第1个回答 2019-12-01
你也可以直接调用
Readfile()函数
帮助查windows
sdk
BOOL
ReadFile(
HANDLE
hFile,
//
handle
of
file
to
read
LPVOID
lpBuffer,
//
address
of
buffer
that
receives
data
DWORD
nNumberOfBytesToRead,
//
number
of
bytes
to
read
LPDWORD
lpNumberOfBytesRead,
//
address
of
number
of
bytes
read
LPOVERLAPPED
lpOverlapped
//
address
of
structure
for
data
);