[mirror_edk2.git] / BaseTools / Source / C / GenCrc32 / GenCrc32.c

/** @file\r
Calculate Crc32 value and Verify Crc32 value for input data.\r
\r
Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>\r
This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution.  The full text of the license may be found at\r
http://opensource.org/licenses/bsd-license.php\r
\r
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
**/\r
\r
#include <stdio.h>\r
#include <stdlib.h>\r
#include <string.h>\r
\r
#include "ParseInf.h"\r
#include "EfiUtilityMsgs.h"\r
#include "CommonLib.h"\r
#include "Crc32.h"\r
\r
#define UTILITY_NAME            "GenCrc32"\r
#define UTILITY_MAJOR_VERSION   0\r
#define UTILITY_MINOR_VERSION   2\r
\r
#define CRC32_NULL              0\r
#define CRC32_ENCODE            1\r
#define CRC32_DECODE            2\r
\r
VOID\r
Version (\r
  VOID\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  Displays the standard utility information to SDTOUT\r
\r
Arguments:\r
\r
  None\r
\r
Returns:\r
\r
  None\r
\r
--*/\r
{\r
  fprintf (stdout, "%s Version %d.%d %s \n", UTILITY_NAME, UTILITY_MAJOR_VERSION, UTILITY_MINOR_VERSION, __BUILD_VERSION);\r
}\r
\r
VOID\r
Usage (\r
  VOID\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  Displays the utility usage syntax to STDOUT\r
\r
Arguments:\r
\r
  None\r
\r
Returns:\r
\r
  None\r
\r
--*/\r
{\r
  //\r
  // Summary usage\r
  //\r
  fprintf (stdout, "Usage: GenCrc32 -e|-d [options] <input_file>\n\n");\r
\r
  //\r
  // Copyright declaration\r
  //\r
  fprintf (stdout, "Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.\n\n");\r
\r
  //\r
  // Details Option\r
  //\r
  fprintf (stdout, "optional arguments:\n");\r
  fprintf (stdout, "  -h, --help            Show this help message and exit\n");\r
  fprintf (stdout, "  --version             Show program's version number and exit\n");\r
  fprintf (stdout, "  --debug [DEBUG]       Output DEBUG statements, where DEBUG_LEVEL is 0 (min)\n\\r
                        - 9 (max)\n");\r
  fprintf (stdout, "  -v, --verbose         Print informational statements\n");\r
  fprintf (stdout, "  -q, --quiet           Returns the exit code, error messages will be\n\\r
                        displayed\n");\r
  fprintf (stdout, "  -s, --silent          Returns only the exit code; informational and error\n\\r
                        messages are not displayed\n");\r
  fprintf (stdout, "  -e, --encode          Calculate CRC32 value for the input file\n");\r
  fprintf (stdout, "  -d, --decode          Verify CRC32 value for the input file\n");\r
  fprintf (stdout, "  -o OUTPUT_FILENAME, --output OUTPUT_FILENAME\n\\r
                        Output file name\n");\r
  fprintf (stdout, "  --sfo                 Reserved for future use\n");\r
\r
}\r
\r
int\r
main (\r
  int   argc,\r
  CHAR8 *argv[]\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  Main function.\r
\r
Arguments:\r
\r
  argc - Number of command line parameters.\r
  argv - Array of pointers to parameter strings.\r
\r
Returns:\r
  STATUS_SUCCESS - Utility exits successfully.\r
  STATUS_ERROR   - Some error occurred during execution.\r
