/* * ftphelper * * Copyright (C) 2012 Jonathan McCrohan * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ // gcc ftphelper.c -o ftphelper `pkg-config --libs --cflags libconfig` #include #include #include #include #include #include #include char *mac_address() { int s; struct ifreq ifr; s = socket(PF_INET, SOCK_DGRAM, 0); memset(&ifr, 0x00, sizeof(ifr)); strcpy(ifr.ifr_name, "eth0"); ioctl(s, SIOCGIFHWADDR, &ifr); close(s); static char mac_address[12]; sprintf(mac_address, "%.2X%.2X%.2X%.2X%.2X%.2X", (unsigned char) ifr.ifr_hwaddr.sa_data[0], (unsigned char) ifr.ifr_hwaddr.sa_data[1], (unsigned char) ifr.ifr_hwaddr.sa_data[2], (unsigned char) ifr.ifr_hwaddr.sa_data[3], (unsigned char) ifr.ifr_hwaddr.sa_data[4], (unsigned char) ifr.ifr_hwaddr.sa_data[5]); return mac_address; } int main(int argc, char *argv[]) { if (argc == 1) { return 0; } if (strcmp(argv[1], "--mac") == 0) { printf("%s", mac_address()); return 0; } const char *configfile = "/etc/modbuslog.cfg"; config_t cfg; const char *ftp_server; const char *ftp_username; const char *ftp_password; const char *ftp_directory; config_init(&cfg); if (!config_read_file(&cfg, configfile)) { fprintf(stderr, "%s:%d - %s\n", config_error_file(&cfg), config_error_line(&cfg), config_error_text(&cfg)); config_destroy(&cfg); fprintf(stderr, "Unable to find configfile.\n"); return 1; } if (!(config_lookup_string(&cfg, "ftp.server", &ftp_server) && config_lookup_string(&cfg, "ftp.username", &ftp_username) && config_lookup_string(&cfg, "ftp.password", &ftp_password) && config_lookup_string(&cfg, "ftp.directory", &ftp_directory))) { fprintf(stderr, "Incomplete ftp configuration. Check configuration file.\n"); return 1; } if (strcmp(argv[1], "--server") == 0) { printf("%s", ftp_server); return 0; } if (strcmp(argv[1], "--username") == 0) { printf("%s", ftp_username); return 0; } if (strcmp(argv[1], "--password") == 0) { printf("%s", ftp_password); return 0; } if (strcmp(argv[1], "--directory") == 0) { printf("%s", ftp_directory); return 0; } } rs'>