コード例 #1
0
ファイル: JerFiles.cpp プロジェクト: HaikuArchives/BeBuilder
//---------------------------------------------------------------
// Copy File, not only data but also attributes ;-)
//---------------------------------------------------------------
void TJerFile::CopyFile( const char *sourcepath, const char *destinationpath )
{
    BFile *source = 0L, *destination = 0L;
   	entry_ref ref;
    uint8 data[2048];
    int32 len = 2048;
   	char buf[B_ATTR_NAME_LENGTH]; 
   	void *buffer = NULL;
   	int32 lengthR,lengthW;
   	attr_info attribute;
    
    BEntry entry( sourcepath );
    if( B_OK == entry.InitCheck() )
    {
        if( B_OK == entry.GetRef( &ref ) )
        {
            source = new BFile( &ref ,B_READ_ONLY);
        }
        else
        {
			string truc("Error opening file in read only mode: ");
			truc = truc + sourcepath;
			GeneralException excep(truc.c_str(),"BJerFile::CopyFile");
			throw(excep);        	
        }
    }
    else
    {
		string truc("Error constructing file object: ");
		truc = truc + sourcepath;
		GeneralException excep(truc.c_str(),"BJerFile::CopyFile");
		throw(excep);        	    	
    }

    entry.SetTo( destinationpath );
    if( B_OK == entry.InitCheck() )
    {
        if( B_OK == entry.GetRef( &ref ) )
        {
            destination = new BFile( &ref ,B_READ_WRITE | B_CREATE_FILE | B_ERASE_FILE);
        }
        else
        {
			string truc("Error opening file in read write mode: ");
			truc = truc + destinationpath;
			GeneralException excep(truc.c_str(),"BJerFile::CopyFile");
			throw(excep);        	
        }        
    }
    else
    {
		string truc("Error destination constructing file object: ");
		truc = truc + destinationpath;
		GeneralException excep(truc.c_str(),"BJerFile::CopyFile");
		throw(excep);        	    	
    }
    
    
    if( source && destination )
    {    
		BMessage *AMessage;
		AMessage = new BMessage(B_UPDATE_STATUS_BAR);
		AMessage->AddFloat("delta",1.0);
		AMessage->AddString("text","Copy...");				
		AMessage->AddString("trailingtext",destinationpath);				
		MyInvoker.Invoke(AMessage);		
		delete AMessage;				
    
   		while (source->GetNextAttrName(buf) == B_NO_ERROR) 
   		{ 
			source->GetAttrInfo(buf,&attribute);     		 
			if (buffer!=NULL)
			{
				free(buffer);
			}
			buffer = (void *)malloc(sizeof(char)*(attribute.size +1));
			lengthR = source->ReadAttr(buf,attribute.type,0,buffer,attribute.size);					
			lengthW = destination->WriteAttr(buf,attribute.type,0,buffer,lengthR);						

			if (lengthR!=lengthW)
			{
				string truc("Error copying attribute for file : ");
				truc = truc + destinationpath;
				GeneralException excep(truc.c_str(),"BJerFile::CopyFile");
				throw(excep);        	    	
			}
			switch(lengthR)
			{
				case B_ENTRY_NOT_FOUND:
					{
					GeneralException excep("The attribute doesn't exist.","BJerFile::CopyFile");
					throw(excep);        	    	
					break;
					}
				case B_FILE_ERROR :
					{
					GeneralException excep2("The object is uninitialized.","BJerFile::CopyFile");
					throw(excep2);        	    	
					break; 
					}
			}			
			switch(lengthW)
			{
	
				case B_FILE_ERROR :
					{
					GeneralException excep3("This object is a read-only BFile.","BJerFile::CopyFile");
					throw(excep3);        	    	
					break;
					}
				case B_NOT_ALLOWED :
					{
					GeneralException excep4("The node is on a read-only volume.","BJerFile::CopyFile");
					throw(excep4);        	    	
					break; 
					}
				case B_DEVICE_FULL :
					{
					GeneralException excep5("Out of disk space.","BJerFile::CopyFile");
					throw(excep5);        	    	
					break; 
					}
				case B_NO_MEMORY :
					{
					GeneralException excep6("Not enough memory.","BJerFile::CopyFile");
					throw(excep6);        	    	
					break;			
					}
			}						
   		}
   		
