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vlmcsd.c
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#ifndef _CRT_SECURE_NO_WARNINGS
#define _CRT_SECURE_NO_WARNINGS
#endif
#ifndef CONFIG
#define CONFIG "config.h"
#endif // CONFIG
#include CONFIG
#if defined(USE_MSRPC) && !defined(_WIN32) && !defined(__CYGWIN__)
#error Microsoft RPC is only available on Windows and Cygwin
#endif
#if defined(USE_MSRPC) && defined(SIMPLE_SOCKETS)
#error You can only define either USE_MSRPC or SIMPLE_SOCKETS but not both
#endif
#if defined(NO_SOCKETS) && defined(USE_MSRPC)
#error Cannot use inetd mode with Microsoft RPC
#endif
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <stdint.h>
#if _MSC_VER
#include "wingetopt.h"
#endif
#ifndef _WIN32
#include <pwd.h>
#include <grp.h>
#include <sys/types.h>
#if !defined(NO_LIMIT) && !__minix__
#include <sys/ipc.h>
#if !__ANDROID__
#include <sys/shm.h>
#endif // !__ANDROID__
#endif // !defined(NO_LIMIT) && !__minix__
#include <sys/wait.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/stat.h>
#ifndef NO_LIMIT
#include <semaphore.h>
#endif // NO_LIMIT
#endif // !_WIN32
#if __APPLE__
#include <mach-o/dyld.h>
#endif // __APPLE__
#if __linux__ && defined(USE_AUXV)
#include <sys/auxv.h>
#endif
#if __FreeBSD__
#include <sys/sysctl.h>
#endif
#include "vlmcsd.h"
// ReSharper disable CppUnusedIncludeDirective
#include "endian.h"
// ReSharper restore CppUnusedIncludeDirective
#include "shared_globals.h"
#include "output.h"
#ifndef USE_MSRPC
#include "network.h"
#else // USE_MSRPC
#include "msrpc-server.h"
#endif // USE_MSRPC
#include "ntservice.h"
#include "helpers.h"
#ifndef NO_TAP
#include "wintap.h"
#endif
static const char* const optstring = "a:N:B:m:t:A:R:u:g:L:p:i:H:P:l:r:U:W:C:c:F:O:o:x:T:K:E:M:j:SseDdVvqkZ";
#if !defined(NO_SOCKETS) && !defined(USE_MSRPC) && !defined(SIMPLE_SOCKETS)
static uint_fast8_t maxsockets = 0;
#endif // !defined(NO_SOCKETS) && !defined(USE_MSRPC) && !defined(SIMPLE_SOCKETS)
#ifdef _NTSERVICE
static int_fast8_t installService = 0;
static const char *restrict ServiceUser = NULL;
static const char *restrict ServicePassword = "";
#endif
#ifndef NO_PID_FILE
static const char *fn_pid = NULL;
#endif
#ifndef NO_INI_FILE
#ifdef INI_FILE
static const char *fn_ini = INI_FILE;
#else // !INI_FILE
static const char *fn_ini = NULL;
#endif // !INI_FILE
#ifndef NO_TAP
char* tapArgument = NULL;
#endif // NO_TAP
static const char* IniFileErrorMessage = "";
char* IniFileErrorBuffer = NULL;
#define INIFILE_ERROR_BUFFERSIZE 256
static IniFileParameter_t IniFileParameterList[] =
{
# ifndef NO_SOCKETS
{ "ExitLevel", INI_PARAM_EXIT_LEVEL },
# endif // NO_SOCKETS
# ifndef NO_TAP
{ "VPN", INI_PARAM_VPN },
# endif // NO_TAP
# ifndef NO_EXTERNAL_DATA
{ "KmsData", INI_PARAM_DATA_FILE },
# endif // NO_EXTERNAL_DATA
# ifndef NO_STRICT_MODES
{ "WhiteListingLevel", INI_PARAM_WHITELISTING_LEVEL },
{ "CheckClientTime", INI_PARAM_CHECK_CLIENT_TIME },
# ifndef NO_CLIENT_LIST
{ "StartEmpty", INI_PARAM_START_EMPTY },
