1 files changed, 257 insertions, 0 deletions
diff --git a/gcc/src/setup_config.rs b/gcc/src/setup_config.rs
new file mode 100644
index 0000000..175b7f1
--- /dev/null
+++ b/gcc/src/setup_config.rs
@@ -0,0 +1,257 @@
+// Copyright © 2017 winapi-rs developers
+// Licensed under the Apache License, Version 2.0
+// <LICENSE-APACHE or http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your option.
+// All files in the project carrying such notice may not be copied, modified, or distributed
+// except according to those terms.
+
+#![allow(bad_style)]
+#![allow(unused)]
+
+use std::ffi::OsString;
+use std::ptr::null_mut;
+use winapi::Interface;
+use winapi::{LPFILETIME, ULONG};
+use winapi::S_FALSE;
+use winapi::BSTR;
+use winapi::LPCOLESTR;
+use winapi::{CLSCTX_ALL, CoCreateInstance};
+use winapi::LPSAFEARRAY;
+use winapi::{IUnknown, IUnknownVtbl};
+use winapi::{HRESULT, LCID, LPCWSTR, PULONGLONG};
+
+use com::{BStr, ComPtr};
+
+// Bindings to the Setup.Configuration stuff
+pub type InstanceState = u32;
+
+pub const eNone: InstanceState = 0;
+pub const eLocal: InstanceState = 1;
+pub const eRegistered: InstanceState = 2;
+pub const eNoRebootRequired: InstanceState = 4;
+pub const eComplete: InstanceState = -1i32 as u32;
+
+RIDL!{#[uuid(0xb41463c3, 0x8866, 0x43b5, 0xbc, 0x33, 0x2b, 0x06, 0x76, 0xf7, 0xf4, 0x2e)]
+interface ISetupInstance(ISetupInstanceVtbl): IUnknown(IUnknownVtbl) {
+    fn GetInstanceId(
+        pbstrInstanceId: *mut BSTR,
+    ) -> HRESULT,
+    fn GetInstallDate(
+        pInstallDate: LPFILETIME,
+    ) -> HRESULT,
+    fn GetInstallationName(
+        pbstrInstallationName: *mut BSTR,
+    ) -> HRESULT,
+    fn GetInstallationPath(
+        pbstrInstallationPath: *mut BSTR,
+    ) -> HRESULT,
+    fn GetInstallationVersion(
+        pbstrInstallationVersion: *mut BSTR,
+    ) -> HRESULT,
+    fn GetDisplayName(
+        lcid: LCID,
+        pbstrDisplayName: *mut BSTR,
+    ) -> HRESULT,
+    fn GetDescription(
+        lcid: LCID,
+        pbstrDescription: *mut BSTR,
+    ) -> HRESULT,
+    fn ResolvePath(
+        pwszRelativePath: LPCOLESTR,
+        pbstrAbsolutePath: *mut BSTR,
+    ) -> HRESULT,
+}}
+
+RIDL!{#[uuid(0x89143c9a, 0x05af, 0x49b0, 0xb7, 0x17, 0x72, 0xe2, 0x18, 0xa2, 0x18, 0x5c)]
+interface ISetupInstance2(ISetupInstance2Vtbl): ISetupInstance(ISetupInstanceVtbl) {
+    fn GetState(
+        pState: *mut InstanceState,
+    ) -> HRESULT,
+    fn GetPackages(
+        ppsaPackages: *mut LPSAFEARRAY,
+    ) -> HRESULT,
+    fn GetProduct(
+        ppPackage: *mut *mut ISetupPackageReference,
+    ) -> HRESULT,
+    fn GetProductPath(
+        pbstrProductPath: *mut BSTR,
+    ) -> HRESULT,
+}}
+
+RIDL!{#[uuid(0x6380bcff, 0x41d3, 0x4b2e, 0x8b, 0x2e, 0xbf, 0x8a, 0x68, 0x10, 0xc8, 0x48)]
+interface IEnumSetupInstances(IEnumSetupInstancesVtbl): IUnknown(IUnknownVtbl) {
+    fn Next(
+        celt: ULONG,
+        rgelt: *mut *mut ISetupInstance,
+        pceltFetched: *mut ULONG,
+    ) -> HRESULT,
+    fn Skip(
+        celt: ULONG,