\r
--*/\r
{\r
  EFI_STATUS              Status;\r
  CHAR8                   *OutputFileName;\r
  CHAR8                   *InputFileName;\r
  UINT8                   *FileBuffer;\r
  UINT32                  FileSize;\r
  UINT64                  LogLevel;\r
  UINT8                   FileAction;\r
  UINT32                  Crc32Value;\r
  FILE                    *InFile;\r
  FILE                    *OutFile;\r
\r
  //\r
  // Init local variables\r
  //\r
  LogLevel       = 0;\r
  Status         = EFI_SUCCESS;\r
  InputFileName  = NULL;\r
  OutputFileName = NULL;\r
  FileAction     = CRC32_NULL;\r
  InFile         = NULL;\r
  OutFile        = NULL;\r
  Crc32Value     = 0;\r
  FileBuffer     = NULL;\r
\r
  SetUtilityName (UTILITY_NAME);\r
\r
  if (argc == 1) {\r
    Error (NULL, 0, 1001, "Missing options", "no options input");\r
    Usage ();\r
    return STATUS_ERROR;\r
  }\r
\r
  //\r
  // Parse command line\r
  //\r
  argc --;\r
  argv ++;\r
\r
  if ((stricmp (argv[0], "-h") == 0) || (stricmp (argv[0], "--help") == 0)) {\r
    Usage ();\r
    return STATUS_SUCCESS;\r
  }\r
\r
  if (stricmp (argv[0], "--version") == 0) {\r
    Version ();\r
    return STATUS_SUCCESS;\r
  }\r
\r
  while (argc > 0) {\r
    if ((stricmp (argv[0], "-o") == 0) || (stricmp (argv[0], "--output") == 0)) {\r
      if (argv[1] == NULL || argv[1][0] == '-') {\r
        Error (NULL, 0, 1003, "Invalid option value", "Output File name is missing for -o option");\r
        goto Finish;\r
      }\r
      OutputFileName = argv[1];\r
      argc -= 2;\r
      argv += 2;\r
      continue;\r
    }\r
\r
    if ((stricmp (argv[0], "-e") == 0) || (stricmp (argv[0], "--encode") == 0)) {\r
      FileAction     = CRC32_ENCODE;\r
      argc --;\r
      argv ++;\r
      continue;\r
    }\r
\r
    if ((stricmp (argv[0], "-d") == 0) || (stricmp (argv[0], "--decode") == 0)) {\r
      FileAction     = CRC32_DECODE;\r
      argc --;\r
      argv ++;\r
      continue;\r
    }\r
\r
    if ((stricmp (argv[0], "-v") == 0) || (stricmp (argv[0], "--verbose") == 0)) {\r
      SetPrintLevel (VERBOSE_LOG_LEVEL);\r
      VerboseMsg ("Verbose output Mode Set!");\r
      argc --;\r
      argv ++;\r
      continue;\r
    }\r
\r
    if ((stricmp (argv[0], "-q") == 0) || (stricmp (argv[0], "--quiet") == 0)) {\r
      SetPrintLevel (KEY_LOG_LEVEL);\r
      KeyMsg ("Quiet output Mode Set!");\r
      argc --;\r
      argv ++;\r
      continue;\r
    }\r
\r
    if (stricmp (argv[0], "--debug") == 0) {\r
      Status = AsciiStringToUint64 (argv[1], FALSE, &LogLevel);\r
      if (EFI_ERROR (Status)) {\r
        Error (NULL, 0, 1003, "Invalid option value", "%s = %s", argv[0], argv[1]);\r
        goto Finish;\r
      }\r
      if (LogLevel > 9) {\r
        Error (NULL, 0, 1003, "Invalid option value", "Debug Level range is 0-9, current input level is %d", (int) LogLevel);\r
        goto Finish;\r
      }\r
      SetPrintLevel (LogLevel);\r
      DebugMsg (NULL, 0, 9, "Debug Mode Set", "Debug Output Mode Level %s is set!", argv[1]);\r
      argc -= 2;\r
      argv += 2;\r
      continue;\r
