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MailRouting.c
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/*
Copyright 2001-2018 John Wiseman G8BPQ
This file is part of LinBPQ/BPQ32.
LinBPQ/BPQ32 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.
LinBPQ/BPQ32 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 LinBPQ/BPQ32. If not, see http://www.gnu.org/licenses
*/
// Mail and Chat Server for BPQ32 Packet Switch
//
// Message Routing Module
// This code decides where to send a message.
// Private messages are routed by TO and AT if possible, if not they follow the Bull Rules
// Bulls are routed on HA where possible
// Bulls should not be distributed outside their designated area.
#include "BPQMail.h"
char WW[] = "WW";
char * MyElements[20] = {WW}; // My HA in element format
char MyRouteElements[100];
int MyElementCount;
BOOL ReaddressLocal;
BOOL ReaddressReceived;
BOOL WarnNoRoute = TRUE;
BOOL Localtime = FALSE; // Use Local Time for Timebands and forward connect scripts
struct ALIAS * CheckForNTSAlias(struct MsgInfo * Msg, char * FirstDestElement);
struct UserInfo * FindAMPR();
struct Continent
{
char FourCharCode[5];
char TwoCharCode[3];
};
struct Country
{
char Country[5];
char Continent4[5];
char Continent2[3];
};
struct Continent Continents[] =
{
"EURO", "EU", // Europe
"MEDR", "EU", // Mediterranean
"ASIA", "AS", // The Orient
"INDI", "AS", // Indian Ocean including the Indian subcontinent
"MDLE", "EU", // Middle East
"SEAS", "EU", // South-East Asia
"NOAM", "NA", // North America (Canada, USA, Mexico)
"CEAM", "NA", // Central America
"CARB", "NA", // Caribbean
"SOAM", "SA", // South America
"AUNZ", "OC", // Australia/New Zealand
"EPAC", "OC", // Eastern Pacific
"NPAC", "OC", // Northern Pacific
"SPAC", "OC", // Southern Pacific
"WPAC", "OC", // Western Pacific
"NAFR", "AF", // Northern Africa
"CAFR", "AF", // Central Africa
"SAFR", "AF", // Southern Africa
"ANTR", "OC", // Antarctica
};
struct Country Countries[] =
{
"AFG", "****", "AS", // Afghanistan
"ALA", "EURO", "EU", // Åland Islands
"ALB", "EURO", "EU", // Albania
"DZA", "NAFR", "AF", // Algeria
"ASM", "****", "AS", // American Samoa
"AND", "EURO", "EU", // Andorra
"AGO", "CAFR", "AF", // Angola
"AIA", "CARB", "NA", // Anguilla
"ATG", "CARB", "NA", // Antigua and Barbuda
"ARG", "SOAM", "SA", // Argentina
"ARM", "****", "AS", // Armenia
"ABW", "CARB", "NA", // Aruba
"AUS", "AUNZ", "OC", // Australia
"AUT", "EURO", "EU", // Austria
"AZE", "****", "AS", // Azerbaijan
"BHS", "CARB", "NA", // Bahamas
"BHR", "MDLE", "AS", // Bahrain
"BGD", "INDE", "AS", // Bangladesh
"BRB", "CARB", "NA", // Barbados
"BLR", "EURO", "EU", // Belarus
"BEL", "EURO", "EU", // Belgium
"BLZ", "CEAM", "NA", // Belize
"BEN", "CAFR", "AF", // Benin
"BMU", "CARB", "NA", // Bermuda
"BTN", "ASIA", "AS", // Bhutan
"BOL", "SOAM", "SA", // Bolivia (Plurinational State of)
"BIH", "EURO", "EU", // Bosnia and Herzegovina
"BWA", "****", "AF", // Botswana
"BRA", "****", "SA", // Brazil
