Add an extra argument `os_file_handle file` for `os_mmap` to support mapping file from a file fd, and remove `os_get_invalid_handle` from `posix_file.c` and `win_file.c`, instead, add it in the `platform_internal.h` files to remove the dependency on libc-wasi. Signed-off-by: Huang Qi <huangqi3@xiaomi.com>
This folder contains the platform abstract layer for multiple platforms. To support a new platform, you can simply create a new folder here and implement all the APIs defined in include folder.
Refer to port_wamr.md for how to port WAMR to a target platform.