    }\r
\r
    if (argv[0][0] == '-') {\r
      Error (NULL, 0, 1000, "Unknown option", argv[0]);\r
      goto Finish;\r
    }\r
\r
    //\r
    // Get Input file file name.\r
    //\r
    InputFileName = argv[0];\r
    argc --;\r
    argv ++;\r
  }\r
\r
  VerboseMsg ("%s tool start.", UTILITY_NAME);\r
\r
  //\r
  // Check Input parameters\r
  //\r
  if (FileAction == CRC32_NULL) {\r
    Error (NULL, 0, 1001, "Missing option", "either the encode or the decode option must be specified!");\r
    return STATUS_ERROR;\r
  } else if (FileAction == CRC32_ENCODE) {\r
    VerboseMsg ("File will be encoded by Crc32");\r
  } else if (FileAction == CRC32_DECODE) {\r
    VerboseMsg ("File will be decoded by Crc32");\r
  }\r
\r
  if (InputFileName == NULL) {\r
    Error (NULL, 0, 1001, "Missing option", "Input files are not specified");\r
    goto Finish;\r
  } else {\r
    VerboseMsg ("Input file name is %s", InputFileName);\r
  }\r
\r
  if (OutputFileName == NULL) {\r
    Error (NULL, 0, 1001, "Missing option", "Output file are not specified");\r
    goto Finish;\r
  } else {\r
    VerboseMsg ("Output file name is %s", OutputFileName);\r
  }\r
\r
  //\r
  // Open Input file and read file data.\r
  //\r
  InFile = fopen (LongFilePath (InputFileName), "rb");\r
  if (InFile == NULL) {\r
    Error (NULL, 0, 0001, "Error opening file", InputFileName);\r
    return STATUS_ERROR;\r
  }\r
\r
  fseek (InFile, 0, SEEK_END);\r
  FileSize = ftell (InFile);\r
  fseek (InFile, 0, SEEK_SET);\r
\r
  FileBuffer = (UINT8 *) malloc (FileSize);\r
  if (FileBuffer == NULL) {\r
    Error (NULL, 0, 4001, "Resource", "memory cannot be allcoated!");\r
    fclose (InFile);\r
    goto Finish;\r
  }\r
\r
  fread (FileBuffer, 1, FileSize, InFile);\r
  fclose (InFile);\r
  VerboseMsg ("the size of the input file is %u bytes", (unsigned) FileSize);\r
\r
  //\r
  // Open output file\r
  //\r
  OutFile = fopen (LongFilePath (OutputFileName), "wb");\r
  if (OutFile == NULL) {\r
    Error (NULL, 0, 0001, "Error opening file", OutputFileName);\r
    goto Finish;\r
  }\r
\r
  //\r
  // Calculate Crc32 value\r
  //\r
  if (FileAction == CRC32_ENCODE) {\r
    Status = CalculateCrc32 (FileBuffer, FileSize, &Crc32Value);\r
    if (Status != EFI_SUCCESS) {\r
      Error (NULL, 0, 3000, "Invalid", "Calculate CRC32 value failed!");\r
      goto Finish;\r
    }\r
    //\r
    // Done, write output file.\r
    //\r
    fwrite (&Crc32Value, 1, sizeof (Crc32Value), OutFile);\r
    VerboseMsg ("The calculated CRC32 value is 0x%08x", (unsigned) Crc32Value);\r
    fwrite (FileBuffer, 1, FileSize, OutFile);\r
    VerboseMsg ("the size of the encoded file is %u bytes", (unsigned) FileSize + sizeof (UINT32));\r
  } else {\r
    //\r
    // Verify Crc32 Value\r
    //\r
    if (FileSize < sizeof (UINT32)) {\r
      Error (NULL, 0, 3000, "Invalid", "Input file is invalid!");\r
      goto Finish;\r
    }\r
    Status = CalculateCrc32 (FileBuffer + sizeof (UINT32), FileSize - sizeof (UINT32), &Crc32Value);\r
    if (Status != EFI_SUCCESS) {\r
      Error (NULL, 0, 3000, "Invalid", "Calculate CRC32 value failed!");\r
