ReactOS  0.4.15-dev-3173-g40ee59d
strerror.c
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1 /*
2  * msvcrt.dll errno functions
3  *
4  * Copyright 2000 Jon Griffiths
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19  */
20 
21 #include <precomp.h>
22 
23 char __syserr00[] = "No Error";
24 char __syserr01[] = "Operation not permitted (EPERM)";
25 char __syserr02[] = "No such file or directory (ENOENT)";
26 char __syserr03[] = "No such process (ESRCH)";
27 char __syserr04[] = "Interrupted system call (EINTR)";
28 char __syserr05[] = "Input or output error (EIO)";
29 char __syserr06[] = "No such device or address (ENXIO)";
30 char __syserr07[] = "Argument list too long (E2BIG)";
31 char __syserr08[] = "Unable to execute file (ENOEXEC)";
32 char __syserr09[] = "Bad file descriptor (EBADF)";
33 char __syserr10[] = "No child processes (ECHILD)";
34 char __syserr11[] = "Resource temporarily unavailable (EAGAIN)";
35 char __syserr12[] = "Not enough memory (ENOMEM)";
36 char __syserr13[] = "Permission denied (EACCES)";
37 char __syserr14[] = "Bad address (EFAULT)";
38 char __syserr15[] = "Unknown Error: 15";
39 char __syserr16[] = "Resource busy (EBUSY)";
40 char __syserr17[] = "File exists (EEXIST)";
41 char __syserr18[] = "Improper link (EXDEV)";
42 char __syserr19[] = "No such device (ENODEV)";
43 char __syserr20[] = "Not a directory (ENOTDIR)";
44 char __syserr21[] = "Is a directory (EISDIR)";
45 char __syserr22[] = "Invalid argument (EINVAL)";
46 char __syserr23[] = "Too many open files in system (ENFILE)";
47 char __syserr24[] = "Too many open files (EMFILE)";
48 char __syserr25[] = "Inappropriate I/O control operation (ENOTTY)";
49 char __syserr26[] = "Unknown error: 26";
50 char __syserr27[] = "File too large (EFBIG)";
51 char __syserr28[] = "No space left on drive (ENOSPC)";
52 char __syserr29[] = "Invalid seek (ESPIPE)";
53 char __syserr30[] = "Read-only file system (EROFS)";
54 char __syserr31[] = "Too many links (EMLINK)";
55 char __syserr32[] = "Broken pipe (EPIPE)";
56 char __syserr33[] = "Input to function out of range (EDOM)";
57 char __syserr34[] = "Output of function out of range (ERANGE)";
58 char __syserr35[] = "Unknown error: 35";
59 char __syserr36[] = "Resource deadlock avoided (EDEADLK)";
60 char __syserr37[] = "Unknown error: 37";
61 char __syserr38[] = "File name too long (ENAMETOOLONG)";
62 char __syserr39[] = "No locks available (ENOLCK)";
63 char __syserr40[] = "Function not implemented (ENOSYS)";
64 char __syserr41[] = "Directory not empty (ENOTEMPTY)";
65 char __syserr42[] = "Illegal byte sequence (EILSEQ)";
66 char __syserr43[] = "Unknown/generic error";
67 
68 char *_sys_errlist[] = {
78 };
79 
80 int _sys_nerr = sizeof(_sys_errlist) / sizeof(_sys_errlist[0]) - 1;
81 
82 /*********************************************************************
83  * strerror (MSVCRT.@)
84  */
85 char* CDECL strerror(int err)
86 {
88 
89  if (!data->strerror_buffer)
90  if (!(data->strerror_buffer = malloc(256))) return NULL;
91 
92  if (err < 0 || err > _sys_nerr) err = _sys_nerr;
93  strcpy( data->strerror_buffer, _sys_errlist[err] );
94  return data->strerror_buffer;
95 }
96 
97 /**********************************************************************
98  * strerror_s (MSVCRT.@)
99  */
100 int CDECL strerror_s(char *buffer, size_t numberOfElements, int errnum)
101 {
102  char *ptr;
103 
104  if (!buffer || !numberOfElements)
105  {
106  *_errno() = EINVAL;
107  return EINVAL;
108  }
109 
110  if (errnum < 0 || errnum > _sys_nerr)
111  errnum = _sys_nerr;
112 
113  ptr = _sys_errlist[errnum];
114  while (*ptr && numberOfElements > 1)
115  {
116  *buffer++ = *ptr++;
118  }
119 
120  *buffer = '\0';
121  return 0;
122 }
123 
124 /**********************************************************************
125  * _strerror (MSVCRT.@)
126  */
127 char* CDECL _strerror(const char* str)
128 {
130  int err;
131 
132  if (!data->strerror_buffer)
133  if (!(data->strerror_buffer = malloc(256))) return NULL;
134 
135  err = data->thread_errno;
136  if (err < 0 || err > _sys_nerr) err = _sys_nerr;
137 
138  if (str && *str)
