Hesham/wintun
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Upgrade to VS2019 and update CSQ locking for analysis

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Signed-off-by: Simon Rozman <simon@rozman.si>
This commit is contained in:
Simon Rozman 2019-05-31 08:42:36 +02:00 committed by Jason A. Donenfeld
parent c0c1bae82e
commit 17e9e17826
2 changed files with 6 additions and 6 deletions
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4
README.md
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@ -5,7 +5,7 @@ This is a layer 3 TUN driver for Windows 7, 8, 8.1, and 10. Originally created f
## Build Requirements
- [Visual Studio 2017](https://visualstudio.microsoft.com/downloads/)
- [Visual Studio 2019](https://visualstudio.microsoft.com/downloads/)
- [Windows Driver Kit for Windows 10](https://docs.microsoft.com/en-us/windows-hardware/drivers/download-the-wdk)
- [WiX Toolset 3.11.1](http://wixtoolset.org/releases/)
@ -35,7 +35,7 @@ If you already have `wintun.vcxproj.user` file, just add the `<PropertyGroup>` s
## Building from Command Line
Open _Developer Command Prompt for VS 2017_ and use the `msbuild` command:
Open _Developer Command Prompt for VS 2019_ and use the `msbuild` command:
```
msbuild wintun.proj [/t:<target>]

8
wintun.c
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@ -217,19 +217,19 @@ static IRP *TunCsqPeekNextIrp(IO_CSQ *Csq, IRP *Irp, _In_ PVOID PeekContext)
_IRQL_raises_(DISPATCH_LEVEL)
_IRQL_requires_max_(DISPATCH_LEVEL)
_Requires_lock_not_held_(CONTAINING_RECORD(Csq, TUN_CTX, Device.ReadQueue.Csq)->Device.ReadQueue.Lock)
_Acquires_lock_(CONTAINING_RECORD(Csq, TUN_CTX, Device.ReadQueue.Csq)->Device.ReadQueue.Lock)
static VOID TunCsqAcquireLock(_In_ IO_CSQ *Csq, _Out_ _At_(*Irql, _Post_ _IRQL_saves_) KIRQL *Irql)
{
TUN_CTX *ctx = CONTAINING_RECORD(Csq, TUN_CTX, Device.ReadQueue.Csq);
KeAcquireSpinLock(&ctx->Device.ReadQueue.Lock, Irql);
KeAcquireSpinLock(&CONTAINING_RECORD(Csq, TUN_CTX, Device.ReadQueue.Csq)->Device.ReadQueue.Lock, Irql);
}
_IRQL_requires_(DISPATCH_LEVEL)
_Requires_lock_held_(CONTAINING_RECORD(Csq, TUN_CTX, Device.ReadQueue.Csq)->Device.ReadQueue.Lock)
_Releases_lock_(CONTAINING_RECORD(Csq, TUN_CTX, Device.ReadQueue.Csq)->Device.ReadQueue.Lock)
static VOID TunCsqReleaseLock(_In_ IO_CSQ *Csq, _In_ _IRQL_restores_ KIRQL Irql)
{
TUN_CTX *ctx = CONTAINING_RECORD(Csq, TUN_CTX, Device.ReadQueue.Csq);
KeReleaseSpinLock(&ctx->Device.ReadQueue.Lock, Irql);
KeReleaseSpinLock(&CONTAINING_RECORD(Csq, TUN_CTX, Device.ReadQueue.Csq)->Device.ReadQueue.Lock, Irql);
}
static IO_CSQ_COMPLETE_CANCELED_IRP TunCsqCompleteCanceledIrp;