"VGB", "CARB", "NA", // British Virgin Islands
"BRN", "ASIA", "AS", // Brunei Darussalam
"BGR", "EURO", "EU", // Bulgaria
"BFA", "CAFR", "AF", // Burkina Faso
"BDI", "CAFR", "AF", // Burundi
"KHM", "****", "AS", // Cambodia
"CMR", "CAFR", "AF", // Cameroon
"CAN", "NOAM", "NA", // Canada
"CPV", "NAFR", "AF", // Cape Verde
"CYM", "CARB", "NA", // Cayman Islands
"CAF", "CAFR", "AF", // Central African Republic
"TCD", "CAFR", "AF", // Chad
"CHL", "SOAM", "SA", // Chile
"CHN", "****", "AS", // China
"HKG", "****", "AS", // Hong Kong Special Administrative Region of China
"MAC", "****", "AS", // Macao Special Administrative Region of China
"COL", "****", "SA", // Colombia
"COM", "SAFR", "AF", // Comoros
"COG", "****", "AF", // Congo
"COK", "SPAC", "OC", // Cook Islands
"CRI", "CEAM", "NA", // Costa Rica
"CIV", "CAFR", "AF", // Côte d'Ivoire
"HRV", "EURO", "EU", // Croatia
"CUB", "CARB", "NA", // Cuba
"CYP", "EURO", "EU", // Cyprus
"CZE", "EURO", "EU", // Czech Republic
"PRK", "****", "AS", // Democratic People's Republic of Korea
"COD", "****", "AF", // Democratic Republic of the Congo
"DNK", "EURO", "EU", // Denmark
"DJI", "NAFR", "AF", // Djibouti
"DMA", "CARB", "NA", // Dominica
"DOM", "CARB", "NA", // Dominican Republic
"ECU", "SOAM", "SA", // Ecuador
"EGY", "MDLE", "AF", // Egypt
"SLV", "CEAM", "NA", // El Salvador
"GNQ", "CAFR", "AF", // Equatorial Guinea
"ERI", "****", "AF", // Eritrea
"EST", "EURO", "EU", // Estonia
"ETH", "****", "AF", // Ethiopia
"FRO", "EURO", "EU", // Faeroe Islands
"FLK", "****", "SA", // Falkland Islands (Malvinas)
"FJI", "SPAC", "OC", // Fiji
"FIN", "EURO", "EU", // Finland
"FRA", "EURO", "EU", // France
"GUF", "SOAM", "SA", // French Guiana
"PYF", "SPAC", "OC", // French Polynesia
"GAB", "CAFR", "AF", // Gabon
"GMB", "CAFR", "AF", // Gambia
"GEO", "ASIA", "AS", // Georgia
"DEU", "EURO", "EU", // Germany
"GHA", "CAFR", "AF", // Ghana
"GIB", "EURO", "EU", // Gibraltar
"GRC", "EURO", "EU", // Greece
"GRL", "EURO", "EU", // Greenland
"GRD", "CARB", "NA", // Grenada
"GLP", "CARB", "NA", // Guadeloupe
"GUM", "SPAC", "OC", // Guam
"GTM", "CEAM", "NA", // Guatemala
"GGY", "EURO", "EU", // Guernsey
"GIN", "CAFR", "AF", // Guinea
"GNB", "CAFR", "AF", // Guinea-Bissau
"GUY", "SOAM", "SA", // Guyana
"HTI", "CARB", "NA", // Haiti
"VAT", "EURO", "EU", // Holy See
"HND", "CEAM", "NA", // Honduras
"HUN", "EURO", "EU", // Hungary
"ISL", "EURO", "EU", // Iceland
"IND", "INDI", "AS", // India
"IDN", "****", "AS", // Indonesia
"IRN", "MDLE", "AS", // Iran (Islamic Republic of)
"IRQ", "MDLE", "AS", // Iraq
"IRL", "EURO", "EU", // Ireland
"IMN", "EURO", "EU", // Isle of Man
"ISR", "MDLE", "AS", // Israel
"ITA", "EURO", "EU", // Italy
"JAM", "****", "NA", // Jamaica
"JPN", "****", "AS", // Japan
"JEY", "EURO", "EU", // Jersey
"JOR", "MDLE", "AS", // Jordan
"KAZ", "****", "AS", // Kazakhstan
"KEN", "****", "AF", // Kenya
"KIR", "EPAC", "OC", // Kiribati
"KWT", "MDLE", "AS", // Kuwait
"KGZ", "ASIA", "AS", // Kyrgyzstan
