/* * 32-bit spec files * * Copyright 1993 Robert J. Amstadt * Copyright 1995 Martin von Loewis * Copyright 1995, 1996, 1997 Alexandre Julliard * Copyright 1997 Eric Youngdale * Copyright 1999 Ulrich Weigand */ #include #include #include "winbase.h" #include "build.h" static int name_compare( const void *name1, const void *name2 ) { ORDDEF *odp1 = *(ORDDEF **)name1; ORDDEF *odp2 = *(ORDDEF **)name2; return strcmp( odp1->name, odp2->name ); } /******************************************************************* * AssignOrdinals * * Assign ordinals to all entry points. */ static void AssignOrdinals(void) { int i, ordinal; if ( !nb_names ) return; /* sort the list of names */ qsort( Names, nb_names, sizeof(Names[0]), name_compare ); /* check for duplicate names */ for (i = 0; i < nb_names - 1; i++) { if (!strcmp( Names[i]->name, Names[i+1]->name )) { current_line = max( Names[i]->lineno, Names[i+1]->lineno ); fatal_error( "'%s' redefined (previous definition at line %d)\n", Names[i]->name, min( Names[i]->lineno, Names[i+1]->lineno ) ); } } /* start assigning from Base, or from 1 if no ordinal defined yet */ if (Base == MAX_ORDINALS) Base = 1; for (i = 0, ordinal = Base; i < nb_names; i++) { if (Names[i]->ordinal != -1) continue; /* already has an ordinal */ while (Ordinals[ordinal]) ordinal++; if (ordinal >= MAX_ORDINALS) { current_line = Names[i]->lineno; fatal_error( "Too many functions defined (max %d)\n", MAX_ORDINALS ); } Names[i]->ordinal = ordinal; Ordinals[ordinal] = Names[i]; } if (ordinal > Limit) Limit = ordinal; } /******************************************************************* * output_exports * * Output the export table for a Win32 module. */ static void output_exports( FILE *outfile, int nr_exports, int nr_names, int fwd_size ) { int i, fwd_pos = 0; if (!nr_exports) return; fprintf( outfile, "\n\n/* exports */\n\n" ); fprintf( outfile, "typedef void (*func_ptr)();\n" ); fprintf( outfile, "static struct {\n" ); fprintf( outfile, " struct {\n" ); fprintf( outfile, " unsigned int Characteristics;\n" ); fprintf( outfile, " unsigned int TimeDateStamp;\n" ); fprintf( outfile, " unsigned short MajorVersion;\n" ); fprintf( outfile, " unsigned short MinorVersion;\n" ); fprintf( outfile, " const char *Name;\n" ); fprintf( outfile, " unsigned int Base;\n" ); fprintf( outfile, " unsigned int NumberOfFunctions;\n" ); fprintf( outfile, " unsigned int NumberOfNames;\n" ); fprintf( outfile, " func_ptr *AddressOfFunctions;\n" ); fprintf( outfile, " const char **AddressOfNames;\n" ); fprintf( outfile, " unsigned short *AddressOfNameOrdinals;\n" ); fprintf( outfile, " func_ptr functions[%d];\n", nr_exports ); if (nb_names) { fprintf( outfile, " const char *names[%d];\n", nb_names ); fprintf( outfile, " unsigned short ordinals[%d];\n", nb_names ); if (nb_names % 2) fprintf( outfile, " unsigned short pad1;\n" ); } if (fwd_size) { fprintf( outfile, " char forwards[%d];\n", (fwd_size + 3) & ~3 ); } fprintf( outfile, " } exp;\n" ); #ifdef __i386__ fprintf( outfile, " struct {\n" ); fprintf( outfile, " unsigned char jmp;\n" ); fprintf( outfile, " unsigned char addr[4];\n" ); fprintf( outfile, " unsigned char ret;\n" ); fprintf( outfile, " unsigned short args;\n" ); fprintf( outfile, " func_ptr orig;\n" ); fprintf( outfile, " unsigned int argtypes;\n" ); fprintf( outfile, " } relay[%d];\n", nr_exports ); #endif /* __i386__ */ fprintf( outfile, "} exports = {\n {\n" ); fprintf( outfile, " 0,\n" ); /* Characteristics */ fprintf( outfile, " 0,\n" ); /* TimeDateStamp */ fprintf( outfile, " 0,\n" ); /* MajorVersion */ fprintf( outfile, " 0,\n" ); /* MinorVersion */ fprintf( outfile, " dllname,\n" ); /* Name */ fprintf( outfile, " %d,\n", Base ); /* Base */ fprintf( outfile, " %d,\n", nr_exports ); /* NumberOfFunctions */ fprintf( outfile, " %d,\n", nb_names ); /* NumberOfNames */ fprintf( outfile, " exports.exp.functions,\n" ); /* AddressOfFunctions */ if (nb_names) { fprintf( outfile, " exports.exp.names,\n" ); /* AddressOfNames */ fprintf( outfile, " exports.exp.ordinals,\n" ); /* AddressOfNameOrdinals */ } else { fprintf( outfile, " 0,\n" ); /* AddressOfNames */ fprintf( outfile, " 0,\n" ); /* AddressOfNameOrdinals */ } /* output the function addresses */ fprintf( outfile, " {\n " ); for (i = Base; i <= Limit; i++) { ORDDEF *odp = Ordinals[i]; if (!odp) fprintf( outfile, "0" ); else switch(odp->type) { case TYPE_EXTERN: fprintf( outfile, "%s", odp->u.ext.link_name ); break; case TYPE_STDCALL: case TYPE_STDCALL64: case TYPE_VARARGS: case TYPE_CDECL: fprintf( outfile, "%s", odp->u.func.link_name); break; case TYPE_STUB: fprintf( outfile, "__stub_%d", i ); break; case TYPE_REGISTER: fprintf( outfile, "__regs_%d", i ); break; case TYPE_FORWARD: fprintf( outfile, "(func_ptr)&exports.exp.forwards[%d] /* %s */", fwd_pos, odp->u.fwd.link_name ); fwd_pos += strlen(odp->u.fwd.link_name) + 1; break; default: assert(0); } if (i < Limit) fprintf( outfile, ",\n " ); else fprintf( outfile, "\n },\n" ); } if (nb_names) { /* output the function names */ fprintf( outfile, " {\n" ); for (i = 0; i < nb_names; i++) { if (i) fprintf( outfile, ",\n" ); fprintf( outfile, " \"%s\"", Names[i]->name ); } fprintf( outfile, "\n },\n" ); /* output the function ordinals */ fprintf( outfile, " {\n " ); for (i = 0; i < nb_names; i++) { fprintf( outfile, "%4d", Names[i]->ordinal - Base ); if (i < nb_names-1) { fputc( ',', outfile ); if ((i % 8) == 7) fprintf( outfile, "\n " ); } } fprintf( outfile, "\n },\n" ); if (nb_names % 2) fprintf( outfile, " 0,\n" ); } /* output forwards */ if (fwd_size) { for (i = Base; i <= Limit; i++) { ORDDEF *odp = Ordinals[i]; if (odp && odp->type == TYPE_FORWARD) fprintf( outfile, " \"%s\\0\"\n", odp->u.fwd.link_name ); } } /* output relays */ #ifdef __i386__ fprintf( outfile, " },\n {\n" ); for (i = Base; i <= Limit; i++) { ORDDEF *odp = Ordinals[i]; if (odp && ((odp->type == TYPE_STDCALL) || (odp->type == TYPE_STDCALL64) || (odp->type == TYPE_CDECL) || (odp->type == TYPE_REGISTER))) { unsigned int j, mask = 0; for (j = 0; odp->u.func.arg_types[j]; j++) { if (odp->u.func.arg_types[j] == 't') mask |= 1<< (j*2); if (odp->u.func.arg_types[j] == 'W') mask |= 2<< (j*2); } switch(odp->type) { case TYPE_STDCALL64: if (j < 16) mask |= 0x80000000; /* fall through */ case TYPE_STDCALL: fprintf( outfile, " { 0xe9, { 0,0,0,0 }, 0xc2, 0x%04x, %s, 0x%08x }", strlen(odp->u.func.arg_types) * sizeof(int), odp->u.func.link_name, mask ); break; case TYPE_CDECL: fprintf( outfile, " { 0xe9, { 0,0,0,0 }, 0xc3, 0x%04x, %s, 0x%08x }", strlen(odp->u.func.arg_types) * sizeof(int), odp->u.func.link_name, mask ); break; case TYPE_REGISTER: fprintf( outfile, " { 0xe9, { 0,0,0,0 }, 0xc3, 0x%04x, __regs_%d, 0x%08x }", 0x8000 | (strlen(odp->u.func.arg_types) * sizeof(int)), i, mask ); break; default: assert(0); } } else fprintf( outfile, " { 0, }" ); if (i < Limit) fprintf( outfile, ",\n" ); } #endif /* __i386__ */ fprintf( outfile, " }\n};\n" ); } /******************************************************************* * BuildSpec32File * * Build a Win32 C file from a spec file. */ void BuildSpec32File( FILE *outfile ) { ORDDEF *odp; int i, fwd_size = 0, have_regs = FALSE; int nr_exports, nr_imports; int characteristics, subsystem; const char *init_func; DWORD page_size; #ifdef HAVE_GETPAGESIZE page_size = getpagesize(); #else # ifdef __svr4__ page_size = sysconf(_SC_PAGESIZE); # else # error Cannot get the page size on this platform # endif #endif AssignOrdinals(); nr_exports = Base <= Limit ? Limit - Base + 1 : 0; fprintf( outfile, "/* File generated automatically from %s; do not edit! */\n\n", input_file_name ); fprintf( outfile, "extern void BUILTIN32_Unimplemented( const char *dllname, const char *funcname );\n\n" ); /* Reserve some space for the PE header */ fprintf( outfile, "extern char pe_header[];\n" ); fprintf( outfile, "asm(\".section .text\\n\\t\"\n" ); fprintf( outfile, " \".align %ld\\n\"\n", page_size ); fprintf( outfile, " \"pe_header:\\t.fill %ld,1,0\\n\\t\");\n", page_size ); fprintf( outfile, "static const char dllname[] = \"%s\";\n", DLLName ); /* Output the DLL functions prototypes */ for (i = 0, odp = EntryPoints; i < nb_entry_points; i++, odp++) { switch(odp->type) { case TYPE_EXTERN: fprintf( outfile, "extern void %s();\n", odp->u.ext.link_name ); break; case TYPE_STDCALL: case TYPE_STDCALL64: case TYPE_VARARGS: case TYPE_CDECL: fprintf( outfile, "extern void %s();\n", odp->u.func.link_name ); break; case TYPE_FORWARD: fwd_size += strlen(odp->u.fwd.link_name) + 1; break; case TYPE_REGISTER: fprintf( outfile, "extern void __regs_%d();\n", odp->ordinal ); have_regs = TRUE; break; case TYPE_STUB: if (odp->name[0]) fprintf( outfile, "static void __stub_%d() { BUILTIN32_Unimplemented(dllname,\"%s\"); }\n", odp->ordinal, odp->name ); else fprintf( outfile, "static void __stub_%d() { BUILTIN32_Unimplemented(dllname,\"%d\"); }\n", odp->ordinal, odp->ordinal ); break; default: fprintf(stderr,"build: function type %d not available for Win32\n", odp->type); exit(1); } } /* Output code for all register functions */ if ( have_regs ) { fprintf( outfile, "#ifndef __GNUC__\n" ); fprintf( outfile, "static void __asm__dummy(void) {\n" ); fprintf( outfile, "#endif /* !defined(__GNUC__) */\n" ); for (i = 0, odp = EntryPoints; i < nb_entry_points; i++, odp++) { if (odp->type != TYPE_REGISTER) continue; fprintf( outfile, "asm(\".align 4\\n\\t\"\n" " \".type " PREFIX "__regs_%d,@function\\n\\t\"\n" " \"" PREFIX "__regs_%d:\\n\\t\"\n" " \"call " PREFIX "CALL32_Regs\\n\\t\"\n" " \".long " PREFIX "%s\\n\\t\"\n" " \".byte %d,%d\");\n", odp->ordinal, odp->ordinal, odp->u.func.link_name, 4 * strlen(odp->u.func.arg_types), 4 * strlen(odp->u.func.arg_types) ); } fprintf( outfile, "#ifndef __GNUC__\n" ); fprintf( outfile, "}\n" ); fprintf( outfile, "#endif /* !defined(__GNUC__) */\n" ); } /* Output the exports and relay entry points */ output_exports( outfile, nr_exports, nb_names, fwd_size ); /* Output the DLL imports */ nr_imports = output_imports( outfile ); /* Output LibMain function */ init_func = DLLInitFunc[0] ? DLLInitFunc : NULL; characteristics = subsystem = 0; switch(SpecMode) { case SPEC_MODE_DLL: if (init_func) fprintf( outfile, "extern void %s();\n", init_func ); characteristics = IMAGE_FILE_DLL; break; case SPEC_MODE_GUIEXE: if (!init_func) init_func = "WinMain"; fprintf( outfile, "\n#include \n" "static void exe_main(void)\n" "{\n" " extern int PASCAL %s(HINSTANCE,HINSTANCE,LPSTR,INT);\n" " STARTUPINFOA info;\n" " LPSTR cmdline = GetCommandLineA();\n" " while (*cmdline && *cmdline != ' ') cmdline++;\n" " if (*cmdline) cmdline++;\n" " GetStartupInfoA( &info );\n" " if (!