version 1.51, 2001/03/21 14:20:45 |
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 "authfile.h" |
#include "authfile.h" |
#include "uuencode.h" |
#include "uuencode.h" |
#include "buffer.h" |
#include "buffer.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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char hostname[MAXHOSTNAMELEN]; |
char hostname[MAXHOSTNAMELEN]; |
|
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void |
static void |
ask_filename(struct passwd *pw, const char *prompt) |
ask_filename(struct passwd *pw, const char *prompt) |
{ |
{ |
char buf[1024]; |
char buf[1024]; |
|
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have_identity = 1; |
have_identity = 1; |
} |
} |
|
|
int |
static Key * |
try_load_key(char *filename, Key *k) |
load_identity(char *filename) |
{ |
{ |
int success = 1; |
char *pass; |
if (!load_private_key(filename, "", k, NULL)) { |
Key *prv; |
char *pass = read_passphrase("Enter passphrase: ", 1); |
|
if (!load_private_key(filename, pass, k, NULL)) { |
prv = key_load_private(filename, "", NULL); |
success = 0; |
if (prv == NULL) { |
} |
if (identity_passphrase) |
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pass = xstrdup(identity_passphrase); |
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else |
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pass = read_passphrase("Enter passphrase: ", |
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RP_ALLOW_STDIN); |
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prv = key_load_private(filename, pass, NULL); |
memset(pass, 0, strlen(pass)); |
memset(pass, 0, strlen(pass)); |
xfree(pass); |
xfree(pass); |
} |
} |
return success; |
return prv; |
} |
} |
|
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#define SSH_COM_PUBLIC_BEGIN "---- BEGIN SSH2 PUBLIC KEY ----" |
#define SSH_COM_PUBLIC_BEGIN "---- BEGIN SSH2 PUBLIC KEY ----" |
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#define SSH_COM_PRIVATE_BEGIN "---- BEGIN SSH2 ENCRYPTED PRIVATE KEY ----" |
#define SSH_COM_PRIVATE_BEGIN "---- BEGIN SSH2 ENCRYPTED PRIVATE KEY ----" |
#define SSH_COM_PRIVATE_KEY_MAGIC 0x3f6ff9eb |
#define SSH_COM_PRIVATE_KEY_MAGIC 0x3f6ff9eb |
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|
void |
static void |
do_convert_to_ssh2(struct passwd *pw) |
do_convert_to_ssh2(struct passwd *pw) |
{ |
{ |
Key *k; |
Key *k; |
|
|
perror(identity_file); |
perror(identity_file); |
exit(1); |
exit(1); |
} |
} |
k = key_new(KEY_UNSPEC); |
if ((k = key_load_public(identity_file, NULL)) == NULL) { |
if (!try_load_key(identity_file, k)) { |
if ((k = load_identity(identity_file)) == NULL) { |
fprintf(stderr, "load failed\n"); |
fprintf(stderr, "load failed\n"); |
exit(1); |
exit(1); |
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} |
} |
} |
key_to_blob(k, &blob, &len); |
key_to_blob(k, &blob, &len); |
fprintf(stdout, "%s\n", SSH_COM_PUBLIC_BEGIN); |
fprintf(stdout, "%s\n", SSH_COM_PUBLIC_BEGIN); |
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exit(0); |
exit(0); |
} |
} |
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void |
static void |
buffer_get_bignum_bits(Buffer *b, BIGNUM *value) |
buffer_get_bignum_bits(Buffer *b, BIGNUM *value) |
{ |
{ |
int bits = buffer_get_int(b); |
int bits = buffer_get_int(b); |
int bytes = (bits + 7) / 8; |
int bytes = (bits + 7) / 8; |
|
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if (buffer_len(b) < bytes) |
if (buffer_len(b) < bytes) |
fatal("buffer_get_bignum_bits: input buffer too small"); |
fatal("buffer_get_bignum_bits: input buffer too small: " |
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"need %d have %d", bytes, buffer_len(b)); |
BN_bin2bn((u_char *)buffer_ptr(b), bytes, value); |
BN_bin2bn((u_char *)buffer_ptr(b), bytes, value); |
buffer_consume(b, bytes); |
buffer_consume(b, bytes); |
} |
} |
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Key * |
static Key * |
do_convert_private_ssh2_from_blob(char *blob, int blen) |
do_convert_private_ssh2_from_blob(char *blob, int blen) |
{ |
{ |
Buffer b; |
Buffer b; |
DSA *dsa; |
|
Key *key = NULL; |
Key *key = NULL; |
int ignore, magic, rlen; |
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char *type, *cipher; |
char *type, *cipher; |
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u_char *sig, data[10] = "abcde12345"; |
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int magic, rlen, ktype, i1, i2, i3, i4; |
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u_int slen; |
