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SELinux compatibility: memalign -> mmap

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This commit is contained in:
WPMGPRoSToTeMa
2016-01-01 05:12:55 +03:00
parent 866339eff6
commit 48d7a04c73
7 changed files with 33 additions and 17 deletions
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9
modules/hamsandwich/hook.h
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@@ -37,9 +37,10 @@ public:
int del; // 1 if this hook should be destroyed after exec
void *tramp; // trampoline for this hook
char *ent; // ent name that's being hooked
int trampSize;
Hook(void **vtable_, int entry_, void *target_, bool voidcall, bool retbuf, int paramcount, char *name) :
func(NULL), vtable(vtable_), entry(entry_), target(target_), exec(0), del(0), tramp(NULL)
func(NULL), vtable(vtable_), entry(entry_), target(target_), exec(0), del(0), tramp(NULL), trampSize(0)
{
// original function is vtable[entry]
// to not make the compiler whine, cast vtable to int **
@@ -48,7 +49,7 @@ public:
// now install a trampoline
// (int thiscall, int voidcall, int paramcount, void *extraptr)
tramp = CreateGenericTrampoline(true, voidcall, retbuf, paramcount, (void*)this, target);
tramp = CreateGenericTrampoline(true, voidcall, retbuf, paramcount, (void*)this, target, &trampSize);
// Insert into vtable
#if defined(_WIN32)
@@ -82,7 +83,9 @@ public:
ivtable[entry]=(int *)func;
#if defined(_WIN32)
VirtualFree(tramp, 0, MEM_RELEASE);
#elif defined(__linux__) || defined(__APPLE__)
#elif defined(__linux__)
munmap(tramp, trampSize);
#elif defined(__APPLE__)
free(tramp);
#endif