jehanne/sys/src/cmd/auth/rsa2x509.c

51 lines
811 B
C

#include <u.h>
#include <lib9.h>
#include <bio.h>
#include <auth.h>
#include <mp.h>
#include <libsec.h>
#include "rsa2any.h"
void
usage(void)
{
fprint(2, "usage: auth/rsa2x509 [-e expireseconds] 'C=US ...CN=xxx' [key]\n");
exits("usage");
}
void
main(int argc, char **argv)
{
int len;
uint8_t *cert;
uint32_t valid[2];
RSApriv *key;
fmtinstall('B', mpfmt);
fmtinstall('H', encodefmt);
valid[0] = time(0);
valid[1] = valid[0] + 3*366*24*60*60;
ARGBEGIN{
default:
usage();
case 'e':
valid[1] = valid[0] + strtoul(ARGF(), 0, 10);
break;
}ARGEND
if(argc != 1 && argc != 2)
usage();
if((key = getrsakey(argc-1, argv+1, 1, nil)) == nil)
sysfatal("%r");
cert = X509rsagen(key, argv[0], valid, &len);
if(cert == nil)
sysfatal("X509rsagen: %r");
write(1, cert, len);
exits(0);
}