diff options
Diffstat (limited to 'lib/base/rawfile.h')
| -rw-r--r-- | lib/base/rawfile.h | 40 |
1 files changed, 3 insertions, 37 deletions
diff --git a/lib/base/rawfile.h b/lib/base/rawfile.h index bb39dc6e..a1c73d6a 100644 --- a/lib/base/rawfile.h +++ b/lib/base/rawfile.h @@ -2,58 +2,24 @@ #define __lib_base_rawfile_h #include <string> -#include <lib/base/object.h> -class iDataSource: public iObject +class eRawFile { public: - virtual off_t lseek(off_t offset, int whence)=0; - virtual ssize_t read(void *buf, size_t count)=0; /* NOTE: you must be able to handle short reads! */ - virtual off_t length()=0; - virtual off_t position()=0; - virtual int valid()=0; - virtual eSingleLock &getLock()=0; - virtual bool is_shared()=0; -}; - -class iDataSourcePositionRestorer -{ - ePtr<iDataSource> &m_source; - off_t m_position; -public: - iDataSourcePositionRestorer(ePtr<iDataSource> &source) - :m_source(source) - { - if (m_source->is_shared()) - m_position = m_source->position(); - } - ~iDataSourcePositionRestorer() - { - if (m_source->is_shared()) - m_source->lseek(m_position, SEEK_SET); - } -}; - -class eRawFile: public iDataSource -{ - DECLARE_REF(eRawFile); - eSingleLock m_lock; -public: eRawFile(); ~eRawFile(); + int open(const char *filename, int cached = 0); void setfd(int fd); off_t lseek(off_t offset, int whence); int close(); ssize_t read(void *buf, size_t count); /* NOTE: you must be able to handle short reads! */ off_t length(); - off_t position(); int valid(); - eSingleLock &getLock(); - bool is_shared() { return ref.count > 1; } private: int m_fd; /* for uncached */ FILE *m_file; /* for cached */ + int m_cached; std::string m_basename; off_t m_splitsize, m_totallength, m_current_offset, m_base_offset, m_last_offset; |
