Sync with trunk r58687.
[reactos.git] / drivers / storage / port / buslogic / Log.c
1 #include "Log.h"
2 #include <stdarg.h>
3 #include <stdio.h>
4 #pragma hdrstop
5
6 BOOLEAN LogMessage(PCHAR szFormat, ...)
7 {
8 ULONG Length;
9 char messagebuf[256];
10 va_list va;
11 IO_STATUS_BLOCK IoStatus;
12 OBJECT_ATTRIBUTES objectAttributes;
13 NTSTATUS status;
14 HANDLE FileHandle;
15 UNICODE_STRING fileName;
16
17
18 //format the string
19 va_start(va,szFormat);
20 vsprintf(messagebuf,szFormat,va);
21 va_end(va);
22
23 //get a handle to the log file object
24 fileName.Buffer = NULL;
25 fileName.Length = 0;
26 fileName.MaximumLength = sizeof(DEFAULT_LOG_FILE_NAME) + sizeof(UNICODE_NULL);
27 fileName.Buffer = ExAllocatePool(PagedPool,
28 fileName.MaximumLength);
29 if (!fileName.Buffer)
30 {
31 return FALSE;
32 }
33 RtlZeroMemory(fileName.Buffer, fileName.MaximumLength);
34 status = RtlAppendUnicodeToString(&fileName, (PWSTR)DEFAULT_LOG_FILE_NAME);
35
36 //DbgPrint("\n Initializing Object attributes");
37
38 InitializeObjectAttributes (&objectAttributes,
39 (PUNICODE_STRING)&fileName,
40 OBJ_CASE_INSENSITIVE,
41 NULL,
42 NULL );
43
44 DbgPrint("\n BusLogic - Creating the file");
45
46 status = ZwCreateFile(&FileHandle,
47 FILE_APPEND_DATA,
48 &objectAttributes,
49 &IoStatus,
50 0,
51 FILE_ATTRIBUTE_NORMAL,
52 FILE_SHARE_WRITE,
53 FILE_OPEN_IF,
54 FILE_SYNCHRONOUS_IO_NONALERT,
55 NULL,
56 0 );
57
58 if(NT_SUCCESS(status))
59 {
60 CHAR buf[300];
61 LARGE_INTEGER time;
62 KeQuerySystemTime(&time);
63
64 DbgPrint("\n BusLogic - Created the file");
65
66 //put a time stamp on the output message
67 sprintf(buf,"%10u-%10u %s",time.HighPart,time.LowPart,messagebuf);
68
69 //format the string to make sure it appends a newline carrage-return to the
70 //end of the string.
71 Length=strlen(buf);
72 if(buf[Length-1]=='\n')
73 {
74 buf[Length-1]='\r';
75 strcat(buf,"\n");
76 Length++;
77 }
78 else
79 {
80 strcat(buf,"\r\n");
81 Length+=2;
82 }
83
84 buf[Length+1] = '\0';
85 DbgPrint("\n BusLogic - Writing to the file");
86 DbgPrint("\n BusLogic - Buf = %s", buf);
87
88 status = ZwWriteFile(FileHandle,
89 NULL,
90 NULL,
91 NULL,
92 &IoStatus,
93 buf,
94 Length,
95 NULL,
96 NULL );
97
98 ZwClose(FileHandle);
99 }
100 if (fileName.Buffer)
101 ExFreePool (fileName.Buffer);
102
103 return STATUS_SUCCESS;
104 }