2 * pedump.c: Dumps the contents of an extended PE/COFF file
5 * Miguel de Icaza (miguel@ximian.com)
7 * (C) 2001 Ximian, Inc.
17 gboolean dump_data = TRUE;
18 gboolean dump_tables = FALSE;
21 hex_dump (char *buffer, int base, int count)
25 for (i = 0; i < count; i++){
27 printf ("\n0x%08x: ", (unsigned char) base + i);
29 printf ("%02x ", (unsigned char) (buffer [i]));
34 hex8 (char *label, unsigned char x)
36 printf ("\t%s: 0x%02x\n", label, (unsigned char) x);
40 hex16 (char *label, guint16 x)
42 printf ("\t%s: 0x%04x\n", label, x);
46 hex32 (char *label, guint32 x)
48 printf ("\t%s: 0x%08x\n", label, x);
52 dump_coff_header (MonoCOFFHeader *coff)
54 printf ("\nCOFF Header:\n");
55 hex16 (" Machine", coff->coff_machine);
56 hex16 (" Sections", coff->coff_sections);
57 hex32 (" Time stamp", coff->coff_time);
58 hex32 ("Pointer to Symbol Table", coff->coff_symptr);
59 hex32 (" Symbol Count", coff->coff_symcount);
60 hex16 (" Optional Header Size", coff->coff_opt_header_size);
61 hex16 (" Characteristics", coff->coff_attributes);
66 dump_pe_header (MonoPEHeader *pe)
68 printf ("\nPE Header:\n");
69 hex16 (" Magic (0x010b)", pe->pe_magic);
70 hex8 (" LMajor (6)", pe->pe_major);
71 hex8 (" LMinor (0)", pe->pe_minor);
72 hex32 (" Code Size", pe->pe_code_size);
73 hex32 (" Initialized Data Size", pe->pe_data_size);
74 hex32 ("Uninitialized Data Size", pe->pe_uninit_data_size);
75 hex32 (" Entry Point RVA", pe->pe_rva_entry_point);
76 hex32 (" Code Base RVA", pe->pe_rva_code_base);
77 hex32 (" Data Base RVA", pe->pe_rva_data_base);
82 dump_nt_header (MonoPEHeaderNT *nt)
84 printf ("\nNT Header:\n");
86 hex32 (" Image Base (0x400000)", nt->pe_image_base);
87 hex32 ("Section Alignment (8192)", nt->pe_section_align);
88 hex32 (" File Align (512/4096)", nt->pe_file_alignment);
89 hex16 (" OS Major (4)", nt->pe_os_major);
90 hex16 (" OS Minor (0)", nt->pe_os_minor);
91 hex16 (" User Major (0)", nt->pe_user_major);
92 hex16 (" User Minor (0)", nt->pe_user_minor);
93 hex16 (" Subsys major (4)", nt->pe_subsys_major);
94 hex16 (" Subsys minor (0)", nt->pe_subsys_minor);
95 hex32 (" Reserverd", nt->pe_reserved_1);
96 hex32 (" Image Size", nt->pe_image_size);
97 hex32 (" Header Size", nt->pe_header_size);
98 hex32 (" Checksum (0)", nt->pe_checksum);
99 hex16 (" Subsystem", nt->pe_subsys_required);
100 hex16 (" DLL Flags (0)", nt->pe_dll_flags);
101 hex32 (" Stack Reserve Size (1M)", nt->pe_stack_reserve);
102 hex32 ("Stack commit Size (4096)", nt->pe_stack_commit);
103 hex32 (" Heap Reserve Size (1M)", nt->pe_heap_reserve);
104 hex32 (" Heap Commit Size (4096)", nt->pe_heap_commit);
105 hex32 (" Loader flags (0x1)", nt->pe_loader_flags);
106 hex32 (" Data Directories (16)", nt->pe_data_dir_count);
110 dent (const char *label, MonoPEDirEntry de)
112 printf ("\t%s: 0x%08x [0x%08x]\n", label, de.rva, de.size);
116 dump_datadir (MonoPEDatadir *dd)
118 printf ("\nData directories:\n");
119 dent (" Export Table", dd->pe_export_table);
120 dent (" Import Table", dd->pe_import_table);
121 dent (" Resource Table", dd->pe_resource_table);
122 dent (" Exception Table", dd->pe_exception_table);
123 dent ("Certificate Table", dd->pe_certificate_table);
124 dent (" Reloc Table", dd->pe_reloc_table);
125 dent (" Debug", dd->pe_debug);
126 dent (" Copyright", dd->pe_copyright);
127 dent (" Global Ptr", dd->pe_global_ptr);
128 dent (" TLS Table", dd->pe_tls_table);
129 dent ("Load Config Table", dd->pe_load_config_table);
130 dent (" Bound Import", dd->pe_bound_import);
131 dent (" IAT", dd->pe_iat);
132 dent ("Delay Import Desc", dd->pe_delay_import_desc);
133 dent (" CLI Header", dd->pe_cli_header);
137 dump_dotnet_header (MonoDotNetHeader *header)
139 dump_coff_header (&header->coff);
140 dump_pe_header (&header->pe);
141 dump_nt_header (&header->nt);
142 dump_datadir (&header->datadir);