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u_long e; |
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buffer_init(&b); |
buffer_init(&b); |
buffer_append(&b, blob, blen); |
buffer_append(&b, blob, blen); |
|
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buffer_free(&b); |
buffer_free(&b); |
return NULL; |
return NULL; |
} |
} |
ignore = buffer_get_int(&b); |
i1 = buffer_get_int(&b); |
type = buffer_get_string(&b, NULL); |
type = buffer_get_string(&b, NULL); |
cipher = buffer_get_string(&b, NULL); |
cipher = buffer_get_string(&b, NULL); |
ignore = buffer_get_int(&b); |
i2 = buffer_get_int(&b); |
ignore = buffer_get_int(&b); |
i3 = buffer_get_int(&b); |
ignore = buffer_get_int(&b); |
i4 = buffer_get_int(&b); |
xfree(type); |
debug("ignore (%d %d %d %d)", i1,i2,i3,i4); |
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if (strcmp(cipher, "none") != 0) { |
if (strcmp(cipher, "none") != 0) { |
error("unsupported cipher %s", cipher); |
error("unsupported cipher %s", cipher); |
xfree(cipher); |
xfree(cipher); |
buffer_free(&b); |
buffer_free(&b); |
|
xfree(type); |
return NULL; |
return NULL; |
} |
} |
xfree(cipher); |
xfree(cipher); |
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key = key_new(KEY_DSA); |
if (strstr(type, "dsa")) { |
dsa = key->dsa; |
ktype = KEY_DSA; |
dsa->priv_key = BN_new(); |
} else if (strstr(type, "rsa")) { |
if (dsa->priv_key == NULL) { |
ktype = KEY_RSA; |
error("alloc priv_key failed"); |
} else { |
key_free(key); |
xfree(type); |
return NULL; |
return NULL; |
} |
} |
buffer_get_bignum_bits(&b, dsa->p); |
key = key_new_private(ktype); |
buffer_get_bignum_bits(&b, dsa->g); |
xfree(type); |
buffer_get_bignum_bits(&b, dsa->q); |
|
buffer_get_bignum_bits(&b, dsa->pub_key); |
switch (key->type) { |
buffer_get_bignum_bits(&b, dsa->priv_key); |
case KEY_DSA: |
|
buffer_get_bignum_bits(&b, key->dsa->p); |
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buffer_get_bignum_bits(&b, key->dsa->g); |
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buffer_get_bignum_bits(&b, key->dsa->q); |
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buffer_get_bignum_bits(&b, key->dsa->pub_key); |
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buffer_get_bignum_bits(&b, key->dsa->priv_key); |
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break; |
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case KEY_RSA: |
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e = buffer_get_char(&b); |
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debug("e %lx", e); |
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if (e < 30) { |
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e <<= 8; |
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e += buffer_get_char(&b); |
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debug("e %lx", e); |
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e <<= 8; |
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e += buffer_get_char(&b); |
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debug("e %lx", e); |
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} |
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if (!BN_set_word(key->rsa->e, e)) { |
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buffer_free(&b); |
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key_free(key); |
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return NULL; |
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} |
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buffer_get_bignum_bits(&b, key->rsa->d); |
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buffer_get_bignum_bits(&b, key->rsa->n); |
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buffer_get_bignum_bits(&b, key->rsa->iqmp); |
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buffer_get_bignum_bits(&b, key->rsa->q); |
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buffer_get_bignum_bits(&b, key->rsa->p); |
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generate_additional_parameters(key->rsa); |
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break; |
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} |
rlen = buffer_len(&b); |
rlen = buffer_len(&b); |
if(rlen != 0) |
if(rlen != 0) |
error("do_convert_private_ssh2_from_blob: remaining bytes in key blob %d", rlen); |
error("do_convert_private_ssh2_from_blob: " |
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"remaining bytes in key blob %d", rlen); |
