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Fix dropbearconvert ecdsa parsing error typo

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Simplify handling for different key types
This commit is contained in:
Matt Johnston 2022-03-29 23:55:35 +08:00
parent cb9a00951f
commit 6ac92cf606
1 changed files with 21 additions and 37 deletions
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58
keyimport.c
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@ -601,51 +601,35 @@ static sign_key *openssh_read(const char *filename, const char * UNUSED(passphra
/* discard checkkey2 */
buf_getint(blobbuf);
if (type != DROPBEAR_SIGNKEY_NONE) {
retkey->type = type;
errmsg = "Unsupported OpenSSH key type";
retkey->type = type;
ret = DROPBEAR_FAILURE;
/* Parse private key part */
#if DROPBEAR_RSA
if (type == DROPBEAR_SIGNKEY_RSA) {
if (buf_get_rsa_priv_ossh(blobbuf, retkey)
== DROPBEAR_SUCCESS) {
errmsg = NULL;
retval = retkey;
goto error;
} else {
errmsg = "Error parsing OpenSSH RSA key";
goto ossh_error;
}
}
if (type == DROPBEAR_SIGNKEY_RSA) {
errmsg = "Error parsing OpenSSH RSA key";
ret = buf_get_rsa_priv_ossh(blobbuf, retkey);
}
#endif
#if DROPBEAR_ED25519
if (type == DROPBEAR_SIGNKEY_ED25519) {
if (buf_get_ed25519_priv_ossh(blobbuf, retkey)
== DROPBEAR_SUCCESS) {
errmsg = NULL;
retval = retkey;
goto error;
} else {
errmsg = "Error parsing OpenSSH ed25519 key";
goto ossh_error;
}
}
if (type == DROPBEAR_SIGNKEY_ED25519) {
errmsg = "Error parsing OpenSSH ed25519 key";
ret = buf_get_ed25519_priv_ossh(blobbuf, retkey);
}
#endif
#if DROPBEAR_ECDSA
if (signkey_is_ecdsa(type)) {
if (buf_get_ecdsa_priv_ossh(blobbuf, retkey)
== DROPBEAR_SUCCESS) {
errmsg = NULL;
retval = retkey;
goto error;
} else {
errmsg = "Error parsing OpenSSH ed25519 key";
goto ossh_error;
}
}
if (signkey_is_ecdsa(type)) {
errmsg = "Error parsing OpenSSH ecdsa key";
ret = buf_get_ecdsa_priv_ossh(blobbuf, retkey);
}
#endif
if (ret == DROPBEAR_SUCCESS) {
errmsg = NULL;
retval = retkey;
goto error;
}
errmsg = "Unsupported OpenSSH key type";
ossh_error:
ossh_error:
sign_key_free(retkey);
retkey = NULL;
goto error;