From 97ff66522c098ddd8f0c106deae1c5065cdb5920 Mon Sep 17 00:00:00 2001 From: Quentin Rameau Date: Mon, 30 Apr 2018 15:14:39 +0200 Subject: wifi: OS split --- components/wifi.c | 92 ------------------------------------------------------- 1 file changed, 92 deletions(-) delete mode 100644 components/wifi.c (limited to 'components/wifi.c') diff --git a/components/wifi.c b/components/wifi.c deleted file mode 100644 index 388a30d..0000000 --- a/components/wifi.c +++ /dev/null @@ -1,92 +0,0 @@ -/* See LICENSE file for copyright and license details. */ -#if defined(__linux__) -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "../util.h" - -const char * -wifi_perc(const char *iface) -{ - int i, cur; - float perc; - int total = 70; /* the max of /proc/net/wireless */ - char *p, *datastart; - char path[PATH_MAX]; - char status[5]; - FILE *fp; - - snprintf(path, sizeof(path), "%s%s%s", "/sys/class/net/", iface, "/operstate"); - fp = fopen(path, "r"); - if (fp == NULL) { - fprintf(stderr, "fopen '%s': %s\n", path, strerror(errno)); - return NULL; - } - p = fgets(status, 5, fp); - fclose(fp); - if(!p || strcmp(status, "up\n") != 0) { - return NULL; - } - - fp = fopen("/proc/net/wireless", "r"); - if (fp == NULL) { - fprintf(stderr, "fopen '/proc/net/wireless': %s\n", strerror(errno)); - return NULL; - } - - for (i = 0; i < 3; i++) { - if (!(p = fgets(buf, sizeof(buf) - 1, fp))) - break; - } - fclose(fp); - if (i < 2 || !p) - return NULL; - - if ((datastart = strstr(buf, iface)) == NULL) - return NULL; - - datastart = (datastart+(strlen(iface)+1)); - sscanf(datastart + 1, " %*d %d %*d %*d %*d %*d %*d %*d %*d %*d", &cur); - - perc = (float)cur / total * 100.0; - - return bprintf("%.0f", perc); -} - -const char * -wifi_essid(const char *iface) -{ - static char id[IW_ESSID_MAX_SIZE+1]; - int sockfd = socket(AF_INET, SOCK_DGRAM, 0); - struct iwreq wreq; - - memset(&wreq, 0, sizeof(struct iwreq)); - wreq.u.essid.length = IW_ESSID_MAX_SIZE+1; - snprintf(wreq.ifr_name, sizeof(wreq.ifr_name), "%s", iface); - - if (sockfd == -1) { - fprintf(stderr, "socket 'AF_INET': %s\n", strerror(errno)); - return NULL; - } - wreq.u.essid.pointer = id; - if (ioctl(sockfd,SIOCGIWESSID, &wreq) == -1) { - fprintf(stderr, "ioctl 'SIOCGIWESSID': %s\n", strerror(errno)); - close(sockfd); - return NULL; - } - - close(sockfd); - - if (strcmp(id, "") == 0) - return NULL; - else - return id; -} -#endif -- cgit v1.2.3