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

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2020-09-26 03:20:57 -05:00
/*++
Copyright (c) 1991 Microsoft Corporation
Module Name:
rxlgenum.c
Abstract:
Routines in this module implement the down-level remoted NetLogon
functions exported in NT
Contains RxNetLogon routines:
RxNetLogonEnum
Author:
Richard Firth (rfirth) 20-May-1991
Environment:
Win-32/flat address space
Notes:
Routines in this module assume that caller-supplied parameters have
already been verified. No effort is made to further check the veracity
of parms. Any actions causing exceptions must be trapped at a higher
level. This applies to ALL parameters - strings, pointers, buffers, etc.
Revision History:
20-May-1991 RFirth
Created
13-Sep-1991 JohnRo
Made changes as suggested by PC-LINT.
05-Dec-1991 RFirth
Enum returns in TotalEntries (or EntriesLeft) the number of items to
be enumerated BEFORE this call. Used to be number left after this call
--*/
#include "downlevl.h"
#include <rxlgenum.h>
NET_API_STATUS
RxNetLogonEnum(
IN LPTSTR ServerName,
IN DWORD Level,
OUT LPBYTE* Buffer,
IN DWORD PrefMaxLen,
OUT LPDWORD EntriesRead,
OUT LPDWORD EntriesLeft,
IN OUT LPDWORD ResumeHandle OPTIONAL
)
/*++
Routine Description:
description-of-function.
Arguments:
ServerName - Where the NetLogonEnum API will be remoted
Level - Of info to return - 0 or 2
Buffer - Pointer to pointer to returned buffer
PrefMaxLen - Caller's preferred maximum returned buffer size
EntriesRead - Pointer to returned number of items in Buffer
EntriesLeft - Pointer to returned number of items left to enumerate at server
ResumeHandle- Handle used for subsequent enumerations
Return Value:
NET_API_STATUS
Success - NERR_Success
Failure -
--*/
{
LPDESC pDesc16, pDesc32, pDescSmb;
LPBYTE bufptr;
DWORD entries_read, total_entries;
NET_API_STATUS rc;
UNREFERENCED_PARAMETER(PrefMaxLen);
UNREFERENCED_PARAMETER(ResumeHandle);
*Buffer = NULL;
*EntriesRead = *EntriesLeft = 0;
switch (Level) {
case 0:
pDesc16 = REM16_user_logon_info_0;
pDesc32 = REM32_user_logon_info_0;
pDescSmb = REMSmb_user_logon_info_0;
break;
case 2:
pDesc16 = REM16_user_logon_info_2;
pDesc32 = REM32_user_logon_info_2;
pDescSmb = REMSmb_user_logon_info_2;
break;
default:
return ERROR_INVALID_LEVEL;
}
bufptr = NULL;
rc = RxRemoteApi(API_WLogonEnum,
ServerName,
REMSmb_NetLogonEnum_P,
pDesc16,
pDesc32,
pDescSmb,
NULL, NULL, NULL,
ALLOCATE_RESPONSE,
Level,
&bufptr,
65535,
&entries_read,
&total_entries
);
if (rc) {
if (bufptr) {
(void) NetApiBufferFree(bufptr);
}
} else {
*EntriesRead = entries_read;
*EntriesLeft = total_entries;
*Buffer = bufptr;
}
return rc;
}