139  sprintf( data->strerror_buffer, "%s: %s\n", str, _sys_errlist[err] );
140  else
141  sprintf( data->strerror_buffer, "%s\n", _sys_errlist[err] );
142 
143  return data->strerror_buffer;
144 }
145 
146 /*********************************************************************
147  * perror (MSVCRT.@)
148  */
149 void CDECL perror(const char* str)
150 {
151  int err = *_errno();
152  if (err < 0 || err > _sys_nerr) err = _sys_nerr;
153 
154  if (str && *str)
155  {
156  _write( 2, str, strlen(str) );
157  _write( 2, ": ", 2 );
158  }
160  _write( 2, "\n", 1 );
161 }
162 
163 /*********************************************************************
164  * _wcserror_s (MSVCRT.@)
165  */
166 int CDECL _wcserror_s(wchar_t* buffer, size_t nc, int err)
167 {
168  if (!MSVCRT_CHECK_PMT(buffer != NULL) || !MSVCRT_CHECK_PMT(nc > 0))
169  {
171  return EINVAL;
172  }
173  if (err < 0 || err > _sys_nerr) err = _sys_nerr;
175  return 0;
176 }
177 
178 /*********************************************************************
179  * _wcserror (MSVCRT.@)
180  */
181 wchar_t* CDECL _wcserror(int err)
182 {
184 
185  if (!data->wcserror_buffer)
186  if (!(data->wcserror_buffer = malloc(256 * sizeof(wchar_t)))) return NULL;
187  _wcserror_s(data->wcserror_buffer, 256, err);
188  return data->wcserror_buffer;
189 }
190 
191 /**********************************************************************
192  * __wcserror_s (MSVCRT.@)
193  */
194 int CDECL __wcserror_s(wchar_t* buffer, size_t nc, const wchar_t* str)
195 {
196  int err;
197  static const WCHAR colonW[] = {':', ' ', '\0'};
198  static const WCHAR nlW[] = {'\n', '\0'};
199  size_t len;
200 
201  err = *_errno();
202  if (err < 0 || err > _sys_nerr) err = _sys_nerr;
203 
204  len = MultiByteToWideChar(CP_ACP, 0, _sys_errlist[err], -1, NULL, 0) + 1 /* \n */;
205  if (str && *str) len += lstrlenW(str) + 2 /* ': ' */;
206  if (len > nc)
207  {
208  MSVCRT_INVALID_PMT("buffer[nc] is too small", ERANGE);
209  return ERANGE;
210  }
211  if (str && *str)
212  {
213  lstrcpyW(buffer, str);
214  lstrcatW(buffer, colonW);
215  }
216  else buffer[0] = '\0';
217  len = lstrlenW(buffer);
219  lstrcatW(buffer, nlW);
220 
221  return 0;
222 }
223 
224 /**********************************************************************
225  * __wcserror (MSVCRT.@)
226  */
227 wchar_t* CDECL __wcserror(const wchar_t* str)
228 {
230  int err;
231 
232  if (!data->wcserror_buffer)
233  if (!(data->wcserror_buffer = malloc(256 * sizeof(wchar_t)))) return NULL;
234 
235  err = __wcserror_s(data->wcserror_buffer, 256, str);
236  if (err) FIXME("bad wcserror call (%d)\n", err);
237 
238  return data->wcserror_buffer;
239 }
char __syserr43[]
Definition: strerror.c:66
errno_t __cdecl _set_errno(_In_ int _Value)
char __syserr05[]
Definition: strerror.c:28
int CDECL _wcserror_s(wchar_t *buffer, size_t nc, int err)
Definition: strerror.c:166
_CRTIMP int __cdecl _write(_In_ int _FileHandle, _In_reads_bytes_(_MaxCharCount) const void *_Buf, _In_ unsigned int _MaxCharCount)
char __syserr19[]
Definition: strerror.c:42
char __syserr22[]
Definition: strerror.c:45
char __syserr38[]
Definition: strerror.c:61
char __syserr40[]
Definition: strerror.c:63
ACPI_SIZE strlen(const char *String)
Definition: utclib.c:269
#define CP_ACP
Definition: compat.h:109
char __syserr15[]
Definition: strerror.c:38
Definition: arc.h:39
char __syserr10[]
Definition: strerror.c:33
char __syserr09[]
Definition: strerror.c:32
char __syserr35[]
Definition: strerror.c:58
char __syserr06[]
Definition: strerror.c:29
char __syserr13[]
Definition: strerror.c:36
GLuint buffer
Definition: glext.h:5915
char __syserr36[]
Definition: strerror.c:59
char __syserr18[]
Definition: strerror.c:41
char __syserr16[]
Definition: strerror.c:39
char __syserr20[]
Definition: strerror.c:43
#define lstrlenW
Definition: compat.h:609
char __syserr27[]
Definition: strerror.c:50
char __syserr37[]
Definition: strerror.c:60
char __syserr39[]
Definition: strerror.c:62
static size_t numberOfElements
Definition: string.c:87
char *CDECL _strerror(const char *str)
Definition: strerror.c:127
char __syserr32[]
Definition: strerror.c:55
#define sprintf(buf, format,...)
