ref: 6a651b42ac8cdd639e6258dd24f097132983b4dc
dir: /sys/src/liboventi/readfully.c/
#include <u.h> #include <libc.h> #include <oventi.h> #include "session.h" int vtFdReadFully(int fd, uchar *p, int n) { int nn; while(n > 0) { nn = vtFdRead(fd, p, n); if(nn <= 0) return 0; n -= nn; p += nn; } return 1; }