| /* |
| * 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 |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA |
| */ |
| |
| #include "config.h" |
| #include "wine/port.h" |
| |
| #include <assert.h> |
| #include <ctype.h> |
| #include <stdarg.h> |
| #include <string.h> |
| |
| #include "build.h" |
| |
| #define IMAGE_FILE_MACHINE_UNKNOWN 0 |
| #define IMAGE_FILE_MACHINE_I386 0x014c |
| #define IMAGE_FILE_MACHINE_ALPHA 0x0184 |
| #define IMAGE_FILE_MACHINE_POWERPC 0x01f0 |
| #define IMAGE_FILE_MACHINE_AMD64 0x8664 |
| #define IMAGE_FILE_MACHINE_ARM 0x01C0 |
| |
| #define IMAGE_SIZEOF_NT_OPTIONAL32_HEADER 224 |
| #define IMAGE_SIZEOF_NT_OPTIONAL64_HEADER 240 |
| |
| #define IMAGE_NT_OPTIONAL_HDR32_MAGIC 0x10b |
| #define IMAGE_NT_OPTIONAL_HDR64_MAGIC 0x20b |
| #define IMAGE_ROM_OPTIONAL_HDR_MAGIC 0x107 |
| |
| /* check if entry point needs a relay thunk */ |
| static inline int needs_relay( const ORDDEF *odp ) |
| { |
| /* skip nonexistent entry points */ |
| if (!odp) return 0; |
| /* skip non-functions */ |
| if ((odp->type != TYPE_STDCALL) && (odp->type != TYPE_CDECL)) return 0; |
| /* skip norelay and forward entry points */ |
| if (odp->flags & (FLAG_NORELAY|FLAG_FORWARD)) return 0; |
| return 1; |
| } |
| |
| /* check if dll will output relay thunks */ |
| int has_relays( DLLSPEC *spec ) |
| { |
| int i; |
| |
| if (target_cpu != CPU_x86 && target_cpu != CPU_x86_64) return 0; |
| |
| for (i = spec->base; i <= spec->limit; i++) |
| { |
| ORDDEF *odp = spec->ordinals[i]; |
| if (needs_relay( odp )) return 1; |
| } |
| return 0; |
| } |
| |
| /******************************************************************* |
| * output_relay_debug |
| * |
| * Output entry points for relay debugging |
| */ |
| static void output_relay_debug( DLLSPEC *spec ) |
| { |
| int i; |
| unsigned int j, args, flags; |
| |
| /* first the table of entry point offsets */ |
| |
| output( "\t%s\n", get_asm_rodata_section() ); |
| output( "\t.align %d\n", get_alignment(4) ); |
| output( ".L__wine_spec_relay_entry_point_offsets:\n" ); |
| |
| for (i = spec->base; i <= spec->limit; i++) |
| { |
| ORDDEF *odp = spec->ordinals[i]; |
| |
| if (needs_relay( odp )) |
| output( "\t.long .L__wine_spec_relay_entry_point_%d-__wine_spec_relay_entry_points\n", i ); |
| else |
| output( "\t.long 0\n" ); |
| } |
| |
| /* then the table of argument types */ |
| |
| output( "\t.align %d\n", get_alignment(4) ); |
| output( ".L__wine_spec_relay_arg_types:\n" ); |
| |
| for (i = spec->base; i <= spec->limit; i++) |
| { |
| ORDDEF *odp = spec->ordinals[i]; |
| unsigned int mask = 0; |
| |
| if (needs_relay( odp )) |
| { |
| for (j = 0; j < 16 && 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); |
| } |
| } |
| output( "\t.long 0x%08x\n", mask ); |
| } |
| |
| /* then the relay thunks */ |
| |
| output( "\t.text\n" ); |
| output( "__wine_spec_relay_entry_points:\n" ); |
| output( "\tnop\n" ); /* to avoid 0 offset */ |
| |
| for (i = spec->base; i <= spec->limit; i++) |
| { |
| ORDDEF *odp = spec->ordinals[i]; |
| |
| if (!needs_relay( odp )) continue; |
| |
| output( "\t.align %d\n", get_alignment(4) ); |
| output( ".L__wine_spec_relay_entry_point_%d:\n", i ); |
| |
| args = strlen(odp->u.func.arg_types); |
| flags = 0; |
| |
| switch (target_cpu) |
| { |
| case CPU_x86: |
| if (odp->flags & FLAG_REGISTER) |
| output( "\tpushl %%eax\n" ); |
| else |
| output( "\tpushl %%esp\n" ); |
| |
| if (odp->flags & FLAG_RET64) flags |= 1; |
| output( "\tpushl $%u\n", (flags << 24) | (args << 16) | (i - spec->base) ); |