(info.dwFlags & STARTF_USESHOWWINDOW)) info.wShowWindow = 1;\n" " ExitProcess( %s( GetModuleHandleA(0), 0, cmdline, info.wShowWindow ) );\n" "}\n\n", init_func, init_func ); fprintf( outfile, "int main( int argc, char *argv[] )\n" "{\n" " extern void PROCESS_InitWinelib( int, char ** );\n" " PROCESS_InitWinelib( argc, argv );\n" " return 1;\n" "}\n\n" ); init_func = "exe_main"; subsystem = IMAGE_SUBSYSTEM_WINDOWS_GUI; break; case SPEC_MODE_CUIEXE: if (!init_func) init_func = "wine_main"; fprintf( outfile, "\n#include \n" "static void exe_main(void)\n" "{\n" " extern int %s( int argc, char *argv[] );\n" " extern int _ARGC;\n" " extern char **_ARGV;\n" " ExitProcess( %s( _ARGC, _ARGV ) );\n" "}\n\n", init_func, init_func ); fprintf( outfile, "int main( int argc, char *argv[] )\n" "{\n" " extern void PROCESS_InitWinelib( int, char ** );\n" " PROCESS_InitWinelib( argc, argv );\n" " return 1;\n" "}\n\n" ); init_func = "exe_main"; subsystem = IMAGE_SUBSYSTEM_WINDOWS_CUI; break; case SPEC_MODE_GUIEXE_NO_MAIN: if (init_func) fprintf( outfile, "extern void %s();\n", init_func ); subsystem = IMAGE_SUBSYSTEM_WINDOWS_GUI; break; case SPEC_MODE_CUIEXE_NO_MAIN: if (init_func) fprintf( outfile, "extern void %s();\n", init_func ); subsystem = IMAGE_SUBSYSTEM_WINDOWS_CUI; break; } /* Output the DLL descriptor */ if (rsrc_name[0]) fprintf( outfile, "extern char %s[];\n\n", rsrc_name ); /* Output the NT header */ /* this is the IMAGE_NT_HEADERS structure, but we cannot include winnt.h here */ fprintf( outfile, "static const struct image_nt_headers\n{\n" ); fprintf( outfile, " int Signature;\n" ); fprintf( outfile, " struct file_header {\n" ); fprintf( outfile, " short Machine;\n" ); fprintf( outfile, " short NumberOfSections;\n" ); fprintf( outfile, " int TimeDateStamp;\n" ); fprintf( outfile, " void *PointerToSymbolTable;\n" ); fprintf( outfile, " int NumberOfSymbols;\n" ); fprintf( outfile, " short SizeOfOptionalHeader;\n" ); fprintf( outfile, " short Characteristics;\n" ); fprintf( outfile, " } FileHeader;\n" ); fprintf( outfile, " struct opt_header {\n" ); fprintf( outfile, " short Magic;\n" ); fprintf( outfile, " char MajorLinkerVersion, MinorLinkerVersion;\n" ); fprintf( outfile, " int SizeOfCode;\n" ); fprintf( outfile, " int SizeOfInitializedData;\n" ); fprintf( outfile, " int SizeOfUninitializedData;\n" ); fprintf( outfile, " void *AddressOfEntryPoint;\n" ); fprintf( outfile, " void *BaseOfCode;\n" ); fprintf( outfile, " void *BaseOfData;\n" ); fprintf( outfile, " void *ImageBase;\n" ); fprintf( outfile, " int SectionAlignment;\n" ); fprintf( outfile, " int FileAlignment;\n" ); fprintf( outfile, " short MajorOperatingSystemVersion;\n" ); fprintf( outfile, " short MinorOperatingSystemVersion;\n" ); fprintf( outfile, " short MajorImageVersion;\n" ); fprintf( outfile, " short MinorImageVersion;\n" ); fprintf( outfile, " short MajorSubsystemVersion;\n" ); fprintf( outfile, " short MinorSubsystemVersion;\n" ); fprintf( outfile, " int Win32VersionValue;\n" ); fprintf( outfile, " int