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Create a branch for cmake bringup.
svn path=/branches/cmake-bringup/; revision=48236
This commit is contained in:
Amine Khaldi
parent
a28e798006
commit
c424146e2c
20602 changed files with 0 additions and 1140137 deletions
401
lib/rtl/sid.c
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401
lib/rtl/sid.c
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/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS system libraries
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* PURPOSE: Security manager
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* FILE: lib/rtl/sid.c
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* PROGRAMER: David Welch <welch@cwcom.net>
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*/
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/* INCLUDES *****************************************************************/
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#include <rtl.h>
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#define NDEBUG
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#include <debug.h>
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#define TAG_SID 'diSp'
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/* FUNCTIONS ***************************************************************/
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BOOLEAN NTAPI
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RtlValidSid(IN PSID Sid_)
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{
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PISID Sid = Sid_;
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PAGED_CODE_RTL();
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if ((Sid->Revision != SID_REVISION) ||
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(Sid->SubAuthorityCount > SID_MAX_SUB_AUTHORITIES))
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{
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return FALSE;
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}
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return TRUE;
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}
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/*
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* @implemented
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*/
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ULONG NTAPI
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RtlLengthRequiredSid(IN ULONG SubAuthorityCount)
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{
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PAGED_CODE_RTL();
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return (ULONG)FIELD_OFFSET(SID,
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SubAuthority[SubAuthorityCount]);
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}
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/*
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* @implemented
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*/
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NTSTATUS NTAPI
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RtlInitializeSid(IN PSID Sid_,
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IN PSID_IDENTIFIER_AUTHORITY IdentifierAuthority,
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IN UCHAR SubAuthorityCount)
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{
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PISID Sid = Sid_;
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PAGED_CODE_RTL();
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Sid->Revision = SID_REVISION;
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Sid->SubAuthorityCount = SubAuthorityCount;
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memcpy(&Sid->IdentifierAuthority,
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IdentifierAuthority,
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sizeof(SID_IDENTIFIER_AUTHORITY));
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return STATUS_SUCCESS;
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}
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/*
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* @implemented
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*/
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PULONG NTAPI
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RtlSubAuthoritySid(IN PSID Sid_,
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IN ULONG SubAuthority)
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{
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PISID Sid = Sid_;
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PAGED_CODE_RTL();
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return (PULONG)&Sid->SubAuthority[SubAuthority];
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}
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/*
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* @implemented
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*/
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PUCHAR NTAPI
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RtlSubAuthorityCountSid(IN PSID Sid_)
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{
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PISID Sid = Sid_;
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PAGED_CODE_RTL();
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return &Sid->SubAuthorityCount;
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}
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/*
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* @implemented
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*/
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BOOLEAN NTAPI
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RtlEqualSid(IN PSID Sid1_,
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IN PSID Sid2_)
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{
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PISID Sid1 = Sid1_;
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PISID Sid2 = Sid2_;
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SIZE_T SidLen;
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PAGED_CODE_RTL();
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if (Sid1->Revision != Sid2->Revision ||
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(*RtlSubAuthorityCountSid(Sid1)) != (*RtlSubAuthorityCountSid(Sid2)))
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{
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return(FALSE);
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}
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SidLen = RtlLengthSid(Sid1);
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return RtlCompareMemory(Sid1, Sid2, SidLen) == SidLen;
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}
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/*
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* @implemented
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*/
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ULONG NTAPI
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RtlLengthSid(IN PSID Sid_)
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{
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PISID Sid = Sid_;
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PAGED_CODE_RTL();
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return (ULONG)FIELD_OFFSET(SID,
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SubAuthority[Sid->SubAuthorityCount]);
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}
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/*
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* @implemented
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*/
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NTSTATUS NTAPI
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RtlCopySid(ULONG BufferLength,
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PSID Dest,
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PSID Src)
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{
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PAGED_CODE_RTL();
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if (BufferLength < RtlLengthSid(Src))
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{
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return STATUS_UNSUCCESSFUL;
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}
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memmove(Dest,
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Src,
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RtlLengthSid(Src));
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return STATUS_SUCCESS;
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}
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/*
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* @implemented
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*/
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NTSTATUS NTAPI
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RtlCopySidAndAttributesArray(ULONG Count,
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PSID_AND_ATTRIBUTES Src,
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ULONG SidAreaSize,
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PSID_AND_ATTRIBUTES Dest,
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PVOID SidArea,
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PVOID* RemainingSidArea,
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PULONG RemainingSidAreaSize)
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{
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ULONG SidLength;
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ULONG Length;
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ULONG i;
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PAGED_CODE_RTL();
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Length = SidAreaSize;
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for (i=0; i<Count; i++)
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{
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if (RtlLengthSid(Src[i].Sid) > Length)
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{
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return(STATUS_BUFFER_TOO_SMALL);
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}
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SidLength = RtlLengthSid(Src[i].Sid);
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Length = Length - SidLength;
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Dest[i].Sid = SidArea;
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Dest[i].Attributes = Src[i].Attributes;
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RtlCopySid(SidLength,
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SidArea,
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Src[i].Sid);
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SidArea = (PVOID)((ULONG_PTR)SidArea + SidLength);
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}
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*RemainingSidArea = SidArea;
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*RemainingSidAreaSize = Length;
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return(STATUS_SUCCESS);
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}
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/*
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* @implemented
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*/
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PSID_IDENTIFIER_AUTHORITY NTAPI
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RtlIdentifierAuthoritySid(IN PSID Sid_)