| |
| if (UsePIC) |
| { |
| output( "\tcall %s\n", asm_name("__wine_spec_get_pc_thunk_eax") ); |
| output( "1:\tleal .L__wine_spec_relay_descr-1b(%%eax),%%eax\n" ); |
| } |
| else output( "\tmovl $.L__wine_spec_relay_descr,%%eax\n" ); |
| output( "\tpushl %%eax\n" ); |
| |
| if (odp->flags & FLAG_REGISTER) |
| { |
| output( "\tcall *8(%%eax)\n" ); |
| } |
| else |
| { |
| output( "\tcall *4(%%eax)\n" ); |
| if (odp->type == TYPE_STDCALL) |
| output( "\tret $%u\n", args * get_ptr_size() ); |
| else |
| output( "\tret\n" ); |
| } |
| break; |
| |
| case CPU_x86_64: |
| output( "\t.cfi_startproc\n" ); |
| output( "\tsubq $40,%%rsp\n" ); |
| output( "\t.cfi_adjust_cfa_offset 40\n" ); |
| output( "\tmovq %%rcx,48(%%rsp)\n" ); |
| output( "\tmovq %%rdx,56(%%rsp)\n" ); |
| output( "\tmovq %%r8,64(%%rsp)\n" ); |
| output( "\tmovq %%r9,72(%%rsp)\n" ); |
| output( "\tleaq 40(%%rsp),%%r8\n" ); |
| output( "\tmovq $%u,%%rdx\n", (flags << 24) | (args << 16) | (i - spec->base) ); |
| output( "\tleaq .L__wine_spec_relay_descr(%%rip),%%rcx\n" ); |
| output( "\tcallq *%u(%%rcx)\n", (odp->flags & FLAG_REGISTER) ? 16 : 8 ); |
| output( "\taddq $40,%%rsp\n" ); |
| output( "\t.cfi_adjust_cfa_offset -40\n" ); |
| output( "\tret\n" ); |
| output( "\t.cfi_endproc\n" ); |
| break; |
| |
| default: |
| assert(0); |
| } |
| } |
| } |
| |
| /******************************************************************* |
| * output_exports |
| * |
| * Output the export table for a Win32 module. |
| */ |
| void output_exports( DLLSPEC *spec ) |
| { |
| int i, fwd_size = 0; |
| int nr_exports = spec->base <= spec->limit ? spec->limit - spec->base + 1 : 0; |
| |
| if (!nr_exports) return; |
| |
| output( "\n/* export table */\n\n" ); |
| output( "\t.data\n" ); |
| output( "\t.align %d\n", get_alignment(4) ); |
| output( ".L__wine_spec_exports:\n" ); |
| |
| /* export directory header */ |
| |
| output( "\t.long 0\n" ); /* Characteristics */ |
| output( "\t.long 0\n" ); /* TimeDateStamp */ |
| output( "\t.long 0\n" ); /* MajorVersion/MinorVersion */ |
| output( "\t.long .L__wine_spec_exp_names-.L__wine_spec_rva_base\n" ); /* Name */ |
| output( "\t.long %u\n", spec->base ); /* Base */ |
| output( "\t.long %u\n", nr_exports ); /* NumberOfFunctions */ |
| output( "\t.long %u\n", spec->nb_names ); /* NumberOfNames */ |
| output( "\t.long .L__wine_spec_exports_funcs-.L__wine_spec_rva_base\n" ); /* AddressOfFunctions */ |
| if (spec->nb_names) |
| { |
| output( "\t.long .L__wine_spec_exp_name_ptrs-.L__wine_spec_rva_base\n" ); /* AddressOfNames */ |
| output( "\t.long .L__wine_spec_exp_ordinals-.L__wine_spec_rva_base\n" ); /* AddressOfNameOrdinals */ |
| } |
| else |
| { |
| output( "\t.long 0\n" ); /* AddressOfNames */ |
| output( "\t.long 0\n" ); /* AddressOfNameOrdinals */ |
| } |
| |
| /* output the function pointers */ |
| |
| output( "\n.L__wine_spec_exports_funcs:\n" ); |
| for (i = spec->base; i <= spec->limit; i++) |
| { |
| ORDDEF *odp = spec->ordinals[i]; |
| if (!odp) output( "\t%s 0\n", get_asm_ptr_keyword() ); |
| else switch(odp->type) |
| { |
| case TYPE_EXTERN: |
| case TYPE_STDCALL: |
| case TYPE_VARARGS: |
| case TYPE_CDECL: |
| if (odp->flags & FLAG_FORWARD) |
| { |
| output( "\t%s .L__wine_spec_forwards+%u\n", get_asm_ptr_keyword(), fwd_size ); |
| fwd_size += strlen(odp->link_name) + 1; |
| } |
| else if (odp->flags & FLAG_EXT_LINK) |
| { |
| output( "\t%s %s_%s\n", |
| get_asm_ptr_keyword(), asm_name("__wine_spec_ext_link"), odp->link_name ); |
| } |
| else |
| { |
