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Fix specifying a keysize for key generation, fix key name arguments

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--HG--
branch : ecc
This commit is contained in:
Matt Johnston 2013-11-01 00:13:09 +08:00
parent 814ab77538
commit 082a2dde35
6 changed files with 70 additions and 34 deletions
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3
common-runopts.c
View File

@ -35,7 +35,8 @@ runopts opts; /* GLOBAL */
/* returns success or failure, and the keytype in *type. If we want
* to restrict the type, type can contain a type to return */
int readhostkey(const char * filename, sign_key * hostkey, int *type) {
int readhostkey(const char * filename, sign_key * hostkey,
enum signkey_type *type) {
int ret = DROPBEAR_FAILURE;
buffer *buf;

28
dropbearkey.c
View File

@ -185,7 +185,24 @@ int main(int argc, char ** argv) {
exit(EXIT_FAILURE);
}
keytype = signkey_type_from_name(typetext, strlen(typetext));
#ifdef DROPBEAR_RSA
if (strcmp(typetext, "rsa") == 0)
{
keytype = DROPBEAR_SIGNKEY_RSA;
}
#endif
#ifdef DROPBEAR_DSS
if (strcmp(typetext, "dss") == 0)
{
keytype = DROPBEAR_SIGNKEY_DSS;
}
#endif
#ifdef DROPBEAR_ECDSA
if (strcmp(typetext, "ecdsa") == 0)
{
keytype = DROPBEAR_SIGNKEY_ECDSA_KEYGEN;
}
#endif
if (keytype == DROPBEAR_SIGNKEY_NONE) {
fprintf(stderr, "Unknown key type '%s'\n", typetext);
@ -221,10 +238,13 @@ int main(int argc, char ** argv) {
(void)0; /* quiet, compiler. ecdsa handles checks itself */
}
} else {
/* default key size */
switch (keytype) {
#ifdef DROPBEAR_RSA
case DROPBEAR_SIGNKEY_RSA:
bits = RSA_DEFAULT_SIZE;
bits = RSA_DEFAULT_SIZE;
break;
#endif
#ifdef DROPBEAR_DSS
@ -269,7 +289,7 @@ int main(int argc, char ** argv) {
{
ecc_key *ecckey = gen_ecdsa_priv_key(bits);
keytype = ecdsa_signkey_type(ecckey);
*signkey_ecc_key_ptr(key, keytype) = ecckey;
*signkey_key_ptr(key, keytype) = ecckey;
}
break;
#endif
@ -299,7 +319,7 @@ static void justprintpub(const char* filename) {
buffer *buf = NULL;
sign_key *key = NULL;
int keytype;
enum signkey_type keytype;
int ret;
int err = DROPBEAR_FAILURE;

2
keyimport.c
View File

@ -774,7 +774,7 @@ static sign_key *openssh_read(const char *filename, char *passphrase)
goto error;
}
*signkey_ecc_key_ptr(retkey, retkey->type) = ecc;
*signkey_key_ptr(retkey, retkey->type) = ecc;
}
#endif // DROPBEAR_ECDSA

3
runopts.h
View File

@ -56,7 +56,8 @@ typedef struct runopts {
extern runopts opts;
int readhostkey(const char * filename, sign_key * hostkey, int *type);
int readhostkey(const char * filename, sign_key * hostkey,
enum signkey_type *type);
void load_all_hostkeys();
typedef struct svr_runopts {

