driver_privsep.c revision 8d520ff1dc2da35cdca849e982051b86468016d8
18d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 28d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * WPA Supplicant - privilege separated driver interface 38d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Copyright (c) 2007-2009, Jouni Malinen <j@w1.fi> 48d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 58d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This program is free software; you can redistribute it and/or modify 68d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * it under the terms of the GNU General Public License version 2 as 78d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * published by the Free Software Foundation. 88d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 98d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Alternatively, this software may be distributed under the terms of BSD 108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * license. 118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * See README and COPYING for more details. 138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "includes.h" 168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <sys/un.h> 178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common.h" 198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "driver.h" 208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "eloop.h" 218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common/privsep_commands.h" 228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct wpa_driver_privsep_data { 258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *ctx; 268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 own_addr[ETH_ALEN]; 278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int priv_socket; 288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *own_socket_path; 298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int cmd_socket; 308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *own_cmd_path; 318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sockaddr_un priv_addr; 328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char ifname[16]; 338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt}; 348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_priv_reg_cmd(struct wpa_driver_privsep_data *drv, int cmd) 378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = sendto(drv->priv_socket, &cmd, sizeof(cmd), 0, 418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (struct sockaddr *) &drv->priv_addr, 428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(drv->priv_addr)); 438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0) 448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("sendto"); 458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res < 0 ? -1 : 0; 468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_priv_cmd(struct wpa_driver_privsep_data *drv, int cmd, 508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const void *data, size_t data_len, 518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *reply, size_t *reply_len) 528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct msghdr msg; 548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iovec io[2]; 558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt io[0].iov_base = &cmd; 578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt io[0].iov_len = sizeof(cmd); 588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt io[1].iov_base = (u8 *) data; 598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt io[1].iov_len = data_len; 608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.msg_iov = io; 638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.msg_iovlen = data ? 2 : 1; 648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.msg_name = &drv->priv_addr; 658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.msg_namelen = sizeof(drv->priv_addr); 668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sendmsg(drv->cmd_socket, &msg, 0) < 0) { 688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("sendmsg(cmd_socket)"); 698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (reply) { 738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt fd_set rfds; 748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct timeval tv; 758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt FD_ZERO(&rfds); 788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt FD_SET(drv->cmd_socket, &rfds); 798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tv.tv_sec = 5; 808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tv.tv_usec = 0; 818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = select(drv->cmd_socket + 1, &rfds, NULL, NULL, &tv); 828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 && errno != EINTR) { 838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("select"); 848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (FD_ISSET(drv->cmd_socket, &rfds)) { 888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = recv(drv->cmd_socket, reply, *reply_len, 0); 898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0) { 908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("recv"); 918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *reply_len = res; 948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "PRIVSEP: Timeout while waiting " 968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "for reply (cmd=%d)", cmd); 978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 1028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_scan(void *priv, 1068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_scan_params *params) 1078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 1098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ssid = params->ssids[0].ssid; 1108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t ssid_len = params->ssids[0].ssid_len; 1118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s: priv=%p", __func__, priv); 1128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return wpa_priv_cmd(drv, PRIVSEP_CMD_SCAN, ssid, ssid_len, 1138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt NULL, NULL); 1148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic struct wpa_scan_results * 1188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtwpa_driver_privsep_get_scan_results2(void *priv) 1198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 1218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res, num; 1228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *buf, *pos, *end; 1238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t reply_len = 60000; 1248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_scan_results *results; 1258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_scan_res *r; 1268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf = os_malloc(reply_len); 1288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (buf == NULL) 1298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 1308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = wpa_priv_cmd(drv, PRIVSEP_CMD_GET_SCAN_RESULTS, 1318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt NULL, 0, buf, &reply_len); 1328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0) { 1338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 1348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 1358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "privsep: Received %lu bytes of scan results", 1388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (unsigned long) reply_len); 1398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (reply_len < sizeof(int)) { 1408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "privsep: Invalid scan result len %lu", 1418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (unsigned long) reply_len); 1428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 1438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 1448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = buf; 1478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt end = buf + reply_len; 1488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&num, pos, sizeof(int)); 1498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (num < 0 || num > 1000) { 1508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 1518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 