diff options
author | Ben Summers <ben@fluffy.co.uk> | 2005-10-14 08:50:54 +0000 |
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committer | Ben Summers <ben@fluffy.co.uk> | 2005-10-14 08:50:54 +0000 |
commit | 99f8ce096bc5569adbfea1911dbcda24c28d8d8b (patch) | |
tree | 049c302161fea1f2f6223e1e8f3c40d9e8aadc8b /lib/common/FdGetLine.h |
Box Backup 0.09 with a few tweeks
Diffstat (limited to 'lib/common/FdGetLine.h')
-rwxr-xr-x | lib/common/FdGetLine.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/lib/common/FdGetLine.h b/lib/common/FdGetLine.h new file mode 100755 index 00000000..fecb0371 --- /dev/null +++ b/lib/common/FdGetLine.h @@ -0,0 +1,61 @@ +// -------------------------------------------------------------------------- +// +// File +// Name: FdGetLine.h +// Purpose: Line based file descriptor reading +// Created: 2003/07/24 +// +// -------------------------------------------------------------------------- + +#ifndef FDGETLINE__H +#define FDGETLINE__H + +#include <string> + +#ifdef NDEBUG + #define FDGETLINE_BUFFER_SIZE 1024 +#else + #define FDGETLINE_BUFFER_SIZE 4 +#endif + +// Just a very large upper bound for line size to avoid +// people sending lots of data over sockets and causing memory problems. +#define FDGETLINE_MAX_LINE_SIZE (1024*256) + +// -------------------------------------------------------------------------- +// +// Class +// Name: FdGetLine +// Purpose: Line based file descriptor reading +// Created: 2003/07/24 +// +// -------------------------------------------------------------------------- +class FdGetLine +{ +public: + FdGetLine(int fd); + ~FdGetLine(); +private: + FdGetLine(const FdGetLine &rToCopy); + +public: + std::string GetLine(bool Preprocess = false); + bool IsEOF() {return mEOF;} + int GetLineNumber() {return mLineNumber;} + + // Call to detach, setting file pointer correctly to last bit read. + // Only works for lseek-able file descriptors. + void DetachFile(); + +private: + char mBuffer[FDGETLINE_BUFFER_SIZE]; + int mFileHandle; + int mLineNumber; + int mBufferBegin; + int mBytesInBuffer; + bool mPendingEOF; + bool mEOF; +}; + +#endif // FDGETLINE__H + |