зеркало из https://github.com/mozilla/pjs.git
441 строка
6.9 KiB
C
441 строка
6.9 KiB
C
/*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is Web Sniffer.
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*
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* The Initial Developer of the Original Code is Erik van der Poel.
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* Portions created by Erik van der Poel are
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* Copyright (C) 1998,1999,2000 Erik van der Poel.
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* All Rights Reserved.
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*
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* Contributor(s):
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*/
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#include <ctype.h>
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#include <stdlib.h>
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#include <string.h>
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#include "html.h"
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#include "http.h"
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#include "io.h"
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#include "main.h"
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#include "mutex.h"
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#include "url.h"
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#include "utils.h"
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#include "view.h"
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mutex_t mainMutex;
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static char *me = NULL;
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static char *passThese[] =
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{
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"HTTP_USER_AGENT=",
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"HTTP_ACCEPT=",
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"HTTP_ACCEPT_CHARSET=",
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"HTTP_ACCEPT_LANGUAGE=",
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NULL
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};
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void
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reportHTTPCharSet(void *a, unsigned char *charset)
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{
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}
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void
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reportContentType(void *a, unsigned char *contentType)
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{
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}
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void
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reportHTML(void *a, Input *input)
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{
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View *view;
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view = a;
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viewHTML(view, input);
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}
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void
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reportHTMLAttributeName(void *a, HTML *html, Input *input)
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{
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View *view;
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view = a;
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viewHTMLAttributeName(view, input);
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}
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void
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reportHTMLAttributeValue(void *a, HTML *html, Input *input)
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{
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URL *url;
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View *view;
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view = a;
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if (html->currentAttributeIsURL)
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{
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url = urlRelative(html->base, html->currentAttribute->value);
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fprintf(view->out, "<a href=%s%s>", me,
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url ? (char*) url->url : "");
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urlFree(url);
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}
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viewHTMLAttributeValue(view, input);
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if (html->currentAttributeIsURL)
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{
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fprintf(view->out, "</a>");
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}
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}
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void
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reportHTMLTag(void *a, HTML *html, Input *input)
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{
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View *view;
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view = a;
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viewHTMLTag(view, input);
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}
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void
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reportHTMLText(void *a, Input *input)
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{
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View *view;
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view = a;
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viewHTMLText(view, input);
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}
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void
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reportHTTP(void *a, Input *input)
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{
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View *view;
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view = a;
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viewHTTP(view, input);
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}
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void
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reportHTTPBody(void *a, Input *input)
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{
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View *view;
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view = a;
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viewHTTP(view, input);
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}
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void
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reportHTTPHeaderName(void *a, Input *input)
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{
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View *view;
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view = a;
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viewHTTPHeaderName(view, input);
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}
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void
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reportHTTPHeaderValue(void *a, Input *input, unsigned char *url)
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{
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View *view;
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view = a;
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if (url)
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{
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fprintf(view->out, "<a href=%s%s>", me, url);
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}
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viewHTTPHeaderValue(view, input);
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if (url)
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{
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fprintf(view->out, "</a>");
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}
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}
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void
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reportStatus(void *a, char *message, char *file, int line)
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{
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}
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void
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reportTime(int task, struct timeval *theTime)
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{
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}
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unsigned char **
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getHTTPRequestHeaders(View *view, char *host, char *verbose)
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{
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char **e;
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extern char **environ;
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int firstLetter;
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char **h;
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char *p;
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char *q;
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char **r;
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char **ret;
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char *scriptName;
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char *str;
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scriptName = "view.cgi";
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e = environ;
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while (*e)
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{
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e++;
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}
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ret = malloc((e - environ + 1) * sizeof(*e));
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if (!ret)
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{
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return NULL;
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}
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me = malloc(strlen(scriptName) + strlen(verbose) + 1);
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if (!me)
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{
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return NULL;
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}
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strcpy(me, scriptName);
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strcat(me, verbose);
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e = environ;
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r = ret;
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viewReport(view, "will send these HTTP Request headers:");
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while (*e)
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{
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h = passThese;
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while (*h)
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{
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if (!strncmp(*e, *h, strlen(*h)))
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{
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break;
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}
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h++;
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}
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if (*h)
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{
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str = malloc(strlen(*e) - 5 + 1 + 1);
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if (!str)
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{
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continue;
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}
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p = *e + 5;
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q = str;
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while (*p && (*p != '='))
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{
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firstLetter = 1;
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while (*p && (*p != '=') && (*p != '_'))
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{
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if (firstLetter)
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{
