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HTTPcode.c
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HTTPcode.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
*/
//#define WIN32_LEAN_AND_MEAN // Exclude rarely-used stuff from Windows headers
#define _CRT_SECURE_NO_DEPRECATE
#define _USE_32BIT_TIME_T
#define DllImport
#include "CHeaders.h"
#include <stdlib.h>
#include "tncinfo.h"
#include "time.h"
#include "bpq32.h"
#include "telnetserver.h"
#define CKernel
#include "HTTPConnectionInfo.h"
extern int MAXBUFFS, QCOUNT, MINBUFFCOUNT, NOBUFFCOUNT, BUFFERWAITS, L3FRAMES;
extern int NUMBEROFNODES, MAXDESTS, L4CONNECTSOUT, L4CONNECTSIN, L4FRAMESTX, L4FRAMESRX, L4FRAMESRETRIED, OLDFRAMES;
extern int STATSTIME;
extern TRANSPORTENTRY * L4TABLE;
extern BPQVECSTRUC BPQHOSTVECTOR[];
extern BOOL APRSApplConnected;
extern char VersionString[];
VOID FormatTime3(char * Time, time_t cTime);
DllExport int APIENTRY Get_APPLMASK(int Stream);
VOID SaveUIConfig();
int ProcessNodeSignon(SOCKET sock, struct TCPINFO * TCP, char * MsgPtr, char * Appl, char * Reply, struct HTTPConnectionInfo ** Session);
VOID SetupUI(int Port);
VOID SendUIBeacon(int Port);
VOID GetParam(char * input, char * key, char * value);
VOID ARDOPAbort(struct TNCINFO * TNC);
extern struct ROUTE * NEIGHBOURS;
extern int ROUTE_LEN;
extern int MAXNEIGHBOURS;
extern struct DEST_LIST * DESTS; // NODE LIST
extern int DEST_LIST_LEN;
extern int MAXDESTS; // MAX NODES IN SYSTEM
extern struct _LINKTABLE * LINKS;
extern int LINK_TABLE_LEN;
extern int MAXLINKS;
extern COLORREF Colours[256];
extern BOOL IncludesMail;
extern BOOL IncludesChat;
extern BOOL APRSWeb;
extern char * UIUIDigi[33];
extern char UIUIDEST[33][11]; // Dest for Beacons
extern UCHAR FN[33][256]; // Filename
extern int Interval[33]; // Beacon Interval (Mins)
extern char Message[33][1000]; // Beacon Text
extern int MinCounter[33]; // Interval Countdown
extern BOOL SendFromFile[33];
extern HKEY REGTREE;
extern BOOL APRSActive;
char * strlop(char * buf, char delim);
VOID sendandcheck(SOCKET sock, const char * Buffer, int Len);
int CompareNode(const void *a, const void *b);
int CompareAlias(const void *a, const void *b);
void ProcessMailHTTPMessage(struct HTTPConnectionInfo * Session, char * Method, char * URL, char * input, char * Reply, int * RLen);
void ProcessChatHTTPMessage(struct HTTPConnectionInfo * Session, char * Method, char * URL, char * input, char * Reply, int * RLen);
struct PORTCONTROL * APIENTRY GetPortTableEntryFromSlot(int portslot);
int SetupNodeMenu(char * Buff);
int StatusProc(char * Buff);
int ProcessMailSignon(struct TCPINFO * TCP, char * MsgPtr, char * Appl, char * Reply, struct HTTPConnectionInfo ** Session, BOOL WebMail);
int ProcessChatSignon(struct TCPINFO * TCP, char * MsgPtr, char * Appl, char * Reply, struct HTTPConnectionInfo ** Session);
VOID APRSProcessHTTPMessage(SOCKET sock, char * MsgPtr);
static struct HTTPConnectionInfo * SessionList; // active term mode sessions
char Mycall[10];
char APRSPipeFileName[] = "\\\\.\\pipe\\BPQAPRSWebPipe";
char MAILPipeFileName[] = "\\\\.\\pipe\\BPQMAILWebPipe";
char CHATPipeFileName[] = "\\\\.\\pipe\\BPQCHATWebPipe";
char Index[] = "<html><head><title>%s's BPQ32 Web Server</title></head><body><P align=center>"
"<table border=2 cellpadding=2 cellspacing=2 bgcolor=white>"