| output( "\t%s %s\n", get_asm_ptr_keyword(), asm_name(odp->link_name) ); |
| } |
| break; |
| case TYPE_STUB: |
| output( "\t%s %s\n", get_asm_ptr_keyword(), |
| asm_name( get_stub_name( odp, spec )) ); |
| break; |
| default: |
| assert(0); |
| } |
| } |
| |
| if (spec->nb_names) |
| { |
| /* output the function name pointers */ |
| |
| int namepos = strlen(spec->file_name) + 1; |
| |
| output( "\n.L__wine_spec_exp_name_ptrs:\n" ); |
| for (i = 0; i < spec->nb_names; i++) |
| { |
| output( "\t.long .L__wine_spec_exp_names+%u-.L__wine_spec_rva_base\n", namepos ); |
| namepos += strlen(spec->names[i]->name) + 1; |
| } |
| |
| /* output the function ordinals */ |
| |
| output( "\n.L__wine_spec_exp_ordinals:\n" ); |
| for (i = 0; i < spec->nb_names; i++) |
| { |
| output( "\t%s %d\n", |
| get_asm_short_keyword(), spec->names[i]->ordinal - spec->base ); |
| } |
| if (spec->nb_names % 2) |
| { |
| output( "\t%s 0\n", get_asm_short_keyword() ); |
| } |
| } |
| |
| /* output the export name strings */ |
| |
| output( "\n.L__wine_spec_exp_names:\n" ); |
| output( "\t%s \"%s\"\n", get_asm_string_keyword(), spec->file_name ); |
| for (i = 0; i < spec->nb_names; i++) |
| output( "\t%s \"%s\"\n", |
| get_asm_string_keyword(), spec->names[i]->name ); |
| |
| /* output forward strings */ |
| |
| if (fwd_size) |
| { |
| output( "\n.L__wine_spec_forwards:\n" ); |
| for (i = spec->base; i <= spec->limit; i++) |
| { |
| ORDDEF *odp = spec->ordinals[i]; |
| if (odp && (odp->flags & FLAG_FORWARD)) |
| output( "\t%s \"%s\"\n", get_asm_string_keyword(), odp->link_name ); |
| } |
| } |
| output( "\t.align %d\n", get_alignment(get_ptr_size()) ); |
| output( ".L__wine_spec_exports_end:\n" ); |
| |
| /* output relays */ |
| |
| if (!has_relays( spec )) |
| { |
| output( "\t%s 0\n", get_asm_ptr_keyword() ); |
| return; |
| } |
| |
| output( ".L__wine_spec_relay_descr:\n" ); |
| output( "\t%s 0xdeb90001\n", get_asm_ptr_keyword() ); /* magic */ |
| output( "\t%s 0,0\n", get_asm_ptr_keyword() ); /* relay funcs */ |
| output( "\t%s 0\n", get_asm_ptr_keyword() ); /* private data */ |
| output( "\t%s __wine_spec_relay_entry_points\n", get_asm_ptr_keyword() ); |
| output( "\t%s .L__wine_spec_relay_entry_point_offsets\n", get_asm_ptr_keyword() ); |
| output( "\t%s .L__wine_spec_relay_arg_types\n", get_asm_ptr_keyword() ); |
| |
| output_relay_debug( spec ); |
| } |
| |
| |
| /******************************************************************* |
| * output_asm_constructor |
| * |
| * Output code for calling a dll constructor. |
| */ |
| static void output_asm_constructor( const char *constructor ) |
| { |
| if (target_platform == PLATFORM_APPLE) |
| { |
| /* Mach-O doesn't have an init section */ |
| output( "\n\t.mod_init_func\n" ); |
| output( "\t.align %d\n", get_alignment(4) ); |
| output( "\t.long %s\n", asm_name(constructor) ); |
| } |
| else |
| { |
| output( "\n\t.section \".init\",\"ax\"\n" ); |
| switch(target_cpu) |
| { |
| case CPU_x86: |
| case CPU_x86_64: |
| output( "\tcall %s\n", asm_name(constructor) ); |
| break; |
| case CPU_SPARC: |
| output( "\tcall %s\n", asm_name(constructor) ); |
| output( "\tnop\n" ); |
| break; |
| case CPU_ALPHA: |
| output( "\tjsr $26,%s\n", asm_name(constructor) ); |
| break; |
| case CPU_ARM: |
| output( "\tblx %s\n", asm_name(constructor) ); |
| break; |
| case CPU_POWERPC: |
| output( "\tbl %s\n", asm_name(constructor) ); |
| break; |
| } |
| } |
| } |
| |
| |
| /******************************************************************* |
| * output_module |
| * |
| * Output the module data. |