SizeOfImage;\n" ); fprintf( outfile, " int SizeOfHeaders;\n" ); fprintf( outfile, " int CheckSum;\n" ); fprintf( outfile, " short Subsystem;\n" ); fprintf( outfile, " short DllCharacteristics;\n" ); fprintf( outfile, " int SizeOfStackReserve;\n" ); fprintf( outfile, " int SizeOfStackCommit;\n" ); fprintf( outfile, " int SizeOfHeapReserve;\n" ); fprintf( outfile, " int SizeOfHeapCommit;\n" ); fprintf( outfile, " int LoaderFlags;\n" ); fprintf( outfile, " int NumberOfRvaAndSizes;\n" ); fprintf( outfile, " struct { void *VirtualAddress; int Size; } DataDirectory[%d];\n", IMAGE_NUMBEROF_DIRECTORY_ENTRIES ); fprintf( outfile, " } OptionalHeader;\n" ); fprintf( outfile, "} nt_header = {\n" ); fprintf( outfile, " 0x%04x,\n", IMAGE_NT_SIGNATURE ); /* Signature */ fprintf( outfile, " { 0x%04x,\n", IMAGE_FILE_MACHINE_I386 ); /* Machine */ fprintf( outfile, " 0, 0, 0, 0,\n" ); fprintf( outfile, " sizeof(nt_header.OptionalHeader),\n" ); /* SizeOfOptionalHeader */ fprintf( outfile, " 0x%04x },\n", characteristics ); /* Characteristics */ fprintf( outfile, " { 0x%04x,\n", IMAGE_NT_OPTIONAL_HDR_MAGIC ); /* Magic */ fprintf( outfile, " 0, 0,\n" ); /* Major/MinorLinkerVersion */ fprintf( outfile, " 0, 0, 0,\n" ); /* SizeOfCode/Data */ fprintf( outfile, " %s,\n", init_func ? init_func : "0" ); /* AddressOfEntryPoint */ fprintf( outfile, " 0, 0,\n" ); /* BaseOfCode/Data */ fprintf( outfile, " pe_header,\n" ); /* ImageBase */ fprintf( outfile, " %ld,\n", page_size ); /* SectionAlignment */ fprintf( outfile, " %ld,\n", page_size ); /* FileAlignment */ fprintf( outfile, " 1, 0,\n" ); /* Major/MinorOperatingSystemVersion */ fprintf( outfile, " 0, 0,\n" ); /* Major/MinorImageVersion */ fprintf( outfile, " 4, 0,\n" ); /* Major/MinorSubsystemVersion */ fprintf( outfile, " 0,\n" ); /* Win32VersionValue */ fprintf( outfile, " %ld,\n", page_size ); /* SizeOfImage */ fprintf( outfile, " %ld,\n", page_size ); /* SizeOfHeaders */ fprintf( outfile, " 0,\n" ); /* CheckSum */ fprintf( outfile, " 0x%04x,\n", subsystem ); /* Subsystem */ fprintf( outfile, " 0, 0, 0, 0, 0, 0,\n" ); fprintf( outfile, " %d,\n", IMAGE_NUMBEROF_DIRECTORY_ENTRIES ); /* NumberOfRvaAndSizes */ fprintf( outfile, " {\n" ); fprintf( outfile, " { %s, %s },\n", /* IMAGE_DIRECTORY_ENTRY_EXPORT */ nr_exports ? "&exports" : "0", nr_exports ? "sizeof(exports.exp)" : "0" ); fprintf( outfile, " { %s, %s },\n", /* IMAGE_DIRECTORY_ENTRY_IMPORT */ nr_imports ? "&imports" : "0", nr_imports ? "sizeof(imports)" : "0" ); fprintf( outfile, " { %s, 0 },\n", /* IMAGE_DIRECTORY_ENTRY_RESOURCE */ rsrc_name[0] ? rsrc_name : "0" ); fprintf( outfile, " }\n }\n};\n\n" ); /* Output the DLL constructor */ fprintf( outfile, "#ifdef __GNUC__\n" ); fprintf( outfile, "static void %s_init(void) __attribute__((constructor));\n", DLLName ); fprintf( outfile, "#else /* defined(__GNUC__) */\n" ); fprintf( outfile, "static void __asm__dummy_dll_init(void) {\n" ); fprintf( outfile, "asm(\"\\t.section\t.init ,\\\"ax\\\"\\n\"\n" ); fprintf( outfile, " \"\\tcall %s_init\\n\"\n", DLLName ); fprintf( outfile, " \"\\t.previous\\n\");\n" ); fprintf( outfile, "}\n" ); fprintf( outfile, "#endif /* defined(__GNUC__) */\n" ); fprintf( outfile, "static void %s_init(void)\n{\n", DLLName ); fprintf( outfile, " extern void BUILTIN32_RegisterDLL( const struct image_nt_headers *, const char * );\n" ); fprintf( outfile, " BUILTIN32_RegisterDLL( &nt_header, \"%s\" );\n}\n", DLLFileName ); }