{ "MaintainClients", INI_PARAM_MAINTAIN_CLIENTS },
# endif // NO_CLIENT_LIST
# endif // NO_STRICT_MODES
# ifndef NO_RANDOM_EPID
{ "RandomizationLevel", INI_PARAM_RANDOMIZATION_LEVEL },
{ "LCID", INI_PARAM_LCID },
{ "HostBuild", INI_PARAM_HOST_BUILD },
# endif // NO_RANDOM_EPID
# if !defined(NO_SOCKETS) && (defined(USE_MSRPC) || defined(SIMPLE_SOCKETS) || defined(HAVE_GETIFADDR))
{ "Port", INI_PARAM_PORT },
# endif // defined(USE_MSRPC) || defined(SIMPLE_SOCKETS)
# if !defined(NO_SOCKETS) && !defined(USE_MSRPC)
# ifndef SIMPLE_SOCKETS
{ "Listen", INI_PARAM_LISTEN },
# endif // SIMPLE_SOCKETS
# if HAVE_FREEBIND
{ "FreeBind", INI_PARAM_FREEBIND },
# endif // HAVE_FREEBIND
# if !defined(NO_LIMIT) && !__minix__
{ "MaxWorkers", INI_PARAM_MAX_WORKERS },
# endif // !defined(NO_LIMIT) && !__minix__
# endif // !defined(NO_SOCKETS) && !defined(USE_MSRPC)
# if !defined(NO_TIMEOUT) && !__minix__ && !defined(USE_MSRPC) & !defined(USE_MSRPC)
{ "ConnectionTimeout", INI_PARAM_CONNECTION_TIMEOUT },
# endif // !defined(NO_TIMEOUT) && !__minix__ && !defined(USE_MSRPC) & !defined(USE_MSRPC)
# ifndef USE_MSRPC
{ "DisconnectClientsImmediately", INI_PARAM_DISCONNECT_IMMEDIATELY },
# ifndef SIMPLE_RPC
{ "UseNDR64", INI_PARAM_RPC_NDR64 },
{ "UseBTFN", INI_PARAM_RPC_BTFN },
# endif // !SIMPLE_RPC
# endif // USE_MSRPC
# ifndef NO_PID_FILE
{ "PIDFile", INI_PARAM_PID_FILE },
# endif // NO_PID_FILE
# ifndef NO_LOG
{ "LogDateAndTime", INI_PARAM_LOG_DATE_AND_TIME },
{ "LogFile", INI_PARAM_LOG_FILE },
# ifndef NO_VERBOSE_LOG
{ "LogVerbose", INI_PARAM_LOG_VERBOSE },
# endif // NO_VERBOSE_LOG
# endif // NO_LOG
# ifndef NO_CUSTOM_INTERVALS
{"ActivationInterval", INI_PARAM_ACTIVATION_INTERVAL },
{"RenewalInterval", INI_PARAM_RENEWAL_INTERVAL },
# endif // NO_CUSTOM_INTERVALS
# if !defined(NO_USER_SWITCH) && !defined(_WIN32)
{ "user", INI_PARAM_UID },
{ "group", INI_PARAM_GID},
# endif // !defined(NO_USER_SWITCH) && !defined(_WIN32)
# if !defined(NO_PRIVATE_IP_DETECT)
{"PublicIPProtectionLevel", INI_PARAM_PUBLIC_IP_PROTECTION_LEVEL },
# endif
};
#endif // NO_INI_FILE
#if !defined(NO_LIMIT) && !defined (NO_SOCKETS) && !__minix__
#if !defined(USE_THREADS) && !defined(CYGWIN) && !defined(USE_MSRPC)
static int shmid = -1;
#endif
#endif // !defined(NO_LIMIT) && !defined (NO_SOCKETS) && !__minix__
#ifndef NO_USER_SWITCH
#ifndef _WIN32
static const char *uname = NULL, *gname = NULL;
static gid_t gid = INVALID_GID;
static uid_t uid = INVALID_UID;
// Get Numeric id of user/group
static char GetNumericId(gid_t *restrict id, const char *const c)
{
char* endptr;
gid_t temp;
temp = (gid_t)strtoll(c, &endptr, 10);
if (!*endptr) *id = temp;
if (*endptr || temp == (gid_t)-1) errno = EINVAL;
return *endptr || *id == (gid_t)-1;
}
// Get group id from option argument
static char GetGid()
{
struct group *g;
if ((g = getgrnam(optarg)))
gid = g->gr_gid;
else
return GetNumericId(&gid, optarg);
return 0;
}
// Get user id from option argument