| */ |
| void output_module( DLLSPEC *spec ) |
| { |
| int machine = 0; |
| unsigned int page_size = get_page_size(); |
| |
| /* Reserve some space for the PE header */ |
| |
| switch (target_platform) |
| { |
| case PLATFORM_APPLE: |
| output( "\t.text\n" ); |
| output( "\t.align %d\n", get_alignment(page_size) ); |
| output( "__wine_spec_pe_header:\n" ); |
| output( "\t.space 65536\n" ); |
| break; |
| case PLATFORM_SOLARIS: |
| output( "\n\t.section \".text\",\"ax\"\n" ); |
| output( "__wine_spec_pe_header:\n" ); |
| output( "\t.skip %u\n", 65536 + page_size ); |
| break; |
| default: |
| output( "\n\t.section \".init\",\"ax\"\n" ); |
| switch(target_cpu) |
| { |
| case CPU_x86: |
| case CPU_x86_64: |
| case CPU_ALPHA: |
| case CPU_SPARC: |
| output( "\tjmp 1f\n" ); |
| break; |
| case CPU_ARM: |
| case CPU_POWERPC: |
| output( "\tb 1f\n" ); |
| break; |
| } |
| output( "__wine_spec_pe_header:\n" ); |
| output( "\t.skip %u\n", 65536 + page_size ); |
| output( "1:\n" ); |
| break; |
| } |
| |
| /* Output the NT header */ |
| |
| output( "\n\t.data\n" ); |
| output( "\t.align %d\n", get_alignment(get_ptr_size()) ); |
| output( "%s\n", asm_globl("__wine_spec_nt_header") ); |
| output( ".L__wine_spec_rva_base:\n" ); |
| |
| output( "\t.long 0x4550\n" ); /* Signature */ |
| switch(target_cpu) |
| { |
| case CPU_x86: machine = IMAGE_FILE_MACHINE_I386; break; |
| case CPU_x86_64: machine = IMAGE_FILE_MACHINE_AMD64; break; |
| case CPU_ARM: machine = IMAGE_FILE_MACHINE_ARM; break; |
| case CPU_POWERPC: machine = IMAGE_FILE_MACHINE_POWERPC; break; |
| case CPU_ALPHA: machine = IMAGE_FILE_MACHINE_ALPHA; break; |
| case CPU_SPARC: machine = IMAGE_FILE_MACHINE_UNKNOWN; break; |
| } |
| output( "\t%s 0x%04x\n", /* Machine */ |
| get_asm_short_keyword(), machine ); |
| output( "\t%s 0\n", /* NumberOfSections */ |
| get_asm_short_keyword() ); |
| output( "\t.long 0\n" ); /* TimeDateStamp */ |
| output( "\t.long 0\n" ); /* PointerToSymbolTable */ |
| output( "\t.long 0\n" ); /* NumberOfSymbols */ |
| output( "\t%s %d\n", /* SizeOfOptionalHeader */ |
| get_asm_short_keyword(), |
| get_ptr_size() == 8 ? IMAGE_SIZEOF_NT_OPTIONAL64_HEADER : IMAGE_SIZEOF_NT_OPTIONAL32_HEADER ); |
| output( "\t%s 0x%04x\n", /* Characteristics */ |
| get_asm_short_keyword(), spec->characteristics ); |
| output( "\t%s 0x%04x\n", /* Magic */ |
| get_asm_short_keyword(), |
| get_ptr_size() == 8 ? IMAGE_NT_OPTIONAL_HDR64_MAGIC : IMAGE_NT_OPTIONAL_HDR32_MAGIC ); |
| output( "\t.byte 0\n" ); /* MajorLinkerVersion */ |
| output( "\t.byte 0\n" ); /* MinorLinkerVersion */ |
| output( "\t.long 0\n" ); /* SizeOfCode */ |
| output( "\t.long 0\n" ); /* SizeOfInitializedData */ |
| output( "\t.long 0\n" ); /* SizeOfUninitializedData */ |
| /* note: we expand the AddressOfEntryPoint field on 64-bit by overwriting the BaseOfCode field */ |
| output( "\t%s %s\n", /* AddressOfEntryPoint */ |
| get_asm_ptr_keyword(), spec->init_func ? asm_name(spec->init_func) : "0" ); |
| if (get_ptr_size() == 4) |
| { |
| output( "\t.long 0\n" ); /* BaseOfCode */ |
| output( "\t.long 0\n" ); /* BaseOfData */ |
| } |
| output( "\t%s __wine_spec_pe_header\n", /* ImageBase */ |
| get_asm_ptr_keyword() ); |
| output( "\t.long %u\n", page_size ); /* SectionAlignment */ |
| output( "\t.long %u\n", page_size ); /* FileAlignment */ |
| output( "\t%s 1,0\n", /* Major/MinorOperatingSystemVersion */ |
| get_asm_short_keyword() ); |
| output( "\t%s 0,0\n", /* Major/MinorImageVersion */ |
| get_asm_short_keyword() ); |
| output( "\t%s %u,%u\n", /* Major/MinorSubsystemVersion */ |