Definition: sprintf.c:55
char __syserr28[]
Definition: strerror.c:51
char __syserr41[]
Definition: strerror.c:64
char __syserr33[]
Definition: strerror.c:56
char __syserr08[]
Definition: strerror.c:31
#define FIXME(fmt,...)
Definition: debug.h:111
static PVOID ptr
Definition: dispmode.c:27
#define MSVCRT_INVALID_PMT(x)
Definition: mbstowcs_s.c:25
const WCHAR * str
int _sys_nerr
Definition: strerror.c:80
char __syserr17[]
Definition: strerror.c:40
char *CDECL strerror(int err)
Definition: strerror.c:85
char * _sys_errlist[]
Definition: strerror.c:68
char __syserr25[]
Definition: strerror.c:48
__wchar_t WCHAR
Definition: xmlstorage.h:180
char __syserr30[]
Definition: strerror.c:53
char __syserr21[]
Definition: strerror.c:44
char __syserr03[]
Definition: strerror.c:26
char __syserr02[]
Definition: strerror.c:25
char __syserr24[]
Definition: strerror.c:47
GLint GLenum GLsizei GLsizei GLsizei GLint GLsizei const GLvoid * data
Definition: gl.h:1950
_CRTIMP int *__cdecl _errno(void)
Definition: errno.c:19
#define ERANGE
Definition: acclib.h:92
int CDECL __wcserror_s(wchar_t *buffer, size_t nc, const wchar_t *str)
Definition: strerror.c:194
#define MSVCRT_CHECK_PMT(x)
Definition: mbstowcs_s.c:26
GLenum GLsizei len
Definition: glext.h:6722
#define err(...)
char __syserr29[]
Definition: strerror.c:52
thread_data_t * msvcrt_get_thread_data(void)
Definition: tls.c:31
char __syserr04[]
Definition: strerror.c:27
wchar_t *CDECL __wcserror(const wchar_t *str)
Definition: strerror.c:227
char __syserr42[]
Definition: strerror.c:65
int CDECL strerror_s(char *buffer, size_t numberOfElements, int errnum)
Definition: strerror.c:100
#define lstrcpyW
Definition: compat.h:608
#define CDECL
Definition: compat.h:29
char __syserr31[]
Definition: strerror.c:54
char __syserr14[]
Definition: strerror.c:37
wchar_t *CDECL _wcserror(int err)
Definition: strerror.c:181
#define NULL
Definition: types.h:112
char __syserr34[]
Definition: strerror.c:57
#define MultiByteToWideChar
Definition: compat.h:110
char __syserr07[]
Definition: strerror.c:30
char __syserr00[]
Definition: strerror.c:23
char * strcpy(char *DstString, const char *SrcString)
Definition: utclib.c:388
char __syserr26[]
Definition: strerror.c:49
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Definition: strerror.c:46
#define malloc
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LPWSTR WINAPI lstrcatW(LPWSTR lpString1, LPCWSTR lpString2)
Definition: lstring.c:274
char __syserr11[]
Definition: strerror.c:34
char __syserr01[]
Definition: strerror.c:24
char __syserr12[]
Definition: strerror.c:35
void CDECL perror(const char *str)
Definition: strerror.c:149