18d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 28d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * WPA Supplicant - privilege separated driver interface 38d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Copyright (c) 2007-2009, Jouni Malinen <j@w1.fi> 48d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 5c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * This software may be distributed under the terms of the BSD license. 6c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * See README for more details. 78d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 88d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 98d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "includes.h" 108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <sys/un.h> 118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common.h" 138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "driver.h" 148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "eloop.h" 158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common/privsep_commands.h" 168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct wpa_driver_privsep_data { 198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *ctx; 208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 own_addr[ETH_ALEN]; 218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int priv_socket; 228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *own_socket_path; 238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int cmd_socket; 248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *own_cmd_path; 258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sockaddr_un priv_addr; 268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char ifname[16]; 278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt}; 288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_priv_reg_cmd(struct wpa_driver_privsep_data *drv, int cmd) 318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = sendto(drv->priv_socket, &cmd, sizeof(cmd), 0, 358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (struct sockaddr *) &drv->priv_addr, 368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(drv->priv_addr)); 378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0) 386c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt wpa_printf(MSG_ERROR, "sendto: %s", strerror(errno)); 398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res < 0 ? -1 : 0; 408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_priv_cmd(struct wpa_driver_privsep_data *drv, int cmd, 448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const void *data, size_t data_len, 458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *reply, size_t *reply_len) 468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct msghdr msg; 488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iovec io[2]; 498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt io[0].iov_base = &cmd; 518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt io[0].iov_len = sizeof(cmd); 528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt io[1].iov_base = (u8 *) data; 538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt io[1].iov_len = data_len; 548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.msg_iov = io; 578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.msg_iovlen = data ? 2 : 1; 588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.msg_name = &drv->priv_addr; 598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.msg_namelen = sizeof(drv->priv_addr); 608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sendmsg(drv->cmd_socket, &msg, 0) < 0) { 626c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt wpa_printf(MSG_ERROR, "sendmsg(cmd_socket): %s", 636c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt strerror(errno)); 648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (reply) { 688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt fd_set rfds; 698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct timeval tv; 708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt FD_ZERO(&rfds); 738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt FD_SET(drv->cmd_socket, &rfds); 748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tv.tv_sec = 5; 758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tv.tv_usec = 0; 768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = select(drv->cmd_socket + 1, &rfds, NULL, NULL, &tv); 778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 && errno != EINTR) { 786c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt wpa_printf(MSG_ERROR, "select: %s", strerror(errno)); 798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (FD_ISSET(drv->cmd_socket, &rfds)) { 838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = recv(drv->cmd_socket, reply, *reply_len, 0); 848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0) { 856c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt wpa_printf(MSG_ERROR, "recv: %s", 866c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt strerror(errno)); 878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *reply_len = res; 908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "PRIVSEP: Timeout while waiting " 928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "for reply (cmd=%d)", cmd); 938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_scan(void *priv, 1028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_scan_params *params) 1038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 1058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ssid = params->ssids[0].ssid; 1068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t ssid_len = params->ssids[0].ssid_len; 1078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s: priv=%p", __func__, priv); 1088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return wpa_priv_cmd(drv, PRIVSEP_CMD_SCAN, ssid, ssid_len, 1098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt NULL, NULL); 1108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic struct wpa_scan_results * 1148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtwpa_driver_privsep_get_scan_results2(void *priv) 1158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 1178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res, num; 1188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *buf, *pos, *end; 1198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t reply_len = 60000; 1208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_scan_results *results; 1218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_scan_res *r; 1228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf = os_malloc(reply_len); 1248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (buf == NULL) 1258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 1268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = wpa_priv_cmd(drv, PRIVSEP_CMD_GET_SCAN_RESULTS, 1278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt NULL, 0, buf, &reply_len); 1288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0) { 1298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 1308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 1318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "privsep: Received %lu bytes of scan results", 1348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (unsigned long) reply_len); 1358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (reply_len < sizeof(int)) { 1368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "privsep: Invalid scan result len %lu", 1378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (unsigned long) reply_len); 1388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 1398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 1408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = buf; 1438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt end = buf + reply_len; 1448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&num, pos, sizeof(int)); 1458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (num < 0 || num > 1000) { 1468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 1478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 1488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += sizeof(int); 1508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt results = os_zalloc(sizeof(*results)); 1528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (results == NULL) { 