Function _wasmfs_read

system/lib/wasmfs/js_api.cpp:203–214

}

int _wasmfs_read(int fd, void* buf, size_t count) {
  __wasi_iovec_t iovs[1];
  iovs[0].buf = (uint8_t*)buf;
  iovs[0].buf_len = count;

  __wasi_size_t numBytes;
  __wasi_errno_t err = __wasi_fd_read(fd, iovs, 1, &numBytes);
  if (err) {
    return -err;
  }
  return numBytes;
}

int _wasmfs_pread(int fd, void* buf, size_t count, off_t offset) {
  __wasi_iovec_t iovs[1];