diff options
Diffstat (limited to 'src/file.cpp')
| -rw-r--r-- | src/file.cpp | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/src/file.cpp b/src/file.cpp new file mode 100644 index 0000000..1a8bd08 --- /dev/null +++ b/src/file.cpp | |||
| @@ -0,0 +1,158 @@ | |||
| 1 | #include "file.h" | ||
| 2 | #include "exceptions.h" | ||
| 3 | #include <errno.h> | ||
| 4 | #include <sys/types.h> | ||
| 5 | #include <sys/stat.h> | ||
| 6 | |||
| 7 | Bu::File::File( const char *sName, const char *sFlags ) | ||
| 8 | { | ||
| 9 | fh = fopen( sName, sFlags ); | ||
| 10 | if( fh == NULL ) | ||
| 11 | { | ||
| 12 | throw Bu::FileException( errno, strerror(errno) ); | ||
| 13 | } | ||
| 14 | } | ||
| 15 | |||
| 16 | Bu::File::File( const Bu::FString &sName, const char *sFlags ) | ||
| 17 | { | ||
| 18 | fh = fopen( sName.getStr(), sFlags ); | ||
| 19 | if( fh == NULL ) | ||
| 20 | { | ||
| 21 | throw Bu::FileException( errno, strerror(errno) ); | ||
| 22 | } | ||
| 23 | } | ||
| 24 | |||
| 25 | Bu::File::File( int fd, const char *sFlags ) | ||
| 26 | { | ||
| 27 | fh = fdopen( fd, sFlags ); | ||
| 28 | } | ||
| 29 | |||
| 30 | Bu::File::~File() | ||
| 31 | { | ||
| 32 | close(); | ||
| 33 | } | ||
| 34 | |||
| 35 | void Bu::File::close() | ||
| 36 | { | ||
| 37 | if( fh ) | ||
| 38 | { | ||
| 39 | fclose( fh ); | ||
| 40 | fh = NULL; | ||
| 41 | } | ||
| 42 | } | ||
| 43 | |||
| 44 | size_t Bu::File::read( void *pBuf, size_t nBytes ) | ||
| 45 | { | ||
| 46 | if( !fh ) | ||
| 47 | throw FileException("File not open."); | ||
| 48 | |||
| 49 | int nAmnt = fread( pBuf, 1, nBytes, fh ); | ||
| 50 | |||
| 51 | //if( nAmnt == 0 ) | ||
| 52 | // throw FileException("End of file."); | ||
| 53 | |||
| 54 | return nAmnt; | ||
| 55 | } | ||
| 56 | |||
| 57 | size_t Bu::File::write( const void *pBuf, size_t nBytes ) | ||
| 58 | { | ||
| 59 | if( !fh ) | ||
| 60 | throw FileException("File not open."); | ||
| 61 | |||
| 62 | return fwrite( pBuf, 1, nBytes, fh ); | ||
| 63 | } | ||
| 64 | |||
| 65 | long Bu::File::tell() | ||
| 66 | { | ||
| 67 | if( !fh ) | ||
| 68 | throw FileException("File not open."); | ||
| 69 | |||
| 70 | return ftell( fh ); | ||
| 71 | } | ||
| 72 | |||
| 73 | void Bu::File::seek( long offset ) | ||
| 74 | { | ||
| 75 | if( !fh ) | ||
| 76 | throw FileException("File not open."); | ||
| 77 | |||
| 78 | fseek( fh, offset, SEEK_CUR ); | ||
| 79 | } | ||
| 80 | |||
| 81 | void Bu::File::setPos( long pos ) | ||
| 82 | { | ||
| 83 | if( !fh ) | ||
| 84 | throw FileException("File not open."); | ||
| 85 | |||
| 86 | fseek( fh, pos, SEEK_SET ); | ||
| 87 | } | ||
| 88 | |||
| 89 | void Bu::File::setPosEnd( long pos ) | ||
| 90 | { | ||
| 91 | if( !fh ) | ||
| 92 | throw FileException("File not open."); | ||
| 93 | |||
| 94 | fseek( fh, pos, SEEK_END ); | ||
| 95 | } | ||
| 96 | |||
| 97 | bool Bu::File::isEOS() | ||
| 98 | { | ||
| 99 | return feof( fh ); | ||
| 100 | } | ||
| 101 | |||
| 102 | bool Bu::File::canRead() | ||
| 103 | { | ||
| 104 | return true; | ||
| 105 | } | ||
| 106 | |||
| 107 | bool Bu::File::canWrite() | ||
| 108 | { | ||
| 109 | return true; | ||
| 110 | } | ||
| 111 | |||
| 112 | bool Bu::File::isReadable() | ||
| 113 | { | ||
| 114 | return true; | ||
| 115 | } | ||
| 116 | |||
| 117 | bool Bu::File::isWritable() | ||
| 118 | { | ||
| 119 | return true; | ||
| 120 | } | ||
| 121 | |||
| 122 | bool Bu::File::isSeekable() | ||
| 123 | { | ||
| 124 | return true; | ||
| 125 | } | ||
| 126 | |||
| 127 | bool Bu::File::isBlocking() | ||
| 128 | { | ||
| 129 | return true; | ||
| 130 | } | ||
| 131 | |||
| 132 | void Bu::File::setBlocking( bool bBlocking ) | ||
| 133 | { | ||
| 134 | return; | ||
| 135 | } | ||
| 136 | |||
| 137 | #ifndef WIN32 | ||
| 138 | void Bu::File::truncate( long nSize ) | ||
| 139 | { | ||
| 140 | ftruncate( fileno( fh ), nSize ); | ||
| 141 | } | ||
| 142 | |||
| 143 | void Bu::File::chmod( mode_t t ) | ||
| 144 | { | ||
| 145 | fchmod( fileno( fh ), t ); | ||
| 146 | } | ||
| 147 | #endif | ||
| 148 | |||
| 149 | void Bu::File::flush() | ||
| 150 | { | ||
| 151 | fflush( fh ); | ||
| 152 | } | ||
| 153 | |||
| 154 | bool Bu::File::isOpen() | ||
| 155 | { | ||
| 156 | return (fh != NULL); | ||
| 157 | } | ||
| 158 | |||
