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dpavlin |
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/* |
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openisis - an open implementation of the CDS/ISIS database |
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Version 0.8.x (patchlevel see file Version) |
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Copyright (C) 2001-2003 by Erik Grziwotz, erik@openisis.org |
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This library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Lesser General Public |
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License as published by the Free Software Foundation; either |
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version 2.1 of the License, or (at your option) any later version. |
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This library 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 GNU |
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Lesser General Public License for more details. |
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You should have received a copy of the GNU Lesser General Public |
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License along with this library; 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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see README for more information |
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EOH */ |
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/* |
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$Id: tspr.c,v 1.7 2003/06/06 10:35:38 mawag Exp $ |
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OpenIsis TSP runner |
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must be binary in order to use with #! lines |
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*/ |
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#include <stdlib.h> /* getenv */ |
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#include <unistd.h> /* read/write */ |
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#include "openisis.h" |
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#include "openisistcl.h" |
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#define CL_MAX 512*1024 |
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static int opc; |
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static const char **opv; |
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static int urldec ( OpenIsisRec **preq, const char *q, int l ) |
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{ |
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OpenIsisRec *req = *preq; |
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const char *e = q + (0 <= l ? l : (l = strlen(q))); |
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while ( q < e && *q ) { |
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char *v, *p; |
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int tag, len; |
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/* assume numeric tags */ |
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len = openIsisA2il( q, e-q, &tag ); |
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if ( !len && opc ) { |
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int i = opc; |
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while ( i-- ) { |
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int cmplen = strlen(opv[i]); |
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if ( cmplen > e-q-1 ) |
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cmplen = e-q-1; |
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if ( !memcmp( opv[i], q, cmplen ) && '=' == q[cmplen] ) { |
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tag = i+1; |
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len = cmplen; |
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break; |
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} |
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} |
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} |
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q += len; |
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if ( '=' != *q || 0 >= tag ) { |
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openIsisSMsg( OPENISIS_LOG_ERROR, "bad param %d '%.32s'", tag, q ); |
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return 1; |
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} |
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q++; |
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OPENISIS_RADD( req, tag, 0, e-q, !0 ); |
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if ( ! req ) |
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return 3; |
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p = v = (char*)req->field[req->len-1].val; |
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for (;;p++,q++) { |
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switch (*q) { |
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case '+': *p = ' '; continue; |
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default: *p = *q; continue; |
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case '%': /* dehex 2 */ |
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*p = 0; |
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q++; |
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if ( '0' <= *q && *q <= '9' ) |
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*p += *q - '0'; |
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else if ( 'A' <= *q && *q <= 'F' ) |
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*p += *q - 'A' + 10; |
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else if ( 'a' <= *q && *q <= 'f' ) |
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*p += *q - 'a' + 10; |
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else |
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return 2; /* carp bad hex */ |
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*p <<= 4; |
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q++; |
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if ( '0' <= *q && *q <= '9' ) |
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*p += *q - '0'; |
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else if ( 'A' <= *q && *q <= 'F' ) |
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*p += *q - 'A' + 10; |
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else if ( 'a' <= *q && *q <= 'f' ) |
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*p += *q - 'a' + 10; |
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else |
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return 2; |
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continue; |
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case '&': |
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q++; |
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case 0: |
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break; |
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} |
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/* hit proper end */ |
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req->used += req->field[req->len-1].len = p - v; |
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break; |
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} |
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} /* while q */ |
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*preq = req; |
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return 0; |
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} |
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#ifdef ORATCL |
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extern int Oratcl_Init ( Tcl_Interp *ip ); |
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#endif |
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#ifdef PGTCL |
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extern int Pgtcl_Init ( Tcl_Interp *ip ); |
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#endif |
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static int appinit ( Tcl_Interp *interp ) |
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{ |
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if ( TCL_OK != Tcl_Init( interp ) |
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/* done in new session |
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|| TCL_OK != OpenisisTcl_Init( interp ) |
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*/ |
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#ifdef ORATCL |
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|| TCL_OK != Oratcl_Init( interp ) |
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#endif |
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#ifdef PGTCL |
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|| TCL_OK != Pgtcl_Init( interp ) |
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#endif |
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) |
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return TCL_ERROR; |
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return TCL_OK; |
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} |
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static char prelude[] = "Content-Type: text/html\r\n\r\n"; |
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static char code[] = "package require openIsis 0.8\nopenIsis::Tspr $tsp"; |
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int main ( int argc, const char **argv ) |
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{ |
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OpenIsisRec *req = 0; |
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int sid, rid, ret; |
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const char *q; |
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Tcl_Interp *interp; |
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if ( 2 > argc ) |
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return 42; |
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opc = argc-2; |
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opv = argv+1; |
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openIsisCOpen(0); |
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/* Tcl_Main( argc, argv, appinit ); */ |
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Tcl_FindExecutable(argv[0]); /* adds ../lib to auto_path */ |
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interp = Tcl_CreateInterp(); |
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appinit( interp ); |
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if ( (q = getenv("SCRIPT_NAME")) ) |
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OPENISIS_RADDS( req, -10, q, !0 ); |
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if ( (q = getenv("PATH_INFO")) ) |
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OPENISIS_RADDS( req, -11, q, !0 ); |
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if ( (q = getenv("REMOTE_USER")) ) |
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OPENISIS_RADDS( req, -12, q, !0 ); |
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/* URL-decode env(QUERY_STRING) into request record */ |
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if ( (q = getenv("QUERY_STRING")) && (ret = urldec( &req, q, -1 )) ) |
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return ret; |
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if ( (q = getenv("CONTENT_LENGTH")) && *q ) { |
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char buf[CL_MAX+1]; |
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int l = openIsisA2i( q, -1 ); |
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if ( l > CL_MAX ) |
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return 4; |
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if ( !(q = getenv("CONTENT_TYPE")) |
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|| strcmp("application/x-www-form-urlencoded", q) |
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) |
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return 5; |
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if ( l != read( 0, buf, l ) ) |
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return 6; |
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buf[l] = 0; |
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if ( (ret = urldec( &req, buf, l )) ) |
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return ret; |
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} |
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sid = openIsisTclNewSession( interp ); |
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rid = openIsisTclCreateRecCmd( sid, "request", 0, 0 ); |
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Tcl_SetVar( interp, "tsp", (char*)argv[argc-1], 0 ); |
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write( 1, prelude, sizeof(prelude)-1 ); |
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if ( openIsisTclEval( sid, 1, &rid, &req, code ) ) { |
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const char *errorInfo |
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= Tcl_GetVar( interp, "errorInfo", TCL_GLOBAL_ONLY ); |
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openIsisSMsg( OPENISIS_LOG_ERROR, "error in tsp\n%s", |
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errorInfo ? errorInfo : "-" ); |
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return 3; |
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} |
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return 0; |
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} |