From 5b8cc683f3523c3cbaaae680bc97cade7bc603a7 Mon Sep 17 00:00:00 2001 From: Arnavion Date: Sun, 4 Jan 2015 15:08:45 -0800 Subject: sysinfo: Refactored out individual WMI parsing methods. --- plugins/sysinfo/sysinfo.c | 202 ++++++++++++++++++++++++++++++++-------------- 1 file changed, 143 insertions(+), 59 deletions(-) (limited to 'plugins/sysinfo') diff --git a/plugins/sysinfo/sysinfo.c b/plugins/sysinfo/sysinfo.c index bf68f6aa..8af32c10 100644 --- a/plugins/sysinfo/sysinfo.c +++ b/plugins/sysinfo/sysinfo.c @@ -41,7 +41,7 @@ static char *os_name = NULL; static char *cpu_info = NULL; static char *vga_name = NULL; -static int printInfo (char *word[], char *word_eol[], void *user_data); +static int command_callback (char *word[], char *word_eol[], void *user_data); typedef enum { @@ -50,9 +50,14 @@ typedef enum QUERY_WMI_VGA, } QueryWmiType; -static int get_cpu_arch (void); +void print_info (void); +int get_cpu_arch (void); char *query_wmi (QueryWmiType mode); +char *read_os_name (IWbemClassObject *object); +char *read_cpu_info (IWbemClassObject *object); +char *read_vga_name (IWbemClassObject *object); char *get_memory_info (void); +char *bstr_to_utf8 (BSTR bstr); int hexchat_plugin_init (hexchat_plugin *plugin_handle, char **plugin_name, char **plugin_desc, char **plugin_version, char *arg) { @@ -62,7 +67,7 @@ int hexchat_plugin_init (hexchat_plugin *plugin_handle, char **plugin_name, char *plugin_desc = desc; *plugin_version = version; - hexchat_hook_command (ph, "SYSINFO", HEXCHAT_PRI_NORM, printInfo, helptext, NULL); + hexchat_hook_command (ph, "SYSINFO", HEXCHAT_PRI_NORM, command_callback, helptext, NULL); hexchat_command (ph, "MENU -ishare\\system.png ADD \"Window/Send System Info\" \"SYSINFO\""); hexchat_printf (ph, "%s plugin loaded\n", name); @@ -82,7 +87,14 @@ int hexchat_plugin_deinit (void) return 1; } -static int printInfo (char *word[], char *word_eol[], void *user_data) +static int command_callback (char *word[], char *word_eol[], void *user_data) +{ + print_info (); + + return HEXCHAT_EAT_HEXCHAT; +} + +static void print_info (void) { char *memory_info; int channel_type; @@ -96,8 +108,6 @@ static int printInfo (char *word[], char *word_eol[], void *user_data) if (os_name == NULL) { - hexchat_printf (ph, "%s - Querying and caching OS info...\n", name); - os_name = query_wmi (QUERY_WMI_OS); if (os_name == NULL) { @@ -108,8 +118,6 @@ static int printInfo (char *word[], char *word_eol[], void *user_data) if (cpu_info == NULL) { - hexchat_printf (ph, "%s - Querying and caching CPU info...\n", name); - cpu_info = query_wmi (QUERY_WMI_CPU); if (cpu_info == NULL) { @@ -120,8 +128,6 @@ static int printInfo (char *word[], char *word_eol[], void *user_data) if (vga_name == NULL) { - hexchat_printf (ph, "%s - Querying and caching VGA info...\n", name); - vga_name = query_wmi (QUERY_WMI_VGA); if (vga_name == NULL) { @@ -163,8 +169,22 @@ static int printInfo (char *word[], char *word_eol[], void *user_data) } g_free (memory_info); +} - return HEXCHAT_EAT_HEXCHAT; +static int get_cpu_arch (void) +{ + SYSTEM_INFO si; + + GetNativeSystemInfo (&si); + + if (si.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64) + { + return 64; + } + else + { + return 86; + } } /* http://msdn.microsoft.com/en-us/site/aa390423 */ @@ -181,6 +201,7 @@ static char *query_wmi (QueryWmiType type) IUnknown *namespaceUnknown = NULL; IEnumWbemClassObject *enumerator = NULL; int i; + gboolean atleast_one_appended = FALSE; hr = CoInitializeEx (0, COINIT_APARTMENTTHREADED); if (FAILED (hr)) @@ -224,13 +245,13 @@ static char *query_wmi (QueryWmiType type) switch (type) { case QUERY_WMI_OS: - query = SysAllocString (L"SELECT * FROM Win32_OperatingSystem"); + query = SysAllocString (L"SELECT Caption FROM Win32_OperatingSystem"); break; case QUERY_WMI_CPU: - query = SysAllocString (L"SELECT * FROM Win32_Processor"); + query = SysAllocString (L"SELECT Name, MaxClockSpeed FROM Win32_Processor"); break; case QUERY_WMI_VGA: - query = SysAllocString (L"SELECT * FROM Win32_VideoController"); + query = SysAllocString (L"SELECT Name FROM Win32_VideoController"); break; default: goto release_queryLanguageName; @@ -248,8 +269,7 @@ static char *query_wmi (QueryWmiType type) { ULONG numReturned = 0; IWbemClassObject *object; - VARIANT property; - char *property_utf8; + char *line; hr = enumerator->lpVtbl->Next (enumerator, WBEM_INFINITE, 1, &object, &numReturned); if (FAILED (hr) || numReturned == 0) @@ -260,68 +280,45 @@ static char *query_wmi (QueryWmiType type) switch (type) { case QUERY_WMI_OS: - hr = object->lpVtbl->Get (object, L"Caption", 0, &property, 0, 0); + line = read_os_name (object); break; case QUERY_WMI_CPU: - hr = object->lpVtbl->Get (object, L"Name", 0, &property, 0, 0); + line = read_cpu_info (object); break; case QUERY_WMI_VGA: - hr = object->lpVtbl->Get (object, L"Name", 0, &property, 0, 0); + line = read_vga_name (object); break; default: break; } - if (FAILED (hr)) - { - break; - } - - if (i > 0) - { - g_string_append (result, ", "); - } - - property_utf8 = g_utf16_to_utf8 (property.bstrVal, SysStringLen (property.bstrVal), NULL, NULL, NULL); - g_string_append (result, property_utf8); - - VariantClear (&property); + object->lpVtbl->Release (object); - if (type == QUERY_WMI_CPU) + if (line != NULL) { - guint cpu_freq_mhz; - - hr = object->lpVtbl->Get (object, L"MaxClockSpeed", 0, &property, 0, 0); - if (FAILED (hr)) + if (atleast_one_appended) { - break; + g_string_append (result, ", "); } - cpu_freq_mhz = property.uintVal; + g_string_append (result, line); - if (cpu_freq_mhz > 1000) - { - g_string_append_printf (result, " (%.2f GHz)", property.uintVal / 1000.0f); - } - else - { - g_string_append_printf (result, " (%" G_GUINT32_FORMAT " MHz)", property.uintVal); - } - } + g_free (line); - object->lpVtbl->Release (object); + atleast_one_appended = TRUE; + } } enumerator->lpVtbl->Release (enumerator); release_query: - SysFreeString(query); + SysFreeString (query); release_queryLanguageName: - SysFreeString(queryLanguageName); + SysFreeString (queryLanguageName); release_namespaceUnknown: namespaceUnknown->lpVtbl->Release (namespaceUnknown); @@ -330,7 +327,7 @@ release_namespace: namespace->lpVtbl->Release (namespace); release_locator: - locator->lpVtbl->Release(locator); + locator->lpVtbl->Release (locator); SysFreeString (namespaceName); couninitialize: @@ -345,20 +342,102 @@ exit: return g_string_free (result, FALSE); } -static int get_cpu_arch (void) +static char *read_os_name (IWbemClassObject *object) { - SYSTEM_INFO si; + HRESULT hr; + VARIANT caption_variant; + char *caption_utf8; - GetNativeSystemInfo (&si); + hr = object->lpVtbl->Get (object, L"Caption", 0, &caption_variant, NULL, NULL); + if (FAILED (hr)) + { + return NULL; + } - if (si.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64) + caption_utf8 = bstr_to_utf8 (caption_variant.bstrVal); + + VariantClear (&caption_variant); + + if (caption_utf8 == NULL) { - return 64; + return NULL; + } + + return caption_utf8; +} + +static char *read_cpu_info (IWbemClassObject *object) +{ + HRESULT hr; + VARIANT name_variant; + char *name_utf8; + VARIANT max_clock_speed_variant; + guint cpu_freq_mhz; + char *result; + + hr = object->lpVtbl->Get (object, L"Name", 0, &name_variant, NULL, NULL); + if (FAILED (hr)) + { + return NULL; + } + + name_utf8 = bstr_to_utf8 (name_variant.bstrVal); + + VariantClear (&name_variant); + + if (name_utf8 == NULL) + { + return NULL; + } + + hr = object->lpVtbl->Get (object, L"MaxClockSpeed", 0, &max_clock_speed_variant, NULL, NULL); + if (FAILED (hr)) + { + g_free (name_utf8); + + return NULL; + } + + cpu_freq_mhz = max_clock_speed_variant.uintVal; + + VariantClear (&max_clock_speed_variant); + + if (cpu_freq_mhz > 1000) + { + result = g_strdup_printf ("%s (%.2f GHz)", name_utf8, cpu_freq_mhz / 1000.f); } else { - return 86; + result = g_strdup_printf ("%s (%" G_GUINT32_FORMAT " MHz)", name_utf8, cpu_freq_mhz); + } + + g_free (name_utf8); + + return result; +} + +static char *read_vga_name (IWbemClassObject *object) +{ + HRESULT hr; + VARIANT name_variant; + char *name_utf8; + + hr = object->lpVtbl->Get (object, L"Name", 0, &name_variant, NULL, NULL); + if (FAILED (hr)) + { + return NULL; } + + name_utf8 = bstr_to_utf8 (name_variant.bstrVal); + + VariantClear (&name_variant); + + if (name_utf8 == NULL) + { + return NULL; + } + + return name_utf8; } static char *get_memory_info (void) @@ -373,3 +452,8 @@ static char *get_memory_info (void) return g_strdup_printf ("%" G_GUINT64_FORMAT " MB Total (%" G_GUINT64_FORMAT " MB Free)", meminfo.ullTotalPhys / 1024 / 1024, meminfo.ullAvailPhys / 1024 / 1024); } + +static char *bstr_to_utf8 (BSTR bstr) +{ + return g_utf16_to_utf8 (bstr, SysStringLen (bstr), NULL, NULL, NULL); +} -- cgit 1.4.1