ReactOS  0.4.14-dev-49-gfb4591c
comp.c File Reference
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <windef.h>
#include <winbase.h>
#include <conutils.h>
#include "resource.h"
Include dependency graph for comp.c:

Go to the source code of this file.

Macros

#define WIN32_NO_STATUS
 
#define STRBUF   1024
 

Functions

INT GetBuff (PBYTE buff, FILE *in)
 
INT FileSize (FILE *fd)
 
int wmain (int argc, WCHAR *argv[])
 

Macro Definition Documentation

◆ STRBUF

#define STRBUF   1024

Definition at line 39 of file comp.c.

◆ WIN32_NO_STATUS

#define WIN32_NO_STATUS

Definition at line 31 of file comp.c.

Function Documentation

◆ FileSize()

INT FileSize ( FILE fd)

Definition at line 47 of file comp.c.

48 {
49  INT result = -1;
50  if (fseek(fd, 0, SEEK_END) == 0 && (result = ftell(fd)) != -1)
51  {
52  /* Restoring file pointer */
53  rewind(fd);
54  }
55  return result;
56 }
static int fd
Definition: io.c:51
int32_t INT
Definition: typedefs.h:56
_Check_return_opt_ _CRTIMP int __cdecl fseek(_Inout_ FILE *_File, _In_ long _Offset, _In_ int _Origin)
_CRTIMP void __cdecl rewind(_Inout_ FILE *_File)
_Check_return_ _CRTIMP long __cdecl ftell(_Inout_ FILE *_File)
#define SEEK_END
Definition: cabinet.c:27
GLuint64EXT * result
Definition: glext.h:11304

Referenced by wmain().

◆ GetBuff()

INT GetBuff ( PBYTE  buff,
FILE in 
)

Definition at line 42 of file comp.c.

43 {
44  return fread(buff, sizeof(BYTE), STRBUF, in);
45 }
_Check_return_opt_ _CRTIMP size_t __cdecl fread(_Out_writes_bytes_(_ElementSize *_Count) void *_DstBuf, _In_ size_t _ElementSize, _In_ size_t _Count, _Inout_ FILE *_File)
unsigned char BYTE
Definition: mem.h:68
GLuint in
Definition: glext.h:9616
#define STRBUF
Definition: comp.c:39
static unsigned char buff[32768]
Definition: fatten.c:17

Referenced by wmain().

◆ wmain()

int wmain ( int  argc,
WCHAR argv[] 
)

Definition at line 59 of file comp.c.

