open
Map a region of a file into memory.
Parameters
file
The file to map
offset
Byte offset within the file (must be non-negative)
length
Number of bytes to map (0 = map to end of file)
Map a region of a file into memory.
Parameters
path
Path to the file
offset
Byte offset within the file
length
Number of bytes to map (0 = map to end of file)