"<tr><td align=center><a href=/Node/NodeMenu.html>Node Pages</a></td>"
"<td align=center><a href=/aprs/all.html>APRS Pages</a></td></tr></table></body></html>";
char IndexNoAPRS[] = "<meta http-equiv=\"refresh\" content=\"0;url=/Node/NodeIndex.html\">"
"<html><head></head><body></body></html>";
char NodeMenuHeader[] = "<html><head><title>%s's BPQ32 Web Server</title><script>"
"function dev_win(URL,x,y){"
"var xx = \"width=\" + x;"
"var yy = \",height=\" + y;"
"var param = \"toolbar=no, location=no, directories=no, status=no, "
"menubar=no, scrollbars=no, resizable=no, titlebar=no, toobar=no, \" + xx + yy;"
"window.open(URL,\"_blank\",param);"
"}"
"function open_win(){";
char NodeMenuLine[] = "dev_win(\"/Node/Port?%d\",%d,%d);";
char NodeMenuRest[] = "}</script></head>"
"<body background=\"/background.jpg\"><h1 align=center>BPQ32 Node %s</h1><P>"
"<P align=center><table border=1 cellpadding=2 bgcolor=white><tr>"
"<td><a href=/Node/Routes.html>Routes</a></td>"
"<td><a href=/Node/Nodes.html>Nodes</a></td>"
"<td><a href=/Node/Ports.html>Ports</a></td>"
"<td><a href=/Node/Links.html>Links</a></td>"
"<td><a href=/Node/Users.html>Users</a></td>"
"<td><a href=/Node/Stats.html>Stats</a></td>"
"<td><a href=/Node/Terminal.html>Terminal</a></td>%s%s%s%s%s";
char DriverBit[] = "<td><a href=\"javascript:open_win();\">Driver Windows</a></td>"
"<td><a href=javascript:dev_win(\"/Node/Streams\",820,700);>Stream Status</a></td>";
char APRSBit[] = "<td><a href=../aprs/all.html>APRS Pages</a></td>";
char MailBit[] = "<td><a href=../Mail/Header>Mail Mgmt</a></td>"
"<td><a href=/Webmail>WebMail</a></td>";
char ChatBit[] = "<td><a href=../Chat/Header>Chat Mgmt</a></td>";
char NodeTail[] = "<td><a href=/Node/Signon.html>SYSOP Signin</a></td>"
"<td><a href=/Node/EditCfg.html>Edit Config</a></td>"
"</tr></table>";
char Tail[] = "</body></html>";
char RouteHddr[] = "<h2 align=center>Routes</h2><table align=center border=2 style=font-family:monospace bgcolor=white>"
"<tr><th>Port</th><th>Call</th><th>Quality</th><th>Node Count</th><th>Frame Count</th><th>Retries</th><th>Percent</th><th>Maxframe</th><th>Frack</th><th>Last Heard</th><th>Queued</th><th>Rem Qual</th></tr>";
char RouteLine[] = "<tr><td>%s%d</td><td>%s%c</td><td>%d</td><td>%d</td><td>%d</td><td>%d</td><td>%d%</td><td>%d</td><td>%d</td><td>%02d:%02d</td><td>%d</td><td>%d</td></tr>";
char xNodeHddr[] = "<align=center><form align=center method=get action=/Node/Nodes.html>"
"<table align=center bgcolor=white>"
"<tr><td><input type=submit name=a value=\"Nodes Sorted by Alias\"></td><td>"
"<input type=submit name=c value=\"Nodes Sorted by Call\"></td><td>"
"<input type=submit name=t value=\"Nodes with traffic\"></td></tr></form></table>"
"<h2 align=center>Nodes %s</h2><table style=font-family:monospace align=center border=2 bgcolor=white><tr>";
char NodeHddr[] = "<center><form method=get action=/Node/Nodes.html>"
"<input type=submit name=a value=\"Nodes Sorted by Alias\">"
"<input type=submit name=c value=\"Nodes Sorted by Call\">"
"<input type=submit name=t value=\"Nodes with traffic\"></form></center>"
"<h2 align=center>Nodes %s</h2><table style=font-family:monospace align=center border=2 bgcolor=white><tr>";
char NodeLine[] = "<td><a href=NodeDetail?%s>%s:%s</td>";
char PortsHddr[] = "<h2 align=center>Ports</h2><table align=center border=2 bgcolor=white>"
