openvpn.c

#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include <unistd.h>


void find_openvpn(char *path)
{
    char *openvpn_paths[4] = {
        "/usr/bin/openvpn",
        "/usr/sbin/openvpn",
        "/usr/local/bin/openvpn",
        "/usr/local/sbin/openvpn"
    };
    for (int i = 0; i < sizeof(openvpn_paths) / sizeof(openvpn_paths); i++)
    {
        if( access(openvpn_paths[i], F_OK) != -1) {
            strcpy(path, openvpn_paths[i]);
            break;
        }
    }
}

bool spawn_openvpn(char openvpn_config[])
{
    char openvpn_path[50];
    find_openvpn(openvpn_path);
    printf("Found OpenVPN path: %s\n", openvpn_path);

    if (openvpn_config == NULL) {
        printf("Please select a config path\n");
        return false;
    } else {
        char *argv[3] = {
            openvpn_path,
            openvpn_config
        };
        printf("Spawning openvpn: %s %s %s\n", argv[0], argv[1], argv[2]);
        execv(openvpn_path, argv);
        return true;
    }
}

void *terminate_openvpn()
{
    //kill(openvpn_pid);
}