+    ) -> HRESULT,
+    fn Reset() -> HRESULT,
+    fn Clone(
+        ppenum: *mut *mut IEnumSetupInstances,
+    ) -> HRESULT,
+}}
+
+RIDL!{#[uuid(0x42843719, 0xdb4c, 0x46c2, 0x8e, 0x7c, 0x64, 0xf1, 0x81, 0x6e, 0xfd, 0x5b)]
+interface ISetupConfiguration(ISetupConfigurationVtbl): IUnknown(IUnknownVtbl) {
+    fn EnumInstances(
+        ppEnumInstances: *mut *mut IEnumSetupInstances,
+    ) -> HRESULT,
+    fn GetInstanceForCurrentProcess(
+        ppInstance: *mut *mut ISetupInstance,
+    ) -> HRESULT,
+    fn GetInstanceForPath(
+        wzPath: LPCWSTR,
+        ppInstance: *mut *mut ISetupInstance,
+    ) -> HRESULT,
+}}
+
+RIDL!{#[uuid(0x26aab78c, 0x4a60, 0x49d6, 0xaf, 0x3b, 0x3c, 0x35, 0xbc, 0x93, 0x36, 0x5d)]
+interface ISetupConfiguration2(ISetupConfiguration2Vtbl):
+    ISetupConfiguration(ISetupConfigurationVtbl) {
+    fn EnumAllInstances(
+        ppEnumInstances: *mut *mut IEnumSetupInstances,
+    ) -> HRESULT,
+}}
+
+RIDL!{#[uuid(0xda8d8a16, 0xb2b6, 0x4487, 0xa2, 0xf1, 0x59, 0x4c, 0xcc, 0xcd, 0x6b, 0xf5)]
+interface ISetupPackageReference(ISetupPackageReferenceVtbl): IUnknown(IUnknownVtbl) {
+    fn GetId(
+        pbstrId: *mut BSTR,
+    ) -> HRESULT,
+    fn GetVersion(
+        pbstrVersion: *mut BSTR,
+    ) -> HRESULT,
+    fn GetChip(
+        pbstrChip: *mut BSTR,
+    ) -> HRESULT,
+    fn GetLanguage(
+        pbstrLanguage: *mut BSTR,
+    ) -> HRESULT,
+    fn GetBranch(
+        pbstrBranch: *mut BSTR,
+    ) -> HRESULT,
+    fn GetType(
+        pbstrType: *mut BSTR,
+    ) -> HRESULT,
+    fn GetUniqueId(
+        pbstrUniqueId: *mut BSTR,
+    ) -> HRESULT,
+}}
+
+RIDL!{#[uuid(0x42b21b78, 0x6192, 0x463e, 0x87, 0xbf, 0xd5, 0x77, 0x83, 0x8f, 0x1d, 0x5c)]
+interface ISetupHelper(ISetupHelperVtbl): IUnknown(IUnknownVtbl) {
+    fn ParseVersion(
+        pwszVersion: LPCOLESTR,
+        pullVersion: PULONGLONG,
+    ) -> HRESULT,
+    fn ParseVersionRange(
+        pwszVersionRange: LPCOLESTR,
+        pullMinVersion: PULONGLONG,
+        pullMaxVersion: PULONGLONG,
+    ) -> HRESULT,
+}}
+
+DEFINE_GUID!{CLSID_SetupConfiguration,
+    0x177f0c4a, 0x1cd3, 0x4de7, 0xa3, 0x2c, 0x71, 0xdb, 0xbb, 0x9f, 0xa3, 0x6d}
+
+// Safe wrapper around the COM interfaces
+pub struct SetupConfiguration(ComPtr<ISetupConfiguration>);
+
+impl SetupConfiguration {
+    pub fn new() -> Result<SetupConfiguration, i32> {
+        let mut obj = null_mut();
+        let err = unsafe { CoCreateInstance(
+            &CLSID_SetupConfiguration, null_mut(), CLSCTX_ALL,
+            &ISetupConfiguration::uuidof(), &mut obj,
+        ) };
+        if err < 0 { return Err(err); }
+        let obj = unsafe { ComPtr::from_raw(obj as *mut ISetupConfiguration) };
+        Ok(SetupConfiguration(obj))
+    }
+    pub fn get_instance_for_current_process(&self) -> Result<SetupInstance, i32> {
+        let mut obj = null_mut();
+        let err = unsafe { self.0.GetInstanceForCurrentProcess(&mut obj) };
+        if err < 0 { return Err(err); }
+        Ok(unsafe { SetupInstance::from_raw(obj) })