static char GetUid()
{
struct passwd *u;
////PORTABILITY: Assumes uid_t and gid_t are of same size (shouldn't be a problem)
if ((u = getpwnam(optarg)))
uid = u->pw_uid;
else
return GetNumericId((gid_t*)&uid, optarg);
return 0;
}
#endif // _WIN32
#endif //NO_USER_SWITCH
#ifdef NO_HELP
static __noreturn void usage()
{
printerrorf("Incorrect parameters\n\n");
exit(VLMCSD_EINVAL);
}
#else // HELP
static __noreturn void usage()
{
printerrorf("vlmcsd %s\n"
"\nUsage:\n"
" %s [ options ]\n\n"
"Where:\n"
# if !defined(_WIN32) && !defined(NO_USER_SWITCH)
" -u <user>\t\tset uid to <user>\n"
" -g <group>\t\tset gid to <group>\n"
# endif // !defined(_WIN32) && !defined(NO_USER_SWITCH)
# ifndef NO_CL_PIDS
" -a <csvlk>=<epid>\tuse <epid> for <csvlk>\n"
# endif // NO_CL_PIDS
# ifndef NO_RANDOM_EPID
" -r 0|1|2\t\tset ePID randomization level (default 1)\n"
" -C <LCID>\t\tuse fixed <LCID> in random ePIDs\n"
" -H <build>\t\tuse fixed <build> number in random ePIDs\n"
# endif // NO_RANDOM_EPID
# if !defined(NO_PRIVATE_IP_DETECT)
# if HAVE_GETIFADDR
" -o 0|1|2|3\t\tset protection level against clients with public IP addresses (default 0)\n"
# else // !HAVE_GETIFADDR
# ifndef USE_MSRPC
" -o 0|2\t\tset protection level against clients with public IP addresses (default 0)\n"
# else // USE_MSRPC
" -o 0|2\t\tset protection level against clients with public IP addresses (default 0). Limited use with MS RPC\n"
# endif // USE_MSRPC
# endif // !HAVE_GETIFADDR
# endif // !defined(NO_PRIVATE_IP_DETECT)
# ifndef NO_TAP
" -O <v>[=<a>][/<c>]\tuse VPN adapter <v> with IPv4 address <a> and CIDR <c>\n"
# endif
# ifndef NO_SOCKETS
" -x <level>\t\texit if warning <level> reached (default 0)\n"
# if !defined(USE_MSRPC) && !defined(SIMPLE_SOCKETS)
" -L <address>[:<port>]\tlisten on IP address <address> with optional <port>\n"
" -P <port>\t\tset TCP port <port> for subsequent -L statements (default 1688)\n"
# if HAVE_FREEBIND
" -F0, -F1\t\tdisable/enable binding to foreign IP addresses\n"
# endif // HAVE_FREEBIND
# else // defined(USE_MSRPC) || defined(SIMPLE_SOCKETS)
" -P <port>\t\tuse TCP port <port> (default 1688)\n"
# endif // defined(USE_MSRPC) || defined(SIMPLE_SOCKETS)
# if !defined(NO_LIMIT) && !__minix__
" -m <clients>\t\tHandle max. <clients> simultaneously (default no limit)\n"
# endif // !defined(NO_LIMIT) && !__minix__
# ifdef _NTSERVICE
" -s\t\t\tinstall vlmcsd as an NT service. Ignores -e"
# ifndef _WIN32
", -f and -D"
# endif // _WIN32
"\n"
" -S\t\t\tremove vlmcsd service. Ignores all other options\n"
" -U <username>\t\trun NT service as <username>. Must be used with -s\n"
" -W <password>\t\toptional <password> for -U. Must be used with -s\n"
# endif // _NTSERVICE
# ifndef NO_LOG
" -e\t\t\tlog to stdout\n"
# endif // NO_LOG
# ifndef _WIN32 //
" -D\t\t\trun in foreground\n"
# else // _WIN32
" -D\t\t\tdoes nothing. Provided for compatibility with POSIX versions only\n"
# endif // _WIN32
# endif // NO_SOCKETS
# ifndef NO_STRICT_MODES
" -K 0|1|2|3\t\tset white-listing level for KMS IDs (default -K0)\n"
