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This commit is contained in:
asmodai 2017-06-27 00:10:45 +03:00
parent 26f6ea6458
commit e49aa9bb2b
5 changed files with 37 additions and 22 deletions
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1
metamod/msvc/metamod.vcxproj
View File

@ -247,6 +247,7 @@
<ClInclude Include="..\src\utils.h" />
</ItemGroup>
<ItemGroup>
<None Include="..\extra\config.ini" />
<None Include="metamod.def" />
</ItemGroup>
<ItemGroup>

6
metamod/msvc/metamod.vcxproj.filters
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@ -9,6 +9,9 @@
<UniqueIdentifier>{dfc6c7bb-cea4-43c5-bb1b-b8145cf93dd5}</UniqueIdentifier>
<Extensions>ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe</Extensions>
</Filter>
<Filter Include="Extra">
<UniqueIdentifier>{6da03b3e-ec77-465c-bdef-280206450268}</UniqueIdentifier>
</Filter>
</ItemGroup>
<ItemGroup>
<ClCompile Include="..\src\api_info.cpp">
@ -183,6 +186,9 @@
<None Include="metamod.def">
<Filter>Resource Files</Filter>
</None>
<None Include="..\extra\config.ini">
<Filter>Extra</Filter>
</None>
</ItemGroup>
<ItemGroup>
<ResourceCompile Include="metamod.rc">

16
metamod/src/callback_jit.cpp
View File

@ -140,7 +140,7 @@ void CForwardCallbackJIT::naked_main()
jecxz(go_next_plugin);
jnz(go_next_plugin);
if (&plug == &m_jitdata->plugins->front()) { // init
if (&plug == &m_jitdata->plugins->front()) { // init meta globals
xor_(eax, eax);
mov(dword_ptr[globals + mg_mres], MRES_IGNORED);
mov(dword_ptr[globals + mg_prev_mres], eax); // MRES_UNSET
@ -154,12 +154,14 @@ void CForwardCallbackJIT::naked_main()
call_func(ecx);
// update highest meta result
mov(edx, dword_ptr[globals + mg_mres]);
mov(ecx, dword_ptr[globals + mg_status]);
cmp(edx, ecx);
cmovg(ecx, edx);
mov(dword_ptr[globals + mg_status], ecx);
// save return value if supercede
if (m_jitdata->has_ret) {
mov(ecx, dword_ptr[esp + over_ret]);
cmp(edx, MRES_SUPERCEDE);
@ -170,20 +172,22 @@ void CForwardCallbackJIT::naked_main()
L(go_next_plugin);
}
// call original if need
// call original if it needed
cmp(dword_ptr[globals + mg_status], MRES_SUPERCEDE);
jz("skip_original");
{
// and present
if (m_jitdata->pfn_original) {
mov(ecx, m_jitdata->pfn_original);
call_func(ecx);
}
// store original return value
if (m_jitdata->has_ret) {
if (m_jitdata->pfn_original)
mov(dword_ptr[esp + orig_ret], eax);
else
mov(dword_ptr[esp + orig_ret], TRUE); // for should collide :/
mov(dword_ptr[esp + orig_ret], TRUE); // fix for should collide :/
jmp("skip_supercede");
}
@ -219,7 +223,7 @@ void CForwardCallbackJIT::naked_main()
jecxz(go_next_plugin);
jnz(go_next_plugin);
if (&plug == &m_jitdata->plugins->front()) { // init
if (&plug == &m_jitdata->plugins->front()) { // init meta globals
xor_(eax, eax);
mov(dword_ptr[globals + mg_mres], MRES_IGNORED);
mov(dword_ptr[globals + mg_prev_mres], eax); // MRES_UNSET
@ -233,12 +237,14 @@ void CForwardCallbackJIT::naked_main()
call_func(ecx);
// update highest meta result
mov(edx, dword_ptr[globals + mg_mres]);
mov(ecx, dword_ptr[globals + mg_status]);
cmp(ecx, edx);
cmovl(ecx, edx);
mov(dword_ptr[globals + mg_status], ecx);
// save return value if supercede
if (m_jitdata->has_ret) {
cmp(edx, MRES_SUPERCEDE);
mov(ecx, dword_ptr[esp + over_ret]);
@ -255,11 +261,13 @@ void CForwardCallbackJIT::naked_main()
call_func(ecx);
}
// restore meta globals
movaps(xmm0, xmmword_ptr[esp + mg_backup + sizeof(int) * 2]);
movq(xmm1, qword_ptr[esp + mg_backup]);
movaps(xmmword_ptr[globals], xmm0);
movq(qword_ptr[globals + xmmreg_size], xmm1);
// setup return value and override it if needed
if (m_jitdata->has_ret) {
mov(eax, dword_ptr[esp + orig_ret]);
cmp(dword_ptr[globals + mg_status], MRES_OVERRIDE);

18
metamod/src/metamod.cpp
View File

@ -439,28 +439,28 @@ static void meta_collect_fix_data(uint32* const esp, std::vector<fixdata_t>& dat
char* raddr = (char *)*pret;
size_t args_count = 0;
if ((raddr[0] == 0x83 && raddr[1] == 0xC4))
if ((raddr[0] == 0x83 && raddr[1] == 0xC4)) // add esp, XX
args_count = raddr[2] / 4;
// 8B 0D 4E 61 BC 00 mov ecx, ds : 0BC614Eh
// 80 3D 4E 61 BC 00 05 cmp byte ptr ds : 0BC614Eh, 5
// 8B 0D 4E 61 BC 00 mov ecx, ds:0BC614Eh
// 80 3D 4E 61 BC 00 05 cmp byte ptr ds:0BC614Eh, 5
char pattern[] = "\x8B\x0D\x2A\x2A\x2A\x2A\x80\x3D";
// scan for callback addr
do raddr--;
while (!mem_compare(raddr, pattern, sizeof pattern - 1));
uint32 callback = *(uint32 *)(raddr + 2);
uint32 callback = *(uint32 *)(raddr + 2); // mov ecx, [callback]
data.push_back({pret, callback});
// 0F 29 44 24 1C movaps xmmword ptr[esp + 1Ch], xmm0
// 66 0F D6 4C 24 14 movq mmword ptr[esp + 14h], xmm1
// 0F 29 44 24 1C movaps xmmword ptr [esp + 1Ch], xmm0
// 66 0F D6 4C 24 14 movq mmword ptr [esp + 14h], xmm1
// 0F 29 84 24 36 05 00 00 movaps xmmword ptr[esp + 536h], xmm0
// 66 0F D6 8C 24 36 05 00 00 movq qword ptr[esp + 536h], xmm1
// 0F 29 84 24 36 05 00 00 movaps xmmword ptr [esp + 536h], xmm0
// 66 0F D6 8C 24 36 05 00 00 movq qword ptr [esp + 536h], xmm1
char pattern2[] = "\x66\x0F\xD6\x2A\x24";
// scan for mg_backup
// scan for mg_backup at stack
do raddr--;
while (!mem_compare(raddr, pattern2, sizeof pattern2 - 1));

4
publish.gradle
View File

@ -74,11 +74,11 @@ task publishPrepareFiles << {
}
copy {
from 'metamod/extra/example'
into 'publish/publishRoot/metamod/example'
into 'publish/publishRoot/metamod/example_plugin'
}
copy {
from 'publish/publishRoot/metamod/sdk'
into 'publish/publishRoot/metamod/example/include/metamod'
into 'publish/publishRoot/metamod/example_plugin/include/metamod'
}
}