buffer_free(&b); |
buffer_free(&b); |
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/* try the key */ |
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key_sign(key, &sig, &slen, data, sizeof(data)); |
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key_verify(key, sig, slen, data, sizeof(data)); |
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xfree(sig); |
return key; |
return key; |
} |
} |
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void |
static void |
do_convert_from_ssh2(struct passwd *pw) |
do_convert_from_ssh2(struct passwd *pw) |
{ |
{ |
Key *k; |
Key *k; |
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strstr(line, ": ") != NULL) { |
strstr(line, ": ") != NULL) { |
if (strstr(line, SSH_COM_PRIVATE_BEGIN) != NULL) |
if (strstr(line, SSH_COM_PRIVATE_BEGIN) != NULL) |
private = 1; |
private = 1; |
fprintf(stderr, "ignore: %s", line); |
if (strstr(line, " END ") != NULL) { |
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break; |
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} |
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/* fprintf(stderr, "ignore: %s", line); */ |
continue; |
continue; |
} |
} |
if (escaped) { |
if (escaped) { |
escaped--; |
escaped--; |
fprintf(stderr, "escaped: %s", line); |
/* fprintf(stderr, "escaped: %s", line); */ |
continue; |
continue; |
} |
} |
*p = '\0'; |
*p = '\0'; |
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exit(1); |
exit(1); |
} |
} |
ok = private ? |
ok = private ? |
PEM_write_DSAPrivateKey(stdout, k->dsa, NULL, NULL, 0, NULL, NULL) : |
(k->type == KEY_DSA ? |
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PEM_write_DSAPrivateKey(stdout, k->dsa, NULL, NULL, 0, NULL, NULL) : |
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PEM_write_RSAPrivateKey(stdout, k->rsa, NULL, NULL, 0, NULL, NULL)) : |
key_write(k, stdout); |
key_write(k, stdout); |
if (!ok) { |
if (!ok) { |
fprintf(stderr, "key write failed"); |
fprintf(stderr, "key write failed"); |
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exit(0); |
exit(0); |
} |
} |
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void |
static void |
do_print_public(struct passwd *pw) |
do_print_public(struct passwd *pw) |
{ |
{ |
Key *k; |
Key *prv; |
struct stat st; |
struct stat st; |
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if (!have_identity) |
if (!have_identity) |
|
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perror(identity_file); |
perror(identity_file); |
exit(1); |
exit(1); |
} |
} |
k = key_new(KEY_UNSPEC); |
prv = load_identity(identity_file); |
if (!try_load_key(identity_file, k)) { |
if (prv == NULL) { |
fprintf(stderr, "load failed\n"); |
fprintf(stderr, "load failed\n"); |
exit(1); |
exit(1); |
} |
} |
if (!key_write(k, stdout)) |
if (!key_write(prv, stdout)) |
fprintf(stderr, "key_write failed"); |
fprintf(stderr, "key_write failed"); |
key_free(k); |
key_free(prv); |
fprintf(stdout, "\n"); |
fprintf(stdout, "\n"); |
exit(0); |
exit(0); |
} |
} |
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void |
#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 |
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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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|
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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) { |
|
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); |
|
fd = scopen(reader, 0, NULL); |
|
if (fd < 0) { |
|
error("scopen failed %d.", fd); |
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goto done; |
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} |
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ret = screset(fd, atr, NULL); |
|
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; |
|
if (cyberflex_load_rsa_priv(fd, cla, key_fid, 5, 8*len, elements) < 0) |
|
goto done; |
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log("cyberflex_load_rsa_priv done"); |
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key_fid[0] = 0x73; |
|
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"); |
|
status = 0; |
|
log("loading key done"); |
|
done: |
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if (prv) |
|
key_free(prv); |
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for (i = 0; i < NUM_RSA_KEY_ELEMENTS; i++) |
|
xfree(elements[i]); |
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if (fd != -1) |