" -c0, -c1\t\tdisable/enable client time checking (default -c0)\n"
# ifndef NO_CLIENT_LIST
" -M0, -M1\t\tdisable/enable maintaining clients (default -M0)\n"
" -E0, -E1\t\tdisable/enable start with empty client list (default -E0, ignored if -M0)\n"
# endif // !NO_CLIENT_LIST
# endif // !NO_STRICT_MODES
# ifndef USE_MSRPC
# if !defined(NO_TIMEOUT) && !__minix__
" -t <seconds>\t\tdisconnect clients after <seconds> of inactivity (default 30)\n"
# endif // !defined(NO_TIMEOUT) && !__minix__
" -d\t\t\tdisconnect clients after each request\n"
" -k\t\t\tdon't disconnect clients after each request (default)\n"
# ifndef SIMPLE_RPC
" -N0, -N1\t\tdisable/enable NDR64\n"
" -B0, -B1\t\tdisable/enable bind time feature negotiation\n"
# endif // !SIMPLE_RPC
# endif // USE_MSRPC
# ifndef NO_PID_FILE
" -p <file>\t\twrite pid to <file>\n"
# endif // NO_PID_FILE
# ifndef NO_INI_FILE
" -i <file>\t\tuse config file <file>\n"
# endif // NO_INI_FILE
# ifndef NO_EXTERNAL_DATA
" -j <file>\t\tuse KMS data file <file>\n"
# endif // !NO_EXTERNAL_DATA
# ifndef NO_CUSTOM_INTERVALS
" -R <interval>\t\trenew activation every <interval> (default 1w)\n"
" -A <interval>\t\tretry activation every <interval> (default 2h)\n"
# endif // NO_CUSTOM_INTERVALS
# ifndef NO_LOG
# ifndef _WIN32
" -l syslog log to syslog\n"
# endif // _WIN32
" -l <file>\t\tlog to <file>\n"
" -T0, -T1\t\tdisable/enable logging with time and date (default -T1)\n"
# ifndef NO_VERBOSE_LOG
" -v\t\t\tlog verbose\n"
" -q\t\t\tdon't log verbose (default)\n"
# endif // NO_VERBOSE_LOG
# endif // NO_LOG
# ifndef NO_VERSION_INFORMATION
" -V\t\t\tdisplay version information and exit\n"
# endif // NO_VERSION_INFORMATION
,
Version, global_argv[0]);
exit(VLMCSD_EINVAL);
}
#endif // HELP
#ifndef NO_CUSTOM_INTERVALS
#ifndef NO_INI_FILE
__pure static BOOL getTimeSpanFromIniFile(DWORD* result, const char *const restrict argument)
{
const DWORD val = timeSpanString2Minutes(argument);
if (!val)
{
IniFileErrorMessage = "Incorrect time span.";
return FALSE;
}
*result = val;
return TRUE;
}
#endif // NO_INI_FILE
__pure static DWORD getTimeSpanFromCommandLine(const char *const restrict arg, const char optchar)
{
const DWORD val = timeSpanString2Minutes(arg);
if (!val)
{
printerrorf("Fatal: No valid time span specified in option -%c.\n", optchar);
exit(VLMCSD_EINVAL);
}
return val;
}
#endif // NO_CUSTOM_INTERVALS
#if !defined(NO_INI_FILE) || !defined (NO_CL_PIDS)
static __pure int isControlCharOrSlash(const char c)
{
if ((unsigned char)c < '!') return TRUE;
if (c == '/') return TRUE;
return FALSE;
}
static void iniFileLineNextWord(const char **s)
{
while (**s && isspace((int)**s)) (*s)++;
}
static BOOL setHwIdFromIniFileLine(const char **s, const uint32_t index, const uint8_t overwrite)
{
iniFileLineNextWord(s);
if (**s == '/')
{
if (!overwrite && KmsResponseParameters[index].HwId) return TRUE;
BYTE* HwId = (BYTE*)vlmcsd_malloc(sizeof(((RESPONSE_V6 *)0)->HwId));