| get_asm_short_keyword(), spec->subsystem_major, spec->subsystem_minor ); |
| output( "\t.long 0\n" ); /* Win32VersionValue */ |
| output( "\t.long %s-.L__wine_spec_rva_base\n", /* SizeOfImage */ |
| asm_name("_end") ); |
| output( "\t.long %u\n", page_size ); /* SizeOfHeaders */ |
| output( "\t.long 0\n" ); /* CheckSum */ |
| output( "\t%s 0x%04x\n", /* Subsystem */ |
| get_asm_short_keyword(), spec->subsystem ); |
| output( "\t%s 0x%04x\n", /* DllCharacteristics */ |
| get_asm_short_keyword(), spec->dll_characteristics ); |
| output( "\t%s %u,%u\n", /* SizeOfStackReserve/Commit */ |
| get_asm_ptr_keyword(), (spec->stack_size ? spec->stack_size : 1024) * 1024, page_size ); |
| output( "\t%s %u,%u\n", /* SizeOfHeapReserve/Commit */ |
| get_asm_ptr_keyword(), (spec->heap_size ? spec->heap_size : 1024) * 1024, page_size ); |
| output( "\t.long 0\n" ); /* LoaderFlags */ |
| output( "\t.long 16\n" ); /* NumberOfRvaAndSizes */ |
| |
| if (spec->base <= spec->limit) /* DataDirectory[IMAGE_DIRECTORY_ENTRY_EXPORT] */ |
| output( "\t.long .L__wine_spec_exports-.L__wine_spec_rva_base," |
| ".L__wine_spec_exports_end-.L__wine_spec_exports\n" ); |
| else |
| output( "\t.long 0,0\n" ); |
| |
| if (has_imports()) /* DataDirectory[IMAGE_DIRECTORY_ENTRY_IMPORT] */ |
| output( "\t.long .L__wine_spec_imports-.L__wine_spec_rva_base," |
| ".L__wine_spec_imports_end-.L__wine_spec_imports\n" ); |
| else |
| output( "\t.long 0,0\n" ); |
| |
| if (spec->nb_resources) /* DataDirectory[IMAGE_DIRECTORY_ENTRY_RESOURCE] */ |
| output( "\t.long .L__wine_spec_resources-.L__wine_spec_rva_base," |
| ".L__wine_spec_resources_end-.L__wine_spec_resources\n" ); |
| else |
| output( "\t.long 0,0\n" ); |
| |
| output( "\t.long 0,0\n" ); /* DataDirectory[3] */ |
| output( "\t.long 0,0\n" ); /* DataDirectory[4] */ |
| output( "\t.long 0,0\n" ); /* DataDirectory[5] */ |
| output( "\t.long 0,0\n" ); /* DataDirectory[6] */ |
| output( "\t.long 0,0\n" ); /* DataDirectory[7] */ |
| output( "\t.long 0,0\n" ); /* DataDirectory[8] */ |
| output( "\t.long 0,0\n" ); /* DataDirectory[9] */ |
| output( "\t.long 0,0\n" ); /* DataDirectory[10] */ |
| output( "\t.long 0,0\n" ); /* DataDirectory[11] */ |
| output( "\t.long 0,0\n" ); /* DataDirectory[12] */ |
| output( "\t.long 0,0\n" ); /* DataDirectory[13] */ |
| output( "\t.long 0,0\n" ); /* DataDirectory[14] */ |
| output( "\t.long 0,0\n" ); /* DataDirectory[15] */ |
| |
| output( "\n\t%s\n", get_asm_string_section() ); |
| output( "%s\n", asm_globl("__wine_spec_file_name") ); |
| output( ".L__wine_spec_file_name:\n" ); |
| output( "\t%s \"%s\"\n", get_asm_string_keyword(), spec->file_name ); |
| if (target_platform == PLATFORM_APPLE) |
| output( "\t.lcomm %s,4\n", asm_name("_end") ); |
| |
| output_asm_constructor( "__wine_spec_init_ctor" ); |
| } |
| |
| |
| /******************************************************************* |
| * BuildSpec32File |
| * |
| * Build a Win32 C file from a spec file. |
| */ |
| void BuildSpec32File( DLLSPEC *spec ) |
| { |
| resolve_imports( spec ); |
| output_standard_file_header(); |
| output_module( spec ); |
| output_stubs( spec ); |
| output_exports( spec ); |
| output_imports( spec ); |
| if (is_undefined( "__wine_call_from_regs" )) output_asm_relays(); |
| output_resources( spec ); |
| output_gnu_stack_note(); |
| } |
| |
| |
| /******************************************************************* |
| * output_fake_module |
| * |
| * Build a fake binary module from a spec file. |
| */ |
| void output_fake_module( DLLSPEC *spec ) |