"<tr><th>Port</th><th>Driver</th><th>ID</th><th>Beacons</th></tr>";
char PortLine[] = "<tr><td>%d</td><td><a href=PortStats?%d&%s> %s</a></td><td>%s</td></tr>";
char PortLineWithBeacon[] = "<tr><td>%d</td><td><a href=PortStats?%d&%s> %s</a></td><td>%s</td><td><a href=PortBeacons?%d> Beacons</a></td></tr>";
char SessionPortLine[] = "<tr><td>%d</td><td>%s</td><td>%s</td><td> </td></tr>";
char StatsHddr[] = "<h2 align=center>Node Stats</h2><table align=center cellpadding=2 bgcolor=white>"
"<col width=250 /><col width=80 /><col width=80 /><col width=80 /><col width=80 /><col width=80 />";
char PortStatsHddr[] = "<h2 align=center>Stats for Port %d</h2><table align=center border=2 cellpadding=2 bgcolor=white>";
char PortStatsLine[] = "<tr><td> %s </td><td> %d </td></tr>";
char Beacons[] = "<h2 align=center>Beacon Configuration for Port %d</h2><h3 align=center>You need to be signed in to save changes</h3><table align=center border=2 cellpadding=2 bgcolor=white>"
"<form method=post action=BeaconAction>"
"<table align=center bgcolor=white>"
"<tr><td>Send Interval (Minutes)</td><td><input type=text name=Every tabindex=1 size=5 value=%d></td></tr>"
"<tr><td>To</td><td><input name=Dest style=\"text-transform:uppercase;\" tabindex=2 size=5 value=%s></td></tr>"
"<tr><td>Path</td><td><input type=text name=Path style=\"text-transform:uppercase;\" size=50 maxlength=50 value=%s></td></tr>"
"<tr><td>Send From File</td><td><input type=text name=File size=50 maxlength=50 value=%s></td></tr>"
"<tr><td>Text</td><td><textarea name=\"Text\" cols=40 rows=5>%s</textarea></td></tr>"
"</table>"
"<input type=hidden name=Port value=%d>"
"<p align=center><input type=submit value=Save><input type=submit value=Test name=Test>"
"</form>";
char LinkHddr[] = "<h2 align=center>Links</h2><table align=center border=2 bgcolor=white>"
"<tr><th>Far Call</th><th>Our Call</th><th>Port</th><th>ax.25 state</th><th>Link Type</th><th>ax.25 Version</th></tr>";
char LinkLine[] = "<tr><td>%s</td><td>%s</td><td>%d</td><td>%s</td><td>%s</td><td align=center >%d</td></tr>";
char UserHddr[] = "<h2 align=center>Sessions</h2><table align=center border=2 cellpadding=2 bgcolor=white>";
char UserLine[] = "<tr><td>%s</td><td>%s</td><td>%s</td></tr>";
char TermSignon[] = "<html><head><title>BPQ32 Node %s Terminal Access</title></head><body background=\"/background.jpg\">"
"<h2 align=center>BPQ32 Node %s Terminal Access</h2>"
"<h3 align=center>Please enter username and password to access the node</h3>"
"<form method=post action=TermSignon>"
"<table align=center bgcolor=white>"
"<tr><td>User</td><td><input type=text name=user tabindex=1 size=20 maxlength=50 /></td></tr>"
"<tr><td>Password</td><td><input type=password name=password tabindex=2 size=20 maxlength=50 /></td></tr></table>"
"<p align=center><input type=submit value=Submit><input type=submit value=Cancel name=Cancel>"
"<input type=hidden name=Appl value=\"%s\" id=Pass></form>";
char PassError[] = "<p align=center>Sorry, User or Password is invalid - please try again</p>";
char BusyError[] = "<p align=center>Sorry, No sessions available - please try later</p>";
char LostSession[] = "<html><body>Sorry, Session had been lost - refresh page to sign in again";
char NoSessions[] = "<html><body>Sorry, No Sessions available - refresh page to try again";
