136 lines
3.3 KiB
C
136 lines
3.3 KiB
C
/*
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* runtool.m - Run an external program as root for networking
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* Copyright (C) 2010, Daniel Sumorok
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*
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* Basilisk II (C) 1997-2008 Christian Bauer
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*
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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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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <net/if_dl.h>
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#include <ifaddrs.h>
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#include <errno.h>
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#include <unistd.h>
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#include <net/if.h>
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#include <sys/time.h>
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#include <sys/ioctl.h>
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#include <net/bpf.h>
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#include <fcntl.h>
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#include <strings.h>
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#include <Carbon/Carbon.h>
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FILE * run_tool(const char *if_name, const char *tool_name);
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FILE * run_tool(const char *if_name, const char *tool_name)
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{
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OSStatus auth_status;
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FILE *fp = NULL;
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char *args[] = {NULL, NULL, NULL};
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char path_buffer[256];
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AuthorizationFlags auth_flags;
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AuthorizationRef auth_ref;
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AuthorizationItem auth_items[1];
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AuthorizationRights auth_rights;
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CFBundleRef bundle_ref;
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CFURLRef url_ref;
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CFStringRef path_str;
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CFStringRef tool_name_str;
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char c;
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bundle_ref = CFBundleGetMainBundle();
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if(bundle_ref == NULL) {
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return NULL;
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}
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tool_name_str = CFStringCreateWithCString(NULL, tool_name,
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kCFStringEncodingUTF8);
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url_ref = CFBundleCopyResourceURL(bundle_ref, tool_name_str,
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NULL, NULL);
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CFRelease(tool_name_str);
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if(url_ref == NULL) {
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return NULL;
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}
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path_str = CFURLCopyFileSystemPath(url_ref, kCFURLPOSIXPathStyle);
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CFRelease(url_ref);
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if(path_str == NULL) {
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return NULL;
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}
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if(!CFStringGetCString(path_str, path_buffer, sizeof(path_buffer),
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kCFStringEncodingUTF8)) {
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CFRelease(path_str);
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return NULL;
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}
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CFRelease(path_str);
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args[0] = (char *)tool_name;
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args[1] = (char *)if_name;
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auth_flags = kAuthorizationFlagExtendRights |
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kAuthorizationFlagInteractionAllowed |
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kAuthorizationFlagPreAuthorize;
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auth_items[0].name = "system.privilege.admin";
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auth_items[0].valueLength = 0;
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auth_items[0].value = NULL;
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auth_items[0].flags = 0;
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auth_rights.count = sizeof (auth_items) / sizeof (auth_items[0]);
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auth_rights.items = auth_items;
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auth_status = AuthorizationCreate(&auth_rights,
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kAuthorizationEmptyEnvironment,
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auth_flags,
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&auth_ref);
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if (auth_status != errAuthorizationSuccess) {
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fprintf(stderr, "%s: AuthorizationCreate() failed.\n",
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__func__);
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return NULL;
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}
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auth_status = AuthorizationExecuteWithPrivileges(auth_ref,
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path_buffer,
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kAuthorizationFlagDefaults,
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args + 1,
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&fp);
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if (auth_status != errAuthorizationSuccess) {
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fprintf(stderr, "%s: AuthorizationExecWithPrivileges() failed.\n",
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__func__);
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return NULL;
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}
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if(fread(&c, 1, 1, fp) != 1) {
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fclose(fp);
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return NULL;
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}
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return fp;
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}
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