| { |
| static const unsigned char dll_code_section[] = { 0x31, 0xc0, /* xor %eax,%eax */ |
| 0xc2, 0x0c, 0x00 }; /* ret $12 */ |
| |
| static const unsigned char exe_code_section[] = { 0xb8, 0x01, 0x00, 0x00, 0x00, /* movl $1,%eax */ |
| 0xc2, 0x04, 0x00 }; /* ret $4 */ |
| |
| static const char fakedll_signature[] = "Wine placeholder DLL"; |
| const unsigned int page_size = get_page_size(); |
| const unsigned int section_align = page_size; |
| const unsigned int file_align = 0x200; |
| const unsigned int reloc_size = 8; |
| const unsigned int lfanew = (0x40 + sizeof(fakedll_signature) + 15) & ~15; |
| const unsigned int nb_sections = 2 + (spec->nb_resources != 0); |
| const unsigned int text_size = (spec->characteristics & IMAGE_FILE_DLL) ? |
| sizeof(dll_code_section) : sizeof(exe_code_section); |
| unsigned char *resources; |
| unsigned int resources_size; |
| unsigned int image_size = 3 * section_align; |
| |
| resolve_imports( spec ); |
| output_bin_resources( spec, 3 * section_align ); |
| resources = output_buffer; |
| resources_size = output_buffer_pos; |
| if (resources_size) image_size += (resources_size + section_align - 1) & ~(section_align - 1); |
| |
| init_output_buffer(); |
| |
| put_word( 0x5a4d ); /* e_magic */ |
| put_word( 0x40 ); /* e_cblp */ |
| put_word( 0x01 ); /* e_cp */ |
| put_word( 0 ); /* e_crlc */ |
| put_word( lfanew / 16 ); /* e_cparhdr */ |
| put_word( 0x0000 ); /* e_minalloc */ |
| put_word( 0xffff ); /* e_maxalloc */ |
| put_word( 0x0000 ); /* e_ss */ |
| put_word( 0x00b8 ); /* e_sp */ |
| put_word( 0 ); /* e_csum */ |
| put_word( 0 ); /* e_ip */ |
| put_word( 0 ); /* e_cs */ |
| put_word( lfanew ); /* e_lfarlc */ |
| put_word( 0 ); /* e_ovno */ |
| put_dword( 0 ); /* e_res */ |
| put_dword( 0 ); |
| put_word( 0 ); /* e_oemid */ |
| put_word( 0 ); /* e_oeminfo */ |
| put_dword( 0 ); /* e_res2 */ |
| put_dword( 0 ); |
| put_dword( 0 ); |
| put_dword( 0 ); |
| put_dword( 0 ); |
| put_dword( lfanew ); |
| |
| put_data( fakedll_signature, sizeof(fakedll_signature) ); |
| align_output( 16 ); |
| |
| put_dword( 0x4550 ); /* Signature */ |
| switch(target_cpu) |
| { |
| case CPU_x86: put_word( IMAGE_FILE_MACHINE_I386 ); break; |
| case CPU_x86_64: put_word( IMAGE_FILE_MACHINE_AMD64 ); break; |
| case CPU_POWERPC: put_word( IMAGE_FILE_MACHINE_POWERPC ); break; |
| case CPU_ALPHA: put_word( IMAGE_FILE_MACHINE_ALPHA ); break; |
| case CPU_SPARC: put_word( IMAGE_FILE_MACHINE_UNKNOWN ); break; |
| case CPU_ARM: put_word( IMAGE_FILE_MACHINE_ARM ); break; |
| } |
| put_word( nb_sections ); /* NumberOfSections */ |
| put_dword( 0 ); /* TimeDateStamp */ |
| put_dword( 0 ); /* PointerToSymbolTable */ |
| put_dword( 0 ); /* NumberOfSymbols */ |
| put_word( get_ptr_size() == 8 ? |
| IMAGE_SIZEOF_NT_OPTIONAL64_HEADER : |
| IMAGE_SIZEOF_NT_OPTIONAL32_HEADER ); /* SizeOfOptionalHeader */ |
| put_word( spec->characteristics ); /* Characteristics */ |
| put_word( get_ptr_size() == 8 ? |
| IMAGE_NT_OPTIONAL_HDR64_MAGIC : |
| IMAGE_NT_OPTIONAL_HDR32_MAGIC ); /* Magic */ |
| put_byte( 0 ); /* MajorLinkerVersion */ |
| put_byte( 0 ); /* MinorLinkerVersion */ |
| put_dword( text_size ); /* SizeOfCode */ |
| put_dword( 0 ); /* SizeOfInitializedData */ |
| put_dword( 0 ); /* SizeOfUninitializedData */ |
| put_dword( section_align ); /* AddressOfEntryPoint */ |
| put_dword( section_align ); /* BaseOfCode */ |
| if (get_ptr_size() == 4) put_dword( 0 ); /* BaseOfData */ |
| put_pword( 0x10000000 ); /* ImageBase */ |
| put_dword( section_align ); /* SectionAlignment */ |