1538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 1548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 1558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt results->res = os_calloc(num, sizeof(struct wpa_scan_res *)); 1588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (results->res == NULL) { 1598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(results); 1608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 1618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 1628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (results->num < (size_t) num && pos + sizeof(int) < end) { 1658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int len; 1668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&len, pos, sizeof(int)); 1678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += sizeof(int); 1688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 0 || len > 10000 || pos + len > end) 1698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 1708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt r = os_malloc(len); 1728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (r == NULL) 1738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 1748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(r, pos, len); 1758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += len; 1768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sizeof(*r) + r->ie_len > (size_t) len) { 1778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(r); 1788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 1798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt results->res[results->num++] = r; 1828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 1858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return results; 1868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_set_key(const char *ifname, void *priv, 1908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum wpa_alg alg, const u8 *addr, 1918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int key_idx, int set_tx, 1928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *seq, size_t seq_len, 1938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *key, size_t key_len) 1948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 1968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct privsep_cmd_set_key cmd; 1978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s: priv=%p alg=%d key_idx=%d set_tx=%d", 1998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt __func__, priv, alg, key_idx, set_tx); 2008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&cmd, 0, sizeof(cmd)); 2028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cmd.alg = alg; 2038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (addr) 2048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(cmd.addr, addr, ETH_ALEN); 2058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 2068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(cmd.addr, 0xff, ETH_ALEN); 2078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cmd.key_idx = key_idx; 2088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cmd.set_tx = set_tx; 2098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (seq && seq_len > 0 && seq_len < sizeof(cmd.seq)) { 2108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(cmd.seq, seq, seq_len); 2118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cmd.seq_len = seq_len; 2128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (key && key_len > 0 && key_len < sizeof(cmd.key)) { 2148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(cmd.key, key, key_len); 2158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cmd.key_len = key_len; 2168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return wpa_priv_cmd(drv, PRIVSEP_CMD_SET_KEY, &cmd, sizeof(cmd), 2198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt NULL, NULL); 2208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_associate( 2248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *priv, struct wpa_driver_associate_params *params) 2258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 2278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct privsep_cmd_associate *data; 2288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 2298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t buflen; 2308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s: priv=%p freq=%d pairwise_suite=%d " 2328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "group_suite=%d key_mgmt_suite=%d auth_alg=%d mode=%d", 2336c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt __func__, priv, params->freq.freq, params->pairwise_suite, 2348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt params->group_suite, params->key_mgmt_suite, 2358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt params->auth_alg, params->mode); 2368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buflen = sizeof(*data) + params->wpa_ie_len; 2388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data = os_zalloc(buflen); 2398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (data == NULL) 2408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 2418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (params->bssid) 2438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(data->bssid, params->bssid, ETH_ALEN); 2448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(data->ssid, params->ssid, params->ssid_len); 2458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->ssid_len = params->ssid_len; 2466c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt data->hwmode = params->freq.mode; 2476c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt data->freq = params->freq.freq; 2486c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt data->channel = params->freq.channel; 2498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->pairwise_suite = params->pairwise_suite; 2508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->group_suite = params->group_suite; 2518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->key_mgmt_suite = params->key_mgmt_suite; 2528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->auth_alg = params->auth_alg; 2538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->mode = params->mode; 2548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data->wpa_ie_len = params->wpa_ie_len; 2558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (params->wpa_ie) 2568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(data + 1, params->wpa_ie, params->wpa_ie_len); 2578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: add support for other assoc parameters */ 2588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = wpa_priv_cmd(drv, PRIVSEP_CMD_ASSOCIATE, data, buflen, 2608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt NULL, NULL); 2618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(data); 2628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res; 2648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_get_bssid(void *priv, u8 *bssid) 2688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 2708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 2718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len = ETH_ALEN; 2728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = wpa_priv_cmd(drv, PRIVSEP_CMD_GET_BSSID, NULL, 0, bssid, &len); 2748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || len != ETH_ALEN) 2758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 2768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 2778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_get_ssid(void *priv, u8 *ssid) 2818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 2838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res, ssid_len; 2849d9e60286e05ae45025b672636490bd12586138dDmitry Shmidt u8 reply[sizeof(int) + SSID_MAX_LEN]; 2858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len = sizeof(reply); 2868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = wpa_priv_cmd(drv, PRIVSEP_CMD_GET_SSID, NULL, 0, reply, &len); 2888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || len < sizeof(int)) 2898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 2908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&ssid_len, reply, sizeof(int)); 2919d9e60286e05ae45025b672636490bd12586138dDmitry Shmidt if (ssid_len < 0 || ssid_len > SSID_MAX_LEN || 2929d9e60286e05ae45025b672636490bd12586138dDmitry