/* * print scan cache * print partial iscan_skip list differently */ int dhd_iscan_print_cache(iscan_buf_t *iscan_skip) { int i = 0, l = 0; iscan_buf_t *iscan_cur; wl_iscan_results_t *list; wl_scan_results_t *results; wl_bss_info_t UNALIGNED *bi; dhd_iscan_lock(); iscan_cur = dhd_iscan_result_buf(); while (iscan_cur) { list = (wl_iscan_results_t *)iscan_cur->iscan_buf; if (!list) break; results = (wl_scan_results_t *)&list->results; if (!results) break; if (results->version != WL_BSS_INFO_VERSION) { DHD_ISCAN(("%s: results->version %d != " "WL_BSS_INFO_VERSION\n", __func__, results->version)); goto done; } bi = results->bss_info; for (i = 0; i < results->count; i++) { if (!bi) break; DHD_ISCAN(("%s[%2.2d:%2.2d] %X:%X:%X:%X:%X:%X\n", iscan_cur != iscan_skip ? "BSS" : "bss", l, i, bi->BSSID.octet[0], bi->BSSID.octet[1], bi->BSSID.octet[2], bi->BSSID.octet[3], bi->BSSID.octet[4], bi->BSSID.octet[5])); bi = (wl_bss_info_t *)((unsigned long)bi + bi->length); } iscan_cur = iscan_cur->next; l++; } done: dhd_iscan_unlock(); return 0; }
/* * delete disappeared AP from specific scan cache */ int dhd_iscan_delete_bss(/* TBD void *dhdp, */ void *addr) { int i = 0, j = 0, l = 0; iscan_buf_t *iscan_cur; wl_iscan_results_t *list; wl_scan_results_t *results; wl_bss_info_t UNALIGNED *bi, *bi_new, *bi_next; uchar *s_addr = addr; DHD_TRACE(("%s: Entered\n", __FUNCTION__)); dhd_iscan_lock(); DHD_TRACE(("%s: BSS to remove %X:%X:%X:%X:%X:%X\n", __FUNCTION__, s_addr[0], s_addr[1], s_addr[2], s_addr[3], s_addr[4], s_addr[5])); DHD_TRACE(("%s: Scan cache before delete\n", __FUNCTION__)); iscan_cur = dhd_iscan_result_buf(); while (iscan_cur) { list = (wl_iscan_results_t *)iscan_cur->iscan_buf; if (!list) break; results = (wl_scan_results_t *)&list->results; if (!results) break; if (results->version != WL_BSS_INFO_VERSION) { DHD_ERROR(("%s: results->version %d != WL_BSS_INFO_VERSION\n", __FUNCTION__, results->version)); goto done; } bi = results->bss_info; for (i = 0; i < results->count; i++) { if (!bi) break; if (!memcmp(bi->BSSID.octet, addr, ETHER_ADDR_LEN)) { DHD_TRACE(("%s: Del BSS[%2.2d:%2.2d] %X:%X:%X:%X:%X:%X\n", __FUNCTION__, l, i, bi->BSSID.octet[0], bi->BSSID.octet[1], bi->BSSID.octet[2], bi->BSSID.octet[3], bi->BSSID.octet[4], bi->BSSID.octet[5])); bi_new = bi; bi = (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length)); for (j = i; j < results->count; j++) { DHD_TRACE(("%s: Moved up BSS[%2.2d:%2.2d]" " %X:%X:%X:%X:%X:%X\n", __FUNCTION__, l, j, bi->BSSID.octet[0], bi->BSSID.octet[1], bi->BSSID.octet[2], bi->BSSID.octet[3], bi->BSSID.octet[4], bi->BSSID.octet[5])); bi_next = (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length)); bcopy(bi, bi_new, dtoh32(bi->length)); bi_new = (wl_bss_info_t *)((uintptr)bi_new + dtoh32(bi_new->length)); bi = bi_next; } results->count--; if (results->count == 0) { /* Prune now empty partial scan list */ goto done; } break; } bi = (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length)); } iscan_cur = iscan_cur->next; l++; } done: DHD_TRACE(("%s: Scan cache after delete\n", __FUNCTION__)); dhd_iscan_unlock(); return 0; }
/* * delete disappeared AP from specific scan cache but skip partial list in iscan_skip */ int dhd_iscan_delete_bss(void *dhdp, void *addr, iscan_buf_t *iscan_skip) { int i = 0, j = 0, l = 0; iscan_buf_t *iscan_cur; wl_iscan_results_t *list; wl_scan_results_t *results; wl_bss_info_t UNALIGNED *bi, *bi_new, *bi_next; uchar *s_addr = addr; dhd_iscan_lock(); DHD_TRACE(("%s: BSS to remove %X:%X:%X:%X:%X:%X\n", __FUNCTION__, s_addr[0], s_addr[1], s_addr[2], s_addr[3], s_addr[4], s_addr[5])); iscan_cur = dhd_iscan_result_buf(); while (iscan_cur) { if (iscan_cur != iscan_skip) { list = (wl_iscan_results_t *)iscan_cur->iscan_buf; if (!list) break; results = (wl_scan_results_t *)&list->results; if (!results) break; if (results->version != WL_BSS_INFO_VERSION) { DHD_ERROR(("%s: results->version %d != WL_BSS_INFO_VERSION\n", __FUNCTION__, results->version)); goto done; } bi = results->bss_info; for (i = 0; i < results->count; i++) { if (!bi) break; if (!memcmp(bi->BSSID.octet, addr, ETHER_ADDR_LEN)) { DHD_ERROR(("%s: Del BSS[%2.2d:%2.2d] %X:%X:%X:%X:%X:%X\n", \ __FUNCTION__, l, i, bi->BSSID.octet[0], \ bi->BSSID.octet[1], bi->BSSID.octet[2], \ bi->BSSID.octet[3], bi->BSSID.octet[4], \ bi->BSSID.octet[5])); bi_new = bi; bi = (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length)); /* if(bi && bi_new) { bcopy(bi, bi_new, results->buflen - dtoh32(bi_new->length)); results->buflen -= dtoh32(bi_new->length); } */ results->buflen -= dtoh32(bi_new->length); results->count--; for (j = i; j < results->count; j++) { if (bi && bi_new) { DHD_TRACE(("%s: Moved up BSS[%2.2d:%2.2d] \ %X:%X:%X:%X:%X:%X\n", __FUNCTION__, l, j, bi->BSSID.octet[0], bi->BSSID.octet[1], bi->BSSID.octet[2], bi->BSSID.octet[3], bi->BSSID.octet[4], bi->BSSID.octet[5])); bi_next = (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length)); bcopy(bi, bi_new, dtoh32(bi->length)); bi_new = (wl_bss_info_t *)((uintptr)bi_new + dtoh32(bi_new->length)); bi = bi_next; } } if (results->count == 0) { /* Prune now empty partial scan list */ dhd_iscan_free_buf(dhdp, iscan_cur); goto done; } break; } bi = (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length)); }
/* * delete disappeared AP from specific scan cache but skip partial * list in iscan_skip */ int dhd_iscan_delete_bss(void *dhdp, void *addr, iscan_buf_t *iscan_skip) { int i = 0, j = 0, l = 0; iscan_buf_t *iscan_cur; wl_iscan_results_t *list; wl_scan_results_t *results; wl_bss_info_t UNALIGNED *bi, *bi_new, *bi_next; unsigned char *s_addr = addr; dhd_iscan_lock(); DHD_ISCAN(("%s: BSS to remove %X:%X:%X:%X:%X:%X\n", __func__, s_addr[0], s_addr[1], s_addr[2], s_addr[3], s_addr[4], s_addr[5])); iscan_cur = dhd_iscan_result_buf(); while (iscan_cur) { if (iscan_cur != iscan_skip) { list = (wl_iscan_results_t *)iscan_cur->iscan_buf; if (!list) break; results = (wl_scan_results_t *)&list->results; if (!results) break; if (results->version != WL_BSS_INFO_VERSION) { DHD_ERROR(("%s: results->version %d != " "WL_BSS_INFO_VERSION\n", __func__, results->version)); goto done; } bi = results->bss_info; for (i = 0; i < results->count; i++) { if (!bi) break; if (!memcmp (bi->BSSID.octet, addr, ETH_ALEN)) { DHD_ISCAN(("%s: Del BSS[%2.2d:%2.2d] " "%X:%X:%X:%X:%X:%X\n", __func__, l, i, bi->BSSID.octet[0], bi->BSSID.octet[1], bi->BSSID.octet[2], bi->BSSID.octet[3], bi->BSSID.octet[4], bi->BSSID.octet[5])); bi_new = bi; bi = (wl_bss_info_t *)((unsigned long) bi + bi->length); /* if(bi && bi_new) { memcpy(bi_new, bi, results->buflen - bi_new->length); results->buflen -= bi_new->length; } */ results->buflen -= bi_new->length; results->count--; for (j = i; j < results->count; j++) { if (bi && bi_new) { DHD_ISCAN(("%s: Moved up BSS[%2.2d:%2.2d]" "%X:%X:%X:%X:%X:%X\n", __func__, l, j, bi->BSSID.octet[0], bi->BSSID.octet[1], bi->BSSID.octet[2], bi->BSSID.octet[3], bi->BSSID.octet[4], bi->BSSID.octet[5])); bi_next = (wl_bss_info_t *)((unsigned long)bi + bi->length); memcpy(bi_new, bi, bi->length); bi_new = (wl_bss_info_t *)((unsigned long)bi_new + bi_new-> length); bi = bi_next; } } if (results->count == 0) { /* Prune now empty partial scan list */ dhd_iscan_free_buf(dhdp, iscan_cur); goto done; } break; } bi = (wl_bss_info_t *)((unsigned long)bi + bi->length); } } iscan_cur = iscan_cur->next; l++; } done: dhd_iscan_unlock(); return 0; }