mirror of
https://github.com/JezuzLizard/T4SP-Server-Plugin.git
synced 2025-07-04 10:11:48 +00:00
Added yacc and animtree detours
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ineed bots
232
src/component/decomp/clientscript/re_cscr_yacc.cpp
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232
src/component/decomp/clientscript/re_cscr_yacc.cpp
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#include <stdinc.hpp>
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#include "loader/component_loader.hpp"
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#include "utils/hook.hpp"
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//#include "codsrc/clientscript/cscr_yacc.hpp"
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#define RE_CSCR_YACC_USE_WRAPPERS
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namespace re_cscr_yacc
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{
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utils::hook::detour LowerCase_hook;
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utils::hook::detour yyparse_hook;
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utils::hook::detour StringValue_hook;
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utils::hook::detour yylex_hook;
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utils::hook::detour yy_get_next_buffer_hook;
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utils::hook::detour yy_get_previous_state_hook;
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utils::hook::detour yy_try_NUL_trans_hook;
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utils::hook::detour yyrestart_hook;
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utils::hook::detour yy_create_buffer_hook;
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utils::hook::detour yy_flush_buffer_hook;
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utils::hook::detour ScriptParse_hook;
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void* LowerCase_original;
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void* yyparse_original;
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void* StringValue_original;
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void* yylex_original;
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void* yy_get_next_buffer_original;
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void* yy_get_previous_state_original;
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void* yy_try_NUL_trans_original;
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void* yyrestart_original;
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void* yy_create_buffer_original;
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void* yy_flush_buffer_original;
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void* ScriptParse_original;
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namespace
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{
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unsigned int LowerCase_call(unsigned int strVal, [[maybe_unused]] void* caller_addr)
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{
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#ifdef RE_CSCR_YACC_USE_WRAPPERS
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return game::LowerCase(strVal, LowerCase_original);
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#else
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return cscr_yacc::LowerCase(strVal);
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#endif
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}
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// unsigned int __usercall LowerCase@<eax>(unsigned int strVal@<ecx>)
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NAKED unsigned int LowerCase_stub()
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{
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_asm
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{
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push ecx;
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call LowerCase_call;
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add esp, 0x4;
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ret;
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}
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}
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int yyparse_stub()
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{
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#ifdef RE_CSCR_YACC_USE_WRAPPERS
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return yyparse_hook.invoke<int>();
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#else
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return cscr_yacc::yyparse();
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#endif
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}
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int StringValue_call(int len, const char * str_, [[maybe_unused]] void* caller_addr)
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{
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#ifdef RE_CSCR_YACC_USE_WRAPPERS
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return game::StringValue(len, str_, StringValue_original);
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#else
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return cscr_yacc::StringValue(len, str_);
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#endif
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}
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// int __usercall StringValue@<eax>(int len@<ecx>, const char *str@<edx>)
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NAKED int StringValue_stub()
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{
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_asm
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{
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push edx;
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push ecx;
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call StringValue_call;
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add esp, 0x8;
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ret;
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}
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}
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int yylex_stub()
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{
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#ifdef RE_CSCR_YACC_USE_WRAPPERS
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return yylex_hook.invoke<int>();
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#else
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return cscr_yacc::yylex();
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#endif
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}
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int yy_get_next_buffer_stub()
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{
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#ifdef RE_CSCR_YACC_USE_WRAPPERS
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return yy_get_next_buffer_hook.invoke<int>();
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#else
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return cscr_yacc::yy_get_next_buffer();
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#endif
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}
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int yy_get_previous_state_stub()
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{
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#ifdef RE_CSCR_YACC_USE_WRAPPERS
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return yy_get_previous_state_hook.invoke<int>();
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#else
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return cscr_yacc::yy_get_previous_state();
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#endif
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}
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int yy_try_NUL_trans_call(int yy_current_state, [[maybe_unused]] void* caller_addr)
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{
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#ifdef RE_CSCR_YACC_USE_WRAPPERS
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return game::yy_try_NUL_trans(yy_current_state, yy_try_NUL_trans_original);