|
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; |
Key *public; |
Key *public; |
char *comment = NULL, *cp, *ep, line[16*1024], *fp; |
char *comment = NULL, *cp, *ep, line[16*1024], *fp; |
int i, skip = 0, num = 1, invalid = 1, success = 0, rep, type; |
int i, skip = 0, num = 1, invalid = 1, rep, fptype; |
struct stat st; |
struct stat st; |
|
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type = print_bubblebabble ? SSH_FP_SHA1 : SSH_FP_MD5; |
fptype = print_bubblebabble ? SSH_FP_SHA1 : SSH_FP_MD5; |
rep = print_bubblebabble ? SSH_FP_BUBBLEBABBLE : SSH_FP_HEX; |
rep = print_bubblebabble ? SSH_FP_BUBBLEBABBLE : SSH_FP_HEX; |
|
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if (!have_identity) |
if (!have_identity) |
ask_filename(pw, "Enter file in which the key is"); |
ask_filename(pw, "Enter file in which the key is"); |
|
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perror(identity_file); |
perror(identity_file); |
exit(1); |
exit(1); |
} |
} |
public = key_new(KEY_RSA1); |
public = key_load_public(identity_file, &comment); |
if (load_public_key(identity_file, public, &comment)) { |
if (public != NULL) { |
success = 1; |
fp = key_fingerprint(public, fptype, rep); |
} else { |
printf("%d %s %s\n", key_size(public), fp, comment); |
key_free(public); |
key_free(public); |
public = key_new(KEY_UNSPEC); |
|
if (try_load_public_key(identity_file, public, &comment)) |
|
success = 1; |
|
else |
|
debug("try_load_public_key KEY_UNSPEC failed"); |
|
} |
|
if (success) { |
|
fp = key_fingerprint(public, type, rep); |
|
printf("%d %s %s\n", key_size(public), |
|
fp, comment); |
|
key_free(public); |
|
xfree(comment); |
xfree(comment); |
xfree(fp); |
xfree(fp); |
exit(0); |
exit(0); |
} |
} |
|
if (comment) |
|
xfree(comment); |
|
|
f = fopen(identity_file, "r"); |
f = fopen(identity_file, "r"); |
if (f != NULL) { |
if (f != NULL) { |
|
|
} |
} |
} |
} |
comment = *cp ? cp : comment; |
comment = *cp ? cp : comment; |
fp = key_fingerprint(public, type, rep); |
fp = key_fingerprint(public, fptype, rep); |
printf("%d %s %s\n", key_size(public), fp, |
printf("%d %s %s\n", key_size(public), fp, |
comment ? comment : "no comment"); |
comment ? comment : "no comment"); |
xfree(fp); |
xfree(fp); |
|
key_free(public); |
invalid = 0; |
invalid = 0; |
} |
} |
fclose(f); |
fclose(f); |
} |
} |
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); |
|
|
* Perform changing a passphrase. The argument is the passwd structure |
* Perform changing a passphrase. The argument is the passwd structure |
* for the current user. |
* for the current user. |
*/ |
*/ |
void |
static void |
do_change_passphrase(struct passwd *pw) |
do_change_passphrase(struct passwd *pw) |
{ |
{ |
char *comment; |
char *comment; |
char *old_passphrase, *passphrase1, *passphrase2; |
char *old_passphrase, *passphrase1, *passphrase2; |
struct stat st; |
struct stat st; |
Key *private; |
Key *private; |
Key *public; |
|
int type = KEY_RSA1; |
|
|
|
if (!have_identity) |
if (!have_identity) |
ask_filename(pw, "Enter file in which the key is"); |
ask_filename(pw, "Enter file in which the key is"); |
|
|
perror(identity_file); |
perror(identity_file); |
exit(1); |
exit(1); |
} |
} |
public = key_new(type); |
|
if (!load_public_key(identity_file, public, NULL)) { |
|
type = KEY_UNSPEC; |
|
} else { |
|
/* Clear the public key since we are just about to load the whole file. */ |
|
key_free(public); |
|
} |
|
/* Try to load the file with empty passphrase. */ |
/* Try to load the file with empty passphrase. */ |
private = key_new(type); |
private = key_load_private(identity_file, "", &comment); |
if (!load_private_key(identity_file, "", private, &comment)) { |
if (private == NULL) { |
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 = |
if (!load_private_key(identity_file, old_passphrase, private, &comment)) { |
read_passphrase("Enter old passphrase: ", |
memset(old_passphrase, 0, strlen(old_passphrase)); |
RP_ALLOW_STDIN); |
xfree(old_passphrase); |
private = key_load_private(identity_file, old_passphrase, |
|
&comment); |
|
memset(old_passphrase, 0, strlen(old_passphrase)); |
|
xfree(old_passphrase); |
|
if (private == NULL) { |
printf("Bad passphrase.\n"); |
printf("Bad passphrase.\n"); |
exit(1); |
exit(1); |
} |
} |
memset(old_passphrase, 0, strlen(old_passphrase)); |
|
xfree(old_passphrase); |
|
} |
} |
printf("Key has comment '%s'\n", comment); |
printf("Key has comment '%s'\n", comment); |
|
|
|
|