char TermPage[] = "<html><meta http-equiv=""Content-Type"" content=""text/html; charset=UTF-8"" />"
"<head><title>BPQ32 Node %s</title></head>"
"<body><h3 align=center>BPQ32 Node %s</h3>"
"<form method=post action=/Node/TermClose?%s>"
"<p align=center><input type=submit value=\"Close and return to Node Page\" /></form>"
"<iframe src=OutputScreen.html?%s width=100%% height=80%%></iframe>"
"<iframe src=InputLine.html?%s width=100%% height=60></iframe>"
"</body>";
char TermOutput[] = "<html><head>"
"<meta http-equiv=cache-control content=no-cache>"
"<meta http-equiv=pragma content=no-cache>"
"<meta http-equiv=expires content=0>"
"<meta http-equiv=refresh content=2>"
"<script type=\"text/javascript\">\r\n"
"function ScrollOutput()\r\n"
"{window.scrollBy(0,document.body.scrollHeight)}</script>"
"</head><body id=Text onload=\"ScrollOutput()\">"
"<p style=font-family:monospace>";
//<body onLoad="pageScroll()">
//char TermOutputTail[] = "</p><script>scrollElementToEnd(document.getElementById(\"Text\"));</script>";
//char TermOutputTail[] = "</p><script>document.getElementById(\"Text\").scrollTo(0,1500)</script>";
//char TermOutputTail[] = "</p><script>window.scrollBy(0,500);</script></body></html>";
char TermOutputTail[] = "</p></script></body></html>";
char InputLine[] = "<html><head></head><body>"
"<form name=inputform method=post action=/TermInput?%s>"
"<input type=text size=105 name=input />"
"<script>document.inputform.input.focus();</script></form>";
static char NodeSignon[] = "<html><head><title>BPQ32 Node SYSOP Access</title></head><body background=\"/background.jpg\">"
"<h3 align=center>BPQ32 Node %s SYSOP Access</h3>"
"<h3 align=center>This page sets Cookies. Don't continue if you object to this</h3>"
"<h3 align=center>Please enter Callsign and Password to access the Node</h3>"
"<form method=post action=/Node/Signon?Node>"
"<table align=center bgcolor=white>"
"<tr><td>User</td><td><input type=text name=user tabindex=1 size=20 maxlength=50 /></td></tr>"
"<tr><td>Password</td><td><input type=password name=password tabindex=2 size=20 maxlength=50 /></td></tr></table>"
"<p align=center><input type=submit value=Submit /><input type=submit value=Cancel name=Cancel /></form>";
static char MailSignon[] = "<html><head><title>BPQ32 Mail Server Access</title></head><body background=\"/background.jpg\">"
"<h3 align=center>BPQ32 Mail Server %s Access</h3>"
"<h3 align=center>Please enter Callsign and Password to access the BBS</h3>"
"<form method=post action=/Mail/Signon?Mail>"
"<table align=center bgcolor=white>"
"<tr><td>User</td><td><input type=text name=user tabindex=1 size=20 maxlength=50 /></td></tr>"
"<tr><td>Password</td><td><input type=password name=password tabindex=2 size=20 maxlength=50 /></td></tr></table>"
"<p align=center><input type=submit value=Submit /><input type=submit value=Cancel name=Cancel /></form>";
static char ChatSignon[] = "<html><head><title>BPQ32 Chat Server Access</title></head><body background=\"/background.jpg\">"
"<h3 align=center>BPQ32 Chat Server %s Access</h3>"
"<h3 align=center>Please enter Callsign and Password to access the Chat Server</h3>"
"<form method=post action=/Chat/Signon?Chat>"
"<table align=center bgcolor=white>"
"<tr><td>User</td><td><input type=text name=user tabindex=1 size=20 maxlength=50 /></td></tr>"
