version 1.64, 2001/06/23 17:05:22 |
version 1.66, 2001/06/26 02:47:07 |
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#include <openssl/evp.h> |
#include <openssl/evp.h> |
#include <openssl/pem.h> |
#include <openssl/pem.h> |
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#ifdef SMARTCARD |
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#include <sectok.h> |
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#endif |
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#include "xmalloc.h" |
#include "xmalloc.h" |
#include "key.h" |
#include "key.h" |
#include "rsa.h" |
#include "rsa.h" |
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#include "log.h" |
#include "log.h" |
#include "readpass.h" |
#include "readpass.h" |
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/* Number of bits in the RSA/DSA key. This value can be changed on the command line. */ |
/* Number of bits in the RSA/DSA key. This value can be changed on the command line. */ |
int bits = 1024; |
int bits = 1024; |
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if (identity_passphrase) |
if (identity_passphrase) |
pass = xstrdup(identity_passphrase); |
pass = xstrdup(identity_passphrase); |
else |
else |
pass = read_passphrase("Enter passphrase: ", 1); |
pass = read_passphrase("Enter passphrase: ", |
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RP_ALLOW_STDIN); |
prv = key_load_private(filename, pass, NULL); |
prv = key_load_private(filename, pass, NULL); |
memset(pass, 0, strlen(pass)); |
memset(pass, 0, strlen(pass)); |
xfree(pass); |
xfree(pass); |
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exit(0); |
exit(0); |
} |
} |
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#define NUM_RSA_KEY_ELEMENTS 5+1 |
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#define COPY_RSA_KEY(x, i) \ |
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do { \ |
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len = BN_num_bytes(prv->rsa->x); \ |
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elements[i] = xmalloc(len); \ |
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error("#bytes %d", len); \ |
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if (BN_bn2bin(prv->rsa->x, elements[i]) < 0) \ |
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goto done; \ |
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} while(0) |
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static void |
static void |
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do_upload(struct passwd *pw, int reader) |
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{ |
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#ifndef SMARTCARD |
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fatal("no support for smartcards."); |
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#else |
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Key *prv = NULL; |
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struct stat st; |
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u_char *elements[NUM_RSA_KEY_ELEMENTS]; |
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u_char key_fid[2]; |
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u_char atr[256]; |
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u_char AUT0[] = {0xad, 0x9f, 0x61, 0xfe, 0xfa, 0x20, 0xce, 0x63}; |
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int len, status = 1, i, fd = -1, ret; |
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int cla = 0x00; |
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if (!have_identity) |
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ask_filename(pw, "Enter file in which the key is"); |
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if (stat(identity_file, &st) < 0) { |
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perror(identity_file); |
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goto done; |
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} |
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prv = load_identity(identity_file); |
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if (prv == NULL) { |
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error("load failed"); |
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goto done; |
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} |
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{ |
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prv->type = KEY_RSA; |
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key_write(prv, stderr); |
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} |
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for (i = 0; i < NUM_RSA_KEY_ELEMENTS; i++) |
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elements[i] = NULL; |
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COPY_RSA_KEY(q, 0); |
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COPY_RSA_KEY(p, 1); |
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COPY_RSA_KEY(iqmp, 2); |
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COPY_RSA_KEY(dmq1, 3); |
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COPY_RSA_KEY(dmp1, 4); |
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COPY_RSA_KEY(n, 5); |
