diff options
Diffstat (limited to 'ssh-keygen.c')
| -rw-r--r-- | ssh-keygen.c | 40 |
1 files changed, 25 insertions, 15 deletions
diff --git a/ssh-keygen.c b/ssh-keygen.c index 9aac64fc3b14a..22860ad90dfbe 100644 --- a/ssh-keygen.c +++ b/ssh-keygen.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ssh-keygen.c,v 1.314 2018/03/12 00:52:01 djm Exp $ */ +/* $OpenBSD: ssh-keygen.c,v 1.319 2018/08/08 01:16:01 djm Exp $ */ /* * Author: Tatu Ylonen <ylo@cs.hut.fi> * Copyright (c) 1994 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland @@ -38,6 +38,7 @@ #include <unistd.h> #include <limits.h> #include <locale.h> +#include <time.h> #include "xmalloc.h" #include "sshkey.h" @@ -178,7 +179,7 @@ char *key_type_name = NULL; char *pkcs11provider = NULL; /* Use new OpenSSH private key format when writing SSH2 keys instead of PEM */ -int use_new_format = 0; +int use_new_format = 1; /* Cipher for new-format private keys */ char *new_format_cipher = NULL; @@ -870,7 +871,8 @@ do_fingerprint(struct passwd *pw) { FILE *f; struct sshkey *public = NULL; - char *comment = NULL, *cp, *ep, line[SSH_MAX_PUBKEY_BYTES]; + char *comment = NULL, *cp, *ep, *line = NULL; + size_t linesize = 0; int i, invalid = 1; const char *path; u_long lnum = 0; @@ -885,7 +887,8 @@ do_fingerprint(struct passwd *pw) } else if ((f = fopen(path, "r")) == NULL) fatal("%s: %s: %s", __progname, path, strerror(errno)); - while (read_keyfile_line(f, path, line, sizeof(line), &lnum) == 0) { + while (getline(&line, &linesize, f) != -1) { + lnum++; cp = line; cp[strcspn(cp, "\n")] = '\0'; /* Trim leading space and comments */ @@ -905,6 +908,7 @@ do_fingerprint(struct passwd *pw) */ if (lnum == 1 && strcmp(identity_file, "-") != 0 && strstr(cp, "PRIVATE KEY") != NULL) { + free(line); fclose(f); fingerprint_private(path); exit(0); @@ -951,6 +955,7 @@ do_fingerprint(struct passwd *pw) invalid = 0; /* One good key in the file is sufficient */ } fclose(f); + free(line); if (invalid) fatal("%s is not a public key file.", path); @@ -1254,13 +1259,12 @@ do_known_hosts(struct passwd *pw, const char *name) } inplace = 1; } - /* XXX support identity_file == "-" for stdin */ foreach_options = find_host ? HKF_WANT_MATCH : 0; foreach_options |= print_fingerprint ? HKF_WANT_PARSE_KEY : 0; - if ((r = hostkeys_foreach(identity_file, - hash_hosts ? known_hosts_hash : known_hosts_find_delete, &ctx, - name, NULL, foreach_options)) != 0) { + if ((r = hostkeys_foreach(identity_file, (find_host || !hash_hosts) ? + known_hosts_find_delete : known_hosts_hash, &ctx, name, NULL, + foreach_options)) != 0) { if (inplace) unlink(tmp); fatal("%s: hostkeys_foreach failed: %s", __func__, ssh_err(r)); @@ -2005,8 +2009,9 @@ do_show_cert(struct passwd *pw) struct stat st; int r, is_stdin = 0, ok = 0; FILE *f; - char *cp, line[SSH_MAX_PUBKEY_BYTES]; + char *cp, *line = NULL; const char *path; + size_t linesize = 0; u_long lnum = 0; if (!have_identity) @@ -2022,7 +2027,8 @@ do_show_cert(struct passwd *pw) } else if ((f = fopen(identity_file, "r")) == NULL) fatal("fopen %s: %s", identity_file, strerror(errno)); - while (read_keyfile_line(f, path, line, sizeof(line), &lnum) == 0) { + while (getline(&line, &linesize, f) != -1) { + lnum++; sshkey_free(key); key = NULL; /* Trim leading space and comments */ @@ -2047,6 +2053,7 @@ do_show_cert(struct passwd *pw) printf("%s:%lu:\n", path, lnum); print_cert(key); } + free(line); sshkey_free(key); fclose(f); exit(ok ? 0 : 1); @@ -2078,7 +2085,8 @@ update_krl_from_file(struct passwd *pw, const char *file, int wild_ca, { struct sshkey *key = NULL; u_long lnum = 0; - char *path, *cp, *ep, line[SSH_MAX_PUBKEY_BYTES]; + char *path, *cp, *ep, *line = NULL; + size_t linesize = 0; unsigned long long serial, serial2; int i, was_explicit_key, was_sha1, r; FILE *krl_spec; @@ -2093,8 +2101,8 @@ update_krl_from_file(struct passwd *pw, const char *file, int wild_ca, if (!quiet) printf("Revoking from %s\n", path); - while (read_keyfile_line(krl_spec, path, line, sizeof(line), - &lnum) == 0) { + while (getline(&line, &linesize, krl_spec) != -1) { + lnum++; was_explicit_key = was_sha1 = 0; cp = line + strspn(line, " \t"); /* Trim trailing space, comments and strip \n */ @@ -2194,6 +2202,7 @@ update_krl_from_file(struct passwd *pw, const char *file, int wild_ca, } if (strcmp(path, "-") != 0) fclose(krl_spec); + free(line); free(path); } @@ -2247,7 +2256,7 @@ do_gen_krl(struct passwd *pw, int updating, int argc, char **argv) fatal("Couldn't generate KRL"); if ((fd = open(identity_file, O_WRONLY|O_CREAT|O_TRUNC, 0644)) == -1) fatal("open %s: %s", identity_file, strerror(errno)); - if (atomicio(vwrite, fd, (void *)sshbuf_ptr(kbuf), sshbuf_len(kbuf)) != + if (atomicio(vwrite, fd, sshbuf_mutable_ptr(kbuf), sshbuf_len(kbuf)) != sshbuf_len(kbuf)) fatal("write %s: %s", identity_file, strerror(errno)); close(fd); @@ -2425,6 +2434,7 @@ main(int argc, char **argv) } if (strcasecmp(optarg, "PEM") == 0) { convert_format = FMT_PEM; + use_new_format = 0; break; } fatal("Unsupported conversion format \"%s\"", optarg); @@ -2432,7 +2442,7 @@ main(int argc, char **argv) cert_principals = optarg; break; case 'o': - use_new_format = 1; + /* no-op; new format is already the default */ break; case 'p': change_passphrase = 1; |