"<tr><td>Password</td><td><input type=password name=password tabindex=2 size=20 maxlength=50 /></td></tr></table>"
"<p align=center><input type=submit value=Submit /><input type=submit value=Cancel name=Cancel /></form>";
static char MailLostSession[] = "<html><body>"
"<form style=\"font-family: monospace; text-align: center;\" method=post action=/Mail/Lost?%s>"
"Sorry, Session had been lost<br><br> "
"<input name=Submit value=Restart type=submit> <input type=submit value=Exit name=Cancel><br></form>";
static char ConfigEditPage[] = "<html><head><meta content=\"text/html; charset=ISO-8859-1\" http-equiv=\"content-type\">"
"<title></title></head><body>"
"<form style=\"font-family: monospace; text-align: center;\"method=post action=CFGSave?%s>"
"<textarea cols=100 rows=25 name=Msg>%s</textarea><br><br>"
"<input name=Save value=Save type=submit><input name=Cancel value=Cancel type=submit><br></form>";
static char EXCEPTMSG[80] = "";
static void UndoTransparency(char * input)
{
char * ptr1, * ptr2;
char c;
int hex;
ptr1 = ptr2 = input;
// Convert any %xx constructs
while (1)
{
c = *(ptr1++);
if (c == 0)
break;
if (c == '%')
{
c = *(ptr1++);
if(isdigit(c))
hex = (c - '0') << 4;
else
hex = (tolower(c) - 'a' + 10) << 4;
c = *(ptr1++);
if(isdigit(c))
hex += (c - '0');
else
hex += (tolower(c) - 'a' + 10);
*(ptr2++) = hex;
}
else if (c == '+')
*(ptr2++) = 32;
else
*(ptr2++) = c;
}
*ptr2 = 0;
}
VOID PollSession(struct HTTPConnectionInfo * Session)
{
int state, change;
int count, len;
char Msg[400] = "";
char Formatted[2048];
char * ptr1, * ptr2;
char c;
int Line;
// Poll Node
SessionState(Session->Stream, &state, &change);
if (change == 1)
{
int Line = Session->LastLine++;
free(Session->ScreenLines[Line]);
if (state == 1)// Connected
Session->ScreenLines[Line] = _strdup("*** Connected<br>\r\n");
else
Session->ScreenLines[Line] = _strdup("*** Disconnected<br>\r\n");
if (Line == 99)
Session->LastLine = 0;
Session->Changed = TRUE;
}
if (RXCount(Session->Stream) > 0)
{
do
{
GetMsg(Session->Stream, &Msg[0], &len, &count);
// replace cr with <br> and space with
ptr1 = Msg;
ptr2 = &Formatted[0];
if (Session->PartLine)
{
// Last line was incomplete - append to it
Line = Session->LastLine - 1;
if (Line < 0)
Line = 99;
strcpy(Formatted, Session->ScreenLines[Line]);
ptr2 += strlen(Formatted);
Session->LastLine = Line;
Session->PartLine = FALSE;
}
while (len--)
{
c = *(ptr1++);
if (c == 13)
{
int LineLen;
strcpy(ptr2, "<br>\r\n");
// Write to screen
Line = Session->LastLine++;
free(Session->ScreenLines[Line]);
LineLen = strlen(Formatted);
// if line starts with a colour code, process it
if (Formatted[0] == 0x1b && LineLen > 1)
{
int ColourCode = Formatted[1] - 10;
COLORREF Colour = Colours[ColourCode];
char ColString[30];
memmove(&Formatted[20], &Formatted[2], LineLen);
sprintf(ColString, "<font color=#%02X%02X%02X>", GetRValue(Colour), GetGValue(Colour), GetBValue(Colour));
memcpy(Formatted, ColString, 20);
strcat(Formatted, "</font>");
LineLen =+ 28;
}
Session->ScreenLineLen[Line] = LineLen;
Session->ScreenLines[Line] = _strdup(Formatted);
if (Line == 99)
Session->LastLine = 0;
ptr2 = &Formatted[0];
}
else if (c == 32)
{
memcpy(ptr2, " ", 6);
ptr2 += 6;
}
else if (c == '>')
{
memcpy(ptr2, ">", 4);
ptr2 += 4;
}
else if (c == '<')
{
memcpy(ptr2, "<", 4);
ptr2 += 4;
}
else
*(ptr2++) = c;
}
*ptr2 = 0;
if (ptr2 != &Formatted[0])
{
// Incomplete line