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len = BN_num_bytes(prv->rsa->n); |
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fd = scopen(reader, 0, NULL); |
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if (fd < 0) { |
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error("scopen failed %d.", fd); |
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goto done; |
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} |
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ret = screset(fd, atr, NULL); |
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if (ret <= 0) { |
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error("screset failed."); |
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goto done; |
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} |
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if (cyberflex_verify_AUT0(fd, cla, AUT0, sizeof(AUT0)) < 0) { |
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error("cyberflex_verify_AUT0 failed"); |
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goto done; |
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} |
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key_fid[0] = 0x00; |
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key_fid[1] = 0x12; |
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if (cyberflex_load_rsa_priv(fd, cla, key_fid, 5, 8*len, elements) < 0) |
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goto done; |
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log("cyberflex_load_rsa_priv done"); |
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key_fid[0] = 0x73; |
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key_fid[1] = 0x68; |
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if (cyberflex_load_rsa_pub(fd, cla, key_fid, len, elements[5]) < 0) |
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goto done; |
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log("cyberflex_load_rsa_pub done"); |
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status = 0; |
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log("loading key done"); |
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done: |
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if (prv) |
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key_free(prv); |
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for (i = 0; i < NUM_RSA_KEY_ELEMENTS; i++) |
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xfree(elements[i]); |
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if (fd != -1) |
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scclose(fd); |
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exit(status); |
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#endif |
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} |
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static void |
do_fingerprint(struct passwd *pw) |
do_fingerprint(struct passwd *pw) |
{ |
{ |
FILE *f; |
FILE *f; |
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if (identity_passphrase) |
if (identity_passphrase) |
old_passphrase = xstrdup(identity_passphrase); |
old_passphrase = xstrdup(identity_passphrase); |
else |
else |
old_passphrase = read_passphrase("Enter old passphrase: ", 1); |
old_passphrase = |
private = key_load_private(identity_file, old_passphrase , &comment); |
read_passphrase("Enter old passphrase: ", |
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RP_ALLOW_STDIN); |
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private = key_load_private(identity_file, old_passphrase, |
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&comment); |
memset(old_passphrase, 0, strlen(old_passphrase)); |
memset(old_passphrase, 0, strlen(old_passphrase)); |
xfree(old_passphrase); |
xfree(old_passphrase); |
if (private == NULL) { |
if (private == NULL) { |
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passphrase2 = NULL; |
passphrase2 = NULL; |
} else { |
} else { |
passphrase1 = |
passphrase1 = |
read_passphrase("Enter new passphrase (empty for no passphrase): ", 1); |
read_passphrase("Enter new passphrase (empty for no " |
passphrase2 = read_passphrase("Enter same passphrase again: ", 1); |
"passphrase): ", RP_ALLOW_STDIN); |
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passphrase2 = read_passphrase("Enter same passphrase again: ", |
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RP_ALLOW_STDIN); |
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/* Verify that they are the same. */ |
/* Verify that they are the same. */ |
if (strcmp(passphrase1, passphrase2) != 0) { |
if (strcmp(passphrase1, passphrase2) != 0) { |
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else if (identity_new_passphrase) |
else if (identity_new_passphrase) |
passphrase = xstrdup(identity_new_passphrase); |
passphrase = xstrdup(identity_new_passphrase); |
else |
else |
passphrase = read_passphrase("Enter passphrase: ", 1); |
passphrase = read_passphrase("Enter passphrase: ", |
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RP_ALLOW_STDIN); |
/* Try to load using the passphrase. */ |
/* Try to load using the passphrase. */ |
private = key_load_private(identity_file, passphrase, &comment); |