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); |
|
passphrase2 = read_passphrase("Enter same passphrase again: ", |
|
RP_ALLOW_STDIN); |
|
|
/* Verify that they are the same. */ |
/* Verify that they are the same. */ |
if (strcmp(passphrase1, passphrase2) != 0) { |
if (strcmp(passphrase1, passphrase2) != 0) { |
|
|
} |
} |
|
|
/* Save the file using the new passphrase. */ |
/* Save the file using the new passphrase. */ |
if (!save_private_key(identity_file, passphrase1, private, comment)) { |
if (!key_save_private(private, identity_file, passphrase1, comment)) { |
printf("Saving the key failed: %s: %s.\n", |
printf("Saving the key failed: %s.\n", identity_file); |
identity_file, strerror(errno)); |
|
memset(passphrase1, 0, strlen(passphrase1)); |
memset(passphrase1, 0, strlen(passphrase1)); |
xfree(passphrase1); |
xfree(passphrase1); |
key_free(private); |
key_free(private); |
|
|
/* |
/* |
* Change the comment of a private key file. |
* Change the comment of a private key file. |
*/ |
*/ |
void |
static void |
do_change_comment(struct passwd *pw) |
do_change_comment(struct passwd *pw) |
{ |
{ |
char new_comment[1024], *comment, *passphrase; |
char new_comment[1024], *comment, *passphrase; |
Key *private, *public; |
Key *private; |
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Key *public; |
struct stat st; |
struct stat st; |
FILE *f; |
FILE *f; |
int fd; |
int fd; |
|
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perror(identity_file); |
perror(identity_file); |
exit(1); |
exit(1); |
} |
} |
/* |
private = key_load_private(identity_file, "", &comment); |
* Try to load the public key from the file the verify that it is |
if (private == NULL) { |
* readable and of the proper format. |
|
*/ |
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public = key_new(KEY_RSA1); |
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if (!load_public_key(identity_file, public, NULL)) { |
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printf("%s is not a valid key file.\n", identity_file); |
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printf("Comments are only supported in RSA1 keys\n"); |
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exit(1); |
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} |
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private = key_new(KEY_RSA1); |
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if (load_private_key(identity_file, "", private, &comment)) |
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passphrase = xstrdup(""); |
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else { |
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if (identity_passphrase) |
if (identity_passphrase) |
passphrase = xstrdup(identity_passphrase); |
passphrase = xstrdup(identity_passphrase); |
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. */ |
if (!load_private_key(identity_file, passphrase, private, &comment)) { |
private = key_load_private(identity_file, passphrase, &comment); |
|
if (private == NULL) { |
memset(passphrase, 0, strlen(passphrase)); |
memset(passphrase, 0, strlen(passphrase)); |
xfree(passphrase); |
xfree(passphrase); |
printf("Bad passphrase.\n"); |
printf("Bad passphrase.\n"); |
exit(1); |
exit(1); |
} |
} |
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} else { |
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passphrase = xstrdup(""); |
} |
} |
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if (private->type != KEY_RSA1) { |
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fprintf(stderr, "Comments are only supported for RSA1 keys.\n"); |
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key_free(private); |
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exit(1); |
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} |
printf("Key now has comment '%s'\n", comment); |
printf("Key now has comment '%s'\n", comment); |
|
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if (identity_comment) { |
if (identity_comment) { |
|
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} |
} |
|
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/* Save the file using the new passphrase. */ |
/* Save the file using the new passphrase. */ |
if (!save_private_key(identity_file, passphrase, private, new_comment)) { |
if (!key_save_private(private, identity_file, passphrase, new_comment)) { |
printf("Saving the key failed: %s: %s.\n", |
printf("Saving the key failed: %s.\n", identity_file); |
