1 files changed, 16 insertions, 6 deletions

diff --git a/ssh-keygen.c b/ssh-keygen.c
index 9407321d5..57679ee43 100644
--- a/ssh-keygen.c
+++ b/ssh-keygen.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ssh-keygen.c,v 1.214 2012/05/23 03:28:28 djm Exp $ */
+/* $OpenBSD: ssh-keygen.c,v 1.215 2012/07/06 00:41:59 dtucker Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1994 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -154,7 +154,8 @@ char hostname[MAXHOSTNAMELEN];
 
 /* moduli.c */
 int gen_candidates(FILE *, u_int32_t, u_int32_t, BIGNUM *);
-int prime_test(FILE *, FILE *, u_int32_t, u_int32_t, char *);
+int prime_test(FILE *, FILE *, u_int32_t, u_int32_t, char *, unsigned long,
+    unsigned long);
 
 static void
 type_bits_valid(int type, u_int32_t *bitsp)
@@ -1888,6 +1889,8 @@ usage(void)
         fprintf(stderr, "  -h          Generate host certificate instead of a user certificate.\n");
         fprintf(stderr, "  -I key_id   Key identifier to include in certificate.\n");
         fprintf(stderr, "  -i          Import foreign format to OpenSSH key file.\n");
+        fprintf(stderr, "  -J number   Screen this number of moduli lines\n");
+        fprintf(stderr, "  -j number   Start screening moduli at specified line.\n");
         fprintf(stderr, "  -K checkpt  Write checkpoints to this file.\n");
         fprintf(stderr, "  -L          Print the contents of a certificate.\n");
         fprintf(stderr, "  -l          Show fingerprint of key file.\n");
@@ -1930,6 +1933,7 @@ main(int argc, char **argv)
         u_int32_t memory = 0, generator_wanted = 0, trials = 100;
         int do_gen_candidates = 0, do_screen_candidates = 0;
         int gen_all_hostkeys = 0;
+        unsigned long start_lineno = 0, lines_to_process = 0;
         BIGNUM *start = NULL;
         FILE *f;
         const char *errstr;
@@ -1958,8 +1962,8 @@ main(int argc, char **argv)
                 exit(1);
         }
 
-        while ((opt = getopt(argc, argv, "AegiqpclBHLhvxXyF:b:f:t:D:I:K:P:m:N:n:"
-            "O:C:r:g:R:T:G:M:S:s:a:V:W:z:")) != -1) {
+        while ((opt = getopt(argc, argv, "AegiqpclBHLhvxXyF:b:f:t:D:I:J:j:K:P:"
+            "m:N:n:O:C:r:g:R:T:G:M:S:s:a:V:W:z")) != -1) {
                 switch (opt) {
                 case 'A':
                         gen_all_hostkeys = 1;
@@ -1980,6 +1984,12 @@ main(int argc, char **argv)
                 case 'I':
                         cert_key_id = optarg;
                         break;
+                case 'J':
+                        lines_to_process = strtoul(optarg, NULL, 10);
+                        break;
+                case 'j':
+                        start_lineno = strtoul(optarg, NULL, 10);
+                        break;
                 case 'R':
                         delete_host = 1;
                         rr_hostname = optarg;
@@ -2238,8 +2248,8 @@ main(int argc, char **argv)
                         fatal("Couldn't open moduli file \"%s\": %s",
                             out_file, strerror(errno));
                 }
-                if (prime_test(in, out, trials, generator_wanted, checkpoint)
-                    != 0)
+                if (prime_test(in, out, trials, generator_wanted, checkpoint,
+                    start_lineno, lines_to_process) != 0)
                         fatal("modulus screening failed");
                 return (0);
         }