private = key_load_private(identity_file, passphrase, &comment); |
if (private == NULL) { |
if (private == NULL) { |
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char dotsshdir[16 * 1024], comment[1024], *passphrase1, *passphrase2; |
char dotsshdir[16 * 1024], comment[1024], *passphrase1, *passphrase2; |
Key *private, *public; |
Key *private, *public; |
struct passwd *pw; |
struct passwd *pw; |
int opt, type, fd; |
int opt, type, fd, reader = -1; |
struct stat st; |
struct stat st; |
FILE *f; |
FILE *f; |
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exit(1); |
exit(1); |
} |
} |
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while ((opt = getopt(ac, av, "deiqpclBRxXyb:f:t:P:N:C:")) != -1) { |
while ((opt = getopt(ac, av, "deiqpclBRxXyb:f:t:u:P:N:C:")) != -1) { |
switch (opt) { |
switch (opt) { |
case 'b': |
case 'b': |
bits = atoi(optarg); |
bits = atoi(optarg); |
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exit(1); |
exit(1); |
} |
} |
break; |
break; |
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case 'l': |
case 'l': |
print_fingerprint = 1; |
print_fingerprint = 1; |
break; |
break; |
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case 'B': |
case 'B': |
print_bubblebabble = 1; |
print_bubblebabble = 1; |
break; |
break; |
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case 'p': |
case 'p': |
change_passphrase = 1; |
change_passphrase = 1; |
break; |
break; |
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case 'c': |
case 'c': |
change_comment = 1; |
change_comment = 1; |
break; |
break; |
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case 'f': |
case 'f': |
strlcpy(identity_file, optarg, sizeof(identity_file)); |
strlcpy(identity_file, optarg, sizeof(identity_file)); |
have_identity = 1; |
have_identity = 1; |
break; |
break; |
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case 'P': |
case 'P': |
identity_passphrase = optarg; |
identity_passphrase = optarg; |
break; |
break; |
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case 'N': |
case 'N': |
identity_new_passphrase = optarg; |
identity_new_passphrase = optarg; |
break; |
break; |
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case 'C': |
case 'C': |
identity_comment = optarg; |
identity_comment = optarg; |
break; |
break; |
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case 'q': |
case 'q': |
quiet = 1; |
quiet = 1; |
break; |
break; |
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case 'R': |
case 'R': |
/* unused */ |
/* unused */ |
exit(0); |
exit(0); |
break; |
break; |
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case 'e': |
case 'e': |
case 'x': |
case 'x': |
/* export key */ |
/* export key */ |
convert_to_ssh2 = 1; |
convert_to_ssh2 = 1; |
break; |
break; |
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case 'i': |
case 'i': |
case 'X': |
case 'X': |
/* import key */ |
/* import key */ |
convert_from_ssh2 = 1; |
convert_from_ssh2 = 1; |
break; |
break; |
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case 'y': |
case 'y': |
print_public = 1; |
print_public = 1; |
break; |
break; |
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case 'd': |
case 'd': |
key_type_name = "dsa"; |
key_type_name = "dsa"; |
break; |
break; |
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case 't': |
case 't': |
key_type_name = optarg; |
key_type_name = optarg; |
break; |
break; |
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case 'u': |
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reader = atoi(optarg); /*XXX*/ |
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break; |
case '?': |
case '?': |
default: |
default: |
usage(); |
usage(); |
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do_convert_from_ssh2(pw); |
do_convert_from_ssh2(pw); |
if (print_public) |
if (print_public) |
do_print_public(pw); |
do_print_public(pw); |
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if (reader != -1) |
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do_upload(pw, reader); |
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arc4random_stir(); |
arc4random_stir(); |
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else { |
else { |
passphrase_again: |
passphrase_again: |
passphrase1 = |
passphrase1 = |
read_passphrase("Enter passphrase (empty for no passphrase): ", 1); |
read_passphrase("Enter passphrase (empty for no " |
passphrase2 = read_passphrase("Enter same passphrase again: ", 1); |
"passphrase): ", RP_ALLOW_STDIN); |
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passphrase2 = read_passphrase("Enter same passphrase again: ", |
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RP_ALLOW_STDIN); |
if (strcmp(passphrase1, passphrase2) != 0) { |
if (strcmp(passphrase1, passphrase2) != 0) { |
/* The passphrases do not match. Clear them and retry. */ |
/* |
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* The passphrases do not match. Clear them and |
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* retry. |
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*/ |
memset(passphrase1, 0, strlen(passphrase1)); |
memset(passphrase1, 0, strlen(passphrase1)); |
memset(passphrase2, 0, strlen(passphrase2)); |
memset(passphrase2, 0, strlen(passphrase2)); |
xfree(passphrase1); |
xfree(passphrase1); |