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8c296bbcd4
This patch was generated by a script. Here's the source of the script for
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find . ! -wholename "*nsprpub*" \
! -wholename "*security/nss*" \
! -wholename "*/.hg*" \
! -wholename "obj-ff-dbg*" \
! -name nsXPCOMCID.h \
! -name prtypes.h \
-type f \
\( -iname "*.cpp" \
-o -iname "*.h" \
-o -iname "*.c" \
-o -iname "*.cc" \
-o -iname "*.idl" \
-o -iname "*.ipdl" \
-o -iname "*.ipdlh" \
-o -iname "*.mm" \) | \
xargs -n 1 sed -i -e "s/\b$1\b/$2/g"
}
convert PRInt8 int8_t
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convert PRInt16 int16_t
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107 lines
1.8 KiB
C++
107 lines
1.8 KiB
C++
#include "mozilla/Assertions.h"
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#include <stdio.h>
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#include "nscore.h"
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#include "nsXULAppAPI.h"
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#include "nsExceptionHandler.h"
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/*
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* This pure virtual call example is from MSDN
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*/
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class A;
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void fcn( A* );
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class A
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{
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public:
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virtual void f() = 0;
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A() { fcn( this ); }
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};
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class B : A
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{
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void f() { }
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public:
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void use() { }
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};
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void fcn( A* p )
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{
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p->f();
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}
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void PureVirtualCall()
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{
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// generates a pure virtual function call
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B b;
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b.use(); // make sure b's actually used
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}
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// Keep these in sync with CrashTestUtils.jsm!
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const int16_t CRASH_INVALID_POINTER_DEREF = 0;
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const int16_t CRASH_PURE_VIRTUAL_CALL = 1;
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const int16_t CRASH_RUNTIMEABORT = 2;
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const int16_t CRASH_OOM = 3;
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const int16_t CRASH_MOZ_CRASH = 4;
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extern "C" NS_EXPORT
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void Crash(int16_t how)
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{
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switch (how) {
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case CRASH_INVALID_POINTER_DEREF: {
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volatile int* foo = (int*)0x42;
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*foo = 0;
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// not reached
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break;
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}
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case CRASH_PURE_VIRTUAL_CALL: {
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PureVirtualCall();
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// not reached
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break;
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}
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case CRASH_RUNTIMEABORT: {
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NS_RUNTIMEABORT("Intentional crash");
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break;
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}
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case CRASH_OOM: {
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(void) moz_xmalloc((size_t) -1);
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(void) moz_xmalloc((size_t) -1);
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(void) moz_xmalloc((size_t) -1);
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break;
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}
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case CRASH_MOZ_CRASH: {
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MOZ_CRASH();
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break;
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}
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default:
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break;
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}
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}
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extern "C" NS_EXPORT
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nsISupports* LockDir(nsIFile *directory)
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{
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nsISupports* lockfile = nullptr;
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XRE_LockProfileDirectory(directory, &lockfile);
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return lockfile;
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}
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char testData[32];
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extern "C" NS_EXPORT
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uint64_t SaveAppMemory()
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{
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for (size_t i=0; i<sizeof(testData); i++)
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testData[i] = i;
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FILE *fp = fopen("crash-addr", "w");
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if (!fp)
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return 0;
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fprintf(fp, "%p\n", (void *)testData);
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fclose(fp);
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return (int64_t)testData;
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}
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