      goto Finish;\r
    }\r
    VerboseMsg ("The calculated CRC32 value is 0x%08x and File Crc32 value is 0x%08x", (unsigned) Crc32Value, (unsigned) (*(UINT32 *)FileBuffer));\r
    if (Crc32Value != *(UINT32 *)FileBuffer) {\r
      Error (NULL, 0, 3000, "Invalid", "CRC32 value of input file is not correct!");\r
      Status = STATUS_ERROR;\r
      goto Finish;\r
    }\r
    //\r
    // Done, write output file.\r
    //\r
    fwrite (FileBuffer + sizeof (UINT32), 1, FileSize - sizeof (UINT32), OutFile);\r
    VerboseMsg ("the size of the decoded file is %u bytes", (unsigned) FileSize - sizeof (UINT32));\r
  }\r
\r
Finish:\r
  if (FileBuffer != NULL) {\r
    free (FileBuffer);\r
  }\r
\r
  if (OutFile != NULL) {\r
    fclose (OutFile);\r
  }\r
\r
  VerboseMsg ("%s tool done with return code is 0x%x.", UTILITY_NAME, GetUtilityStatus ());\r
\r
  return GetUtilityStatus ();\r
}\r
\r
\r
\r
\r
Commit	Line	Data
30fdf114	1	/** @file\r
97fa0ee9	2	Calculate Crc32 value and Verify Crc32 value for input data.\r
30fdf114	3	\r
f7496d71 LG	4	Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>\r
	5	This program and the accompanying materials\r
	6	are licensed and made available under the terms and conditions of the BSD License\r
	7	which accompanies this distribution. The full text of the license may be found at\r
	8	http://opensource.org/licenses/bsd-license.php\r
	9	\r
	10	THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
	11	WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
30fdf114	12	\r
30fdf114 LG	13	**/\r
	14	\r
	15	#include <stdio.h>\r
	16	#include <stdlib.h>\r
	17	#include <string.h>\r
	18	\r
fd171542	19	#include "ParseInf.h"\r
30fdf114 LG	20	#include "EfiUtilityMsgs.h"\r
	21	#include "CommonLib.h"\r
	22	#include "Crc32.h"\r
	23	\r
	24	#define UTILITY_NAME "GenCrc32"\r
	25	#define UTILITY_MAJOR_VERSION 0\r
f4260465	26	#define UTILITY_MINOR_VERSION 2\r
30fdf114 LG	27	\r
	28	#define CRC32_NULL 0\r
	29	#define CRC32_ENCODE 1\r
f7496d71	30	#define CRC32_DECODE 2\r
30fdf114 LG	31	\r
	32	VOID\r
	33	Version (\r
	34	VOID\r
	35	)\r
	36	/*++\r
	37	\r
	38	Routine Description:\r
	39	\r
	40	Displays the standard utility information to SDTOUT\r
	41	\r
	42	Arguments:\r
	43	\r
	44	None\r
	45	\r
	46	Returns:\r
	47	\r
	48	None\r
	49	\r
	50	--*/\r
	51	{\r
f4260465	52	fprintf (stdout, "%s Version %d.%d %s \n", UTILITY_NAME, UTILITY_MAJOR_VERSION, UTILITY_MINOR_VERSION, __BUILD_VERSION);\r
30fdf114 LG	53	}\r
	54	\r
	55	VOID\r
	56	Usage (\r
	57	VOID\r
	58	)\r
	59	/*++\r
	60	\r
	61	Routine Description:\r
	62	\r
	63	Displays the utility usage syntax to STDOUT\r
	64	\r
	65	Arguments:\r
	66	\r
	67	None\r
	68	\r
	69	Returns:\r
	70	\r
	71	None\r
	72	\r
	73	--*/\r
	74	{\r
	75	//\r
	76	// Summary usage\r
	77	//\r
4afd3d04	78	fprintf (stdout, "Usage: GenCrc32 -e\|-d [options] <input_file>\n\n");\r
f7496d71	79	\r
30fdf114 LG	80	//\r
30fdf114 LG	81	// Copyright declaration\r
f7496d71 LG	82	//\r
f7496d71 LG	83	fprintf (stdout, "Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.\n\n");\r
30fdf114 LG	84	\r
	85	//\r
	86	// Details Option\r
	87	//\r
