diff options
Diffstat (limited to 'src/csgo/interface.h')
| -rw-r--r-- | src/csgo/interface.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/src/csgo/interface.h b/src/csgo/interface.h new file mode 100644 index 0000000..62afb4a --- /dev/null +++ b/src/csgo/interface.h @@ -0,0 +1,110 @@ +//|_ _ _. _ ._ |_ _. _ | +//| | (/_ (_| \/ (/_ | | | | (_| (_ |< + +#pragma once +#include "../process.h" +#include "../util.h" +#include "../typedef.h" + +struct IFACE_ENTRY { + U32 ptr; + STR<64> name; + U32 module; + STR<64> module_name; +}; + +struct IFACE_REG { + void* create_fn; + const char* name; + U32 next; +}; + +inline bool iface_is_createinterface_export( PROCESS32* proc, U32 exp ) { + U8 buf[12]; + + proc->read( exp, buf, 12 ); + + return( + buf[0] == 0x55 && + buf[4] == 0xe9 && + buf[9] == 0xcc && + buf[10] == 0xcc + ); +} + +inline bool iface_is_createinterface( PROCESS32* proc, U32 fn ) { + U8 buf[12]; + + proc->read( fn, buf, 12 ); + + return ( + buf[0] == 0x55 && + buf[4] == 0x8b && + buf[10] == 0x57 + ); +} + +inline U32 iface_follow_createinterface( PROCESS32* proc, U32 exp ) { + U32 jmp = exp + 0x4; + U32 rel = proc->read<U32>( jmp + 0x1 ); + + return jmp + rel + 0x5; +} + +inline U32 iface_get_list( PROCESS32* proc, U32 exp ) { + return proc->read<U32>( proc->read<U32>( exp + 0x6 ) ); +} + +static VECTOR< IFACE_ENTRY > srceng_get_interfaces( PROCESS32* proc ) { + VECTOR< MODULE_EXPORT64 > exports; + VECTOR< MODULE_ENTRY > modules; + VECTOR< IFACE_ENTRY > ifaces; + MODULE_EXPORT64* create_interface_export; + U32 create_interface; + + modules = proc->dump_modules32(); + for( auto& module : modules ) { + create_interface_export = 0; + exports = module_get_exports( (U32)module.base, proc->get_base() ); + + for( auto& it : exports ) { + if( fnv1a( it.name ) == "CreateInterface"fnv && + iface_is_createinterface_export( proc, (U32)it.base ) + ) { + create_interface_export = ⁢ + break; + } + } + + if( !create_interface_export ) + continue; + + create_interface = iface_follow_createinterface( proc, (U32)create_interface_export->base ); + if( !create_interface || !iface_is_createinterface( proc, create_interface ) ) + continue; + + U32 list_ptr = iface_get_list( proc, create_interface ); + if( !list_ptr ) + continue; + + IFACE_REG reg = proc->read<IFACE_REG>( list_ptr ); + STR<64> name{}; + do { + memset( name.data, 0, 64 ); + proc->read( (U32)reg.name, name.data, 64 ); + name.data[63] = 0; + + IFACE_ENTRY e; + e.module = (U32)module.base; + e.module_name = module.name; + e.name = name; + e.ptr = proc->read<U32>( (U32)(reg.create_fn) + 0x1 ); + + ifaces.push_back( e ); + + reg = proc->read<IFACE_REG>( reg.next ); + } while( list_ptr != reg.next && reg.next ); + } + + return ifaces; +}
\ No newline at end of file |