hex2bin(HwId, *s + 1, sizeof(((RESPONSE_V6 *)0)->HwId));
KmsResponseParameters[index].HwId = HwId;
}
return TRUE;
}
static BOOL setEpidFromIniFileLine(const char **s, const uint32_t index, const char *ePidSource, const uint8_t overwrite)
{
iniFileLineNextWord(s);
const char *savedPosition = *s;
uint_fast16_t i;
for (i = 0; !isControlCharOrSlash(**s); i++)
{
if (utf8_to_ucs2_char((const unsigned char*)*s, (const unsigned char**)s) == (WCHAR)~0)
{
return FALSE;
}
}
if (i < 1 || i >= PID_BUFFER_SIZE) return FALSE;
if (!overwrite && KmsResponseParameters[index].Epid) return TRUE;
const size_t size = *s - savedPosition + 1;
char* epidbuffer = (char*)vlmcsd_malloc(size);
memcpy(epidbuffer, savedPosition, size - 1);
epidbuffer[size - 1] = 0;
KmsResponseParameters[index].Epid = epidbuffer;
#ifndef NO_LOG
KmsResponseParameters[index].EpidSource = ePidSource;
#endif //NO_LOG
return TRUE;
}
#endif // !defined(NO_INI_FILE) || !defined (NO_CL_PIDS)
#ifndef NO_INI_FILE
static void ignoreIniFileParameter(uint_fast8_t iniFileParameterId)
{
uint_fast8_t i;
for (i = 0; i < vlmcsd_countof(IniFileParameterList); i++)
{
if (IniFileParameterList[i].Id != iniFileParameterId) continue;
IniFileParameterList[i].Id = 0;
break;
}
}
#else // NO_INI_FILE
#define ignoreIniFileParameter(x)
#endif // NO_INI_FILE
#ifndef NO_INI_FILE
static BOOL getIniFileArgumentBool(int_fast8_t *result, const char *const argument)
{
IniFileErrorMessage = "Argument must be true/on/yes/1 or false/off/no/0";
return getArgumentBool(result, argument);
}
static BOOL getIniFileArgumentInt(unsigned int *result, const char *const argument, const unsigned int min, const unsigned int max)
{
unsigned int tempResult;
if (!stringToInt(argument, min, max, &tempResult))
{
vlmcsd_snprintf(IniFileErrorBuffer, INIFILE_ERROR_BUFFERSIZE, "Must be integer between %u and %u", min, max);
IniFileErrorMessage = IniFileErrorBuffer;
return FALSE;
}
*result = tempResult;
return TRUE;
}
static BOOL setIniFileParameter(uint_fast8_t id, const char *const iniarg)
{
unsigned int result;
BOOL success = TRUE;
switch (id)
{
# ifndef NO_TAP
case INI_PARAM_VPN:
tapArgument = (char*)vlmcsd_strdup(iniarg);
break;
# endif // NO_TAP
# if !defined(NO_USER_SWITCH) && !_WIN32
case INI_PARAM_GID:
{
struct group *g;
IniFileErrorMessage = "Invalid group id or name";
if (!(gname = vlmcsd_strdup(iniarg))) return FALSE;
if ((g = getgrnam(iniarg)))
gid = g->gr_gid;
else
success = !GetNumericId(&gid, iniarg);
break;
}
case INI_PARAM_UID:
{
struct passwd *p;
IniFileErrorMessage = "Invalid user id or name";
if (!(uname = vlmcsd_strdup(iniarg))) return FALSE;
if ((p = getpwnam(iniarg)))
uid = p->pw_uid;
else
success = !GetNumericId(&uid, iniarg);
break;
}
# endif // !defined(NO_USER_SWITCH) && !defined(_WIN32)
# ifndef NO_RANDOM_EPID
case INI_PARAM_LCID:
success = getIniFileArgumentInt(&result, iniarg, 0, 32767);
if (success) Lcid = (uint16_t)result;
break;
case INI_PARAM_RANDOMIZATION_LEVEL:
success = getIniFileArgumentInt(&result, iniarg, 0, 2);
if (success) RandomizationLevel = (int_fast8_t)result;
break;
case INI_PARAM_HOST_BUILD:
success = getIniFileArgumentInt(&result, iniarg, 0, 65535);
if (success) HostBuild = (uint16_t)result;
break;
# endif // NO_RANDOM_EPID
# if (defined(USE_MSRPC) || defined(SIMPLE_SOCKETS) || defined(HAVE_GETIFADDR)) && !defined(NO_SOCKETS)
case INI_PARAM_PORT:
defaultport = vlmcsd_strdup(iniarg);
break;
# endif // (defined(USE_MSRPC) || defined(SIMPLE_SOCKETS) || defined(HAVE_GETIFADDR)) && !defined(NO_SOCKETS)
# if !defined(NO_SOCKETS) && !defined(USE_MSRPC) && !defined(SIMPLE_SOCKETS)
case INI_PARAM_LISTEN:
maxsockets++;
return TRUE;
# endif // !defined(NO_SOCKETS) && !defined(USE_MSRPC) && !defined(SIMPLE_SOCKETS)
# if !defined(NO_LIMIT) && !defined(NO_SOCKETS) && !__minix__
case INI_PARAM_MAX_WORKERS:
# ifdef USE_MSRPC
success = getIniFileArgumentInt(&MaxTasks, iniarg, 1, RPC_C_LISTEN_MAX_CALLS_DEFAULT);
# else // !USE_MSRPC
success = getIniFileArgumentInt(&MaxTasks, iniarg, 1, SEM_VALUE_MAX);
# endif // !USE_MSRPC
break;
# endif // !defined(NO_LIMIT) && !defined(NO_SOCKETS) && !__minix__
# ifndef NO_PID_FILE
case INI_PARAM_PID_FILE:
fn_pid = vlmcsd_strdup(iniarg);
break;
# endif // NO_PID_FILE
# ifndef NO_EXTERNAL_DATA
case INI_PARAM_DATA_FILE:
fn_data = vlmcsd_strdup(iniarg);
# ifndef NO_INTERNAL_DATA
ExplicitDataLoad = TRUE;
# endif // NO_INTERNAL_DATA
break;
# endif // NO_EXTERNAL_DATA
# ifndef NO_STRICT_MODES
case INI_PARAM_WHITELISTING_LEVEL:
success = getIniFileArgumentInt(&WhitelistingLevel, iniarg, 0, 3);
break;
case INI_PARAM_CHECK_CLIENT_TIME:
success = getIniFileArgumentBool(&CheckClientTime, iniarg);
break;
# ifndef NO_CLIENT_LIST
case INI_PARAM_MAINTAIN_CLIENTS:
success = getIniFileArgumentBool(&MaintainClients, iniarg);
break;
case INI_PARAM_START_EMPTY:
success = getIniFileArgumentBool(&StartEmpty, iniarg);
break;
# endif // NO_CLIENT_LIST
# endif // !NO_STRICT_MODES
# ifndef NO_LOG
case INI_PARAM_LOG_FILE:
fn_log = vlmcsd_strdup(iniarg);
break;
case INI_PARAM_LOG_DATE_AND_TIME:
success = getIniFileArgumentBool(&LogDateAndTime, iniarg);
break;
# ifndef NO_VERBOSE_LOG
case INI_PARAM_LOG_VERBOSE:
success = getIniFileArgumentBool(&logverbose, iniarg);
break;
# endif // NO_VERBOSE_LOG
# endif // NO_LOG
# ifndef NO_CUSTOM_INTERVALS
case INI_PARAM_ACTIVATION_INTERVAL:
success = getTimeSpanFromIniFile(&VLActivationInterval, iniarg);
break;
case INI_PARAM_RENEWAL_INTERVAL:
success = getTimeSpanFromIniFile(&VLRenewalInterval, iniarg);
break;
# endif // NO_CUSTOM_INTERVALS
# ifndef USE_MSRPC
# if !defined(NO_TIMEOUT) && !__minix__
case INI_PARAM_CONNECTION_TIMEOUT:
success = getIniFileArgumentInt(&result, iniarg, 1, 600);
if (success) ServerTimeout = (DWORD)result;
break;
# endif // !defined(NO_TIMEOUT) && !__minix__
case INI_PARAM_DISCONNECT_IMMEDIATELY:
success = getIniFileArgumentBool(&DisconnectImmediately, iniarg);
break;
case INI_PARAM_RPC_NDR64:
success = getIniFileArgumentBool(&UseServerRpcNDR64, iniarg);