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{
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PISID Sid = Sid_;
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PAGED_CODE_RTL();
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return &Sid->IdentifierAuthority;
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}
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/*
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* @implemented
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*/
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NTSTATUS NTAPI
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RtlAllocateAndInitializeSid(PSID_IDENTIFIER_AUTHORITY IdentifierAuthority,
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UCHAR SubAuthorityCount,
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ULONG SubAuthority0,
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ULONG SubAuthority1,
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ULONG SubAuthority2,
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ULONG SubAuthority3,
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ULONG SubAuthority4,
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ULONG SubAuthority5,
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ULONG SubAuthority6,
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ULONG SubAuthority7,
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PSID *Sid)
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{
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PISID pSid;
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PAGED_CODE_RTL();
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if (SubAuthorityCount > 8)
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return STATUS_INVALID_SID;
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if (Sid == NULL)
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return STATUS_INVALID_PARAMETER;
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pSid = RtlpAllocateMemory(RtlLengthRequiredSid(SubAuthorityCount),
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TAG_SID);
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if (pSid == NULL)
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return STATUS_NO_MEMORY;
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pSid->Revision = SID_REVISION;
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pSid->SubAuthorityCount = SubAuthorityCount;
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memcpy(&pSid->IdentifierAuthority,
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IdentifierAuthority,
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sizeof(SID_IDENTIFIER_AUTHORITY));
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switch (SubAuthorityCount)
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{
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case 8:
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pSid->SubAuthority[7] = SubAuthority7;
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case 7:
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pSid->SubAuthority[6] = SubAuthority6;
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case 6:
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pSid->SubAuthority[5] = SubAuthority5;
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case 5:
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pSid->SubAuthority[4] = SubAuthority4;
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case 4:
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pSid->SubAuthority[3] = SubAuthority3;
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case 3:
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pSid->SubAuthority[2] = SubAuthority2;
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case 2:
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pSid->SubAuthority[1] = SubAuthority1;
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case 1:
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pSid->SubAuthority[0] = SubAuthority0;
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break;
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}
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*Sid = pSid;
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return STATUS_SUCCESS;
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}
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/*
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* @implemented
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*
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* RETURNS
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* Docs says FreeSid does NOT return a value
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* even thou it's defined to return a PVOID...
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*/
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PVOID NTAPI
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RtlFreeSid(IN PSID Sid)
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{
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PAGED_CODE_RTL();
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RtlpFreeMemory(Sid, TAG_SID);
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return NULL;
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}
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/*
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* @implemented
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*/
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BOOLEAN NTAPI
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RtlEqualPrefixSid(IN PSID Sid1_,
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IN PSID Sid2_)
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{
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PISID Sid1 = Sid1_;
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PISID Sid2 = Sid2_;
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SIZE_T SidLen;
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PAGED_CODE_RTL();
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if (Sid1->SubAuthorityCount == Sid2->SubAuthorityCount)
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{
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SidLen = FIELD_OFFSET(SID,
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SubAuthority[Sid1->SubAuthorityCount]);
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return RtlCompareMemory(Sid1,
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Sid2,
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SidLen) == SidLen;
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}
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return FALSE;
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}
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/*
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* @implemented
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*/
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NTSTATUS NTAPI
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RtlConvertSidToUnicodeString(PUNICODE_STRING String,
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PSID Sid_,
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BOOLEAN AllocateBuffer)
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{
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WCHAR Buffer[256];
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PWSTR wcs;
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ULONG Length;
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ULONG i;
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PISID Sid = Sid_;
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PAGED_CODE_RTL();
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if (RtlValidSid (Sid) == FALSE)
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return STATUS_INVALID_SID;
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wcs = Buffer;
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wcs += swprintf (wcs, L"S-%u-", Sid->Revision);
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if (Sid->IdentifierAuthority.Value[0] == 0 &&
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Sid->IdentifierAuthority.Value[1] == 0)
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{
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wcs += swprintf (wcs,
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L"%lu",
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(ULONG)Sid->IdentifierAuthority.Value[2] << 24 |
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(ULONG)Sid->IdentifierAuthority.Value[3] << 16 |
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(ULONG)Sid->IdentifierAuthority.Value[4] << 8 |
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(ULONG)Sid->IdentifierAuthority.Value[5]);
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}
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else
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{
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wcs += swprintf (wcs,
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L"0x%02hx%02hx%02hx%02hx%02hx%02hx",
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Sid->IdentifierAuthority.Value[0],
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Sid->IdentifierAuthority.Value[1],
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Sid->IdentifierAuthority.Value[2],
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Sid->IdentifierAuthority.Value[3],
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Sid->IdentifierAuthority.Value[4],
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Sid->IdentifierAuthority.Value[5]);
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}
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for (i = 0; i < Sid->SubAuthorityCount; i++)
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{
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wcs += swprintf (wcs,
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L"-%u",
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Sid->SubAuthority[i]);
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}
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if (AllocateBuffer)
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{
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if (!RtlCreateUnicodeString(String,
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Buffer))
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{
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return STATUS_NO_MEMORY;
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}
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}
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else
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{
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Length = (wcs - Buffer) * sizeof(WCHAR);
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if (Length > String->MaximumLength)
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return STATUS_BUFFER_TOO_SMALL;
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String->Length = Length;
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RtlCopyMemory (String->Buffer,
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Buffer,
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Length);
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if (Length < String->MaximumLength)
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String->Buffer[Length / sizeof(WCHAR)] = 0;
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}
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return STATUS_SUCCESS;
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}
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/* EOF */
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