1528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += sizeof(int); 1548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt results = os_zalloc(sizeof(*results)); 1568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (results == NULL) { 1578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 1588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 1598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt results->res = os_zalloc(num * sizeof(struct wpa_scan_res *)); 1628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (results->res == NULL) { 1638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(results); 1648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 1658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 1668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (results->num < (size_t) num && pos + sizeof(int) < end) { 1698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int len; 1708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&len, pos, sizeof(int)); 1718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += sizeof(int); 1728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 0 || len > 10000 || pos + len > end) 1738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 1748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt r = os_malloc(len); 1768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (r == NULL) 1778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 1788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(r, pos, len); 1798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += len; 1808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sizeof(*r) + r->ie_len > (size_t) len) { 1818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(r); 1828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 1838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt results->res[results->num++] = r; 1868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 1898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return results; 1908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_set_key(const char *ifname, void *priv, 1948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum wpa_alg alg, const u8 *addr, 1958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int key_idx, int set_tx, 1968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *seq, size_t seq_len, 1978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *key, size_t key_len) 1988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 2008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct privsep_cmd_set_key cmd; 2018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s: priv=%p alg=%d key_idx=%d set_tx=%d", 2038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt __func__, priv, alg, key_idx, set_tx); 2048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&cmd, 0, sizeof(cmd)); 2068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cmd.alg = alg; 2078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (addr) 2088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(cmd.addr, addr, ETH_ALEN); 2098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 2108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(cmd.addr, 0xff, ETH_ALEN); 2118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cmd.key_idx = key_idx; 2128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cmd.set_tx = set_tx; 2138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (seq && seq_len > 0 && seq_len < sizeof(cmd.seq)) { 2148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(cmd.seq, seq, seq_len); 2158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cmd.seq_len = seq_len; 2168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (key && key_len > 0 && key_len < sizeof(cmd.key)) { 2188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(cmd.key, key, key_len); 2198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cmd.key_len = key_len; 2208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return wpa_priv_cmd(drv, PRIVSEP_CMD_SET_KEY, &cmd, sizeof(cmd), 2238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt NULL, NULL); 2248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_associate( 2288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *priv, struct wpa_driver_associate_params *params) 2298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 2318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct privsep_cmd_associate *data; 2328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 2338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t buflen; 2348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s: priv=%p freq=%d pairwise_suite=%d " 2368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "group_suite=%d key_mgmt_suite=%d auth_alg=%d mode=%d", 2378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt __func__, priv, params->freq, params->pairwise_suite, 2388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt params->group_suite, params->key_mgmt_suite, 2398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt params->auth_alg, params->mode); 2408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buflen = sizeof(*data) + params->wpa_ie_len; 2428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data = os_zalloc(buflen); 2438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (data == NULL) 2448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 2458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (params->bssid) 2478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(data->bssid, params->bssid, ETH_ALEN); 2488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(data->ssid, params->ssid, params->ssid_len); 2498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->ssid_len = params->ssid_len; 2508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->freq = params->freq; 2518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->pairwise_suite = params->pairwise_suite; 2528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->group_suite = params->group_suite; 2538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->key_mgmt_suite = params->key_mgmt_suite; 2548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->auth_alg = params->auth_alg; 2558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->mode = params->mode; 2568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->wpa_ie_len = params->wpa_ie_len; 2578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (params->wpa_ie) 2588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(data + 1, params->wpa_ie, params->wpa_ie_len); 2598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: add support for other assoc parameters */ 2608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = wpa_priv_cmd(drv, PRIVSEP_CMD_ASSOCIATE, data, buflen, 2628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt NULL, NULL); 2638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(data); 2648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res; 2668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_get_bssid(void *priv, u8 *bssid) 2708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 2728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 2738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len = ETH_ALEN; 2748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = wpa_priv_cmd(drv, PRIVSEP_CMD_GET_BSSID, NULL, 0, bssid, &len); 2768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || len != ETH_ALEN) 2778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 2788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 2798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_get_ssid(void *priv, u8 *ssid) 2838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 2858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res, ssid_len; 2868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 reply[sizeof(int) + 32]; 2878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len = sizeof(reply); 2888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = wpa_priv_cmd(drv, PRIVSEP_CMD_GET_SSID, NULL, 0, reply, &len); 2908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || len < sizeof(int)) 2918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 2928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&ssid_len, reply, sizeof(int)); 2938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ssid_len < 