60 {
61  INT i;
62 
63  /* File pointers */
64  FILE *fp1 = NULL;
65  FILE *fp2 = NULL;
66 
67  INT BufLen1, BufLen2;
68  PBYTE Buff1 = NULL;
69  PBYTE Buff2 = NULL;
70  WCHAR File1[_MAX_PATH + 1], // File paths
71  File2[_MAX_PATH + 1];
72  BOOL bAscii = FALSE, // /A switch
73  bLineNos = FALSE; // /L switch
75  UINT Offset;
76  INT FileSizeFile1;
77  INT FileSizeFile2;
78  INT NumberOfOptions = 0;
79  INT FilesOK = 1;
81 
82  /* Initialize the Console Standard Streams */
84 
85  /* Parse command line for options */
86  for (i = 1; i < argc; i++)
87  {
88  if (argv[i][0] == L'/')
89  {
90  switch (towlower(argv[i][1]))
91  {
92  case L'a':
93  bAscii = TRUE;
94  NumberOfOptions++;
95  break;
96 
97  case L'l':
98  bLineNos = TRUE;
99  NumberOfOptions++;
100  break;
101 
102  case L'?':
104  return EXIT_SUCCESS;
105 
106  default:
109  return EXIT_FAILURE;
110  }
111  }
112  }
113 
114  if (argc - NumberOfOptions == 3)
115  {
116  wcsncpy(File1, argv[1 + NumberOfOptions], _MAX_PATH);
117  wcsncpy(File2, argv[2 + NumberOfOptions], _MAX_PATH);
118  }
119  else
120  {
122  return EXIT_FAILURE;
123  }
124 
125  Buff1 = (PBYTE)malloc(STRBUF);
126  if (Buff1 == NULL)
127  {
128  ConPuts(StdErr, L"Can't get free memory for Buff1\n");
130  goto Cleanup;
131  }
132 
133  Buff2 = (PBYTE)malloc(STRBUF);
134  if (Buff2 == NULL)
135  {
136  ConPuts(StdErr, L"Can't get free memory for Buff2\n");
138  goto Cleanup;
139  }
140 
141  if ((fp1 = _wfopen(File1, L"rb")) == NULL)
142  {
145  goto Cleanup;
146  }
147  if ((fp2 = _wfopen(File2, L"rb")) == NULL)
148  {
151  goto Cleanup;
152  }
153 
154  ConResPrintf(StdOut, IDS_COMPARING, File1, File2);
155 
156  FileSizeFile1 = FileSize(fp1);
157  if (FileSizeFile1 == -1)
158  {
161  goto Cleanup;
162  }
163 
164  FileSizeFile2 = FileSize(fp2);
165  if (FileSizeFile2 == -1)
166  {
169  goto Cleanup;
170  }
171 
172  if (FileSizeFile1 != FileSizeFile2)
173  {
176  goto Cleanup;
177  }
178 
179  LineNumber = 1;
180  Offset = 0;
181  while (1)
182  {
183  BufLen1 = GetBuff(Buff1, fp1);
184  BufLen2 = GetBuff(Buff2, fp2);
185 
186  if (ferror(fp1) || ferror(fp2))
187  {
190  goto Cleanup;
191  }
192 
193  if (!BufLen1 && !BufLen2)
194  break;
195 
196  assert(BufLen1 == BufLen2);
197  for (i = 0; i < BufLen1; i++)
198  {
199  if (Buff1[i] != Buff2[i])
200  {
201  FilesOK = 0;
202 
203  /* Reporting here a mismatch */
204  if (bLineNos)
206  else
208 
209  if (bAscii)
210  {
211  ConResPrintf(StdOut, IDS_ASCIIDIFF, 1, Buff1[i]);
212  ConResPrintf(StdOut, IDS_ASCIIDIFF, 2, Buff2[i]);
213  }
214  else
215  {
218  }
219  }
220 
221  Offset++;
222 
223  if (Buff1[i] == '\n')
224  LineNumber++;
225  }
226  }
227 
228  if (FilesOK)
230 
231 Cleanup:
232  if (fp2)
233  fclose(fp2);
234  if (fp1)
235  fclose(fp1);
236 
237  if (Buff2)
238  free(Buff2);
239  if (Buff1)
240  free(Buff1);
241 
242  return Status;
243 }
static int argc
Definition: ServiceArgs.c:12
_Check_return_ _CRTIMP int __cdecl ferror(_In_ FILE *_File)
#define TRUE
Definition: types.h:120
#define IDS_READERROR
Definition: resource.h:10
_Check_return_ _CRTIMP FILE *__cdecl _wfopen(_In_z_ const wchar_t *_Filename, _In_z_ const wchar_t *_Mode)
#define IDS_MATCH
Definition: resource.h:15
#define free
Definition: debug_ros.c:5
#define assert(x)
Definition: debug.h:53
#define argv
Definition: mplay32.c:18
int32_t INT
Definition: typedefs.h:56
#define IDS_FILEERROR
Definition: resource.h:6
INT FileSize(FILE *fd)
Definition: comp.c:47
#define IDS_HEXADECIMALDIFF
Definition: resource.h:14
#define EXIT_SUCCESS
Definition: rdjpgcom.c:55
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
#define ConInitStdStreams()
Definition: stream.h:122
_In_ ULONG _In_ ULONG Offset
Definition: ntddpcm.h:101
unsigned int BOOL
Definition: ntddk_ex.h:94
#define _MAX_PATH
Definition: utility.h:77
smooth NULL
Definition: ftsmooth.c:416
#define IDS_BADSYNTAX
Definition: resource.h:5
INT __cdecl ConResPrintf(IN PCON_STREAM Stream, IN UINT uID,...)
Definition: outstream.c:781
#define IDS_MISMATCHOFFSET
Definition: resource.h:12
__wchar_t WCHAR
Definition: xmlstorage.h:180
#define EXIT_FAILURE
Definition: jerror.c:33
#define StdErr
Definition: stream.h:77
INT ConResPuts(IN PCON_STREAM Stream, IN UINT uID)
Definition: outstream.c:610
static const WCHAR L[]
Definition: oid.c:1250
#define IDS_MISMATCHLINE
Definition: resource.h:11
#define IDS_FILESIZEERROR
Definition: resource.h:8
_Check_return_opt_ _CRTIMP int __cdecl fclose(_Inout_ FILE *_File)
static const WCHAR Cleanup[]
Definition: register.c:80
Status
Definition: gdiplustypes.h:24
#define IDS_COMPARING
Definition: resource.h:7
ACPI_BUFFER *RetBuffer ACPI_BUFFER *RetBuffer char ACPI_WALK_RESOURCE_CALLBACK void *Context ACPI_BUFFER *RetBuffer UINT16 ACPI_RESOURCE **ResourcePtr ACPI_GENERIC_ADDRESS *Reg UINT32 *ReturnValue UINT8 UINT8 *Slp_TypB ACPI_PHYSICAL_ADDRESS PhysicalAddress64 UINT32 UINT32 *TimeElapsed UINT32 LineNumber
Definition: acpixf.h:1206
_CRTIMP wchar_t *__cdecl wcsncpy(wchar_t *_Dest, const wchar_t *_Source, size_t _Count)
#define IDS_ASCIIDIFF
Definition: resource.h:13
#define STRBUF
Definition: comp.c:39
#define IDS_HELP
Definition: resource.h:3
unsigned int UINT
Definition: ndis.h:50
INT GetBuff(PBYTE buff, FILE *in)
Definition: comp.c:42
INT ConPuts(IN PCON_STREAM Stream, IN LPWSTR szStr)
Definition: outstream.c:427
#define StdOut
Definition: stream.h:76
#define towlower(c)
Definition: wctype.h:97
#define IDS_INVALIDSWITCH
Definition: resource.h:4
#define malloc
Definition: debug_ros.c:4
#define IDS_SIZEDIFFERS
Definition: resource.h:9
BYTE * PBYTE
Definition: pedump.c:66