| put_dword( file_align ); /* FileAlignment */ |
| put_word( 1 ); /* MajorOperatingSystemVersion */ |
| put_word( 0 ); /* MinorOperatingSystemVersion */ |
| put_word( 0 ); /* MajorImageVersion */ |
| put_word( 0 ); /* MinorImageVersion */ |
| put_word( spec->subsystem_major ); /* MajorSubsystemVersion */ |
| put_word( spec->subsystem_minor ); /* MinorSubsystemVersion */ |
| put_dword( 0 ); /* Win32VersionValue */ |
| put_dword( image_size ); /* SizeOfImage */ |
| put_dword( file_align ); /* SizeOfHeaders */ |
| put_dword( 0 ); /* CheckSum */ |
| put_word( spec->subsystem ); /* Subsystem */ |
| put_word( spec->dll_characteristics ); /* DllCharacteristics */ |
| put_pword( (spec->stack_size ? spec->stack_size : 1024) * 1024 ); /* SizeOfStackReserve */ |
| put_pword( page_size ); /* SizeOfStackCommit */ |
| put_pword( (spec->heap_size ? spec->heap_size : 1024) * 1024 ); /* SizeOfHeapReserve */ |
| put_pword( page_size ); /* SizeOfHeapCommit */ |
| put_dword( 0 ); /* LoaderFlags */ |
| put_dword( 16 ); /* NumberOfRvaAndSizes */ |
| |
| put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_EXPORT] */ |
| put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_IMPORT] */ |
| if (resources_size) /* DataDirectory[IMAGE_DIRECTORY_ENTRY_RESOURCE] */ |
| { |
| put_dword( 3 * section_align ); |
| put_dword( resources_size ); |
| } |
| else |
| { |
| put_dword( 0 ); |
| put_dword( 0 ); |
| } |
| |
| put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_EXCEPTION] */ |
| put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_SECURITY] */ |
| put_dword( 2 * section_align ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_BASERELOC] */ |
| put_dword( reloc_size ); |
| put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_DEBUG] */ |
| put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_COPYRIGHT] */ |
| put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_GLOBALPTR] */ |
| put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_TLS] */ |
| put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG] */ |
| put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_BOUND_IMPORT] */ |
| put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_IAT] */ |
| put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_DELAY_IMPORT] */ |
| put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR] */ |
| put_dword( 0 ); put_dword( 0 ); /* DataDirectory[15] */ |
| |
| /* .text section */ |
| put_data( ".text\0\0", 8 ); /* Name */ |
| put_dword( section_align ); /* VirtualSize */ |
| put_dword( section_align ); /* VirtualAddress */ |
| put_dword( text_size ); /* SizeOfRawData */ |
| put_dword( file_align ); /* PointerToRawData */ |
| put_dword( 0 ); /* PointerToRelocations */ |
| put_dword( 0 ); /* PointerToLinenumbers */ |
| put_word( 0 ); /* NumberOfRelocations */ |
| put_word( 0 ); /* NumberOfLinenumbers */ |
| put_dword( 0x60000020 /* CNT_CODE|MEM_EXECUTE|MEM_READ */ ); /* Characteristics */ |
| |
| /* .reloc section */ |
| put_data( ".reloc\0", 8 ); /* Name */ |
| put_dword( section_align ); /* VirtualSize */ |
| put_dword( 2 * section_align );/* VirtualAddress */ |
| put_dword( reloc_size ); /* SizeOfRawData */ |
| put_dword( 2 * file_align ); /* PointerToRawData */ |
| put_dword( 0 ); /* PointerToRelocations */ |
| put_dword( 0 ); /* PointerToLinenumbers */ |
| put_word( 0 ); /* NumberOfRelocations */ |
| put_word( 0 ); /* NumberOfLinenumbers */ |
| put_dword( 0x42000040 /* CNT_INITIALIZED_DATA|MEM_DISCARDABLE|MEM_READ */ ); /* Characteristics */ |
| |
