version 1.27, 2000/06/20 01:39:44 |
version 1.31, 2000/09/07 20:27:54 |
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* Author: Tatu Ylonen <ylo@cs.hut.fi> |
* Author: Tatu Ylonen <ylo@cs.hut.fi> |
* Copyright (c) 1994 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland |
* Copyright (c) 1994 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland |
* All rights reserved |
* All rights reserved |
* Created: Mon Mar 27 02:26:40 1995 ylo |
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* Identity and host key generation and maintenance. |
* Identity and host key generation and maintenance. |
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* |
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* As far as I am concerned, the code I have written for this software |
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* can be used freely for any purpose. Any derived versions of this |
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* software must be clearly marked as such, and if the derived work is |
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* incompatible with the protocol description in the RFC file, it must be |
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* called by a name other than "ssh" or "Secure Shell". |
*/ |
*/ |
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#include "includes.h" |
#include "includes.h" |
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#include "ssh.h" |
#include "ssh.h" |
#include "xmalloc.h" |
#include "xmalloc.h" |
#include "fingerprint.h" |
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#include "key.h" |
#include "key.h" |
#include "rsa.h" |
#include "rsa.h" |
#include "dsa.h" |
#include "dsa.h" |
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exit(1); |
exit(1); |
} |
} |
dsa_make_key_blob(k, &blob, &len); |
dsa_make_key_blob(k, &blob, &len); |
fprintf(stdout, SSH_COM_MAGIC_BEGIN "\n"); |
fprintf(stdout, "%s\n", SSH_COM_MAGIC_BEGIN); |
fprintf(stdout, |
fprintf(stdout, |
"Comment: \"%d-bit DSA, converted from openssh by %s@%s\"\n", |
"Comment: \"%d-bit DSA, converted from openssh by %s@%s\"\n", |
BN_num_bits(k->dsa->p), |
BN_num_bits(k->dsa->p), |
pw->pw_name, hostname); |
pw->pw_name, hostname); |
dump_base64(stdout, blob, len); |
dump_base64(stdout, blob, len); |
fprintf(stdout, SSH_COM_MAGIC_END "\n"); |
fprintf(stdout, "%s\n", SSH_COM_MAGIC_END); |
key_free(k); |
key_free(k); |
xfree(blob); |
xfree(blob); |
exit(0); |
exit(0); |
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void |
void |
do_fingerprint(struct passwd *pw) |
do_fingerprint(struct passwd *pw) |
{ |
{ |
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/* XXX RSA1 only */ |
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FILE *f; |
FILE *f; |
BIGNUM *e, *n; |
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Key *public; |
Key *public; |
char *comment = NULL, *cp, *ep, line[16*1024]; |
char *comment = NULL, *cp, *ep, line[16*1024]; |
int i, skip = 0, num = 1, invalid = 1; |
int i, skip = 0, num = 1, invalid = 1; |
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key_free(public); |
key_free(public); |
exit(0); |
exit(0); |
} |
} |
key_free(public); |
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/* XXX */ |
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f = fopen(identity_file, "r"); |
f = fopen(identity_file, "r"); |
if (f != NULL) { |
if (f != NULL) { |
n = BN_new(); |
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e = BN_new(); |
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while (fgets(line, sizeof(line), f)) { |
while (fgets(line, sizeof(line), f)) { |
i = strlen(line) - 1; |
i = strlen(line) - 1; |
if (line[i] != '\n') { |
if (line[i] != '\n') { |
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*cp++ = '\0'; |
*cp++ = '\0'; |
} |
} |
ep = cp; |
ep = cp; |
if (auth_rsa_read_key(&cp, &ignore, e, n)) { |
if (auth_rsa_read_key(&cp, &ignore, public->rsa->e, public->rsa->n)) { |
invalid = 0; |
invalid = 0; |
comment = *cp ? cp : comment; |
comment = *cp ? cp : comment; |
printf("%d %s %s\n", BN_num_bits(n), |
printf("%d %s %s\n", key_size(public), |
fingerprint(e, n), |
key_fingerprint(public), |
comment ? comment : "no comment"); |
comment ? comment : "no comment"); |
} |
} |
} |
} |
BN_free(e); |
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BN_free(n); |
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fclose(f); |
fclose(f); |
} |
} |
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key_free(public); |
if (invalid) { |
if (invalid) { |
printf("%s is not a valid key file.\n", identity_file); |
printf("%s is not a valid key file.\n", identity_file); |
exit(1); |
exit(1); |
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snprintf(dotsshdir, sizeof dotsshdir, "%s/%s", pw->pw_dir, SSH_USER_DIR); |
snprintf(dotsshdir, sizeof dotsshdir, "%s/%s", pw->pw_dir, SSH_USER_DIR); |
if (strstr(identity_file, dotsshdir) != NULL && |
if (strstr(identity_file, dotsshdir) != NULL && |
stat(dotsshdir, &st) < 0) { |
stat(dotsshdir, &st) < 0) { |
if (mkdir(dotsshdir, 0755) < 0) |
if (mkdir(dotsshdir, 0700) < 0) |
error("Could not create directory '%s'.", dotsshdir); |
error("Could not create directory '%s'.", dotsshdir); |
else if (!quiet) |
else if (!quiet) |
printf("Created directory '%s'.\n", dotsshdir); |
printf("Created directory '%s'.\n", dotsshdir); |