identity_file, strerror(errno)); |
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memset(passphrase, 0, strlen(passphrase)); |
memset(passphrase, 0, strlen(passphrase)); |
xfree(passphrase); |
xfree(passphrase); |
key_free(private); |
key_free(private); |
|
|
} |
} |
memset(passphrase, 0, strlen(passphrase)); |
memset(passphrase, 0, strlen(passphrase)); |
xfree(passphrase); |
xfree(passphrase); |
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public = key_from_private(private); |
key_free(private); |
key_free(private); |
|
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strlcat(identity_file, ".pub", sizeof(identity_file)); |
strlcat(identity_file, ".pub", sizeof(identity_file)); |
|
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exit(0); |
exit(0); |
} |
} |
|
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void |
static void |
usage(void) |
usage(void) |
{ |
{ |
printf("Usage: %s [-lBpqxXyc] [-t type] [-b bits] [-f file] [-C comment] " |
printf("Usage: %s [-ceilpqyB] [-t type] [-b bits] [-f file] [-C comment] " |
"[-N new-pass] [-P pass]\n", __progname); |
"[-N new-pass] [-P pass]\n", __progname); |
exit(1); |
exit(1); |
} |
} |
|
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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, "dqpclBRxXyb: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); |
|
|
exit(1); |
exit(1); |
} |
} |
break; |
break; |
|
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case 'l': |
case 'l': |
print_fingerprint = 1; |
print_fingerprint = 1; |
break; |
break; |
|
|
case 'B': |
case 'B': |
print_bubblebabble = 1; |
print_bubblebabble = 1; |
break; |
break; |
|
|
case 'p': |
case 'p': |
change_passphrase = 1; |
change_passphrase = 1; |
break; |
break; |
|
|
case 'c': |
case 'c': |
change_comment = 1; |
change_comment = 1; |
break; |
break; |
|
|
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; |
|
|
case 'P': |
case 'P': |
identity_passphrase = optarg; |
identity_passphrase = optarg; |
break; |
break; |
|
|
case 'N': |
case 'N': |
identity_new_passphrase = optarg; |
identity_new_passphrase = optarg; |
break; |
break; |
|
|
case 'C': |
case 'C': |
identity_comment = optarg; |
identity_comment = optarg; |
break; |
break; |
|
|
case 'q': |
case 'q': |
quiet = 1; |
quiet = 1; |
break; |
break; |
|
|
case 'R': |
case 'R': |
/* unused */ |
/* unused */ |
exit(0); |
exit(0); |
break; |
break; |
|
case 'e': |
case 'x': |
case 'x': |
|
/* export key */ |
convert_to_ssh2 = 1; |
convert_to_ssh2 = 1; |
break; |
break; |
|
case 'i': |
case 'X': |
case 'X': |
|
/* import key */ |
convert_from_ssh2 = 1; |
convert_from_ssh2 = 1; |
break; |
break; |
|
|
case 'y': |
case 'y': |
print_public = 1; |
print_public = 1; |
break; |
break; |
|
|
case 'd': |
case 'd': |
key_type_name = "dsa"; |
key_type_name = "dsa"; |
break; |
break; |
|
|
case 't': |
case 't': |
key_type_name = optarg; |
key_type_name = optarg; |
break; |
break; |
|
case 'u': |
|
reader = atoi(optarg); /*XXX*/ |
|
break; |
case '?': |
case '?': |
default: |
default: |
usage(); |
usage(); |
|
|
do_convert_from_ssh2(pw); |
do_convert_from_ssh2(pw); |
if (print_public) |
if (print_public) |
do_print_public(pw); |
do_print_public(pw); |
|
if (reader != -1) |
|
do_upload(pw, reader); |
|
|
arc4random_stir(); |
arc4random_stir(); |
|
|
|
|
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); |
|
passphrase2 = read_passphrase("Enter same passphrase again: ", |
|
RP_ALLOW_STDIN); |
if (strcmp(passphrase1, passphrase2) != 0) { |
if (strcmp(passphrase1, passphrase2) != 0) { |
/* The passphrases do not match. Clear them and retry. */ |
/* |
|
* The passphrases do not match. Clear them and |
|
* retry. |
|
*/ |
memset(passphrase1, 0, strlen(passphrase1)); |
memset(passphrase1, 0, strlen(passphrase1)); |
memset(passphrase2, 0, strlen(passphrase2)); |
memset(passphrase2, 0, strlen(passphrase2)); |
xfree(passphrase1); |
xfree(passphrase1); |
|
|
} |
} |
|
|
/* Save the key with the given passphrase and comment. */ |
/* Save the key with the given passphrase and comment. */ |
if (!save_private_key(identity_file, passphrase1, private, comment)) { |
if (!key_save_private(private, identity_file, passphrase1, comment)) { |
printf("Saving the key failed: %s: %s.\n", |
printf("Saving the key failed: %s.\n", identity_file); |
identity_file, strerror(errno)); |
|
memset(passphrase1, 0, strlen(passphrase1)); |
memset(passphrase1, 0, strlen(passphrase1)); |
xfree(passphrase1); |
xfree(passphrase1); |
exit(1); |
exit(1); |