"LAO", "ASIA", "AS", // Lao People's Democratic Republic
"LVA", "EURO", "EU", // Latvia
"LBN", "MDLE", "AS", // Lebanon
"LSO", "SAFR", "AF", // Lesotho
"LBR", "CAFR", "AF", // Liberia
"LBY", "MDLE", "AS", // Libyan Arab Jamahiriya
"LIE", "EURO", "EU", // Liechtenstein
"LTU", "EURO", "EU", // Lithuania
"LUX", "EURO", "EU", // Luxembourg
"MDG", "SAFR", "AF", // Madagascar
"MWI", "SAFR", "AF", // Malawi
"MYS", "ASIA", "AS", // Malaysia
"MDV", "INDI", "AS", // Maldives
"MLI", "CAFR", "AF", // Mali
"MLT", "EURO", "EU", // Malta
"MHL", "WPAC", "OC", // Marshall Islands
"MTQ", "CARB", "NA", // Martinique
"MRT", "NAFR", "AF", // Mauritania
"MUS", "SAFR", "AF", // Mauritius
"MYT", "SAFR", "AF", // Mayotte
"MEX", "****", "NA", // Mexico
"FSM", "WPAC", "OC", // Micronesia (Federated States of)
"MCO", "EURO", "EU", // Monaco
"MNG", "****", "AS", // Mongolia
"MNE", "EURO", "EU", // Montenegro
"MSR", "CARB", "NA", // Montserrat
"MAR", "NAFR", "AF", // Morocco
"MOZ", "SAFR", "AF", // Mozambique
"MMR", "ASIA", "AS", // Myanmar
"NAM", "****", "AF", // Namibia
"NRU", "WPAC", "OC", // Nauru
"NPL", "****", "AS", // Nepal
"NLD", "EURO", "EU", // Netherlands
"ANT", "CARB", "NA", // Netherlands Antilles
"NCL", "SPAC", "OC", // New Caledonia
"NZL", "AUNZ", "OC", // New Zealand
"NIC", "****", "SA", // Nicaragua
"NER", "NAFR", "AF", // Niger
"NGA", "****", "AF", // Nigeria
"NIU", "SPAC", "OC", // Niue
"NFK", "SPAC", "OC", // Norfolk Island
"MNP", "WPAC", "OC", // Northern Mariana Islands
"NOR", "EURO", "EU", // Norway
"PSE", "MDLE", "AS", // Occupied Palestinian Territory
"OMN", "MDLE", "AS", // Oman
"PAK", "INDI", "AS", // Pakistan
"PLW", "SPAC", "OC", // Palau
"PAN", "CEAM", "SA", // Panama
"PNG", "SPAC", "OC", // Papua New Guinea
"PRY", "SOAM", "SA", // Paraguay
"PER", "SOAM", "SA", // Peru
"PHL", "ASIA", "AS", // Philippines
"PCN", "SPAC", "OC", // Pitcairn
"POL", "EURO", "EU", // Poland
"PRT", "EURO", "EU", // Portugal
"PRI", "CARB", "NA", // Puerto Rico
"QAT", "MDLE", "AS", // Qatar
"KOR", "ASIA", "AS", // Republic of Korea
"MDA", "EURO", "EU", // Republic of Moldova
"REU", "SAFR", "AF", // Réunion
"ROU", "EURO", "EU", // Romania
"RUS", "ASIA", "AS", // Russian Federation
"RWA", "****", "AF", // Rwanda
"BLM", "CARB", "NA", // Saint-Barthélemy
"SHN", "SOAM", "SA", // Saint Helena
"KNA", "CARB", "NA", // Saint Kitts and Nevis
"LCA", "CARB", "NA", // Saint Lucia
"MAF", "CARB", "NA", // Saint-Martin (French part)
"SPM", "NOAM", "NA", // Saint Pierre and Miquelon
"VCT", "CARB", "NA", // Saint Vincent and the Grenadines
"WSM", "SPAC", "OC", // Samoa
"SMR", "EURO", "EU", // San Marino
"STP", "CAFR", "AF", // Sao Tome and Principe
"SAU", "MDLE", "AS", // Saudi Arabia
"SEN", "CAFR", "AF", // Senegal
"SRB", "EURO", "EU", // Serbia
"SYC", "SAFR", "AF", // Seychelles
"SLE", "****", "AF", // Sierra Leone
"SGP", "****", "AS", // Singapore
"SVK", "EURO", "EU", // Slovakia
"SVN", "EURO", "EU", // Slovenia
"SLB", "SPAC", "OC", // Solomon Islands
"SOM", "****", "AF", // Somalia
