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Simplify signature_from_string() a bit.

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git-svn-id: svn+ssh://svn.berlios.de/svnroot/repos/libssh/trunk@548 7dcaeef0-15fb-0310-b436-a5af3365683c
This commit is contained in:
Andreas Schneider
2009-04-18 12:02:34 +00:00
parent dc5ef34b54
commit db2ff03392
1 changed files with 13 additions and 30 deletions
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43
libssh/keys.c
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@@ -855,7 +855,8 @@ SIGNATURE *signature_from_string(SSH_SESSION *session, STRING *signature,
STRING *rs = NULL;
STRING *type_s = NULL;
STRING *e = NULL;
char *type = NULL;
char *type_c = NULL;
int type;
int len;
int rsalen;
#ifdef HAVE_LIBGCRYPT
@@ -893,41 +894,23 @@ SIGNATURE *signature_from_string(SSH_SESSION *session, STRING *signature,
return NULL;
}
type = string_to_char(type_s);
free(type_s);
if (type == NULL) {
type_c = string_to_char(type_s);
string_free(type_s);
if (type_c == NULL) {
signature_free(sign);
buffer_free(tmpbuf);
return NULL;
}
type = ssh_type_from_name(type_c);
SAFE_FREE(type_c);
switch(needed_type) {
case TYPE_DSS:
if (strcmp(type, "ssh-dss") != 0) {
ssh_set_error(session, SSH_FATAL, "Invalid signature type: %s", type);
signature_free(sign);
buffer_free(tmpbuf);
SAFE_FREE(type);
return NULL;
}
break;
case TYPE_RSA:
if (strcmp(type, "ssh-rsa")) {
ssh_set_error(session, SSH_FATAL, "Invalid signature type: %s", type);
signature_free(sign);
buffer_free(tmpbuf);
SAFE_FREE(type);
return NULL;
}
break;
default:
ssh_set_error(session, SSH_FATAL, "Invalid signature type: %s", type);
signature_free(sign);
buffer_free(tmpbuf);
SAFE_FREE(type);
return NULL;
if (needed_type != type) {
ssh_set_error(session, SSH_FATAL, "Invalid signature type: %s",
ssh_type_to_char(type));
signature_free(sign);
buffer_free(tmpbuf);
return NULL;
}
SAFE_FREE(type);
switch(needed_type) {
case TYPE_DSS: