ref: a1c3c34c70431447a89fbe08c3475dbfaee7b672
dir: /sys/src/cmd/auth/printnetkey.c/
#include <u.h> #include <libc.h> #include <bio.h> #include <authsrv.h> #include "authcmdlib.h" void usage(void); void main(int argc, char *argv[]) { char *key; char *u; char keybuf[DESKEYLEN]; argv0 = "printnetkey"; fmtinstall('K', deskeyfmt); ARGBEGIN{ default: usage(); }ARGEND if(argc != 1) usage(); u = argv[0]; if(memchr(u, '\0', ANAMELEN) == 0) error("bad user name"); key = finddeskey(NETKEYDB, u, keybuf); if(!key) error("%s has no netkey\n", u); print("user %s: net key %K\n", u, key); exits(0); } void usage(void) { fprint(2, "usage: printnetkey user\n"); exits("usage"); }