"ZAF", "SAFR", "AF", // South Africa
"ESP", "EURO", "EU", // Spain
"LKA", "INDE", "AS", // Sri Lanka
"SDN", "****", "AF", // Sudan
"SUR", "SOAM", "SA", // Suriname
"SJM", "EURO", "EU", // Svalbard and Jan Mayen Islands
"SWZ", "****", "AF", // Swaziland
"SWE", "EURO", "EU", // Sweden
"CHE", "EURO", "EU", // Switzerland
"SYR", "MDLE", "AS", // Syrian Arab Republic
"TJK", "ASIA", "AS", // Tajikistan
"THA", "****", "AS", // Thailand
"MKD", "EURO", "EU", // The former Yugoslav Republic of Macedonia
"TLS", "ASIA", "AS", // Timor-Leste
"TGO", "CAFR", "AF", // Togo
"TKL", "AUNZ", "OC", // Tokelau
"TON", "SPAC", "OC", // Tonga
"TTO", "CARB", "NA", // Trinidad and Tobago
"TUN", "****", "AF", // Tunisia
"TUR", "EURO", "EU", // Turkey
"TKM", "****", "AS", // Turkmenistan
"TCA", "CARB", "NA", // Turks and Caicos Islands
"TUV", "SPAC", "OC", // Tuvalu
"UGA", "****", "AF", // Uganda
"UKR", "EURO", "EU", // Ukraine
"ARE", "MDLE", "AS", // United Arab Emirates
"GBR", "EURO", "EU", // United Kingdom of Great Britain and Northern Ireland
"TZA", "****", "AF", // United Republic of Tanzania
"USA", "NOAM", "NA", // United States of America
"VIR", "CARB", "NA", // United States Virgin Islands
"URY", "SOAM", "SA", // Uruguay
"UZB", "ASIA", "AS", // Uzbekistan
"VUT", "SPAC", "OC", // Vanuatu
"VEN", "SOAM", "SA", // Venezuela (Bolivarian Republic of)
"VNM", "****", "AS", // Viet Nam
"WLF", "SPAC", "OC", // Wallis and Futuna Islands
"ESH", "****", "AF", // Western Sahara
"YEM", "****", "AF", // Yemen
"ZMB", "SAFR", "AF", // Zambia
"ZWE", "SAFR", "AF" // Zimbabwe
};
char ** AliasText;
struct ALIAS ** Aliases;
struct ALIAS ** NTSAliases = NULL;
/*struct ALIAS Aliases[] =
{
"AMSAT", "WW",
"USBBS", "USA",
"ALLUS", "USA"};
*/
int NumberofContinents = sizeof(Continents)/sizeof(Continents[1]);
int NumberofCountries = sizeof(Countries)/sizeof(Countries[1]);
struct Continent * FindContinent(char * Name)
{
int i;
struct Continent * Cont;
for(i=0; i< NumberofContinents; i++)
{
Cont = &Continents[i];
if ((_stricmp(Name, Cont->FourCharCode) == 0) || (_stricmp(Name, Cont->TwoCharCode) == 0))
return Cont;
}
return NULL;
}
struct Country * FindCountry(char * Name)
{
int i;
struct Country * Cont;
for(i=0; i< NumberofCountries; i++)
{
Cont = &Countries[i];
if (_stricmp(Name, Cont->Country) == 0)
return Cont;
}
return NULL;
}
struct ALIAS * FindAlias(char * Name)
{
struct ALIAS ** Alias;
Alias = Aliases;
while(Alias[0])
{
if (_stricmp(Name, Alias[0]->Dest) == 0)
return Alias[0];
Alias++;
}
return NULL;
}
VOID SetupMyHA()
{
int Elements = 1; // Implied WW on front
char * ptr2;
struct Continent * Continent;
strcpy(MyRouteElements, HRoute);
// Split it up
ptr2 = MyRouteElements + strlen(MyRouteElements) - 1;
if (HRoute[0])
{
do
{
while ((*ptr2 != '.') && (ptr2 > MyRouteElements))
ptr2 --;
if (ptr2 == MyRouteElements)
{
// End
MyElements[Elements++] = _strdup(ptr2);
break;
}
MyElements[Elements++] = _strdup(ptr2+1);
*ptr2 = 0;
} while(Elements < 19); // Just in case!
