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UuidFromStringA (rpcrt4)
 
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Summary
The UuidFromString function converts a string to a UUID.

C# Signature:

C++/CLI Signature:

[DllImport("Rpcrt4.dll",EntryPoint="UuidFromStringA",SetLastError=true, CharSet=CharSet::Ansi, ExactSpelling=true, CallingConvention=CallingConvention::StdCall)]

extern "C" long UuidFromStringA( unsigned char * StringUuid, UUID * Uuid);

VB Signature:

User-Defined Types:

UUID

typedef struct _GUID {

    unsigned long  Data1;
    unsigned short Data2;
    unsigned short Data3;
    unsigned char  Data4[ 8 ];

} UUID;

Alternative Managed API:

Notes:

There is an Unicode version call UuidFromStringW

Tips & Tricks:

Sample Code:

C++/CLI sample

UUID ExpiryUuid;

pin_ptr<UUID> UuidPtr = &Uuid;

pin_ptr<unsigned char> UuidSringPtr = static_cast<unsigned char *>(System::Runtime::InteropServices::Marshal::StringToHGlobalAnsi("C3ECE8CB-E9F8-47f9-AC61-8EA8572403F2").ToPointer());

UuidFromStringA(UuidSringPtr, UuidPtr);

System
Documentation

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