mirror of
https://dev.iopsys.eu/bbf/icwmp.git
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123 lines
2.5 KiB
C
123 lines
2.5 KiB
C
/*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* Copyright (C) 2012-2014 PIVA SOFTWARE (www.pivasoftware.com)
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* Author: Imen Bhiri <imen.bhiri@pivasoftware.com>
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* Author: Feten Besbes <feten.besbes@pivasoftware.com>
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*/
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#include <arpa/inet.h>
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#include <glob.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <dirent.h>
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#include <sys/types.h>
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#include "dmcwmp.h"
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void compress_spaces(char *str)
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{
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char *dst = str;
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for (; *str; ++str) {
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*dst++ = *str;
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if (isspace(*str)) {
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do ++str;
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while (isspace(*str));
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--str;
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}
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}
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*dst = '\0';
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}
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char *cut_fx(char *str, char *delimiter, int occurence)
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{
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int i = 1;
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char *pch, *spch;
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pch = strtok_r(str, delimiter, &spch);
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while (pch != NULL && i<occurence) {
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i++;
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pch = strtok_r(NULL, delimiter, &spch);
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}
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return pch;
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}
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pid_t get_pid(char *pname)
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{
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DIR* dir;
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struct dirent* ent;
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char* endptr;
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char buf[512];
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if (!(dir = opendir("/proc"))) {
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return -1;
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}
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while((ent = readdir(dir)) != NULL) {
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long lpid = strtol(ent->d_name, &endptr, 10);
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if (*endptr != '\0') {
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continue;
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}
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snprintf(buf, sizeof(buf), "/proc/%ld/cmdline", lpid);
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FILE* fp = fopen(buf, "r");
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if (fp) {
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if (fgets(buf, sizeof(buf), fp) != NULL) {
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char* first = strtok(buf, " ");
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if (strstr(first, pname)) {
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fclose(fp);
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closedir(dir);
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return (pid_t)lpid;
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}
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}
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fclose(fp);
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}
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}
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closedir(dir);
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return -1;
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}
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int check_file(char *path)
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{
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glob_t globbuf;
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if(glob(path, 0, NULL, &globbuf) == 0) {
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globfree(&globbuf);
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return 1;
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}
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return 0;
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}
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char *cidr2netmask(int bits)
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{
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uint32_t mask;
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struct in_addr ip_addr;
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uint8_t u_bits = (uint8_t)bits;
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char *netmask;
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char tmp[32] = {0};
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mask = ((0xFFFFFFFFUL << (32 - u_bits)) & 0xFFFFFFFFUL);
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mask = htonl(mask);
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ip_addr.s_addr = mask;
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return inet_ntoa(ip_addr);
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}
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void remove_substring(char *s, const char *str_remove)
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{
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int len = strlen(str_remove);
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while (s = strstr(s, str_remove)) {
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memmove(s, s+len, 1+strlen(s+len));
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}
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}
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bool is_strword_in_optionvalue(char *optionvalue, char *str)
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{
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int len;
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char *s = optionvalue;
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while ((s = strstr(s, str))) {
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len = strlen(str); //should be inside while, optimization reason
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if(s[len] == '\0' || s[len] == ' ')
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return true;
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s++;
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}
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return false;
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}
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