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*q++ = *p++;
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firstLetter = 0;
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}
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else
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{
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*q++ = tolower(*p);
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p++;
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}
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}
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if (*p == '_')
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{
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*q++ = '-';
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p++;
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}
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}
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if (*p == '=')
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{
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p++;
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*q++ = ':';
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*q++ = ' ';
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while (*p)
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{
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*q++ = *p++;
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}
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*q = 0;
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*r++ = str;
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viewReport(view, str);
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}
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}
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e++;
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}
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str = malloc(6 + strlen(host) + 1);
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if (str)
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{
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strcpy(str, "Host: ");
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strcat(str, host);
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*r++ = str;
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viewReport(view, str);
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}
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viewReport(view, "<hr>");
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*r = NULL;
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return (unsigned char **) ret;
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}
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int
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main(int argc, char *argv[])
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{
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char *ampersand;
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unsigned char *equals;
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char *name;
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unsigned char *newURL;
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char *p;
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char *query;
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URL *u;
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unsigned char *url;
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char *verbose;
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View *view;
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MUTEX_INIT();
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url = NULL;
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verbose = "?url=";
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query = getenv("QUERY_STRING");
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view = viewAlloc();
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view->out = stdout;
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freopen("/dev/null", "w", stderr);
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fprintf(view->out, "Content-Type: text/html\n");
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fprintf(view->out, "\n");
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if (query)
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{
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p = query;
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do
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{
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name = p;
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ampersand = strchr(p, '&');
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if (ampersand)
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{
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*ampersand = 0;
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p = ampersand + 1;
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}
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equals = (unsigned char *) strchr(name, '=');
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if (equals)
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{
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*equals = 0;
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if (!strcmp(name, "url"))
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{
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url = equals + 1;
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urlDecode(url);
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}
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else if (!strcmp(name, "verbose"))
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{
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verbose = "?verbose=on&url=";
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viewVerbose();
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}
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}
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} while (ampersand);
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}
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else if (argc > 1)
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{
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url = (unsigned char *) argv[1];
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}
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else
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{
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fprintf(view->out, "no environment variable QUERY_STRING<br>\n");
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fprintf(view->out, "and no arg passed<br>\n");
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return 1;
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}
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if (url && (*url))
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{
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fprintf
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(
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view->out,
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"<html><head><title>View %s</title></head>"
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"<body><tt><b>\n",
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url
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);
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viewReport(view, "input url:");
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viewReport(view, (char *) url);
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viewReport(view, "<hr>");
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u = urlParse(url);
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if
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(
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((!u->scheme)||(!strcmp((char *) u->scheme, "http"))) &&
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(!u->host) &&
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(*url != '/')
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)
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{
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newURL = calloc(strlen((char *) url) + 3, 1);
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if (!newURL)
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{
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viewReport(view, "calloc failed");
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return 1;
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}
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strcpy((char *) newURL, "//");
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strcat((char *) newURL, (char *) url);
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}
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else
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{
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newURL = copyString(url);
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}
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urlFree(u);
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u = urlParse(newURL);
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if
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(
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(
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(!u->scheme) ||
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(!strcmp((char *) u->scheme, "http"))
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) &&
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(!*u->path)
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)
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{
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url = newURL;
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newURL = calloc(strlen((char *) url) + 2, 1);
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if (!newURL)
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{
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viewReport(view, "calloc failed");
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return 1;
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}
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strcpy((char *) newURL, (char *) url);
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free(url);
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strcat((char *) newURL, "/");
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}
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urlFree(u);
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u = urlRelative(
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(unsigned char *) "http://www.mozilla.org/index.html",
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newURL);
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free(newURL);
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viewReport(view, "fully qualified url:");
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viewReport(view, (char *) u->url);
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viewReport(view, "<hr>");
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fflush(view->out);
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if (!strcmp((char *) u->scheme, "http"))
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{
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httpProcess(view, u,
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getHTTPRequestHeaders(view, (char *) u->host,
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verbose));
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}
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else
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{
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fprintf
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(
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view->out,
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"Sorry, %s URLs are not supported yet. "
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"Only http URLs are supported.",
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u->scheme
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);
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}
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fprintf(view->out, "</b></tt></body></html>\n");
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}
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else
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{
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viewReport(view, "no URL or empty URL specified");
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}
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exit(0);
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return 1;
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}
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