}
MyElements[Elements++] = _strdup(BBSName);
MyElementCount = Elements;
if (MyElements[1])
{
if (strlen(MyElements[1]) == 4)
{
// Convert to 2 char Continent;
Continent = FindContinent(MyElements[1]);
if (Continent)
{
free(MyElements[1]);
MyElements[1] = _strdup(Continent->TwoCharCode);
}
}
}
}
VOID SetupNTSAliases(char * FN)
{
FILE *in;
char Buffer[2048];
char *buf = Buffer;
int Count = 0;
char seps[] = " ,:/\t";
char * Dest, * Alias, * Context;
NTSAliases = zalloc(sizeof(struct ALIAS));
in = fopen(FN, "r");
if (in)
{
while(fgets(buf, 128, in))
{
strlop(buf, '\n');
strlop(buf, '\r'); // in case Windows Format
Dest = _strdup(buf); // strtok changes it
Dest = strtok_s(Dest, seps, &Context);
if (Dest == NULL)
continue;
Alias = strtok_s(NULL, seps, &Context);
if (Alias == NULL)
continue;
if (strlen(Dest) < 3 && (strchr(Dest, '*') == 0))
continue;
NTSAliases = realloc(NTSAliases, (Count+2)* sizeof(struct ALIAS));
NTSAliases[Count] = zalloc(sizeof(struct ALIAS));
NTSAliases[Count]->Dest = Dest;
NTSAliases[Count]->Alias = Alias;
Count++;
}
NTSAliases[Count] = NULL;
fclose(in);
}
}
VOID SetupFwdAliases()
{
char ** Text = AliasText;
char * Dest, * Alias;
int Count = 0;
char seps[] = " ,:/";
Aliases = zalloc(sizeof(struct ALIAS));
if (Text)
{
while(Text[0])
{
Aliases = realloc(Aliases, (Count+2)* sizeof(struct ALIAS));
Aliases[Count] = zalloc(sizeof(struct ALIAS));
Dest = _strdup(Text[0]); // strtok changes it
Dest = strtok_s(Dest, seps, &Alias);
Aliases[Count]->Dest = Dest;
Aliases[Count]->Alias = Alias;
Count++;
Text++;
}
Aliases[Count] = NULL;
}
}
VOID SetupHAElements(struct BBSForwardingInfo * ForwardingInfo)
{
char * HText = ForwardingInfo->BBSHA;
char * SaveHText, * ptr2;
struct Continent * Continent;
int Elements = 1;
ForwardingInfo->BBSHAElements = zalloc(8); // always NULL entry on end even if no values
SaveHText = _strdup(HText);
ptr2 = SaveHText + strlen(SaveHText) -1;
ForwardingInfo->BBSHAElements[0] = _strdup(WW);
do
{
ForwardingInfo->BBSHAElements = realloc(ForwardingInfo->BBSHAElements, (Elements+2)*4);
while ((*ptr2 != '.') && (ptr2 > SaveHText))
{
ptr2 --;
}
if (ptr2 == SaveHText)
{
// End
ForwardingInfo->BBSHAElements[Elements++] = _strdup(ptr2);
break;
}
ForwardingInfo->BBSHAElements[Elements++] = _strdup(ptr2+1);
*ptr2 = 0;
} while(TRUE);
ForwardingInfo->BBSHAElements[Elements++] = NULL;
if (ForwardingInfo->BBSHAElements[1])
{
if (strlen(ForwardingInfo->BBSHAElements[1]) == 4)
{
// Convert to 2 char Continent;
Continent = FindContinent(ForwardingInfo->BBSHAElements[1]);
if (Continent)
{
free(ForwardingInfo->BBSHAElements[1]);
ForwardingInfo->BBSHAElements[1] = _strdup(Continent->TwoCharCode);
}
}
}
free(SaveHText);
}
VOID SetupHAddreses(struct BBSForwardingInfo * ForwardingInfo)
{
int Count=0;
char ** HText = ForwardingInfo->Haddresses;
char * SaveHText, * ptr2;
// char * TopElement;
char * Num;
struct Continent * Continent;
ForwardingInfo->HADDRS = zalloc(4); // always NULL entry on end even if no values