54
signkey.c
View File

@ -103,26 +103,39 @@ enum signkey_type signkey_type_from_name(const char* name, unsigned int namelen)
return DROPBEAR_SIGNKEY_NONE;
}
#ifdef DROPBEAR_ECDSA
ecc_key **
signkey_ecc_key_ptr(sign_key *key, enum signkey_type ecc_type) {
switch (ecc_type) {
/* Returns a pointer to the key part specific to "type" */
void **
signkey_key_ptr(sign_key *key, enum signkey_type type) {
switch (type) {
#ifdef DROPBEAR_ECC_256
case DROPBEAR_SIGNKEY_ECDSA_NISTP256:
return &key->ecckey256;
return (void**)&key->ecckey256;
#endif
#ifdef DROPBEAR_ECC_384
case DROPBEAR_SIGNKEY_ECDSA_NISTP384:
return &key->ecckey384;
return (void**)&key->ecckey384;
#endif
#ifdef DROPBEAR_ECC_521
case DROPBEAR_SIGNKEY_ECDSA_NISTP521:
return &key->ecckey521;
return (void**)&key->ecckey521;
#endif
#ifdef DROPBEAR_RSA
case DROPBEAR_SIGNKEY_RSA:
return (void**)&key->rsakey;
#endif
#ifdef DROPBEAR_DSS
case DROPBEAR_SIGNKEY_DSS:
return (void**)&key->dsskey;
#endif
default:
return NULL;
}
}
#endif
/* returns DROPBEAR_SUCCESS on success, DROPBEAR_FAILURE on fail.
* type should be set by the caller to specify the type to read, and
* on return is set to the type read (useful when type = _ANY) */
int buf_get_pub_key(buffer *buf, sign_key *key, int *type) {
int buf_get_pub_key(buffer *buf, sign_key *key, enum signkey_type *type) {
unsigned char* ident;
unsigned int len;
@ -169,7 +182,7 @@ int buf_get_pub_key(buffer *buf, sign_key *key, int *type) {
#endif
#ifdef DROPBEAR_ECDSA
{
ecc_key **eck = signkey_ecc_key_ptr(key, keytype);
ecc_key **eck = (ecc_key**)signkey_key_ptr(key, keytype);
if (eck) {
if (*eck) {
ecc_free(*eck);
@ -192,7 +205,7 @@ int buf_get_pub_key(buffer *buf, sign_key *key, int *type) {
/* returns DROPBEAR_SUCCESS on success, DROPBEAR_FAILURE on fail.
* type should be set by the caller to specify the type to read, and
* on return is set to the type read (useful when type = _ANY) */
int buf_get_priv_key(buffer *buf, sign_key *key, int *type) {
int buf_get_priv_key(buffer *buf, sign_key *key, enum signkey_type *type) {
unsigned char* ident;
unsigned int len;
@ -237,7 +250,7 @@ int buf_get_priv_key(buffer *buf, sign_key *key, int *type) {
#endif
#ifdef DROPBEAR_ECDSA
{
ecc_key **eck = signkey_ecc_key_ptr(key, keytype);
ecc_key **eck = (ecc_key**)signkey_key_ptr(key, keytype);
if (eck) {
if (*eck) {
ecc_free(*eck);
@ -258,7 +271,7 @@ int buf_get_priv_key(buffer *buf, sign_key *key, int *type) {
}
/* type is either DROPBEAR_SIGNKEY_DSS or DROPBEAR_SIGNKEY_RSA */
void buf_put_pub_key(buffer* buf, sign_key *key, int type) {
void buf_put_pub_key(buffer* buf, sign_key *key, enum signkey_type type) {
buffer *pubkeys;
@ -276,8 +289,11 @@ void buf_put_pub_key(buffer* buf, sign_key *key, int type) {
}
#endif
#ifdef DROPBEAR_ECDSA
if (type == DROPBEAR_SIGNKEY_ECDSA_NISTP256
|| type == DROPBEAR_SIGNKEY_ECDSA_NISTP384
|| type == DROPBEAR_SIGNKEY_ECDSA_NISTP521)
{
ecc_key **eck = signkey_ecc_key_ptr(key, type);
ecc_key **eck = (ecc_key**)signkey_key_ptr(key, type);
if (eck) {
buf_put_ecdsa_pub_key(pubkeys, *eck);
}
@ -293,7 +309,7 @@ void buf_put_pub_key(buffer* buf, sign_key *key, int type) {
}
/* type is either DROPBEAR_SIGNKEY_DSS or DROPBEAR_SIGNKEY_RSA */
void buf_put_priv_key(buffer* buf, sign_key *key, int type) {
void buf_put_priv_key(buffer* buf, sign_key *key, enum signkey_type type) {
TRACE(("enter buf_put_priv_key"))
TRACE(("type is %d", type))
@ -314,7 +330,7 @@ void buf_put_priv_key(buffer* buf, sign_key *key, int type) {
#endif
#ifdef DROPBEAR_ECDSA
{
ecc_key **eck = signkey_ecc_key_ptr(key, type);
ecc_key **eck = (ecc_key**)signkey_key_ptr(key, type);
if (eck) {
buf_put_ecdsa_priv_key(buf, *eck);
TRACE(("leave buf_put_priv_key: ecdsa done"))
@ -452,7 +468,7 @@ char * sign_key_fingerprint(unsigned char* keyblob, unsigned int keybloblen) {
#endif
}
void buf_put_sign(buffer* buf, sign_key *key, int type,
void buf_put_sign(buffer* buf, sign_key *key, enum signkey_type type,
buffer *data_buf) {
buffer *sigblob;
sigblob = buf_new(MAX_PUBKEY_SIZE);
@ -469,7 +485,7 @@ void buf_put_sign(buffer* buf, sign_key *key, int type,
#endif
#ifdef DROPBEAR_ECDSA
{
ecc_key **eck = signkey_ecc_key_ptr(key, type);
ecc_key **eck = (ecc_key**)signkey_key_ptr(key, type);
if (eck) {
buf_put_ecdsa_sign(sigblob, *eck, data_buf);
}
@ -520,7 +536,7 @@ int buf_verify(buffer * buf, sign_key *key, buffer *data_buf) {
#endif
#ifdef DROPBEAR_ECDSA
{
ecc_key **eck = signkey_ecc_key_ptr(key, type);
ecc_key **eck = (ecc_key**)signkey_key_ptr(key, type);
if (eck) {
return buf_ecdsa_verify(buf, *eck, data_buf);
}

