webengine/osswebengine/WebKitTools/mangleme/mangle.cgi.c
changeset 0 dd21522fd290
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/webengine/osswebengine/WebKitTools/mangleme/mangle.cgi.c	Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,122 @@
+/*
+
+   HTML manglizer
+   --------------
+   Copyright (C) 2004 by Michal Zalewski <lcamtuf@coredump.cx>
+
+   HTML manglizer library. Logs random seeds to error-log; find the last entry before
+   crash, then pass it to remangle.cgi to reproduce the problem.
+
+ */
+
+
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+#include "tags.h"
+
+#define R(x) (rand() % (x))
+
+#define MAXTCOUNT 100
+#define MAXPCOUNT 20
+#define MAXSTR2   80
+
+void make_up_value(void) {
+  char c=R(2);
+  
+  if (c) putchar('"');
+
+  switch (R(31)) {
+
+    case 0: printf("javascript:"); make_up_value(); break;
+//    case 1: printf("jar:"); make_up_value(); break;
+    case 2: printf("mk:"); make_up_value(); break;
+    case 3: printf("file:"); make_up_value(); break;
+    case 4: printf("http:"); make_up_value(); break;
+    case 5: printf("about:"); make_up_value(); break;
+    case 6: printf("_blank"); break;
+    case 7: printf("_self"); break;
+    case 8: printf("top"); break;
+    case 9: printf("left"); break;
+    case 10: putchar('&'); make_up_value(); putchar(';'); break;
+    case 11: make_up_value(); make_up_value(); break;
+ 
+    case 12 ... 20: {
+        int c = R(10) ? R(10) : (1 + R(MAXSTR2) * R(MAXSTR2));
+        char* x = malloc(c);
+        memset(x,R(256),c);
+        fwrite(x,c,1,stdout);
+        free(x);
+        break;
+      }
+      
+    case 21: printf("%s","%n%n%n%n%n%n"); break;
+    case 22: putchar('#'); break;
+    case 23: putchar('*'); break;
+    default: if (R(2)) putchar('-'); printf("%d",rand()); break;
+    
+  }
+
+  if (c) putchar('"');
+
+}
+  
+
+void random_tag(void) {
+  int tn, tc;
+  
+  do tn = R(MAXTAGS); while (!tags[tn][0]);
+  tc = R(MAXPCOUNT) + 1;
+  
+  putchar('<');
+  
+  switch (R(10)) {
+    case 0: putchar(R(256)); break;
+    case 1: putchar('/');
+  }
+  
+  printf("%s", tags[tn][0]);
+  
+  while (tc--) {
+    int pn;
+    switch (R(32)) {
+      case 0: putchar(R(256)); 
+      case 1: break;
+      default: putchar(' ');
+    }
+    do pn = R(MAXPARS-1) + 1; while (!tags[tn][pn]);
+    printf("%s", tags[tn][pn]);
+    switch (R(32)) {
+      case 0: putchar(R(256)); 
+      case 1: break;
+      default: putchar('=');
+    }
+    
+    make_up_value();
+    
+  }
+    
+  putchar('>');
+  
+}
+
+
+int main(int argc,char** argv) {
+  int tc,seed;
+  
+  printf("Content-Type: text/html;charset=utf-8\nRefresh: 0;URL=mangle.cgi\n\n");
+  printf("<HTML><HEAD><META HTTP-EQUIV=\"Refresh\" content=\"0;URL=mangle.cgi\">\n");
+  printf("<script language=\"javascript\">setTimeout('window.location=\"mangle.cgi\"', 1000);</script>\n");
+
+  seed = (time(0) ^ (getpid() << 16));
+  fprintf(stderr,"[%u] Mangle attempt 0x%08x (%s) -- %s\n", (int)time(0), seed, getenv("HTTP_USER_AGENT"), getenv("REMOTE_ADDR"));
+  srand(seed);
+  
+  tc = R(MAXTCOUNT) + 1;
+  while (tc--) random_tag();
+  fflush(0);
+  return 0;
+}