ForwardingInfo->HADDROffet = zalloc(4); // always NULL entry on end even if no values
while(HText[0])
{
int Elements = 1;
ForwardingInfo->HADDRS = realloc(ForwardingInfo->HADDRS, (Count+2)*4);
ForwardingInfo->HADDROffet = realloc(ForwardingInfo->HADDROffet, (Count+2)*4);
ForwardingInfo->HADDRS[Count] = zalloc(8); // Always at lesat WWW and NULL
SaveHText = _strdup(HText[0]);
Num = strlop(SaveHText, ',');
ptr2 = SaveHText + strlen(SaveHText) -1;
ForwardingInfo->HADDRS[Count][0] = _strdup(WW);
if (strcmp(HText[0], "WW") != 0)
{
do
{
ForwardingInfo->HADDRS[Count] = realloc(ForwardingInfo->HADDRS[Count], (Elements+2)*4);
while ((*ptr2 != '.') && (ptr2 > SaveHText))
{
ptr2 --;
}
if (ptr2 == SaveHText)
{
// End
ForwardingInfo->HADDRS[Count][Elements++] = _strdup(ptr2);
break;
}
ForwardingInfo->HADDRS[Count][Elements++] = _strdup(ptr2+1);
*ptr2 = 0;
} while(TRUE);
}
ForwardingInfo->HADDRS[Count][Elements++] = NULL;
// If the route is not a complete HR (ie starting with a continent)
// Add elemets from BBS HA to complete it.
// (How do we know how many??
// ?? Still ont sure about this ??
// What i was trying to do was end up with a full HR, but knowing how many elements to use.
// Far simpler to config it, but can users cope??
// Will config for testing. HA, N
/*
TopElement=ForwardingInfo->HADDRS[Count][0];
if (strcmp(TopElement, MyElements[0]) == 0)
goto FullHR;
if (FindContinent(TopElement))
goto FullHR;
// Need to add stuff from our HR
Elements--;
if (Elements < MyElementCount)
break;
FullHR:
*/
ForwardingInfo->HADDROffet[Count] = (Num)? atoi(Num): 0;
if (ForwardingInfo->HADDRS[Count][1])
{
if (strlen(ForwardingInfo->HADDRS[Count][1]) == 4)
{
// Convert to 2 char Continent;
Continent = FindContinent(ForwardingInfo->HADDRS[Count][1]);
if (Continent)
{
free(ForwardingInfo->HADDRS[Count][1]);
ForwardingInfo->HADDRS[Count][1] = _strdup(Continent->TwoCharCode);
}
}
}
free(SaveHText);
HText++;
Count++;
}
ForwardingInfo->HADDRS[Count] = NULL;
}
VOID SetupHAddresesP(struct BBSForwardingInfo * ForwardingInfo)
{
int Count=0;
char ** HText = ForwardingInfo->HaddressesP;
char * SaveHText, * ptr2;
// char * TopElement;
char * Num;
struct Continent * Continent;
ForwardingInfo->HADDRSP = zalloc(4); // always NULL entry on end even if no values
while(HText[0])
{
int Elements = 1;
ForwardingInfo->HADDRSP = realloc(ForwardingInfo->HADDRSP, (Count+2)*4);
ForwardingInfo->HADDRSP[Count] = zalloc(8); // Always at lesat WWW and NULL
SaveHText = _strdup(HText[0]);
Num = strlop(SaveHText, ',');
ptr2 = SaveHText + strlen(SaveHText) -1;
ForwardingInfo->HADDRSP[Count][0] = _strdup(WW);
if (strcmp(HText[0], "WW") != 0)
{
do
{
ForwardingInfo->HADDRSP[Count] = realloc(ForwardingInfo->HADDRSP[Count], (Elements+2)*4);
while ((*ptr2 != '.') && (ptr2 > SaveHText))
{
ptr2 --;
}
if (ptr2 == SaveHText)
{
// End
ForwardingInfo->HADDRSP[Count][Elements++] = _strdup(ptr2);
break;
}
ForwardingInfo->HADDRSP[Count][Elements++] = _strdup(ptr2+1);
*ptr2 = 0;
} while(TRUE);
}