// Save to screen
Line = Session->LastLine++;
free(Session->ScreenLines[Line]);
Session->ScreenLines[Line] = _strdup(Formatted);
if (Line == 99)
Session->LastLine = 0;
Session->PartLine = TRUE;
}
// strcat(Session->ScreenBuffer, Formatted);
Session->Changed = TRUE;
} while (count > 0);
}
}
VOID HTTPTimer()
{
// Run every tick. Check for status change and data available
struct HTTPConnectionInfo * Session = SessionList; // active term mode sessions
struct HTTPConnectionInfo * PreviousSession = NULL;
while (Session)
{
Session->KillTimer++;
if (Session->Key[0] != 'T')
{
PreviousSession = Session;
Session = Session->Next;
continue;
}
if (Session->KillTimer > 3000) // Around 5 mins
{
int i;
int Stream = Session->Stream;
for (i = 0; i < 100; i++)
{
free(Session->ScreenLines[i]);
}
SessionControl(Stream, 2, 0);
SessionState(Stream, &i, &i);
DeallocateStream(Stream);
if (PreviousSession)
PreviousSession->Next = Session->Next; // Remove from chain
else
SessionList = Session->Next;
free(Session);
break;
}
PollSession(Session);
// if (Session->ResponseTimer == 0 && Session->Changed)
// Debugprintf("Data to send but no outstanding GET");
if (Session->ResponseTimer)
{
Session->ResponseTimer--;
if (Session->ResponseTimer == 0 || Session->Changed)
{
SOCKET sock = Session->sock;
char _REPLYBUFFER[100000];
int ReplyLen;
char Header[256];
int HeaderLen;
int Last = Session->LastLine;
int n;
strcpy(_REPLYBUFFER, TermOutput);
for (n = Last;;)
{
strcat(_REPLYBUFFER, Session->ScreenLines[n]);
if (n == 99)
n = -1;
if (++n == Last)
break;
}
ReplyLen = strlen(_REPLYBUFFER);
ReplyLen += sprintf(&_REPLYBUFFER[ReplyLen], "%s", TermOutputTail);
HeaderLen = sprintf(Header, "HTTP/1.1 200 OK\r\nContent-Length: %d\r\nContent-Type: text/html\r\n\r\n", ReplyLen);
sendandcheck(sock, Header, HeaderLen);
sendandcheck(sock, _REPLYBUFFER, ReplyLen);
Session->ResponseTimer = Session->Changed = 0;
}
}
PreviousSession = Session;
Session = Session->Next;
}
}
struct HTTPConnectionInfo * AllocateSession(SOCKET sock, char Mode)
{
int KeyVal;
struct HTTPConnectionInfo * Session = zalloc(sizeof(struct HTTPConnectionInfo));
int i;
if (Session == NULL)
return NULL;
if (Mode == 'T')
{
// Terminal
for (i = 0; i < 20; i++)
Session->ScreenLines[i] = _strdup("Scroll to end<br>");
for (i = 20; i < 100; i++)
Session->ScreenLines[i] = _strdup("<br>\r\n");
Session->Stream = FindFreeStream();
if (Session->Stream == 0)
return NULL;
SessionControl(Session->Stream, 1, 0);
}
KeyVal = (int)sock * time(NULL);
sprintf(Session->Key, "%c%012X", Mode, KeyVal);
if (SessionList)
Session->Next = SessionList;
SessionList = Session;
return Session;
}
struct HTTPConnectionInfo * FindSession(char * Key)
{
struct HTTPConnectionInfo * Session = SessionList;
while (Session)
{
if (strcmp(Session->Key, Key) == 0)
return Session;
Session = Session->Next;
}
return NULL;
}
void ProcessTermInput(SOCKET sock, char * MsgPtr, int MsgLen, char * Key)
{
char _REPLYBUFFER[1024];
int ReplyLen = sprintf(_REPLYBUFFER, InputLine, Key, Key);
char Header[256];
int HeaderLen;
int State;
struct HTTPConnectionInfo * Session = FindSession(Key);
int Stream;
if (Session == NULL)
{
ReplyLen = sprintf(_REPLYBUFFER, "%s", LostSession);
}
else
{
char * input = strstr(MsgPtr, "\r\n\r\n"); // End of headers
char * end = &MsgPtr[MsgLen];
int Line = Session->LastLine++;
char * ptr1, * ptr2;
