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Simple File Splitter

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Simple File Splitter. No JOINER YET!

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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <string.h>
  4. #include <Windows.h>
  5.  
  6. int	fileSize		( char File[] );
  7. void	fileNameExt		( char Name[], char Ext[], char File[] );
  8.  
  9. int main( int argc, char *argv[] )
  10. {
  11. 	FILE	*source, *destination;
  12. 	int	size, parts;
  13. 	char	name[100], ext[100], aux[100];
  14.  
  15. 	if( argc < 3 )
  16. 	{
  17. 		printf( "There aren't enough args!\n" );
  18. 		system( "pause" );
  19. 		return 0;
  20. 	}
  21.  
  22. 	fileNameExt( name, ext, argv[1] );
  23. 	parts = atoi( argv[2] );
  24.  
  25. 	size = fileSize( argv[1] );
  26. 	if( (source = fopen(argv[1], "rb")) == NULL )
  27. 	{
  28. 		printf( "Error! Source file could not be open!\n" );
  29. 		system( "pause" );
  30. 		return 0;
  31. 	}
  32.  
  33.  
  34. 	for( int i = 0; i < parts; i++ )
  35. 	{
  36. 		sprintf( aux, "%s%s-%d", name, ext, i );
  37. 		printf( "Generating %s file! -- ", aux );
  38.  
  39. 		if( (destination = fopen(aux, "wb")) == NULL )
  40. 		{
  41. 			printf( "Error! Destination file %s could not be created!\n", aux );
  42. 			system( "pause" );
  43. 			return 0;
  44. 		}
  45.  
  46. 		char car = getc( source );
  47. 		for( int j = 0; j < size/parts && !feof(source); j++ )
  48. 		{
  49. 			putc( car, destination );
  50. 			car = getc( source );
  51. 		}
  52.  
  53. 		printf( "OK!\n" );
  54. 		fclose( destination );
  55. 	}
  56.  
  57. 	fclose( source );
  58. 	system( "pause" );
  59. 	return 0;
  60. }
  61.  
  62. int fileSize( char File[] )
  63. {
  64.     FILE *f;
  65.  
  66.     if( (f = fopen(File,"rb")) == NULL )
  67.     {
  68.           printf( "Error! Source file could not be open!\n" );
  69. 	  system( "pause" );
  70.           return 0; 
  71.     }
  72.  
  73.     fseek( f, 0,SEEK_END );
  74.     int sz = ftell(f);
  75.     fclose( f );
  76.  
  77.     return sz;
  78. }
  79.  
  80. void fileNameExt( char Name[], char Ext[], char File[] )
  81. {
  82. 	char *aux;
  83. 	if( (aux = strrchr(File, '\\')) == NULL )
  84. 	{	
  85. 		if( (aux = strrchr( File, '/' )) == NULL)
  86. 		{
  87. 			aux = File;
  88. 		}
  89. 	}
  90.  
  91. 	if( aux != File )
  92. 	{
  93. 		aux++;
  94. 	}
  95.  
  96. 	for( int i = 0; *aux != '.'; i++, aux++ )
  97. 	{
  98. 		Name[i] = *aux;
  99. 		Name[i+1] = '\0';
  100. 	}
  101.  
  102. 	for( int i = 0; *aux != '\0'; i++, aux++ )
  103. 	{
  104. 		Ext[i] = *aux;
  105. 		Ext[i+1] = '\0';
  106. 	}
  107. }

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