4afd3d04 LG	88	fprintf (stdout, "optional arguments:\n");\r
	89	fprintf (stdout, " -h, --help Show this help message and exit\n");\r
	90	fprintf (stdout, " --version Show program's version number and exit\n");\r
	91	fprintf (stdout, " --debug [DEBUG] Output DEBUG statements, where DEBUG_LEVEL is 0 (min)\n\\r
	92	- 9 (max)\n");\r
	93	fprintf (stdout, " -v, --verbose Print informational statements\n");\r
	94	fprintf (stdout, " -q, --quiet Returns the exit code, error messages will be\n\\r
	95	displayed\n");\r
	96	fprintf (stdout, " -s, --silent Returns only the exit code; informational and error\n\\r
	97	messages are not displayed\n");\r
	98	fprintf (stdout, " -e, --encode Calculate CRC32 value for the input file\n");\r
	99	fprintf (stdout, " -d, --decode Verify CRC32 value for the input file\n");\r
	100	fprintf (stdout, " -o OUTPUT_FILENAME, --output OUTPUT_FILENAME\n\\r
	101	Output file name\n");\r
	102	fprintf (stdout, " --sfo Reserved for future use\n");\r
f7496d71	103	\r
30fdf114 LG	104	}\r
	105	\r
	106	int\r
	107	main (\r
fd171542	108	int argc,\r
30fdf114 LG	109	CHAR8 *argv[]\r
	110	)\r
	111	/*++\r
	112	\r
	113	Routine Description:\r
	114	\r
	115	Main function.\r
	116	\r
	117	Arguments:\r
	118	\r
	119	argc - Number of command line parameters.\r
	120	argv - Array of pointers to parameter strings.\r
	121	\r
	122	Returns:\r
	123	STATUS_SUCCESS - Utility exits successfully.\r
	124	STATUS_ERROR - Some error occurred during execution.\r
	125	\r
	126	--*/\r
	127	{\r
	128	EFI_STATUS Status;\r
	129	CHAR8 *OutputFileName;\r
	130	CHAR8 *InputFileName;\r
	131	UINT8 *FileBuffer;\r
	132	UINT32 FileSize;\r
	133	UINT64 LogLevel;\r
	134	UINT8 FileAction;\r
	135	UINT32 Crc32Value;\r
	136	FILE *InFile;\r
	137	FILE *OutFile;\r
f7496d71	138	\r
30fdf114 LG	139	//\r
	140	// Init local variables\r
	141	//\r
	142	LogLevel = 0;\r
	143	Status = EFI_SUCCESS;\r
	144	InputFileName = NULL;\r
	145	OutputFileName = NULL;\r
	146	FileAction = CRC32_NULL;\r
	147	InFile = NULL;\r
	148	OutFile = NULL;\r
	149	Crc32Value = 0;\r
	150	FileBuffer = NULL;\r
	151	\r
	152	SetUtilityName (UTILITY_NAME);\r
	153	\r
	154	if (argc == 1) {\r
	155	Error (NULL, 0, 1001, "Missing options", "no options input");\r
	156	Usage ();\r
	157	return STATUS_ERROR;\r
	158	}\r
	159	\r
	160	//\r
	161	// Parse command line\r
	162	//\r
	163	argc --;\r
	164	argv ++;\r
	165	\r
	166	if ((stricmp (argv[0], "-h") == 0) \|\| (stricmp (argv[0], "--help") == 0)) {\r
30fdf114	167	Usage ();\r
f7496d71	168	return STATUS_SUCCESS;\r
30fdf114 LG	169	}\r
	170	\r
	171	if (stricmp (argv[0], "--version") == 0) {\r
	172	Version ();\r
f7496d71	173	return STATUS_SUCCESS;\r
30fdf114 LG	174	}\r
	175	\r
	176	while (argc > 0) {\r
	177	if ((stricmp (argv[0], "-o") == 0) \|\| (stricmp (argv[0], "--output") == 0)) {\r
	178	if (argv[1] == NULL \|\| argv[1][0] == '-') {\r
	179	Error (NULL, 0, 1003, "Invalid option value", "Output File name is missing for -o option");\r
	180	goto Finish;\r
	181	}\r
	182	OutputFileName = argv[1];\r
	183	argc -= 2;\r
	184	argv += 2;\r
f7496d71	185	continue;\r
30fdf114 LG	186	}\r
	187	\r