char c;
UCHAR hex;
Stream = Session->Stream;
input += 10;
ptr1 = ptr2 = input;
// Convert any %xx constructs
while (ptr1 != end)
{
c = *(ptr1++);
if (c == '%')
{
c = *(ptr1++);
if(isdigit(c))
hex = (c - '0') << 4;
else
hex = (tolower(c) - 'a' + 10) << 4;
c = *(ptr1++);
if(isdigit(c))
hex += (c - '0');
else
hex += (tolower(c) - 'a' + 10);
*(ptr2++) = hex;
}
else if (c == '+')
*(ptr2++) = 32;
else
*(ptr2++) = c;
}
end = ptr2;
*ptr2 = 0;
strcat(input, "<br>\r\n");
free(Session->ScreenLines[Line]);
Session->ScreenLines[Line] = _strdup(input);
if (Line == 99)
Session->LastLine = 0;
*end++ = 13;
*end = 0;
SessionStateNoAck(Stream, &State);
if (State == 0)
{
char AXCall[10];
SessionControl(Stream, 1, 0);
if (BPQHOSTVECTOR[Session->Stream -1].HOSTSESSION == NULL)
{
//No L4 sessions free
ReplyLen = sprintf(_REPLYBUFFER, "%s", NoSessions);
HeaderLen = sprintf(Header, "HTTP/1.1 200 OK\r\nContent-Length: %d\r\nContent-Type: text/html\r\n\r\n", ReplyLen + strlen(Tail));
send(sock, Header, HeaderLen, 0);
send(sock, _REPLYBUFFER, ReplyLen, 0);
send(sock, Tail, strlen(Tail), 0);
return;
}
ConvToAX25(Session->HTTPCall, AXCall);
ChangeSessionCallsign(Stream, AXCall);
if (Session->USER)
BPQHOSTVECTOR[Session->Stream -1].HOSTSESSION->Secure_Session = Session->USER->Secure;
else
Debugprintf("HTTP Term Session->USER is NULL");
}
SendMsg(Stream, input, end - input);
Session->Changed = TRUE;
Session->KillTimer = 0;
}
HeaderLen = sprintf(Header, "HTTP/1.1 200 OK\r\nContent-Length: %d\r\nContent-Type: text/html\r\n\r\n", ReplyLen + strlen(Tail));
send(sock, Header, HeaderLen, 0);
send(sock, _REPLYBUFFER, ReplyLen, 0);
send(sock, Tail, strlen(Tail), 0);
}
void ProcessTermClose(SOCKET sock, char * MsgPtr, int MsgLen, char * Key)
{
char _REPLYBUFFER[8192];
int ReplyLen = sprintf(_REPLYBUFFER, InputLine, Key, Key);
char Header[256];
int HeaderLen;
struct HTTPConnectionInfo * Session = FindSession(Key);
if (Session)
{
Session->KillTimer = 99999;
}
ReplyLen = SetupNodeMenu(_REPLYBUFFER);
HeaderLen = sprintf(Header, "HTTP/1.1 200 OK\r\nContent-Length: %d\r\nContent-Type: text/html\r\n"
"\r\n", ReplyLen + strlen(Tail));
send(sock, Header, HeaderLen, 0);
send(sock, _REPLYBUFFER, ReplyLen, 0);
send(sock, Tail, strlen(Tail), 0);
}
int ProcessTermSignon(struct TNCINFO * TNC, SOCKET sock, char * MsgPtr, int MsgLen)
{
char _REPLYBUFFER[8192];
int ReplyLen;
char Header[256];
int HeaderLen;
char * input = strstr(MsgPtr, "\r\n\r\n"); // End of headers
char * user, * password, * Context, * Appl;
char NoApp[] = "";
struct TCPINFO * TCP = TNC->TCPInfo;
if (input)
{
int i;
struct UserRec * USER;
UndoTransparency(input);
if (strstr(input, "Cancel=Cancel"))
{
ReplyLen = SetupNodeMenu(_REPLYBUFFER);
goto Sendit;
}
user = strtok_s(&input[9], "&", &Context);
password = strtok_s(NULL, "=", &Context);
password = strtok_s(NULL, "&", &Context);
Appl = strtok_s(NULL, "=", &Context);
Appl = strtok_s(NULL, "&", &Context);
if (Appl == 0)
Appl = NoApp;
for (i = 0; i < TCP->NumberofUsers; i++)
{
USER = TCP->UserRecPtr[i];
if ((strcmp(password, USER->Password) == 0) &&
((_stricmp(user, USER->UserName) == 0 ) || (_stricmp(USER->UserName, "ANON") == 0)))
{
// ok
struct HTTPConnectionInfo * Session = AllocateSession(sock, 'T');
if (Session)
{
char AXCall[10];
ReplyLen = sprintf(_REPLYBUFFER, TermPage, Mycall, Mycall, Session->Key, Session->Key, Session->Key);