0 || ssid_len > 32 || sizeof(int) + ssid_len > len) { 2948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "privsep: Invalid get SSID reply"); 2958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 2968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(ssid, &reply[sizeof(int)], ssid_len); 2988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ssid_len; 2998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_deauthenticate(void *priv, const u8 *addr, 3038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int reason_code) 3048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt //struct wpa_driver_privsep_data *drv = priv; 3068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s addr=" MACSTR " reason_code=%d", 3078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt __func__, MAC2STR(addr), reason_code); 3088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s - TODO", __func__); 3098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 3108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_disassociate(void *priv, const u8 *addr, 3148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int reason_code) 3158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt //struct wpa_driver_privsep_data *drv = priv; 3178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s addr=" MACSTR " reason_code=%d", 3188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt __func__, MAC2STR(addr), reason_code); 3198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s - TODO", __func__); 3208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 3218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_event_assoc(void *ctx, 3258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum wpa_event_type event, 3268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *buf, size_t len) 3278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data data; 3298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int inc_data = 0; 3308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *pos, *end; 3318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ie_len; 3328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 3348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = buf; 3368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt end = buf + len; 3378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (end - pos < (int) sizeof(int)) 3398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&ie_len, pos, sizeof(int)); 3418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += sizeof(int); 3428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ie_len < 0 || ie_len > end - pos) 3438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ie_len) { 3458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.assoc_info.req_ies = pos; 3468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.assoc_info.req_ies_len = ie_len; 3478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += ie_len; 3488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt inc_data = 1; 3498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(ctx, event, inc_data ? &data : NULL); 3528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_event_interface_status(void *ctx, u8 *buf, 3568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len) 3578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data data; 3598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ievent; 3608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < sizeof(int) || 3628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len - sizeof(int) > sizeof(data.interface_status.ifname)) 3638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&ievent, buf, sizeof(int)); 3668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 3688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.interface_status.ievent = ievent; 3698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(data.interface_status.ifname, buf + sizeof(int), 3708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len - sizeof(int)); 3718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(ctx, EVENT_INTERFACE_STATUS, &data); 3728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_event_michael_mic_failure( 3768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *ctx, u8 *buf, size_t len) 3778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data data; 3798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len != sizeof(int)) 3818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 3848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&data.michael_mic_failure.unicast, buf, sizeof(int)); 3858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(ctx, EVENT_MICHAEL_MIC_FAILURE, &data); 3868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_event_pmkid_candidate(void *ctx, u8 *buf, 3908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len) 3918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data data; 3938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len != sizeof(struct pmkid_candidate)) 3958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 3988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&data.pmkid_candidate, buf, len); 3998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(ctx, EVENT_PMKID_CANDIDATE, &data); 4008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_event_stkstart(void *ctx, u8 *buf, size_t len) 4048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data data; 4068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len != ETH_ALEN) 4088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 4098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 4118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(data.stkstart.peer, buf, ETH_ALEN); 4128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(ctx, EVENT_STKSTART, &data); 4138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_event_ft_response(void *ctx, u8 *buf, 4178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len) 4188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data data; 4208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < sizeof(int) + ETH_ALEN) 4228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 4238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 4258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&data.ft_ies.ft_action, buf, sizeof(int)); 4268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(data.ft_ies.target_ap, buf + sizeof(int), ETH_ALEN); 4278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.ft_ies.ies = buf + sizeof(int) + ETH_ALEN; 4288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.ft_ies.ies_len = len - sizeof(int) - ETH_ALEN; 4298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(ctx, EVENT_FT_RESPONSE, &data); 4308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_event_rx_eapol(void *ctx, u8 *buf, size_t len) 4348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < ETH_ALEN) 4368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 4378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv_event_eapol_rx(ctx, buf, buf + ETH_ALEN, len - ETH_ALEN); 4388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_receive(int sock, void *eloop_ctx, 4428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *sock_ctx) 4438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = eloop_ctx; 4458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *buf, *event_buf; 4468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t event_len; 4478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res, event; 4488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum privsep_event e; 4498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sockaddr_un from; 4508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt socklen_t fromlen = sizeof(from); 4518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const size_t buflen = 2000; 4528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf = os_malloc(buflen); 4548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (buf == NULL) 4558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 4568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = recvfrom(sock, buf, buflen, 0, 4578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (struct sockaddr *) &from, &fromlen); 4588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0) { 4598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("recvfrom(priv_socket)"); 