ref: f51aa49bb0d93e23cd290c8f6335ff0fa6e9ea73
dir: /sys/src/libauthsrv/nvcsum.c/
#include <u.h> #include <libc.h> #include <auth.h> uchar nvcsum(void *vmem, int n) { uchar *mem, sum; int i; sum = 9; mem = vmem; for(i = 0; i < n; i++) sum += mem[i]; return sum; }