if (success) IsNDR64Defined = TRUE;
break;
case INI_PARAM_RPC_BTFN:
success = getIniFileArgumentBool(&UseServerRpcBTFN, iniarg);
break;
# endif // USE_MSRPC
# ifndef NO_SOCKETS
case INI_PARAM_EXIT_LEVEL:
success = getIniFileArgumentInt(&result, iniarg, 0, 1);
if (success) ExitLevel = (int_fast8_t)result;
break;
# endif // NO_SOCKETS
# if HAVE_FREEBIND
case INI_PARAM_FREEBIND:
success = getIniFileArgumentBool(&freebind, iniarg);
break;
# endif // HAVE_FREEBIND
# if !defined(NO_PRIVATE_IP_DETECT)
case INI_PARAM_PUBLIC_IP_PROTECTION_LEVEL:
success = getIniFileArgumentInt(&PublicIPProtectionLevel, iniarg, 0, 3);
# if !HAVE_GETIFADDR
if (PublicIPProtectionLevel & 1)
{
IniFileErrorMessage = "Must be 0 or 2";
success = FALSE;
}
# endif // !HAVE_GETIFADDR
break;
# endif // !defined(NO_PRIVATE_IP_DETECT)
default:
return FALSE;
}
return success;
}
static BOOL getIniFileArgument(const char **s)
{
while (!isspace((int)**s) && **s != '=' && **s) (*s)++;
iniFileLineNextWord(s);
if (*((*s)++) != '=')
{
IniFileErrorMessage = "'=' required after keyword.";
return FALSE;
}
iniFileLineNextWord(s);
if (!**s)
{
IniFileErrorMessage = "missing argument after '='.";
return FALSE;
}
return TRUE;
}
static char* GetNextString(char* s)
{
return s + strlen(s) + 1;
}
static int8_t GetCsvlkIndexFromName(const char *s)
{
int8_t i;
for (i = 0; i < KmsData->CsvlkCount; i++)
{
const char *csvlkName = GetNextString(KmsData->CsvlkData[i].EPid);
if (!strncasecmp(csvlkName, s, strlen(csvlkName)))
{
return i;
}
}
return -1;
}
static BOOL handleIniFileEpidParameter(const char *s, uint8_t allowIniFileDirectives, const char *ePidSource)
{
int_fast16_t i;
if (allowIniFileDirectives)
{
for (i = 0; i < (int_fast16_t)vlmcsd_countof(IniFileParameterList); i++)
{
if (!strncasecmp(IniFileParameterList[i].Name, s, strlen(IniFileParameterList[i].Name)))
{
return TRUE;
}
}
}
i = GetCsvlkIndexFromName(s);
if (i >= 0)
{
if (!getIniFileArgument(&s)) return FALSE;
if (!setEpidFromIniFileLine(&s, i, ePidSource, !allowIniFileDirectives)) return FALSE;
if (!setHwIdFromIniFileLine(&s, i, !allowIniFileDirectives)) return FALSE;
return TRUE;
}
IniFileErrorMessage = "Unknown keyword.";
return FALSE;
}
static BOOL handleIniFileParameter(const char *s)
{
uint_fast8_t i;
for (i = 0; i < vlmcsd_countof(IniFileParameterList); i++)
{
if (strncasecmp(IniFileParameterList[i].Name, s, strlen(IniFileParameterList[i].Name))) continue;
if (!IniFileParameterList[i].Id) return TRUE;
if (!getIniFileArgument(&s)) return FALSE;
return setIniFileParameter(IniFileParameterList[i].Id, s);
}
IniFileErrorMessage = NULL;
return TRUE;
}
#if !defined(NO_SOCKETS) && !defined(SIMPLE_SOCKETS) && !defined(USE_MSRPC)
static BOOL setupListeningSocketsFromIniFile(const char *s)
{
if (!maxsockets) return TRUE;
if (strncasecmp("Listen", s, 6)) return TRUE;
if (!getIniFileArgument(&s)) return TRUE;
vlmcsd_snprintf(IniFileErrorBuffer, INIFILE_ERROR_BUFFERSIZE, "Cannot listen on %s.", s);
