windows-nt/Source/XPSP1/NT/ds/netapi/rpcxlate/rxapi/sessmtch.c

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2020-09-26 03:20:57 -05:00
/*++
Copyright (c) 1991 Microsoft Corporation
Module Name:
SessMtch.c
Abstract:
This file contains RxpSessionMatches().
Author:
John Rogers (JohnRo) 17-Oct-1991
Environment:
Portable to any flat, 32-bit environment. (Uses Win32 typedefs.)
Requires ANSI C extensions: slash-slash comments, long external names.
Revision History:
17-Oct-1991 JohnRo
Created.
18-Oct-1991 JohnRo
Fixed bug: sesiX_cname is not a UNC name.
25-Oct-1991 JohnRo
Fixed bug: allow UncClientName and UserName to point to null char.
--*/
// These must be included first:
#include <windef.h> // IN, DWORD, etc.
#include <lmcons.h> // NET_API_STATUS, etc.
#include <lmshare.h> // Required by rxsess.h.
// These may be included in any order:
#include <netdebug.h> // NetpAssert().
#include <rxsess.h> // My prototype.
#include <tstring.h> // STRICMP().
BOOL
RxpSessionMatches (
IN LPSESSION_SUPERSET_INFO Candidate,
IN LPTSTR UncClientName OPTIONAL,
IN LPTSTR UserName OPTIONAL
)
/*++
Routine Description:
RxpSessionMatches is used to determine whether or not a given session
structure (part of an array, probably) matches the given client name
and user name.
Arguments:
Candidate - possible match in the form of a superset info structure.
UncClientName - an optional UNC computer name.
UserName - an optional user name.
Return Value:
BOOL - TRUE if structure matches client name and user name.
--*/
{
NetpAssert(Candidate != NULL);
NetpAssert(SESSION_SUPERSET_LEVEL == 2); // assumed by code below.
if ( (UncClientName != NULL) && (*UncClientName != '\0') ) {
NetpAssert( Candidate->sesi2_cname != NULL );
NetpAssert( UncClientName[0] == '\\' );
NetpAssert( UncClientName[1] == '\\' );
if (STRICMP( &UncClientName[2], Candidate->sesi2_cname) != 0) {
return (FALSE); // no match.
}
}
if ( (UserName != NULL) && (*UserName != '\0') ) {
NetpAssert(Candidate->sesi2_username != NULL);
if (STRICMP(UserName, Candidate->sesi2_username) != 0) {
return (FALSE); // no match.
}
}
return (TRUE); // matches.
} // RxpSessionMatches