if (_stricmp(USER->UserName, "ANON") == 0)
strcpy(Session->HTTPCall, _strupr(user));
else
strcpy(Session->HTTPCall, USER->Callsign);
ConvToAX25(Session->HTTPCall, AXCall);
ChangeSessionCallsign(Session->Stream, AXCall);
BPQHOSTVECTOR[Session->Stream -1].HOSTSESSION->Secure_Session = USER->Secure;
Session->USER = USER;
if (Appl[0])
{
strcat(Appl, "\r");
SendMsg(Session->Stream, Appl, strlen(Appl));
}
}
else
{
ReplyLen = SetupNodeMenu(_REPLYBUFFER);
ReplyLen += sprintf(&_REPLYBUFFER[ReplyLen], "%s", BusyError);
}
break;
}
}
if (i == TCP->NumberofUsers)
{
// Not found
ReplyLen = sprintf(_REPLYBUFFER, TermSignon, Mycall, Mycall, Appl);
ReplyLen += sprintf(&_REPLYBUFFER[ReplyLen], "%s", PassError);
}
}
Sendit:
HeaderLen = sprintf(Header, "HTTP/1.1 200 OK\r\nContent-Length: %d\r\nContent-Type: text/html\r\n\r\n", ReplyLen + strlen(Tail));
send(sock, Header, HeaderLen, 0);
send(sock, _REPLYBUFFER, ReplyLen, 0);
send(sock, Tail, strlen(Tail), 0);
return 1;
}
char * LookupKey(char * Key)
{
if (strcmp(Key, "##MY_CALLSIGN##") == 0)
{
char Mycall[10];
memcpy(Mycall, &MYNODECALL, 10);
strlop(Mycall, ' ');
return _strdup(Mycall);
}
return NULL;
}
int ProcessSpecialPage(char * Buffer, int FileSize)
{
// replaces ##xxx### constructs with the requested data
char * NewMessage = malloc(100000);
char * ptr1 = Buffer, * ptr2, * ptr3, * ptr4, * NewPtr = NewMessage;
int PrevLen;
int BytesLeft = FileSize;
int NewFileSize = FileSize;
char * StripPtr = ptr1;
// strip comments blocks
while (ptr4 = strstr(ptr1, "<!--"))
{
ptr2 = strstr(ptr4, "-->");
if (ptr2)
{
PrevLen = (ptr4 - ptr1);
memcpy(StripPtr, ptr1, PrevLen);
StripPtr += PrevLen;
ptr1 = ptr2 + 3;
BytesLeft = FileSize - (ptr1 - Buffer);
}
}
memcpy(StripPtr, ptr1, BytesLeft);
StripPtr += BytesLeft;
BytesLeft = StripPtr - Buffer;
FileSize = BytesLeft;
NewFileSize = FileSize;
ptr1 = Buffer;
ptr1[FileSize] = 0;
loop:
ptr2 = strstr(ptr1, "##");
if (ptr2)
{
PrevLen = (ptr2 - ptr1); // Bytes before special text
ptr3 = strstr(ptr2+2, "##");
if (ptr3)
{
char Key[80] = "";
int KeyLen;
char * NewText;
int NewTextLen;
ptr3 += 2;
KeyLen = ptr3 - ptr2;
if (KeyLen < 80)
memcpy(Key, ptr2, KeyLen);
NewText = LookupKey(Key);
if (NewText)
{
NewTextLen = strlen(NewText);
NewFileSize = NewFileSize + NewTextLen - KeyLen;
// NewMessage = realloc(NewMessage, NewFileSize);
memcpy(NewPtr, ptr1, PrevLen);
NewPtr += PrevLen;
memcpy(NewPtr, NewText, NewTextLen);
NewPtr += NewTextLen;
free(NewText);
NewText = NULL;
}
else
{
// Key not found, so just leave
memcpy(NewPtr, ptr1, PrevLen + KeyLen);
NewPtr += (PrevLen + KeyLen);
}
ptr1 = ptr3; // Continue scan from here
BytesLeft = Buffer + FileSize - ptr3;
}
else // Unmatched ##
{
memcpy(NewPtr, ptr1, PrevLen + 2);
NewPtr += (PrevLen + 2);
ptr1 = ptr2 + 2;
}
goto loop;
}
// Copy Rest
memcpy(NewPtr, ptr1, BytesLeft);
NewMessage[NewFileSize] = 0;
strcpy(Buffer, NewMessage);
free(NewMessage);
return NewFileSize;
}
int SendMessageFile(SOCKET sock, char * FN, BOOL OnlyifExists)
{
int FileSize, Sent, Loops = 0;
char * MsgBytes;
char MsgFile[512];
FILE * hFile;
int ReadLen;
BOOL Special = FALSE;
int Len;
int HeaderLen;
char Header[256];
time_t ctime;
char TimeString[64];
char FileTimeString[64];
struct stat STAT;
#ifdef WIN32
struct _EXCEPTION_POINTERS exinfo;
strcpy(EXCEPTMSG, "SendMessageFile");