Shmidt sizeof(int) + ssid_len > len) { 2938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "privsep: Invalid get SSID reply"); 2948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 2958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(ssid, &reply[sizeof(int)], ssid_len); 2978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ssid_len; 2988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_deauthenticate(void *priv, const u8 *addr, 3028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int reason_code) 3038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt //struct wpa_driver_privsep_data *drv = priv; 3058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s addr=" MACSTR " reason_code=%d", 3068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt __func__, MAC2STR(addr), reason_code); 3078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s - TODO", __func__); 3088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 3098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_event_assoc(void *ctx, 3138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum wpa_event_type event, 3148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *buf, size_t len) 3158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data data; 3178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int inc_data = 0; 3188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *pos, *end; 3198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ie_len; 3208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 3228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = buf; 3248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt end = buf + len; 3258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (end - pos < (int) sizeof(int)) 3278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&ie_len, pos, sizeof(int)); 3298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += sizeof(int); 3308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ie_len < 0 || ie_len > end - pos) 3318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ie_len) { 3338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.assoc_info.req_ies = pos; 3348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.assoc_info.req_ies_len = ie_len; 3358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += ie_len; 3368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt inc_data = 1; 3378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(ctx, event, inc_data ? &data : NULL); 3408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_event_interface_status(void *ctx, u8 *buf, 3448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len) 3458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data data; 3478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ievent; 3488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < sizeof(int) || 3508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len - sizeof(int) > sizeof(data.interface_status.ifname)) 3518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&ievent, buf, sizeof(int)); 3548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 3568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.interface_status.ievent = ievent; 3578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(data.interface_status.ifname, buf + sizeof(int), 3588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len - sizeof(int)); 3598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(ctx, EVENT_INTERFACE_STATUS, &data); 3608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_event_michael_mic_failure( 3648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *ctx, u8 *buf, size_t len) 3658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data data; 3678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len != sizeof(int)) 3698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 3728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&data.michael_mic_failure.unicast, buf, sizeof(int)); 3738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(ctx, EVENT_MICHAEL_MIC_FAILURE, &data); 3748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_event_pmkid_candidate(void *ctx, u8 *buf, 3788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len) 3798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data data; 3818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len != sizeof(struct pmkid_candidate)) 3838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 3868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&data.pmkid_candidate, buf, len); 3878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(ctx, EVENT_PMKID_CANDIDATE, &data); 3888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_event_stkstart(void *ctx, u8 *buf, size_t len) 3928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data data; 3948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len != ETH_ALEN) 3968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 3998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(data.stkstart.peer, buf, ETH_ALEN); 4008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(ctx, EVENT_STKSTART, &data); 4018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_event_ft_response(void *ctx, u8 *buf, 4058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len) 4068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data data; 4088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < sizeof(int) + ETH_ALEN) 4108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 4118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 4138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&data.ft_ies.ft_action, buf, sizeof(int)); 4148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(data.ft_ies.target_ap, buf + sizeof(int), ETH_ALEN); 4158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.ft_ies.ies = buf + sizeof(int) + ETH_ALEN; 4168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.ft_ies.ies_len = len - sizeof(int) - ETH_ALEN; 4178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(ctx, EVENT_FT_RESPONSE, &data); 4188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_event_rx_eapol(void *ctx, u8 *buf, size_t len) 4228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < ETH_ALEN) 4248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 4258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv_event_eapol_rx(ctx, buf, buf + ETH_ALEN, len - ETH_ALEN); 4268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_receive(int sock, void *eloop_ctx, 4308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *sock_ctx) 4318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = eloop_ctx; 4338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *buf, *event_buf; 4348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t event_len; 4358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res, event; 4368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum privsep_event e; 4378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sockaddr_un from; 4388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt socklen_t fromlen = sizeof(from); 4398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const size_t buflen = 2000; 4408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf = os_malloc(buflen); 4428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (buf == NULL) 4438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 4448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = recvfrom(sock, buf, buflen, 0, 4458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (struct sockaddr *) &from, &fromlen); 4468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0) { 4476c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt wpa_printf(MSG_ERROR, "recvfrom(priv_socket): %s", 4486c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt strerror(errno)); 4498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 4508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 4518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "privsep_driver: received %u bytes", res); 4548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < (int) sizeof(int)) { 4568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Too short event message (len=%d)", res); 4578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 4588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&event, buf, sizeof(int)); 4618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_buf = &buf[sizeof(int)]; 4628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_len = res - sizeof(int); 4638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "privsep: Event %d received (len=%lu)", 4648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event, (unsigned long) event_len); 4658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt e = event; 4678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (e) { 4688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_SCAN_RESULTS: 4698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, NULL); 4708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_ASSOC: 4728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_privsep_event_assoc(drv->ctx, EVENT_ASSOC, 4738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_buf, event_len); 4748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_DISASSOC: 4768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL); 4778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_ASSOCINFO: 4798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_privsep_event_assoc(drv->ctx, EVENT_ASSOCINFO, 4808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_buf, event_len); 4818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_MICHAEL_MIC_FAILURE: 4838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_privsep_event_michael_mic_failure( 4848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->ctx, event_buf, event_len); 4858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_INTERFACE_STATUS: 4878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_privsep_event_interface_status(drv->ctx, event_buf, 4888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_len); 4898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_PMKID_CANDIDATE: 4918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_privsep_event_pmkid_candidate(drv->ctx, event_buf, 4928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_len); 4938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_STKSTART: 4958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_privsep_event_stkstart(drv->ctx, event_buf, 4968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_len); 4978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_FT_RESPONSE: 4998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_privsep_event_ft_response(drv->ctx, event_buf, 5008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_len); 5018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case PRIVSEP_EVENT_RX_EAPOL: 5038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_privsep_event_rx_eapol(drv->ctx, event_buf, 5048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_len); 5058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 5098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void * wpa_driver_privsep_init(void *ctx, const char *ifname) 5138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv; 5158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv = os_zalloc(sizeof(*drv)); 5178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv == NULL) 5188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 5198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->ctx = ctx; 5208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->priv_socket = -1; 5218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->cmd_socket = -1; 5228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname)); 5238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return drv; 5258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_privsep_deinit(void *priv) 5298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 5318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->priv_socket >= 0) { 5338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_priv_reg_cmd(drv, PRIVSEP_CMD_UNREGISTER); 5348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_unregister_read_sock(drv->priv_socket); 5358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt close(drv->priv_socket); 5368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->own_socket_path) { 5398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unlink(drv->own_socket_path); 5408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->own_socket_path); 5418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->cmd_socket >= 0) { 5448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_unregister_read_sock(drv->cmd_socket); 5458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt close(drv->cmd_socket); 5468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->own_cmd_path) { 5498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unlink(drv->own_cmd_path); 5508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->own_cmd_path); 5518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv); 5548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_set_param(void *priv, const char *param) 5588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 5608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const char *pos; 5618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *own_dir, *priv_dir; 5628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt static unsigned int counter = 0; 5638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len; 5648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct sockaddr_un addr; 5658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s: param='%s'", __func__, param); 5678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (param == NULL) 5688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = NULL; 5698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 5708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = os_strstr(param, "own_dir="); 5718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (pos) { 5728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *end; 5738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt own_dir = os_strdup(pos + 8); 5748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (own_dir == NULL) 5758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 5768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt end = os_strchr(own_dir, ' '); 5778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (end) 5788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *end = '\0'; 5798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 5808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt own_dir = os_strdup("/tmp"); 5818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (own_dir == NULL) 5828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 5838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (param == NULL) 5868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = NULL; 5878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 5888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = os_strstr(param, "priv_dir="); 5898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (pos) { 5908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *end; 5918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt priv_dir = os_strdup(pos + 9); 5928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (priv_dir == NULL) { 5938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(own_dir); 5948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 5958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt end = os_strchr(priv_dir, ' '); 5978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (end) 5988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *end = '\0'; 5998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 6008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt priv_dir = os_strdup("/var/run/wpa_priv"); 6018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (priv_dir == NULL) { 6028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(own_dir); 6038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len = os_strlen(own_dir) + 50; 6088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->own_socket_path = os_malloc(len); 6098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->own_socket_path == NULL) { 6108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(priv_dir); 6118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(own_dir); 6128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_snprintf(drv->own_socket_path, len, "%s/wpa_privsep-%d-%d", 6158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt own_dir, getpid(), counter++); 