ForwardingInfo->HADDRSP[Count][Elements++] = NULL;
if (ForwardingInfo->HADDRSP[Count][1])
{
if (strlen(ForwardingInfo->HADDRSP[Count][1]) == 4)
{
// Convert to 2 char Continent;
Continent = FindContinent(ForwardingInfo->HADDRSP[Count][1]);
if (Continent)
{
free(ForwardingInfo->HADDRSP[Count][1]);
ForwardingInfo->HADDRSP[Count][1] = _strdup(Continent->TwoCharCode);
}
}
}
free(SaveHText);
HText++;
Count++;
}
ForwardingInfo->HADDRSP[Count] = NULL;
}
VOID CheckAndSend(struct MsgInfo * Msg, CIRCUIT * conn, struct UserInfo * bbs)
{
struct BBSForwardingInfo * ForwardingInfo = bbs->ForwardingInfo;
if (ForwardToMe || _stricmp(bbs->Call, BBSName) != 0) // Dont forward to ourself - already here! (unless ForwardToMe set)
{
if ((conn == NULL) || (!(conn->BBSFlags & BBS) || (_stricmp(conn->UserPointer->Call, bbs->Call) != 0))) // Dont send back
{
set_fwd_bit(Msg->fbbs, bbs->BBSNumber);
ForwardingInfo->MsgCount++;
if (ForwardingInfo->SendNew)
ForwardingInfo->FwdTimer = ForwardingInfo->FwdInterval;
}
}
else
Logprintf(LOG_BBS, conn, '?', "Message matches this BBS and ForwardToMe not set - not queuing message");
}
VOID UpdateB2Dest(struct MsgInfo * Msg, char * Alias)
{
int FileSize;
char MsgFile[MAX_PATH];
FILE * hFile;
char * MsgBytes;
struct stat STAT;
sprintf_s(MsgFile, sizeof(MsgFile), "%s/m_%06d.mes", MailDir, Msg->number);
if (stat(MsgFile, &STAT) == -1)
return;
FileSize = STAT.st_size;
hFile = fopen(MsgFile, "rb");
if (hFile == NULL)
return;
MsgBytes=malloc(FileSize + 100); // A bit of space for alias substitution on B2
fread(MsgBytes, 1, FileSize, hFile);
fclose(hFile);
if (MsgBytes)
{
char * To, * AT, * ATEND;
To = strstr(MsgBytes, "To:");
if (To)
{
ATEND = strchr(To, '\r');
if (ATEND)
{
int i = ATEND - To;
AT = memchr(To, '@', i);
if (AT)
{
// Move Message up/down to make room for substitution
int Diff = (ATEND - AT - 1) - strlen(Alias);
int BeforeAT = AT - MsgBytes + 1;
int j = 0;
memmove(AT + 1, AT + Diff + 1, Msg->length - BeforeAT + 10);
memcpy(AT + 1, Alias, strlen(Alias));
j = 1;
Msg->length -= Diff;
// Write Back
hFile = fopen(MsgFile, "wb");
if (hFile == NULL)
return;
fwrite(MsgBytes, 1, Msg->length, hFile);
fclose(hFile);
}
}
}
}
}
int MatchMessagetoBBSList(struct MsgInfo * Msg, CIRCUIT * conn)
{
struct UserInfo * bbs;
struct UserInfo * user;
struct BBSForwardingInfo * ForwardingInfo;
char ATBBS[41]="";
char RouteElements[41];
int Count = 0;
char * HElements[20] = {NULL};
int Elements = 0;
char * ptr2;
int MyElement = 0;
BOOL Flood = FALSE;
char FullRoute[100];
struct Continent * Continent;
struct Country * Country;
struct ALIAS * Alias;
struct UserInfo * RMS;
if (Msg->status == 'K')
return 1; // No point, but don't want no route warning
strcpy(RouteElements, Msg->via);
Logprintf(LOG_BBS, conn, '?', "Msg %d Routing Trace To %s Via %s", Msg->number, Msg->to, RouteElements);
// "NTS" Alias substitution is now done on P and T before any other processing
// No, Not a good idea to use same aliss file for NTS and other messages
// (What about OT 2*?)
