reHLDS/metamod-r
2
0
Fork 0
mirror of https://github.com/rehlds/metamod-r.git synced 2025-01-13 15:18:19 +03:00
Code Issues Projects Releases Wiki Activity

Add extra filed for esp to meta globals

Browse Source
This commit is contained in:
asmodai 2017-06-26 18:26:13 +03:00
parent 06535237da
commit eef29cb742
2 changed files with 16 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
metamod/src/callback_jit.cpp
View File

@ -33,6 +33,7 @@ private:
mg_status = 8,
mg_orig_ret = 12,
mg_over_ret = 16,
mg_esp_save = 20
};
enum
@ -53,7 +54,7 @@ CForwardCallbackJIT::CForwardCallbackJIT(jitdata_t* jitdata) : m_jitdata(jitdata
void CForwardCallbackJIT::naked_main()
{
jit_debug("Enter %s\n", m_jitdata->name);
//jit_debug("Enter %s\n", m_jitdata->name);
// prologue
push(ebx);
@ -96,14 +97,14 @@ void CForwardCallbackJIT::naked_main()
else
sub(esp, framesize);
size_t mg_backup = framesize - xmmreg_size - sizeof(int);
size_t mg_backup = framesize - sizeof(meta_globals_t);
// setup globals ptr and backup old data
mov(globals, size_t(&g_metaGlobals));
movaps(xmm0, xmmword_ptr[globals]);
mov(eax, dword_ptr[globals + xmmreg_size]);
movaps(xmmword_ptr[esp + mg_backup + sizeof(int)], xmm0);
mov(dword_ptr[esp + mg_backup], eax);
movq(xmm1, qword_ptr[globals + xmmreg_size]);
movaps(xmmword_ptr[esp + mg_backup + sizeof(int) * 2], xmm0);
movq(qword_ptr[esp + mg_backup], xmm1);
// call metamod's pre hook if present
if (m_jitdata->mm_hook && m_jitdata->mm_hook_time == P_PRE) {
@ -152,7 +153,7 @@ void CForwardCallbackJIT::naked_main()
mov(dword_ptr[globals + mg_prev_mres], eax);
}
jit_debug("Calling pre [%s] for plug [%s]\n", m_jitdata->name, plug->description());
//jit_debug("Calling pre [%s] for plug [%s]\n", m_jitdata->name, plug->description());
call_func(ecx);
mov(edx, dword_ptr[globals + mg_mres]);
@ -233,7 +234,7 @@ void CForwardCallbackJIT::naked_main()
mov(dword_ptr[globals + mg_prev_mres], eax);
}
jit_debug("Calling post [%s] for plug [%s]\n", m_jitdata->name, plug->description());
//jit_debug("Calling post [%s] for plug [%s]\n", m_jitdata->name, plug->description());
call_func(ecx);
mov(edx, dword_ptr[globals + mg_mres]);
@ -258,10 +259,10 @@ void CForwardCallbackJIT::naked_main()
call_func(ecx);
}
movaps(xmm0, xmmword_ptr[esp + mg_backup + sizeof(int)]);
mov(eax, dword_ptr[esp + mg_backup]);
movaps(xmm0, xmmword_ptr[esp + mg_backup + sizeof(int) * 2]);
movq(xmm1, qword_ptr[esp + mg_backup]);
movaps(xmmword_ptr[globals], xmm0);
mov(dword_ptr[globals + xmmreg_size], eax);
movq(qword_ptr[globals + xmmreg_size], xmm1);
if (m_jitdata->has_ret) {
mov(eax, dword_ptr[esp + orig_ret]);
@ -273,7 +274,7 @@ void CForwardCallbackJIT::naked_main()
mov(esp, ebp);
pop(ebp);
pop(ebx);
jit_debug("Leave %s\n", m_jitdata->name);
//jit_debug("Leave %s\n", m_jitdata->name);
ret();
}

4
metamod/src/meta_api.h
View File

@ -47,6 +47,10 @@ struct meta_globals_t
META_RES status; // readable; "highest" return flag so far
void *orig_ret; // readable; return value from "real" function
void *override_ret; // readable; return value from overriding/superceding plugin
#ifdef METAMOD_CORE
int esp_save;
#endif
};
extern meta_globals_t *gpMetaGlobals;