6168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len = os_strlen(own_dir) + 50; 6188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->own_cmd_path = os_malloc(len); 6198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->own_cmd_path == NULL) { 6208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->own_socket_path); 6218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->own_socket_path = NULL; 6228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(priv_dir); 6238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(own_dir); 6248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_snprintf(drv->own_cmd_path, len, "%s/wpa_privsep-%d-%d", 6278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt own_dir, getpid(), counter++); 6288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(own_dir); 6308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->priv_addr.sun_family = AF_UNIX; 6328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_snprintf(drv->priv_addr.sun_path, sizeof(drv->priv_addr.sun_path), 6338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "%s/%s", priv_dir, drv->ifname); 6348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(priv_dir); 6358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->priv_socket = socket(PF_UNIX, SOCK_DGRAM, 0); 6378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->priv_socket < 0) { 6386c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt wpa_printf(MSG_ERROR, "socket(PF_UNIX): %s", strerror(errno)); 6398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->own_socket_path); 6408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->own_socket_path = NULL; 6418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&addr, 0, sizeof(addr)); 6458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt addr.sun_family = AF_UNIX; 6468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(addr.sun_path, drv->own_socket_path, sizeof(addr.sun_path)); 6478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bind(drv->priv_socket, (struct sockaddr *) &addr, sizeof(addr)) < 6488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 0) { 6496c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt wpa_printf(MSG_ERROR, 6506c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt "privsep-set-params priv-sock: bind(PF_UNIX): %s", 6516c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt strerror(errno)); 6528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt close(drv->priv_socket); 6538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->priv_socket = -1; 6548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unlink(drv->own_socket_path); 6558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->own_socket_path); 6568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->own_socket_path = NULL; 6578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_read_sock(drv->priv_socket, wpa_driver_privsep_receive, 6618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv, NULL); 6628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->cmd_socket = socket(PF_UNIX, SOCK_DGRAM, 0); 6648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->cmd_socket < 0) { 6656c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt wpa_printf(MSG_ERROR, "socket(PF_UNIX): %s", strerror(errno)); 6668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->own_cmd_path); 6678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->own_cmd_path = NULL; 6688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&addr, 0, sizeof(addr)); 6728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt addr.sun_family = AF_UNIX; 6738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(addr.sun_path, drv->own_cmd_path, sizeof(addr.sun_path)); 6748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bind(drv->cmd_socket, (struct sockaddr *) &addr, sizeof(addr)) < 0) 6758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt { 6766c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt wpa_printf(MSG_ERROR, 6776c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt "privsep-set-params cmd-sock: bind(PF_UNIX): %s", 6786c0da2bb83f6915d8260912362692d1a742e057bDmitry Shmidt strerror(errno)); 6798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt close(drv->cmd_socket); 6808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->cmd_socket = -1; 6818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unlink(drv->own_cmd_path); 6828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->own_cmd_path); 6838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->own_cmd_path = NULL; 6848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_priv_reg_cmd(drv, PRIVSEP_CMD_REGISTER) < 0) { 6888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_ERROR, "Failed to register with wpa_priv"); 6898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 6938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 6948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_get_capa(void *priv, 6978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_capa *capa) 6988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 6998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 7008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 7018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len = sizeof(*capa); 7028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = wpa_priv_cmd(drv, PRIVSEP_CMD_GET_CAPA, NULL, 0, capa, &len); 7048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || len != sizeof(*capa)) 7058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 7068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 7078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic const u8 * wpa_driver_privsep_get_mac_addr(void *priv) 7118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 7138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s", __func__); 7148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return drv->own_addr; 7158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_privsep_set_country(void *priv, const char *alpha2) 7198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_privsep_data *drv = priv; 7218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s country='%s'", __func__, alpha2); 7228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return wpa_priv_cmd(drv, PRIVSEP_CMD_SET_COUNTRY, alpha2, 7238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlen(alpha2), NULL, NULL); 7248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct wpa_driver_ops wpa_driver_privsep_ops = { 7288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "privsep", 7298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "wpa_supplicant privilege separated driver", 7308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .get_bssid = wpa_driver_privsep_get_bssid, 7318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .get_ssid = wpa_driver_privsep_get_ssid, 7328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .set_key = wpa_driver_privsep_set_key, 7338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .init = wpa_driver_privsep_init, 7348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .deinit = wpa_driver_privsep_deinit, 7358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .set_param = wpa_driver_privsep_set_param, 7368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .scan2 = wpa_driver_privsep_scan, 7378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .deauthenticate = wpa_driver_privsep_deauthenticate, 7388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .associate = wpa_driver_privsep_associate, 7398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .get_capa = wpa_driver_privsep_get_capa, 7408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .get_mac_addr = wpa_driver_privsep_get_mac_addr, 7418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .get_scan_results2 = wpa_driver_privsep_get_scan_results2, 7428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .set_country = wpa_driver_privsep_set_country, 7438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt}; 7448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7461d755d025b206e22b06aeb322e25a79f98ca7777Dmitry Shmidtconst struct wpa_driver_ops *const wpa_drivers[] = 7478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt &wpa_driver_privsep_ops, 7498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt NULL 7508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt}; 751