	188	if ((stricmp (argv[0], "-e") == 0) \|\| (stricmp (argv[0], "--encode") == 0)) {\r
	189	FileAction = CRC32_ENCODE;\r
	190	argc --;\r
	191	argv ++;\r
f7496d71	192	continue;\r
30fdf114 LG	193	}\r
	194	\r
	195	if ((stricmp (argv[0], "-d") == 0) \|\| (stricmp (argv[0], "--decode") == 0)) {\r
	196	FileAction = CRC32_DECODE;\r
	197	argc --;\r
	198	argv ++;\r
f7496d71	199	continue;\r
30fdf114 LG	200	}\r
	201	\r
	202	if ((stricmp (argv[0], "-v") == 0) \|\| (stricmp (argv[0], "--verbose") == 0)) {\r
	203	SetPrintLevel (VERBOSE_LOG_LEVEL);\r
	204	VerboseMsg ("Verbose output Mode Set!");\r
	205	argc --;\r
	206	argv ++;\r
	207	continue;\r
	208	}\r
	209	\r
	210	if ((stricmp (argv[0], "-q") == 0) \|\| (stricmp (argv[0], "--quiet") == 0)) {\r
	211	SetPrintLevel (KEY_LOG_LEVEL);\r
	212	KeyMsg ("Quiet output Mode Set!");\r
	213	argc --;\r
	214	argv ++;\r
	215	continue;\r
	216	}\r
	217	\r
	218	if (stricmp (argv[0], "--debug") == 0) {\r
	219	Status = AsciiStringToUint64 (argv[1], FALSE, &LogLevel);\r
	220	if (EFI_ERROR (Status)) {\r
	221	Error (NULL, 0, 1003, "Invalid option value", "%s = %s", argv[0], argv[1]);\r
	222	goto Finish;\r
	223	}\r
	224	if (LogLevel > 9) {\r
fd171542	225	Error (NULL, 0, 1003, "Invalid option value", "Debug Level range is 0-9, current input level is %d", (int) LogLevel);\r
30fdf114 LG	226	goto Finish;\r
	227	}\r
	228	SetPrintLevel (LogLevel);\r
	229	DebugMsg (NULL, 0, 9, "Debug Mode Set", "Debug Output Mode Level %s is set!", argv[1]);\r
	230	argc -= 2;\r
	231	argv += 2;\r
	232	continue;\r
	233	}\r
	234	\r
	235	if (argv[0][0] == '-') {\r
	236	Error (NULL, 0, 1000, "Unknown option", argv[0]);\r
	237	goto Finish;\r
	238	}\r
	239	\r
	240	//\r
	241	// Get Input file file name.\r
	242	//\r
	243	InputFileName = argv[0];\r
	244	argc --;\r
	245	argv ++;\r
	246	}\r
	247	\r
	248	VerboseMsg ("%s tool start.", UTILITY_NAME);\r
f7496d71	249	\r
30fdf114	250	//\r
99e55970	251	// Check Input parameters\r
30fdf114 LG	252	//\r
	253	if (FileAction == CRC32_NULL) {\r
	254	Error (NULL, 0, 1001, "Missing option", "either the encode or the decode option must be specified!");\r
	255	return STATUS_ERROR;\r
	256	} else if (FileAction == CRC32_ENCODE) {\r
	257	VerboseMsg ("File will be encoded by Crc32");\r
	258	} else if (FileAction == CRC32_DECODE) {\r
	259	VerboseMsg ("File will be decoded by Crc32");\r
	260	}\r
f7496d71	261	\r
30fdf114 LG	262	if (InputFileName == NULL) {\r
	263	Error (NULL, 0, 1001, "Missing option", "Input files are not specified");\r
	264	goto Finish;\r
	265	} else {\r
	266	VerboseMsg ("Input file name is %s", InputFileName);\r
	267	}\r
	268	\r
	269	if (OutputFileName == NULL) {\r
	270	Error (NULL, 0, 1001, "Missing option", "Output file are not specified");\r
	271	goto Finish;\r
	272	} else {\r
	273	VerboseMsg ("Output file name is %s", OutputFileName);\r
	274	}\r
f7496d71	275	\r
30fdf114 LG	276	//\r
	277	// Open Input file and read file data.\r
	278	//\r
1be2ed90	279	InFile = fopen (LongFilePath (InputFileName), "rb");\r
30fdf114 LG	280	if (InFile == NULL) {\r
	281	Error (NULL, 0, 0001, "Error opening file", InputFileName);\r
	282	return STATUS_ERROR;\r
