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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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10
modules/hamsandwich/Trampolines.h
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@@ -562,10 +562,10 @@ namespace Trampolines
#elif defined(__GNUC__)
# if defined(__APPLE__)
void *ret = valloc(m_size);
# else
void *ret=memalign(sysconf(_SC_PAGESIZE), m_size);
# endif
mprotect(ret,m_size,PROT_READ|PROT_WRITE|PROT_EXEC);
# else
void *ret=mmap(nullptr, m_size, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
# endif
#endif
memcpy(ret, m_buffer, m_size);
@@ -588,7 +588,7 @@ namespace Trampolines
/**
* Utility to make a generic trampoline.
*/
inline void *CreateGenericTrampoline(bool thiscall, bool voidcall, bool retbuf, int paramcount, void *extraptr, void *callee)
inline void *CreateGenericTrampoline(bool thiscall, bool voidcall, bool retbuf, int paramcount, void *extraptr, void *callee, int *size)
{
Trampolines::TrampolineMaker tramp;
@@ -628,7 +628,7 @@ inline void *CreateGenericTrampoline(bool thiscall, bool voidcall, bool retbuf,
}
#endif
return tramp.Finish(NULL);
return tramp.Finish(size);
};