github-starred/ultimatepp
2
0
Fork 0
mirror of https://github.com/ultimatepp/ultimatepp.git synced 2026-07-11 22:03:01 -06:00
Code Issues 33 Projects Packages Wiki Activity Actions

Bazaar/Protect : finally PROTECT_xxxx working in optimal mode too

Browse source 
git-svn-id: svn://ultimatepp.org/upp/trunk@3154 f0d560ea-af0d-0410-9eb7-867de7ffcac7
This commit is contained in:
micio 2011-02-04 00:20:06 +00:00
parent 8d154c26c0
commit 4842a1df2e
1 changed files with 30 additions and 26 deletions
Download patch file Download diff file Expand all files Collapse all files

56
bazaar/Protect/Protect.h
View file

@ -16,11 +16,8 @@ using namespace Upp;
#ifdef PLATFORM_POSIX
// no optimize with -O2 or more an encrypted function
#define PROTECT_NO_OPTIMIZE __attribute__((optimize(0)))
#define PROTECT_START_FUNC(decrFunc) \
static bool __decrypted = false; \
#define PROTECT_START_FUNC1(decrFunc) \
static volatile bool __decrypted = false; \
if(!__decrypted) \
{ \
PROTECT_WRITE_ACCESS((byte *)&&__start, (byte *)&&__end - (byte *)&&__start, true); \
@ -34,26 +31,38 @@ using namespace Upp;
: \
: "eax", "ebx", "ecx", "edx" \
); \
} \
if(!__decrypted) \
goto __end; \
__init: \
asm volatile( \
"\tjmp 1f\n" \
"\t.ascii \""PROTECT_START_MARKER"\"\n" \
"1:\n" \
); \
__start: \
}
/* THIS BECAUSE THEIDE HANGS... */
#define PROTECT_START_FUNC2 \
if(__decrypted) \
{ \
if(!__decrypted) \
{ \
__init: \
asm volatile( \
"\tjmp 1f\n" \
"\t.ascii \""PROTECT_START_MARKER"\"\n" \
"1:\n" \
); \
} \
__start:
#define PROTECT_START_FUNC(DecrFunc) PROTECT_START_FUNC1(DecrFunc) PROTECT_START_FUNC2
#define PROTECT_END_FUNC \
} \
__end: \
asm volatile ( \
"\tjmp 2f\n" \
"\t.ascii \""PROTECT_END_MARKER"\"\n" \
"2:\n" \
);
else \
{ \
__end: \
asm volatile ( \
"\tjmp 2f\n" \
"\t.ascii \""PROTECT_END_MARKER"\"\n" \
"2:\n" \
::: \
); \
goto __start; \
}
#define OBFUSCATE_START_FUNC \
PROTECT_OBFUSCATE((byte *)&&__start, (byte *)&&__end - (byte *)&&__start, (byte *)&&__init + 2, 16 /* sizeof(OBFUSCATE_START_MARKER) + sizeof("0123456789") */); \
@ -84,10 +93,6 @@ using namespace Upp;
#else
// no optimize strongly an encrypted function
// @@ TO DO -- check if needed on MSC...
#define PROTECT_NO_OPTIMIZE
#define _PROTECT_START_MARKER __asm _emit 0xba __asm _emit 0xad __asm _emit 0xde __asm _emit 0xad __asm _emit 0xfa __asm _emit 0xce
#define _PROTECT_END_MARKER __asm _emit 0xc0 __asm _emit 0xde __asm _emit 0xde __asm _emit 0xad __asm _emit 0xfe __asm _emit 0xed
@ -219,7 +224,6 @@ using namespace Upp;
#else
#define PROTECT_NO_OPTIMIZE
#define PROTECT_START_FUNC(decrFunc)
#define PROTECT_END_FUNC
#define OBFUSCATE_START_FUNC