	283	}\r
	284	\r
	285	fseek (InFile, 0, SEEK_END);\r
	286	FileSize = ftell (InFile);\r
	287	fseek (InFile, 0, SEEK_SET);\r
f7496d71	288	\r
30fdf114 LG	289	FileBuffer = (UINT8 *) malloc (FileSize);\r
	290	if (FileBuffer == NULL) {\r
	291	Error (NULL, 0, 4001, "Resource", "memory cannot be allcoated!");\r
9639f7d3	292	fclose (InFile);\r
30fdf114 LG	293	goto Finish;\r
30fdf114 LG	294	}\r
f7496d71	295	\r
30fdf114 LG	296	fread (FileBuffer, 1, FileSize, InFile);\r
30fdf114 LG	297	fclose (InFile);\r
fd171542	298	VerboseMsg ("the size of the input file is %u bytes", (unsigned) FileSize);\r
f7496d71	299	\r
30fdf114 LG	300	//\r
	301	// Open output file\r
	302	//\r
1be2ed90	303	OutFile = fopen (LongFilePath (OutputFileName), "wb");\r
30fdf114 LG	304	if (OutFile == NULL) {\r
	305	Error (NULL, 0, 0001, "Error opening file", OutputFileName);\r
	306	goto Finish;\r
	307	}\r
f7496d71	308	\r
30fdf114 LG	309	//\r
	310	// Calculate Crc32 value\r
	311	//\r
	312	if (FileAction == CRC32_ENCODE) {\r
	313	Status = CalculateCrc32 (FileBuffer, FileSize, &Crc32Value);\r
	314	if (Status != EFI_SUCCESS) {\r
	315	Error (NULL, 0, 3000, "Invalid", "Calculate CRC32 value failed!");\r
	316	goto Finish;\r
	317	}\r
	318	//\r
	319	// Done, write output file.\r
	320	//\r
	321	fwrite (&Crc32Value, 1, sizeof (Crc32Value), OutFile);\r
fd171542	322	VerboseMsg ("The calculated CRC32 value is 0x%08x", (unsigned) Crc32Value);\r
30fdf114	323	fwrite (FileBuffer, 1, FileSize, OutFile);\r
fd171542	324	VerboseMsg ("the size of the encoded file is %u bytes", (unsigned) FileSize + sizeof (UINT32));\r
30fdf114 LG	325	} else {\r
	326	//\r
	327	// Verify Crc32 Value\r
	328	//\r
997b2c54 YZ	329	if (FileSize < sizeof (UINT32)) {\r
	330	Error (NULL, 0, 3000, "Invalid", "Input file is invalid!");\r
	331	goto Finish;\r
	332	}\r
30fdf114 LG	333	Status = CalculateCrc32 (FileBuffer + sizeof (UINT32), FileSize - sizeof (UINT32), &Crc32Value);\r
	334	if (Status != EFI_SUCCESS) {\r
	335	Error (NULL, 0, 3000, "Invalid", "Calculate CRC32 value failed!");\r
	336	goto Finish;\r
	337	}\r
fd171542	338	VerboseMsg ("The calculated CRC32 value is 0x%08x and File Crc32 value is 0x%08x", (unsigned) Crc32Value, (unsigned) ((UINT32 )FileBuffer));\r
30fdf114 LG	339	if (Crc32Value != (UINT32 )FileBuffer) {\r
	340	Error (NULL, 0, 3000, "Invalid", "CRC32 value of input file is not correct!");\r
	341	Status = STATUS_ERROR;\r
	342	goto Finish;\r
	343	}\r
	344	//\r
	345	// Done, write output file.\r
	346	//\r
	347	fwrite (FileBuffer + sizeof (UINT32), 1, FileSize - sizeof (UINT32), OutFile);\r
fd171542	348	VerboseMsg ("the size of the decoded file is %u bytes", (unsigned) FileSize - sizeof (UINT32));\r
30fdf114 LG	349	}\r
	350	\r
	351	Finish:\r
	352	if (FileBuffer != NULL) {\r
	353	free (FileBuffer);\r
	354	}\r
f7496d71	355	\r
30fdf114 LG	356	if (OutFile != NULL) {\r
	357	fclose (OutFile);\r
	358	}\r
f7496d71	359	\r
30fdf114 LG	360	VerboseMsg ("%s tool done with return code is 0x%x.", UTILITY_NAME, GetUtilityStatus ());\r
	361	\r
	362	return GetUtilityStatus ();\r
	363	}\r
	364	\r
f7496d71 LG	365	\r
	366	\r
	367	\r