        for( ;; )
        {
            len = source->Read( data, len );
            if( len == 0 )
            	break;
            destination->Write( data, len );
			if( len != 2048 )
		    	break;
        }
        //---------- freeing some resources...
        delete source;
	    delete destination;
    }
}
コード例 #2
0
ファイル: algolist.c プロジェクト: Neodyblue/a2c
int main(void)
{
  printf("%d\n", truc(1, 1, 2));
}
コード例 #3
0
ファイル: JerFiles.cpp プロジェクト: HaikuArchives/BeBuilder
int32 TJerFile::CRCFile(BFile *fichier)
{
/*int32 CRCTbl[256] =
  { 0x00000000, 0x77073096, 0xee0e612c, 0x990951ba,
    0x076dc419, 0x706af48f, 0xe963a535, 0x9e6495a3,
    0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988,
    0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91,
    0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de,
    0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
    0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec,
    0x14015c4f, 0x63066cd9, 0xfa0f3d63, 0x8d080df5,
    0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,
    0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b,
    0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940,
    0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
   	0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116,
    0x21b4f4b5, 0x56b3c423, 0xcfba9599, 0xb8bda50f,
    0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
    0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d,
    0x76dc4190, 0x01db7106, 0x98d220bc, 0xefd5102a,
    0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
    0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818,
    0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01,
    0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e,
    0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457,
    0x65b0d9c6, 0x12b7e950, 0x8bbeb8ea, 0xfcb9887c,
    0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
    0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2,
    0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb,
    0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,
    0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9,
    0x5005713c, 0x270241aa, 0xbe0b1010, 0xc90c2086,
    0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
    0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4,
    0x59b33d17, 0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad,
    0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a,
    0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683,
    0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8,
    0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
    0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe,
    0xf762575d, 0x806567cb, 0x196c3671, 0x6e6b06e7,
    0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc,
    0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5,
    0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252,
    0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
    0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60,

    0xdf60efc3, 0xa867df55, 0x316e8eef, 0x4669be79,
    0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,
    0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f,
    0xc5ba3bbe, 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04,
    0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
    0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a,
    0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713,
    0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38,
    0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21,
    0x86d3d2d4, 0xf1d4e242, 0x68ddb3f8, 0x1fda836e,
    0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
    0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c,
    0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45,
    0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2,
    0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db,
    0xaed16a4a, 0xd9d65adc, 0x40df0b66, 0x37d83bf0,
    0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
    0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6,
    0xbad03605, 0xcdd70693, 0x54de5729, 0x23d967bf,
    0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,
    0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d
    };
*/
//int32 BJerFile::CRCFile(BFile *fichier)
//{
	char buffer[1024];
	ssize_t amt_read;	
	int32 CRCNbr = -1;	
//---------------------
	return CRCNbr;
//----------------------
	for (;;)
	{
		amt_read = fichier->Read(buffer, 1024); 
		if ( amt_read < 0 )
		{
			string truc("Error in reading File.");
			GeneralException excep(truc.c_str(),"BJerFile::CRCFile");
			throw(excep);
		}
		else 
		{
			if (amt_read==0) break; //Normal exit...
			for (int ind=0;ind<amt_read;ind++)
			{
//				CRCNbr = CRCTbl[int8(CRCNbr xor int32(buffer[ind]))] xor ((CRCNbr >> 8) and 0x00FFFFFF);
//				ShowMessage("CRCNbr: ",CRCNbr);
			}
		}		
	}
	return CRCNbr;
}
コード例 #4
0
ファイル: algolist.c プロジェクト: Neodyblue/a2c
int machin(int n)
{
  int i, a, b;
  return truc(0, 42, 4);
}