4608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 4618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 4628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "privsep_driver: received %u bytes", res); 4658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < (int) sizeof(int)) { 4678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Too short event message (len=%d)", res); 4688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 4698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&event, buf, sizeof(int)); 4728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_buf = &buf[sizeof(int)]; 4738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_len = res - sizeof(int); 4748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "privsep: Event %d received (len=%lu)", 4758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event, (unsigned long) event_len); 4768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt e = event; 4788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (e) { 4798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_SCAN_RESULTS: 4808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, NULL); 4818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_ASSOC: 4838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_privsep_event_assoc(drv->ctx, EVENT_ASSOC, 4848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_buf, event_len); 4858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_DISASSOC: 4878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL); 4888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_ASSOCINFO: 4908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_privsep_event_assoc(drv->ctx, EVENT_ASSOCINFO, 4918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_buf, event_len); 4928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_MICHAEL_MIC_FAILURE: 4948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_privsep_event_michael_mic_failure( 4958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->ctx, event_buf, event_len); 4968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_INTERFACE_STATUS: 4988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_privsep_event_interface_status(drv->ctx, event_buf, 4998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_len); 5008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_PMKID_CANDIDATE: 5028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_privsep_event_pmkid_candidate(drv->ctx, event_buf, 5038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_len); 5048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_STKSTART: 5068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_privsep_event_stkstart(drv->ctx, event_buf, 5078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_len); 5088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_FT_RESPONSE: 5108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_privsep_event_ft_response(drv->ctx, event_buf, 5118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_len); 5128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_RX_EAPOL: 5148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_privsep_event_rx_eapol(drv->ctx, event_buf, 5158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_len); 5168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 5208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void * wpa_driver_privsep_init(void *ctx, const char *ifname) 5248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv; 5268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv = os_zalloc(sizeof(*drv)); 5288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv == NULL) 5298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 5308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->ctx = ctx; 5318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->priv_socket = -1; 5328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->cmd_socket = -1; 5338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname)); 5348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return drv; 5368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_deinit(void *priv) 5408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 5428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->priv_socket >= 0) { 5448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_priv_reg_cmd(drv, PRIVSEP_CMD_UNREGISTER); 5458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_unregister_read_sock(drv->priv_socket); 5468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt close(drv->priv_socket); 5478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->own_socket_path) { 5508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unlink(drv->own_socket_path); 5518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->own_socket_path); 5528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->cmd_socket >= 0) { 5558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_unregister_read_sock(drv->cmd_socket); 5568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt close(drv->cmd_socket); 5578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->own_cmd_path) { 5608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unlink(drv->own_cmd_path); 5618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->own_cmd_path); 5628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv); 5658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_set_param(void *priv, const char *param) 5698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 5718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const char *pos; 5728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *own_dir, *priv_dir; 5738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt static unsigned int counter = 0; 5748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len; 5758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sockaddr_un addr; 5768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s: param='%s'", __func__, param); 5788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (param == NULL) 5798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = NULL; 5808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 5818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = os_strstr(param, "own_dir="); 5828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (pos) { 5838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *end; 5848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt own_dir = os_strdup(pos + 8); 5858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (own_dir == NULL) 5868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 5878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt end = os_strchr(own_dir, ' '); 5888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (end) 5898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *end = '\0'; 5908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 5918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt own_dir = os_strdup("/tmp"); 5928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (own_dir == NULL) 5938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 5948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (param == NULL) 5978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = NULL; 5988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 5998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = os_strstr(param, "priv_dir="); 6008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (pos) { 6018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *end; 6028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt priv_dir = os_strdup(pos + 9); 6038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (priv_dir == NULL) { 6048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(own_dir); 6058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt end = os_strchr(priv_dir, ' '); 6088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (end) 6098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *end = '\0'; 6108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 6118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt priv_dir = os_strdup("/var/run/wpa_priv"); 6128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (priv_dir == NULL) { 6138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(own_dir); 6148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len = os_strlen(own_dir) + 50; 