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[mirror_edk2.git] / Tools / CCode / Source / ModifyInf / ModifyInf.c

/*++\r
\r
Copyright (c)  1999-2006 Intel Corporation. All rights reserved\r
This program and the accompanying materials are licensed and made available \r
under the terms and conditions of the BSD License which accompanies this \r
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
Module Name:\r
\r
  ModifyInf.c\r
\r
Abstract:\r
\r
  It is a simple tool to modify some fields in a FV inf file \r
  and output a new FV inf file.  \r
\r
--*/\r
\r
#include "stdio.h"\r
#include "string.h"\r
\r
#define UTILITY_NAME "ModifyInf"\r
#define UTILITY_MAJOR_VERSION 1\r
#define UTILITY_MINOR_VERSION 1\r
\r
//\r
// Read a line into buffer including '\r\n'\r
//\r
int\r
ReadLine (\r
  char *LineBuffer,\r
  FILE *fp\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  GC_TODO: Add function description\r
\r
Arguments:\r
\r
  LineBuffer  - GC_TODO: add argument description\r
  fp          - GC_TODO: add argument description\r
\r
Returns:\r
\r
  GC_TODO: add return values\r
\r
--*/\r
{\r
  int   CharC;\r
  char  *Line;\r
\r
  Line = LineBuffer;\r
\r
  while ((CharC = fgetc (fp)) != EOF) {\r
    *Line++ = (char) CharC;\r
    if (CharC == 0x0a) {\r
      break;\r
    }\r
  }\r
\r
  *Line = 0;\r
\r
  if (CharC == EOF) {\r
    return 0;\r
  } else {\r
    return 1;\r
  }\r
\r
}\r
//\r
// Write a line into output file\r
//\r
int\r
WriteLine (\r
  char *Line,\r
  FILE *fp\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  GC_TODO: Add function description\r
\r
Arguments:\r
\r
  Line  - GC_TODO: add argument description\r
  fp    - GC_TODO: add argument description\r
\r
Returns:\r
\r
  GC_TODO: add return values\r
\r
--*/\r
{\r
  fwrite (Line, strlen (Line), 1, fp);\r
  return 0;\r
}\r
//\r
// Apply patterns to a line\r
// Currently there are 2 patterns to support\r
// '==' replace a field value with a new value\r
// '+=' append a string at the end of original line\r
// '-'  prevent the line from applying any patterns\r
//      it has the highest priority\r
//\r
int\r
ApplyPattern (\r
  char *Line,\r
  char *argv[],\r
  int  argc\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  GC_TODO: Add function description\r
\r
Arguments:\r
\r
  Line  - GC_TODO: add argument description\r
  ]     - GC_TODO: add argument description\r
  argc  - GC_TODO: add argument description\r
\r
Returns:\r
\r
  GC_TODO: add return values\r
\r
--*/\r
{\r
  static char Section[256];\r
  char        PatternBuffer[256];\r
  char        *Pattern;\r
  char        *Pattern1;\r
  char        *Pattern2;\r
  int         PatternNum;\r
  char        *Ptr;\r
\r
  Pattern     = PatternBuffer;\r
\r
  PatternNum  = argc;\r
\r
  //\r
  // For section field\r
  // record current scope section into static buffer\r
  //\r
  Ptr = Line;\r
  if (*Ptr == '[') {\r
    while (*Ptr != ']') {\r
      if (!(*Ptr++)) {\r
        return -1;\r
      }\r
    }\r
\r
    strcpy (Section, Line);\r
    Section[Ptr - Line + 1] = 0;\r
  }\r
  //\r
  // Apply each pattern on the line\r
  //\r
  while (PatternNum-- > 3) {\r
\r
    strcpy (Pattern, argv[PatternNum]);\r
\r
    //\r
    // For pattern '-'\r
    // keep it unmodified by other patterns\r
    //\r
    if (*Pattern == '-') {\r
      if (strstr (Line, Pattern + 1)) {\r
        return 0;\r
      } else {\r
        continue;\r
      }\r
    }\r
    //\r
    // For other patterns\r
    // get its section at first if it has\r
    //\r
    if (*Pattern == '[') {\r
      if (strncmp (Section, Pattern, strlen (Section))) {\r
        //\r
        // This pattern can't be appied for current section\r
        //\r
        continue;\r
      }\r
      //\r
      // Strip the section field\r
      //\r
      while (*Pattern != ']') {\r
        if (!(*Pattern++)) {\r
          return -1;\r
        }\r
      }\r
\r
      Pattern++;\r
    }\r
    //\r
    // Apply patterns\r
    //\r
    Pattern1  = strstr (Pattern, "==");\r
    Pattern2  = strstr (Pattern, "+=");\r
    if (Pattern1) {\r
      //\r
      // For pattern '=='\r
      // replace the field value with a new string\r
      //\r
      if (!strncmp (Line, Pattern, Pattern1 - Pattern)) {\r
        Pattern1 += 2;\r
        Ptr = strstr (Line, "=");\r
        if (!Ptr) {\r
          return -1;\r
        }\r
\r
        while (*(++Ptr) == ' ')\r
          ;\r
        *Ptr = 0;\r
        strcat (Line, Pattern1);\r
        strcat (Line, "\r\n");\r
      }\r
    } else if (Pattern2) {\r
      //\r
      // For pattern '+='\r
      // append a string at end of the original string\r
      //\r
      if (!strncmp (Line, Pattern, Pattern2 - Pattern)) {\r
        Pattern2 += 2;\r
        Ptr = Line;\r
        while (*Ptr != 0x0D && *Ptr != 0x0A) {\r
          Ptr++;\r
        }\r
\r
        *Ptr = 0;\r
        strcat (Line, Pattern2);\r
        strcat (Line, "\r\n");\r
      }\r
    }\r
  }\r
\r
  return 0;\r
}\r
\r
void \r
Version(\r
  void\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  Print out version information for Strip.\r
\r
Arguments:\r
\r
  None\r
  \r
Returns:\r
\r
  None\r
  \r
--*/ \r
{\r
  printf ("%s v%d.%d -EDK Modify fields in FV inf files.\n", UTILITY_NAME, UTILITY_MAJOR_VERSION, UTILITY_MINOR_VERSION);\r
  printf ("Copyright (c) 2005-2006 Intel Corporation. All rights reserved.\n");\r
}\r
\r
void \r
Usage(\r
  void\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  Print out usage information for Strip.\r
\r
Arguments:\r
\r
  None\r
  \r
Returns:\r
\r
  None\r
  \r
--*/ \r
{\r
  Version();\r