14
signkey.h
View File

@ -85,12 +85,12 @@ typedef struct SIGN_key sign_key;
sign_key * new_sign_key();
const char* signkey_name_from_type(enum signkey_type type, unsigned int *namelen);
enum signkey_type signkey_type_from_name(const char* name, unsigned int namelen);
int buf_get_pub_key(buffer *buf, sign_key *key, int *type);
int buf_get_priv_key(buffer* buf, sign_key *key, int *type);
void buf_put_pub_key(buffer* buf, sign_key *key, int type);
void buf_put_priv_key(buffer* buf, sign_key *key, int type);
int buf_get_pub_key(buffer *buf, sign_key *key, enum signkey_type *type);
int buf_get_priv_key(buffer* buf, sign_key *key, enum signkey_type *type);
void buf_put_pub_key(buffer* buf, sign_key *key, enum signkey_type type);
void buf_put_priv_key(buffer* buf, sign_key *key, enum signkey_type type);
void sign_key_free(sign_key *key);
void buf_put_sign(buffer* buf, sign_key *key, int type, buffer *data_buf);
void buf_put_sign(buffer* buf, sign_key *key, enum signkey_type type, buffer *data_buf);
#ifdef DROPBEAR_SIGNKEY_VERIFY
int buf_verify(buffer * buf, sign_key *key, buffer *data_buf);
char * sign_key_fingerprint(unsigned char* keyblob, unsigned int keybloblen);
@ -99,8 +99,6 @@ int cmp_base64_key(const unsigned char* keyblob, unsigned int keybloblen,
const unsigned char* algoname, unsigned int algolen,
buffer * line, char ** fingerprint);
#ifdef DROPBEAR_ECDSA
ecc_key ** signkey_ecc_key_ptr(sign_key *key, enum signkey_type ecc_type);
#endif
void** signkey_key_ptr(sign_key *key, enum signkey_type type);
#endif /* _SIGNKEY_H_ */