IniFileErrorMessage = IniFileErrorBuffer;
return addListeningSocket(s);
}
#endif // !defined(NO_SOCKETS) && !defined(SIMPLE_SOCKETS) && !defined(USE_MSRPC)
static BOOL readIniFile(const uint_fast8_t pass)
{
char line[256];
const char *s;
unsigned int lineNumber;
uint_fast8_t lineParseError;
FILE *restrict f;
BOOL result = TRUE;
if (pass == INI_FILE_PASS_2 && KmsData->MinorVer < 6)
{
return TRUE;
}
IniFileErrorBuffer = (char*)vlmcsd_malloc(INIFILE_ERROR_BUFFERSIZE);
if (!((f = fopen(fn_ini, "r")))) return FALSE;
for (lineNumber = 1; (s = fgets(line, sizeof(line), f)); lineNumber++)
{
line[strlen(line) - 1] = 0;
iniFileLineNextWord(&s);
if (*s == ';' || *s == '#' || !*s) continue;
if (pass == INI_FILE_PASS_1)
{
if (handleIniFileParameter(s)) continue;
lineParseError = TRUE;
}
else if (pass == INI_FILE_PASS_2)
{
if (handleIniFileEpidParameter(s, TRUE, fn_ini)) continue;
lineParseError = TRUE;
}
# if !defined(NO_SOCKETS) && !defined(SIMPLE_SOCKETS) && !defined(USE_MSRPC)
else if (pass == INI_FILE_PASS_3)
{
lineParseError = !setupListeningSocketsFromIniFile(s);
}
else
{
return FALSE;
}
# endif // !defined(NO_SOCKETS) && && !defined(SIMPLE_SOCKETS) && !defined(USE_MSRPC)
if (lineParseError)
{
printerrorf("Warning: %s line %u: \"%s\". %s\n", fn_ini, lineNumber, line, IniFileErrorMessage);
continue;
}
}
if (ferror(f)) result = FALSE;
free(IniFileErrorBuffer);
fclose(f);
# if !defined(NO_SOCKETS) && !defined(NO_LOG)
if (pass == INI_FILE_PASS_1 && !InetdMode && result)
{
# ifdef _NTSERVICE
if (!installService)
# endif // _NTSERVICE
logger("Read ini file %s\n", fn_ini);
}
# endif // !defined(NO_SOCKETS) && !defined(NO_LOG)
return result;
}
#endif // NO_INI_FILE
#if !defined(NO_SOCKETS)
#if !defined(_WIN32)
#if !defined(NO_SIGHUP)
static void exec_self(char** argv)
{
getExeName();
if (fn_exe != NULL)
{
execv(fn_exe, argv);
}
else
{
execvp(argv[0], argv);
}
}
__noreturn static void HangupHandler(const int signal_unused)
{
int i;
int_fast8_t daemonize_protection = TRUE;
CARGV argv_in = multi_argv == NULL ? global_argv : multi_argv;
int argc_in = multi_argc == 0 ? global_argc : multi_argc;
const char** argv_out = (const char**)vlmcsd_malloc((argc_in + 2) * sizeof(char**));
for (i = 0; i < argc_in; i++)
{
if (!strcmp(argv_in[i], "-Z")) daemonize_protection = FALSE;
argv_out[i] = argv_in[i];
}
argv_out[argc_in] = argv_out[argc_in + 1] = NULL;
if (daemonize_protection) argv_out[argc_in] = (char*) "-Z";
exec_self((char**)argv_out);
int error = errno;
# ifndef NO_LOG
logger("Fatal: Unable to restart on SIGHUP: %s\n", strerror(error));
# endif
# ifndef NO_PID_FILE
if (fn_pid) unlink(fn_pid);
# endif // NO_PID_FILE
exit(error);
}
#endif // NO_SIGHUP
__noreturn static void terminationHandler(const int signal_unused)
{
cleanup();
exit(0);
}
#if defined(CHILD_HANDLER) || __minix__
static void childHandler(const int signal)
{
waitpid(-1, NULL, WNOHANG);
}
#endif // defined(CHILD_HANDLER) || __minix__
static int daemonizeAndSetSignalAction()