// If we need to alias other types, add a new file
if (strchr(RouteElements, '!')) // Source Route ("Bang Routing")
{
char * bang = &RouteElements[strlen(RouteElements)];
while (*(--bang) != '!'); // Find last !
*(bang) = 0; // remove it;
_strupr(++bang);
strcpy(Msg->via, RouteElements); // Remove from via
for (bbs = BBSChain; bbs; bbs = bbs->BBSNext)
{
if (_stricmp(bbs->Call, bang) == 0)
{
Logprintf(LOG_BBS, conn, '?', "Routing Trace Source Route via %s", bbs->Call);
CheckAndSend(Msg, conn, bbs);
return 1;
}
}
if (conn && !(conn->BBSFlags & BBS))
nodeprintf(conn, "Routing via %s requested but %s not known to this BBS\r", bang, bang);
Logprintf(LOG_BBS, conn, '?', "Routing via %s requested but %s not known to this BBS", bang, bang);
}
if (Msg->type == 'T')
{
strlop(RouteElements, '.');
Alias = CheckForNTSAlias(Msg, RouteElements);
if (Alias)
{
// Replace the AT in the message with the Alias
Logprintf(LOG_BBS, conn, '?', "Routing Trace @%s taken from Alias File", Alias->Alias);
strcpy(Msg->via, Alias->Alias);
if (Msg->B2Flags)
UpdateB2Dest(Msg, Alias->Alias);
SaveMessageDatabase();
}
strcpy(RouteElements, Msg->via); // May have changed
}
// See if sending @ winlink.org
if (_stricmp(Msg->to, "RMS") == 0)
{
// If a user of this bbs with Poll RMS set, leave it here - no point in sending to winlink
// To = RMS could come from RMS:EMAIL Address. If so, we only check user if @winlink.org, or
// we will hold [email protected]
char * Call;
char * AT;
Call = _strupr(_strdup(Msg->via));
AT = strlop(Call, '@');
if (AT)
{
if (_stricmp(AT, "WINLINK.ORG") == 0)
{
user = LookupCall(Call);
if (user)
{
if (user->flags & F_POLLRMS)
{
Logprintf(LOG_BBS, conn, '?', "Message @ winlink.org, but local RMS user - leave here");
strcpy(Msg->to, Call);
strcpy(Msg->via, AT);
free(Call);
if (user->flags & F_BBS) // User is also a BBS, so set FWD bit so he can get it
set_fwd_bit(Msg->fbbs, user->BBSNumber);
return 1;
}
}
}
}
free(Call);
// To = RMS, but not winlink.org, or not local user.
RMS = FindRMS();
if (RMS)
{
Logprintf(LOG_BBS, conn, '?', "Routing Trace to RMS Matches BBS RMS");
set_fwd_bit(Msg->fbbs, RMS->BBSNumber);
RMS->ForwardingInfo->MsgCount++;
if (RMS->ForwardingInfo->SendNew)
RMS->ForwardingInfo->FwdTimer = RMS->ForwardingInfo->FwdInterval;
return 1;
}
// To RMS, but don't have a BBS called RMS - dropthrough in case we are forwarding RMS to another BBS
}
if (_stricmp(RouteElements, "WINLINK.ORG") == 0)
{
user = LookupCall(Msg->to);
if (user)
{
if (user->flags & F_POLLRMS)
{
Logprintf(LOG_BBS, conn, '?', "Routing Trace @ winlink.org, but local RMS user - leave here");
if (user->flags & F_BBS) // User is also a BBS, so set FWD bit so he can get it
set_fwd_bit(Msg->fbbs, user->BBSNumber);
return 1; // Route found
}
}