| /* .rsrc section */ |
| if (resources_size) |
| { |
| put_data( ".rsrc\0\0", 8 ); /* Name */ |
| put_dword( (resources_size + section_align - 1) & ~(section_align - 1) ); /* VirtualSize */ |
| put_dword( 3 * section_align );/* VirtualAddress */ |
| put_dword( resources_size ); /* SizeOfRawData */ |
| put_dword( 3 * file_align ); /* PointerToRawData */ |
| put_dword( 0 ); /* PointerToRelocations */ |
| put_dword( 0 ); /* PointerToLinenumbers */ |
| put_word( 0 ); /* NumberOfRelocations */ |
| put_word( 0 ); /* NumberOfLinenumbers */ |
| put_dword( 0x40000040 /* CNT_INITIALIZED_DATA|MEM_READ */ ); /* Characteristics */ |
| } |
| |
| /* .text contents */ |
| align_output( file_align ); |
| if (spec->characteristics & IMAGE_FILE_DLL) |
| put_data( dll_code_section, sizeof(dll_code_section) ); |
| else |
| put_data( exe_code_section, sizeof(exe_code_section) ); |
| |
| /* .reloc contents */ |
| align_output( file_align ); |
| put_dword( 0 ); /* VirtualAddress */ |
| put_dword( 0 ); /* SizeOfBlock */ |
| |
| /* .rsrc contents */ |
| if (resources_size) |
| { |
| align_output( file_align ); |
| put_data( resources, resources_size ); |
| } |
| flush_output_buffer(); |
| } |
| |
| |
| /******************************************************************* |
| * output_def_file |
| * |
| * Build a Win32 def file from a spec file. |
| */ |
| void output_def_file( DLLSPEC *spec, int include_private ) |
| { |
| DLLSPEC *spec32 = NULL; |
| const char *name; |
| int i, total; |
| |
| if (spec->type == SPEC_WIN16) |
| { |
| spec32 = alloc_dll_spec(); |
| add_16bit_exports( spec32, spec ); |
| spec = spec32; |
| } |
| |
| if (spec_file_name) |
| output( "; File generated automatically from %s; do not edit!\n\n", |
| spec_file_name ); |
| else |
| output( "; File generated automatically; do not edit!\n\n" ); |
| |
| output( "LIBRARY %s\n\n", spec->file_name); |
| output( "EXPORTS\n"); |
| |
| /* Output the exports and relay entry points */ |
| |
| for (i = total = 0; i < spec->nb_entry_points; i++) |
| { |
| const ORDDEF *odp = &spec->entry_points[i]; |
| int is_data = 0; |
| |
| if (!odp) continue; |
| |
| if (odp->name) name = odp->name; |
| else if (odp->export_name) name = odp->export_name; |
| else continue; |
| |
| if (!(odp->flags & FLAG_PRIVATE)) total++; |
| else if (!include_private) continue; |
| |
| if (odp->type == TYPE_STUB) continue; |
| |
| output( " %s", name ); |
| |
| switch(odp->type) |
| { |
| case TYPE_EXTERN: |
| is_data = 1; |
| /* fall through */ |
| case TYPE_VARARGS: |
| case TYPE_CDECL: |
| /* try to reduce output */ |
| if(strcmp(name, odp->link_name) || (odp->flags & FLAG_FORWARD)) |
| output( "=%s", odp->link_name ); |
| break; |
| case TYPE_STDCALL: |
| { |
| int at_param = strlen(odp->u.func.arg_types) * get_ptr_size(); |
| if (!kill_at && target_cpu == CPU_x86) output( "@%d", at_param ); |
| if (odp->flags & FLAG_FORWARD) |
| { |
| output( "=%s", odp->link_name ); |
| } |
| else if (strcmp(name, odp->link_name)) /* try to reduce output */ |
| { |
| output( "=%s", odp->link_name ); |
| if (!kill_at && target_cpu == CPU_x86) output( "@%d", at_param ); |
| } |
| break; |
| } |
| default: |
| assert(0); |
| } |
| output( " @%d", odp->ordinal ); |
| if (!odp->name || (odp->flags & FLAG_ORDINAL)) output( " NONAME" ); |
| if (is_data) output( " DATA" ); |
| if (odp->flags & FLAG_PRIVATE) output( " PRIVATE" ); |
| output( "\n" ); |
| } |
| if (!total) warning( "%s: Import library doesn't export anything\n", spec->file_name ); |
| if (spec32) free_dll_spec( spec32 ); |
| } |
