INIFindStartEnd.c

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#include <string.h>
#include "FBLib_ini.h"
#include "libFireBird.h"
 
void INIFindStartEnd(char *Key, char **Start, char **End, dword MaxEntrylen)
{
  TRACEENTER();
 
  char                  *CR, *LF, *p;
 
  if(!Start || !End || !MaxEntrylen)
  {
    TRACEEXIT();
    return;
  }
 
  if(!INIBuffer)
  {
    *Start = NULL;
 
    TRACEEXIT();
    return;
  }
 
  *End = NULL;
  *Start = INIBuffer - 1;
  do
  {
    *Start = stricstr(*Start + 1, Key);
    if(*Start == NULL)
    {
      TRACEEXIT();
      return;
    }
 
    if (*Start > INIBuffer) p = *Start - 1;
    else p = "\n";
  }
  while (*p != '\n' && *p != '\r' && *p != '\t' && *p != ' ');
 
  CR = strchr(*Start, '\x0d');
  LF = strchr(*Start, '\x0a');
 
  if(CR)
  {
    if(LF)
    {
      if(CR + 1 == LF)
        *End = CR - 1;      // Windows
      else                  // junk
      {
        *End = LF - 1;
 
        TRACEEXIT();
        return;
      }
    }
    else *End = CR - 1;     // Mac
  }
  else
    if(LF)
      *End = LF - 1;        // Unix
    else                    // junk
    {
      *End = NULL;
 
      TRACEEXIT();
      return;
    }
 
  if(*End >= *Start + MaxEntrylen) *End = *Start + MaxEntrylen - 1;
 
  TRACEEXIT();
}