static PyObject *
session_method_pref(SSH2_SessionObj *self, PyObject *args)
{
int ret;
int method;
char *pref;
if (!PyArg_ParseTuple(args, "is:method_pref", &method, &pref))
return NULL;
ret = libssh2_session_method_pref(self->session, method, pref);
CHECK_RETURN_CODE(ret, self)
Py_RETURN_NONE;
}
/* {{{ php_ssh2_set_method
* Try to set a method if it's passed in with the hash table
*/
static int php_ssh2_set_method(LIBSSH2_SESSION *session, HashTable *ht, char *method, int method_len, int method_type)
{
zval *value;
zend_string *method_zstring;
method_zstring = zend_string_init(method, method_len, 0);
if ((value = zend_hash_find(ht, method_zstring)) == NULL) {
zend_string_release(method_zstring);
return 0;
}
zend_string_release(method_zstring);
if ((Z_TYPE_P(value) != IS_STRING)) {
return -1;
}
return libssh2_session_method_pref(session, method_type, Z_STRVAL_P(value));
}
static int
ssh_client_profile_set(obfsproxyssh_client_session_t *session)
{
obfsproxyssh_t *state = session->client->state;
const obfsproxyssh_client_profile_t *profile = ssh_client_profile_current;
int i, rval;
assert(NULL != profile);
rval = libssh2_banner_set(session->ssh_session, profile->banner);
if (0 != rval) {
log_f(state, "SSH: Error: %s Failed to set banner %d",
bdata(session->ssh_addr), rval);
}
libssh2_session_flag(session->ssh_session, LIBSSH2_FLAG_COMPRESS,
profile->enable_compression);
/*
* Failure to set things to exactly what I specify should be a
* immediate and fatal error as the lists in the profiles are chosen
* carefully to match existing client(s) in the wild, but see the
* comments in ssh_client_profile_init().
*/
for (i = 0; i <= LIBSSH2_METHOD_LANG_SC; i++) {
/* Trying to force a value to NULL, causes libssh2 to SIGSEGV */
if (NULL == profile->kex_methods[i])
continue;
rval = libssh2_session_method_pref(session->ssh_session, i,
profile->kex_methods[i]);
if (0 != rval) {
log_f(state, "SSH: Error: %s Failed to set prefered methods %d (%d)",
bdata(session->ssh_addr), i, rval);
return -1;
}
}
return 0;
}
