + + if (!cfg->enable) { + return S_FALSE; + } + + /* Set platform ID registry value */ + + mbstowcs_s( + NULL, + misc_platform_id, + _countof(misc_platform_id), + platform_id, + _countof(misc_platform_id) - 1); + + /* Add hardcoded dummy keys */ + + hr = reg_hook_push_key( + HKEY_LOCAL_MACHINE, + L"SYSTEM\\SEGA\\SystemProperty", + misc_root_keys, + _countof(misc_root_keys)); + + if (FAILED(hr)) { + return hr; + } + + hr = reg_hook_push_key( + HKEY_LOCAL_MACHINE, + L"SYSTEM\\SEGA\\SystemProperty\\static", + misc_static_keys, + _countof(misc_static_keys)); + + if (FAILED(hr)) { + return hr; + } + + hr = reg_hook_push_key( + HKEY_LOCAL_MACHINE, + L"SYSTEM\\SEGA\\SystemProperty\\Master", + misc_master_keys, + _countof(misc_master_keys)); + + if (FAILED(hr)) { + return hr; + } + + return S_OK; +} + +static HRESULT misc_read_os_version(void *bytes, uint32_t *nbytes) +{ + return reg_hook_read_wstr(bytes, nbytes, L"0_0_0"); +} + +static HRESULT misc_read_app_loader_count(void *bytes, uint32_t *nbytes) +{ + return reg_hook_read_u32(bytes, nbytes, 1); +} + +static HRESULT misc_read_cpu_temp_error(void *bytes, uint32_t *nbytes) +{ + return reg_hook_read_u32(bytes, nbytes, 100); +} + +static HRESULT misc_read_cpu_temp_warning(void *bytes, uint32_t *nbytes) +{ + return reg_hook_read_u32(bytes, nbytes, 95); +} + +static HRESULT misc_read_platform_id(void *bytes, uint32_t *nbytes) +{ + return reg_hook_read_wstr(bytes, nbytes, misc_platform_id); +} diff --git a/platform/misc.h b/platform/misc.h new file mode 100644 index 0000000..1b8adfd --- /dev/null +++ b/platform/misc.h @@ -0,0 +1,5 @@ +#pragma once + +#include "platform/config.h" + +HRESULT misc_hook_init(const struct misc_config *cfg, const char *platform_id); diff --git a/platform/platform.c b/platform/platform.c index 93a916b..3e48400 100644 --- a/platform/platform.c +++ b/platform/platform.c @@ -5,6 +5,7 @@ #include "platform/amvideo.h" #include "platform/config.h" #include "platform/hwmon.h" +#include "platform/misc.h" #include "platform/nusec.h" #include "platform/platform.h" #include "platform/vfs.h" @@ -34,6 +35,12 @@ HRESULT platform_hook_init_nu( return hr; } + hr = misc_hook_init(&cfg->misc, platform_id); + + if (FAILED(hr)) { + return hr; + } + hr = nusec_hook_init(&cfg->nusec, game_id, platform_id); if (FAILED(hr)) {