146 dump_section_table (MonoSectionTable *st)
148 guint32 flags = st->st_flags;
150 printf ("\n\tName: %s\n", st->st_name);
151 hex32 (" Virtual Size", st->st_virtual_size);
152 hex32 ("Virtual Address", st->st_virtual_address);
153 hex32 (" Raw Data Size", st->st_raw_data_size);
154 hex32 (" Raw Data Ptr", st->st_raw_data_ptr);
155 hex32 (" Reloc Ptr", st->st_reloc_ptr);
156 hex32 (" LineNo Ptr", st->st_lineno_ptr);
157 hex16 (" Reloc Count", st->st_reloc_count);
158 hex16 (" Line Count", st->st_line_count);
160 printf ("\tFlags: %s%s%s%s%s%s%s%s%s%s\n",
161 (flags & SECT_FLAGS_HAS_CODE) ? "code, " : "",
162 (flags & SECT_FLAGS_HAS_INITIALIZED_DATA) ? "data, " : "",
163 (flags & SECT_FLAGS_HAS_UNINITIALIZED_DATA) ? "bss, " : "",
164 (flags & SECT_FLAGS_MEM_DISCARDABLE) ? "discard, " : "",
165 (flags & SECT_FLAGS_MEM_NOT_CACHED) ? "nocache, " : "",
166 (flags & SECT_FLAGS_MEM_NOT_PAGED) ? "nopage, " : "",
167 (flags & SECT_FLAGS_MEM_SHARED) ? "shared, " : "",
168 (flags & SECT_FLAGS_MEM_EXECUTE) ? "exec, " : "",
169 (flags & SECT_FLAGS_MEM_READ) ? "read, " : "",
170 (flags & SECT_FLAGS_MEM_WRITE) ? "write" : "");
174 dump_sections (MonoCLIImageInfo *iinfo)
176 const int top = iinfo->cli_header.coff.coff_sections;
179 for (i = 0; i < top; i++)
180 dump_section_table (&iinfo->cli_section_tables [i]);
184 dump_cli_header (MonoCLIHeader *ch)
187 printf (" CLI header size: %d\n", ch->ch_size);
188 printf (" Runtime required: %d.%d\n", ch->ch_runtime_major, ch->ch_runtime_minor);
189 printf (" Flags: %s, %s, %s\n",
190 (ch->ch_flags & CLI_FLAGS_ILONLY ? "ilonly" : "contains native"),
191 (ch->ch_flags & CLI_FLAGS_32BITREQUIRED ? "32bits" : "32/64"),
192 (ch->ch_flags & CLI_FLAGS_ILONLY ? "trackdebug" : "no-trackdebug"));
193 dent (" Metadata", ch->ch_metadata);
194 hex32 ("Entry Point Token", ch->ch_entry_point);
195 dent (" Resources at", ch->ch_resources);
196 dent (" Strong Name at", ch->ch_strong_name);
197 dent (" Code Manager at", ch->ch_code_manager_table);
198 dent (" VTableFixups at", ch->ch_vtable_fixups);
199 dent (" EAT jumps at", ch->ch_export_address_table_jumps);
203 dsh (char *label, MonoStreamHeader *sh)
205 printf ("%s: 0x%08x - 0x%08x [%d == 0x%08x]\n",
207 sh->offset, sh->offset + sh->size,
212 dump_metadata_ptrs (MonoMetadata *meta)
214 printf ("\nMetadata pointers:\n");
215 dsh ("\tTables (#~)", &meta->heap_tables);
216 dsh ("\t Strings", &meta->heap_strings);
217 dsh ("\t Blob", &meta->heap_blob);
218 dsh ("\tUser string", &meta->heap_us);
219 dsh ("\t GUID", &meta->heap_guid);
223 dump_table (MonoMetadata *meta, int table)
229 dump_metadata (MonoMetadata *meta)
233 dump_metadata_ptrs (meta);
236 for (table = 0; table < 64; table++){
237 if (meta->tables [table].rows == 0)
239 printf ("Table %s: %d records (%d bytes, at %p)\n",
240 mono_meta_table_name (table),
241 meta->tables [table].rows,
242 meta->tables [table].row_size,
243 meta->tables [table].base
246 dump_table (meta, table);
251 dump_methoddef (MonoMetadata *metadata, guint32 token)
255 loc = mono_metadata_locate_token (metadata, token);
257 printf ("RVA for Entry Point: 0x%08x\n", (*(guint32 *)loc));
261 dump_dotnet_iinfo (MonoImage *image)
263 MonoCLIImageInfo *iinfo = image->image_info;
265 dump_dotnet_header (&iinfo->cli_header);
266 dump_sections (iinfo);
267 dump_cli_header (&iinfo->cli_cli_header);
268 dump_metadata (image);
270 dump_methoddef (image, iinfo->cli_cli_header.ch_entry_point);
276 printf ("Usage is: pedump [--tables] file.exe\n");
281 main (int argc, char *argv [])
287 for (i = 1; i < argc; i++){
288 if (argv [i][0] != '-'){
293 if (strcmp (argv [i], "--help") == 0)
295 if (strcmp (argv [i], "--tables") == 0)
302 image = mono_image_open (file, NULL);
304 fprintf (stderr, "Can not open image %s\n", file);
309 dump_dotnet_iinfo (image);
311 mono_image_close (image);