+    }
+    pub fn enum_instances(&self) -> Result<EnumSetupInstances, i32> {
+        let mut obj = null_mut();
+        let err = unsafe { self.0.EnumInstances(&mut obj) };
+        if err < 0 { return Err(err); }
+        Ok(unsafe { EnumSetupInstances::from_raw(obj) })
+    }
+    pub fn enum_all_instances(&self) -> Result<EnumSetupInstances, i32> {
+        let mut obj = null_mut();
+        let this = try!(self.0.cast::<ISetupConfiguration2>());
+        let err = unsafe { this.EnumAllInstances(&mut obj) };
+        if err < 0 { return Err(err); }
+        Ok(unsafe { EnumSetupInstances::from_raw(obj) })
+    }
+}
+
+pub struct SetupInstance(ComPtr<ISetupInstance>);
+
+impl SetupInstance {
+    pub unsafe fn from_raw(obj: *mut ISetupInstance) -> SetupInstance {
+        SetupInstance(ComPtr::from_raw(obj))
+    }
+    pub fn instance_id(&self) -> Result<OsString, i32> {
+        let mut s = null_mut();
+        let err = unsafe { self.0.GetInstanceId(&mut s) };
+        let bstr = unsafe { BStr::from_raw(s) };
+        if err < 0 { return Err(err); }
+        Ok(bstr.to_osstring())
+    }
+    pub fn installation_name(&self) -> Result<OsString, i32> {
+        let mut s = null_mut();
+        let err = unsafe { self.0.GetInstallationName(&mut s) };
+        let bstr = unsafe { BStr::from_raw(s) };
+        if err < 0 { return Err(err); }
+        Ok(bstr.to_osstring())
+    }
+    pub fn installation_path(&self) -> Result<OsString, i32> {
+        let mut s = null_mut();
+        let err = unsafe { self.0.GetInstallationPath(&mut s) };
+        let bstr = unsafe { BStr::from_raw(s) };
+        if err < 0 { return Err(err); }
+        Ok(bstr.to_osstring())
+    }
+    pub fn installation_version(&self) -> Result<OsString, i32> {
+        let mut s = null_mut();
+        let err = unsafe { self.0.GetInstallationVersion(&mut s) };
+        let bstr = unsafe { BStr::from_raw(s) };
+        if err < 0 { return Err(err); }
+        Ok(bstr.to_osstring())
+    }
+    pub fn product_path(&self) -> Result<OsString, i32> {
+        let mut s = null_mut();
+        let this = try!(self.0.cast::<ISetupInstance2>());
+        let err = unsafe { this.GetProductPath(&mut s) };
+        let bstr = unsafe { BStr::from_raw(s) };
+        if err < 0 { return Err(err); }
+        Ok(bstr.to_osstring())
+    }
+}
+
+pub struct EnumSetupInstances(ComPtr<IEnumSetupInstances>);
+
+impl EnumSetupInstances {
+    pub unsafe fn from_raw(obj: *mut IEnumSetupInstances) -> EnumSetupInstances {
+        EnumSetupInstances(ComPtr::from_raw(obj))
+    }
+}
+
+impl Iterator for EnumSetupInstances {
+    type Item = Result<SetupInstance, i32>;
+    fn next(&mut self) -> Option<Result<SetupInstance, i32>> {
+        let mut obj = null_mut();
+        let err = unsafe { self.0.Next(1, &mut obj, null_mut()) };
+        if err < 0 { return Some(Err(err)); }
+        if err == S_FALSE { return None; }
+        Some(Ok(unsafe { SetupInstance::from_raw(obj) }))
+    }
+}
+