int
ncp_change_obj_passwd(NWCONN_HANDLE connid,
const struct ncp_bindery_object *object,
const u_char *key,
const u_char *oldpasswd,
const u_char *newpasswd)
{
long id = htonl(object->object_id);
u_char cryptkey[8];
u_char newpwd[16]; /* new passwd as stored by server */
u_char oldpwd[16]; /* old passwd as stored by server */
u_char len;
DECLARE_RQ;
memcpy(cryptkey, key, 8);
nw_keyhash((u_char *)&id, oldpasswd, strlen(oldpasswd), oldpwd);
nw_keyhash((u_char *)&id, newpasswd, strlen(newpasswd), newpwd);
nw_encrypt(cryptkey, oldpwd, cryptkey);
nw_passencrypt(oldpwd, newpwd, newpwd);
nw_passencrypt(oldpwd + 8, newpwd + 8, newpwd + 8);
if ((len = strlen(newpasswd)) > 63) {
len = 63;
}
len = ((len ^ oldpwd[0] ^ oldpwd[1]) & 0x7f) | 0x40;
ncp_init_request_s(conn, 75);
ncp_add_mem(conn, cryptkey, 8);
ncp_add_word_hl(conn, object->object_type);
ncp_add_pstring(conn, object->object_name);
ncp_add_byte(conn, len);
ncp_add_mem(conn, newpwd, 16);
return ncp_request(connid, 23, conn);
}
static NWCCODE ncp_log_physical_record32(NWCONN_HANDLE conn, const char fh[6],
u_int32_t startOffset, u_int32_t length, unsigned int flags,
unsigned int timeout) {
NWCCODE err;
ncp_init_request(conn);
ncp_add_byte(conn, flags);
ncp_add_mem(conn, fh, 6);
ncp_add_dword_hl(conn, startOffset);
ncp_add_dword_hl(conn, length);
ncp_add_word_hl(conn, timeout);
err = ncp_request(conn, 109);
ncp_unlock_conn(conn);
return err;
}
int
ncp_keyed_verify_password(NWCONN_HANDLE cH, char *key, char *passwd,
struct ncp_bindery_object *objinfo)
{
u_long id = htonl(objinfo->object_id);
u_char cryptkey[8];
u_char buf[128];
DECLARE_RQ;
nw_keyhash((u_char *)&id, passwd, strlen(passwd), buf);
nw_encrypt(key, buf, cryptkey);
ncp_init_request_s(conn, 74);
ncp_add_mem(conn, cryptkey, sizeof(cryptkey));
ncp_add_word_hl(conn, objinfo->object_type);
ncp_add_pstring(conn, objinfo->object_name);
return ncp_request(cH, 23, conn);
}
int
ncp_read_property_value(NWCONN_HANDLE connid, int object_type,
const char *object_name, int segment, const char *prop_name,
struct nw_property *target)
{
int error;
struct ncp_buf conn;
ncp_init_request_s(&conn, 61);
ncp_add_word_hl(&conn, object_type);
ncp_add_pstring(&conn, object_name);
ncp_add_byte(&conn, segment);
ncp_add_pstring(&conn, prop_name);
if ((error = ncp_request(connid,23,&conn)) != 0) {
return error;
}
memcpy(&(target->value), ncp_reply_data(&conn, 0), 128);
target->more_flag = ncp_reply_byte(&conn, 128);
target->property_flag = ncp_reply_byte(&conn, 129);
return 0;
}
int
ncp_scan_bindery_object(NWCONN_HANDLE connid, u_int32_t last_id,
u_int16_t object_type, const char *search_string,
struct ncp_bindery_object *target)
{
int error;
DECLARE_RQ;
ncp_init_request_s(conn, 55);
ncp_add_dword_hl(conn, last_id);
ncp_add_word_hl(conn, object_type);
ncp_add_pstring(conn, search_string);
error = ncp_request(connid, 23, conn);
if (error) return error;
target->object_id = ncp_reply_dword_hl(conn, 0);
target->object_type = ncp_reply_word_hl(conn, 4);
memcpy(target->object_name, ncp_reply_data(conn, 6),NCP_BINDERY_NAME_LEN);
target->object_flags = ncp_reply_byte(conn, 54);
target->object_security = ncp_reply_byte(conn, 55);
target->object_has_prop = ncp_reply_byte(conn, 56);
return 0;
}
int
ncp_get_bindery_object_id(NWCONN_HANDLE connid, u_int16_t object_type,
const char *object_name, struct ncp_bindery_object *target)
{
int error;
DECLARE_RQ;
ncp_init_request_s(conn, 53);
ncp_add_word_hl(conn, object_type);
ncp_add_pstring(conn, object_name);
if ((error = ncp_request(connid, 23, conn)) != 0) {
return error;
}
if (conn->rpsize < 54) {
return EACCES;
}
target->object_id = ncp_reply_dword_hl(conn, 0);
target->object_type = ncp_reply_word_hl(conn, 4);
memcpy(target->object_name, ncp_reply_data(conn, 6), 48);
return 0;
}