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#else
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return cscr_yacc::yy_try_NUL_trans(yy_current_state);
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#endif
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}
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// int __usercall yy_try_NUL_trans@<eax>(int yy_current_state@<eax>)
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NAKED int yy_try_NUL_trans_stub()
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{
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_asm
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{
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push eax;
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call yy_try_NUL_trans_call;
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add esp, 0x4;
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ret;
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}
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}
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void yyrestart_stub()
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{
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#ifdef RE_CSCR_YACC_USE_WRAPPERS
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yyrestart_hook.invoke<void>();
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#else
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cscr_yacc::yyrestart();
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#endif
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}
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game::yy_buffer_state * yy_create_buffer_stub()
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{
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#ifdef RE_CSCR_YACC_USE_WRAPPERS
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return yy_create_buffer_hook.invoke<game::yy_buffer_state *>();
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#else
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return cscr_yacc::yy_create_buffer();
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#endif
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}
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void yy_flush_buffer_call(game::yy_buffer_state * result, [[maybe_unused]] void* caller_addr)
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{
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#ifdef RE_CSCR_YACC_USE_WRAPPERS
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game::yy_flush_buffer(result, yy_flush_buffer_original);
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#else
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cscr_yacc::yy_flush_buffer(result);
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#endif
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}
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// void __usercall yy_flush_buffer(game::yy_buffer_state *result@<eax>)
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NAKED void yy_flush_buffer_stub()
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{
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_asm
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{
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push eax;
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call yy_flush_buffer_call;
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add esp, 0x4;
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ret;
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}
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}
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void ScriptParse_call(game::scriptInstance_t a1, [[maybe_unused]] void* caller_addr, game::sval_u * parseData)
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{
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#ifdef RE_CSCR_YACC_USE_WRAPPERS
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game::ScriptParse(a1, parseData, ScriptParse_original);
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#else
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cscr_yacc::ScriptParse(a1, parseData);
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#endif
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}
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// void __usercall ScriptParse(game::scriptInstance_t a1@<eax>, game::sval_u *parseData)
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NAKED void ScriptParse_stub()
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{
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_asm
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{
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push eax;
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call ScriptParse_call;
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add esp, 0x4;
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ret;
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}
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}
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}
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class component final : public component_interface
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{
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public:
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void post_unpack() override
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{
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LowerCase_hook.create(game::LowerCase(), LowerCase_stub);
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yyparse_hook.create(game::yyparse.get(), yyparse_stub);
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StringValue_hook.create(game::StringValue(), StringValue_stub);
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yylex_hook.create(game::yylex.get(), yylex_stub);
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yy_get_next_buffer_hook.create(game::yy_get_next_buffer.get(), yy_get_next_buffer_stub);
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yy_get_previous_state_hook.create(game::yy_get_previous_state.get(), yy_get_previous_state_stub);
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yy_try_NUL_trans_hook.create(game::yy_try_NUL_trans(), yy_try_NUL_trans_stub);
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yyrestart_hook.create(game::yyrestart.get(), yyrestart_stub);
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yy_create_buffer_hook.create(game::yy_create_buffer.get(), yy_create_buffer_stub);
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yy_flush_buffer_hook.create(game::yy_flush_buffer(), yy_flush_buffer_stub);
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ScriptParse_hook.create(game::ScriptParse(), ScriptParse_stub);
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//Original hook function addresses
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LowerCase_original = LowerCase_hook.get_original();
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yyparse_original = yyparse_hook.get_original();
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StringValue_original = StringValue_hook.get_original();
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yylex_original = yylex_hook.get_original();
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yy_get_next_buffer_original = yy_get_next_buffer_hook.get_original();
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yy_get_previous_state_original = yy_get_previous_state_hook.get_original();
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yy_try_NUL_trans_original = yy_try_NUL_trans_hook.get_original();
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yyrestart_original = yyrestart_hook.get_original();
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yy_create_buffer_original = yy_create_buffer_hook.get_original();
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yy_flush_buffer_original = yy_flush_buffer_hook.get_original();
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ScriptParse_original = ScriptParse_hook.get_original();
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}
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private:
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};
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}
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REGISTER_COMPONENT(re_cscr_yacc::component)
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