6198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->own_socket_path = os_malloc(len); 6208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->own_socket_path == NULL) { 6218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(priv_dir); 6228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(own_dir); 6238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_snprintf(drv->own_socket_path, len, "%s/wpa_privsep-%d-%d", 6268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt own_dir, getpid(), counter++); 6278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len = os_strlen(own_dir) + 50; 6298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->own_cmd_path = os_malloc(len); 6308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->own_cmd_path == NULL) { 6318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->own_socket_path); 6328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->own_socket_path = NULL; 6338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(priv_dir); 6348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(own_dir); 6358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_snprintf(drv->own_cmd_path, len, "%s/wpa_privsep-%d-%d", 6388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt own_dir, getpid(), counter++); 6398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(own_dir); 6418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->priv_addr.sun_family = AF_UNIX; 6438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_snprintf(drv->priv_addr.sun_path, sizeof(drv->priv_addr.sun_path), 6448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "%s/%s", priv_dir, drv->ifname); 6458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(priv_dir); 6468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->priv_socket = socket(PF_UNIX, SOCK_DGRAM, 0); 6488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->priv_socket < 0) { 6498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("socket(PF_UNIX)"); 6508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->own_socket_path); 6518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->own_socket_path = NULL; 6528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&addr, 0, sizeof(addr)); 6568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt addr.sun_family = AF_UNIX; 6578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(addr.sun_path, drv->own_socket_path, sizeof(addr.sun_path)); 6588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bind(drv->priv_socket, (struct sockaddr *) &addr, sizeof(addr)) < 6598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 0) { 6608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("bind(PF_UNIX)"); 6618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt close(drv->priv_socket); 6628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->priv_socket = -1; 6638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unlink(drv->own_socket_path); 6648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->own_socket_path); 6658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->own_socket_path = NULL; 6668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_read_sock(drv->priv_socket, wpa_driver_privsep_receive, 6708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv, NULL); 6718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->cmd_socket = socket(PF_UNIX, SOCK_DGRAM, 0); 6738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->cmd_socket < 0) { 6748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("socket(PF_UNIX)"); 6758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->own_cmd_path); 6768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->own_cmd_path = NULL; 6778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&addr, 0, sizeof(addr)); 6818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt addr.sun_family = AF_UNIX; 6828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(addr.sun_path, drv->own_cmd_path, sizeof(addr.sun_path)); 6838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bind(drv->cmd_socket, (struct sockaddr *) &addr, sizeof(addr)) < 0) 6848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt { 6858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("bind(PF_UNIX)"); 6868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt close(drv->cmd_socket); 6878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->cmd_socket = -1; 6888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unlink(drv->own_cmd_path); 6898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->own_cmd_path); 6908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->own_cmd_path = NULL; 6918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_priv_reg_cmd(drv, PRIVSEP_CMD_REGISTER) < 0) { 6958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_ERROR, "Failed to register with wpa_priv"); 6968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 7008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_get_capa(void *priv, 7048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_capa *capa) 7058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 7078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 7088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len = sizeof(*capa); 7098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = wpa_priv_cmd(drv, PRIVSEP_CMD_GET_CAPA, NULL, 0, capa, &len); 7118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || len != sizeof(*capa)) 7128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 7138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 7148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic const u8 * wpa_driver_privsep_get_mac_addr(void *priv) 7188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 7208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s", __func__); 7218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return drv->own_addr; 7228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_set_country(void *priv, const char *alpha2) 7268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 7288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s country='%s'", __func__, alpha2); 7298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return wpa_priv_cmd(drv, PRIVSEP_CMD_SET_COUNTRY, alpha2, 7308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlen(alpha2), NULL, NULL); 7318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct wpa_driver_ops wpa_driver_privsep_ops = { 7358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "privsep", 7368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "wpa_supplicant privilege separated driver", 7378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .get_bssid = wpa_driver_privsep_get_bssid, 7388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .get_ssid = wpa_driver_privsep_get_ssid, 7398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .set_key = wpa_driver_privsep_set_key, 7408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .init = wpa_driver_privsep_init, 7418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .deinit = wpa_driver_privsep_deinit, 7428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .set_param = wpa_driver_privsep_set_param, 7438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .scan2 = wpa_driver_privsep_scan, 7448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .deauthenticate = wpa_driver_privsep_deauthenticate, 7458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .disassociate = wpa_driver_privsep_disassociate, 7468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .associate = wpa_driver_privsep_associate, 7478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .get_capa = wpa_driver_privsep_get_capa, 7488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .get_mac_addr = wpa_driver_privsep_get_mac_addr, 7498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .get_scan_results2 = wpa_driver_privsep_get_scan_results2, 7508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .set_country = wpa_driver_privsep_set_country, 7518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt}; 7528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct wpa_driver_ops *wpa_drivers[] = 7558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt &wpa_driver_privsep_ops, 7578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt NULL 7588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt}; 759