diff options
Diffstat (limited to 'mono/dis/main.c')
| -rw-r--r-- | mono/dis/main.c | 690 |
1 files changed, 572 insertions, 118 deletions
diff --git a/mono/dis/main.c b/mono/dis/main.c index c555a549e5f..49ba78efc79 100644 --- a/mono/dis/main.c +++ b/mono/dis/main.c @@ -48,11 +48,10 @@ dump_header_data (MonoImage *img) } static void -dump_cattrs (MonoImage *m, guint32 token, const char *indent) +dump_cattrs_list (GList *list, const char *indent) { - GList *tmp, *list; + GList *tmp; - list = dis_get_custom_attrs (m, token); for (tmp = list; tmp; tmp = tmp->next) { fprintf (output, "%s%s\n", indent, (char*)tmp->data); g_free (tmp->data); @@ -61,6 +60,86 @@ dump_cattrs (MonoImage *m, guint32 token, const char *indent) } static void +dump_cattrs (MonoImage *m, guint32 token, const char *indent) +{ + GList *list; + + list = dis_get_custom_attrs (m, token); + dump_cattrs_list (list, indent); +} + +static const char* +get_il_security_action (int val) +{ + static char buf [32]; + + switch (val) { + case SECURITY_ACTION_DEMAND: + return "demand"; + case SECURITY_ACTION_ASSERT: + return "assert"; + case SECURITY_ACTION_DENY: + return "deny"; + case SECURITY_ACTION_PERMITONLY: + return "permitonly"; + case SECURITY_ACTION_LINKDEMAND: + return "linkcheck"; + case SECURITY_ACTION_INHERITDEMAND: + return "inheritcheck"; + case SECURITY_ACTION_REQMIN: + return "reqmin"; + case SECURITY_ACTION_REQOPT: + return "reqopt"; + case SECURITY_ACTION_REQREFUSE: + return "reqrefuse"; + /* Special actions (for non CAS permissions) */ + case SECURITY_ACTION_NONCASDEMAND: + return "noncasdemand"; + case SECURITY_ACTION_NONCASLINKDEMAND: + return "noncaslinkdemand"; + case SECURITY_ACTION_NONCASINHERITANCE: + return "noncasinheritance"; + /* Fx 2.0 actions (for both CAS and non-CAS permissions) */ + case SECURITY_ACTION_LINKDEMANDCHOICE: + return "linkdemandor"; + case SECURITY_ACTION_INHERITDEMANDCHOICE: + return "inheritancedemandor"; + case SECURITY_ACTION_DEMANDCHOICE: + return "demandor"; + default: + g_snprintf (buf, sizeof (buf), "0x%04X", val); + return buf; + } +} + +#define OBJECT_TYPE_TYPEDEF 0 +#define OBJECT_TYPE_METHODDEF 1 +#define OBJECT_TYPE_ASSEMBLYDEF 2 + +static void +dump_declarative_security (MonoImage *m, guint32 objectType, guint32 token, const char *indent) +{ + MonoTableInfo *t = &m->tables [MONO_TABLE_DECLSECURITY]; + guint32 cols [MONO_DECL_SECURITY_SIZE]; + int i, len; + guint32 idx; + const char *blob, *action; + + for (i = 1; i <= t->rows; i++) { + mono_metadata_decode_row (t, i - 1, cols, MONO_DECL_SECURITY_SIZE); + blob = mono_metadata_blob_heap (m, cols [MONO_DECL_SECURITY_PERMISSIONSET]); + len = mono_metadata_decode_blob_size (blob, &blob); + action = get_il_security_action (cols [MONO_DECL_SECURITY_ACTION]); + idx = cols [MONO_DECL_SECURITY_PARENT]; + if (((idx & MONO_HAS_DECL_SECURITY_MASK) == objectType) && ((idx >> MONO_HAS_DECL_SECURITY_BITS) == token)) { + char *dump = data_dump (blob, len, indent); + fprintf (output, "%s.permissionset %s = %s", indent, action, dump); + g_free (dump); + } + } +} + +static void dis_directive_assembly (MonoImage *m) { MonoTableInfo *t = &m->tables [MONO_TABLE_ASSEMBLY]; @@ -74,20 +153,23 @@ dis_directive_assembly (MonoImage *m) fprintf (output, ".assembly '%s'\n{\n", mono_metadata_string_heap (m, cols [MONO_ASSEMBLY_NAME])); dump_cattrs (m, MONO_TOKEN_ASSEMBLY | 1, " "); + dump_declarative_security (m, OBJECT_TYPE_ASSEMBLYDEF, 1, " "); fprintf (output, " .hash algorithm 0x%08x\n" - " .ver %d:%d:%d:%d" - "%s %s" - "%s" - "\n" - "}\n", + " .ver %d:%d:%d:%d\n", cols [MONO_ASSEMBLY_HASH_ALG], cols [MONO_ASSEMBLY_MAJOR_VERSION], cols [MONO_ASSEMBLY_MINOR_VERSION], - cols [MONO_ASSEMBLY_BUILD_NUMBER], cols [MONO_ASSEMBLY_REV_NUMBER], - cols [MONO_ASSEMBLY_CULTURE] ? "\n .locale" : "", - cols [MONO_ASSEMBLY_CULTURE] ? mono_metadata_string_heap (m, cols [MONO_ASSEMBLY_CULTURE]) : "", - cols [MONO_ASSEMBLY_PUBLIC_KEY] ? "\n .publickey" : "" - ); + cols [MONO_ASSEMBLY_BUILD_NUMBER], cols [MONO_ASSEMBLY_REV_NUMBER]); + if (cols [MONO_ASSEMBLY_CULTURE]) + fprintf (output, " .locale %s\n", mono_metadata_string_heap (m, cols [MONO_ASSEMBLY_CULTURE])); + if (cols [MONO_ASSEMBLY_PUBLIC_KEY]) { + const char* b = mono_metadata_blob_heap (m, cols [MONO_ASSEMBLY_PUBLIC_KEY]); + int len = mono_metadata_decode_blob_size (b, &b); + char *dump = data_dump (b, len, "\t\t"); + fprintf (output, " .publickey =%s", dump); + g_free (dump); + } + fprintf (output, "}\n"); } static void @@ -101,40 +183,129 @@ dis_directive_assemblyref (MonoImage *m) return; for (i = 0; i < t->rows; i++){ + char *esc; + mono_metadata_decode_row (t, i, cols, MONO_ASSEMBLYREF_SIZE); + esc = get_escaped_name (mono_metadata_string_heap (m, cols [MONO_ASSEMBLYREF_NAME])); + fprintf (output, ".assembly extern %s\n" "{\n" - " .ver %d:%d:%d:%d\n" - "}\n", - mono_metadata_string_heap (m, cols [MONO_ASSEMBLYREF_NAME]), + " .ver %d:%d:%d:%d\n", + esc, cols [MONO_ASSEMBLYREF_MAJOR_VERSION], cols [MONO_ASSEMBLYREF_MINOR_VERSION], cols [MONO_ASSEMBLYREF_BUILD_NUMBER], cols [MONO_ASSEMBLYREF_REV_NUMBER] ); + if (cols [MONO_ASSEMBLYREF_CULTURE]){ + fprintf (output, " .locale %s\n", mono_metadata_string_heap (m, cols [MONO_ASSEMBLYREF_CULTURE])); + } + if (cols [MONO_ASSEMBLYREF_PUBLIC_KEY]){ + const char* b = mono_metadata_blob_heap (m, cols [MONO_ASSEMBLYREF_PUBLIC_KEY]); + int len = mono_metadata_decode_blob_size (b, &b); + char *dump = data_dump (b, len, "\t\t"); + fprintf (output, " .publickeytoken =%s", dump); + g_free (dump); + } + fprintf (output, "}\n"); + g_free (esc); + } +} + +static void +dis_directive_module (MonoImage *m) +{ + MonoTableInfo *t = &m->tables [MONO_TABLE_MODULE]; + int i; + + for (i = 0; i < t->rows; i++){ + guint32 cols [MONO_MODULE_SIZE]; + const char *name; + char *guid, *ename; + + mono_metadata_decode_row (t, i, cols, MONO_MODULE_SIZE); + + name = mono_metadata_string_heap (m, cols [MONO_MODULE_NAME]); + ename = get_escaped_name (name); + guid = get_guid (m, cols [MONO_MODULE_MVID]); + fprintf (output, ".module %s // GUID = %s\n\n", ename, guid); + g_free (ename); + + dump_cattrs (m, MONO_TOKEN_MODULE | (i + 1), ""); + } +} + +static void +dis_directive_moduleref (MonoImage *m) +{ + MonoTableInfo *t = &m->tables [MONO_TABLE_MODULEREF]; + int i; + + for (i = 0; i < t->rows; i++){ + guint32 cols [MONO_MODULEREF_SIZE]; + const char *name; + + mono_metadata_decode_row (t, i, cols, MONO_MODULEREF_SIZE); + + name = mono_metadata_string_heap (m, cols [MONO_MODULEREF_NAME]); + fprintf (output, ".module extern %s\n", name); + } + +} + +static void +dis_directive_file (MonoImage *m) +{ + MonoTableInfo *t = &m->tables [MONO_TABLE_FILE]; + int i, j, len; + guint32 entry_point; + + entry_point = mono_image_get_entry_point (m); + + for (i = 0; i < t->rows; i++){ + guint32 cols [MONO_FILE_SIZE]; + const char *name, *hash; + guint32 token; + + mono_metadata_decode_row (t, i, cols, MONO_FILE_SIZE); + + name = mono_metadata_string_heap (m, cols [MONO_FILE_NAME]); + + hash = mono_metadata_blob_heap (m, cols [MONO_FILE_HASH_VALUE]); + len = mono_metadata_decode_blob_size (hash, &hash); + + fprintf (output, ".file %s%s .hash = (", name, + cols [MONO_FILE_FLAGS] & FILE_CONTAINS_NO_METADATA ? " nometadata" : ""); + + for (j = 0; j < len; ++j) + fprintf (output, " %02X", hash [j] & 0xff); + + token = mono_metadata_make_token (MONO_TABLE_FILE, i + 1); + fprintf (output, " )%s\n", (token == entry_point) ? " .entrypoint" : ""); } + } -static map_t visibility_map [] = { +static dis_map_t visibility_map [] = { { TYPE_ATTRIBUTE_NOT_PUBLIC, "private " }, { TYPE_ATTRIBUTE_PUBLIC, "public " }, - { TYPE_ATTRIBUTE_NESTED_PUBLIC, "nested-public " }, - { TYPE_ATTRIBUTE_NESTED_PRIVATE, "nested-private " }, - { TYPE_ATTRIBUTE_NESTED_FAMILY, "family " }, - { TYPE_ATTRIBUTE_NESTED_ASSEMBLY, "nested-assembly" }, - { TYPE_ATTRIBUTE_NESTED_FAM_AND_ASSEM, "nested-fam-and-assembly" }, - { TYPE_ATTRIBUTE_NESTED_FAM_OR_ASSEM, "nested-fam-or-assembly" }, + { TYPE_ATTRIBUTE_NESTED_PUBLIC, "nested public " }, + { TYPE_ATTRIBUTE_NESTED_PRIVATE, "nested private " }, + { TYPE_ATTRIBUTE_NESTED_FAMILY, "nested family " }, + { TYPE_ATTRIBUTE_NESTED_ASSEMBLY, "nested assembly " }, + { TYPE_ATTRIBUTE_NESTED_FAM_AND_ASSEM, "nested famandassem " }, + { TYPE_ATTRIBUTE_NESTED_FAM_OR_ASSEM, "nested famorassem " }, { 0, NULL } }; -static map_t layout_map [] = { +static dis_map_t layout_map [] = { { TYPE_ATTRIBUTE_AUTO_LAYOUT, "auto " }, { TYPE_ATTRIBUTE_SEQUENTIAL_LAYOUT, "sequential " }, { TYPE_ATTRIBUTE_EXPLICIT_LAYOUT, "explicit " }, { 0, NULL } }; -static map_t format_map [] = { +static dis_map_t format_map [] = { { TYPE_ATTRIBUTE_ANSI_CLASS, "ansi " }, { TYPE_ATTRIBUTE_UNICODE_CLASS, "unicode " }, { TYPE_ATTRIBUTE_AUTO_CLASS, "auto " }, @@ -184,6 +355,7 @@ dis_field_list (MonoImage *m, guint32 start, guint32 end) { MonoTableInfo *t = &m->tables [MONO_TABLE_FIELD]; guint32 cols [MONO_FIELD_SIZE]; + char *esname; char rva_desc [32]; guint32 rva; int i; @@ -211,38 +383,39 @@ dis_field_list (MonoImage *m, guint32 start, guint32 end) mono_metadata_field_info (m, i, &field_offset, NULL, NULL); if (field_offset != -1) attrs = g_strdup_printf ("[%d]", field_offset); + esname = get_escaped_name (mono_metadata_string_heap (m, cols [MONO_FIELD_NAME])); if (cols [MONO_FIELD_FLAGS] & FIELD_ATTRIBUTE_LITERAL){ char *lit; guint32 const_cols [MONO_CONSTANT_SIZE]; guint32 crow; - if ((crow = mono_metadata_get_constant_index (m, MONO_TOKEN_FIELD_DEF | (i+1)))) { + if ((crow = mono_metadata_get_constant_index (m, MONO_TOKEN_FIELD_DEF | (i+1), 0))) { mono_metadata_decode_row (&m->tables [MONO_TABLE_CONSTANT], crow-1, const_cols, MONO_CONSTANT_SIZE); lit = get_constant (m, const_cols [MONO_CONSTANT_TYPE], const_cols [MONO_CONSTANT_VALUE]); } else { lit = g_strdup ("not found"); } + fprintf (output, " .field %s %s %s = ", - flags, sig, - mono_metadata_string_heap (m, cols [MONO_FIELD_NAME])); + flags, sig, esname); fprintf (output, "%s\n", lit); g_free (lit); } else fprintf (output, " .field %s %s %s %s%s\n", - attrs? attrs: "", flags, sig, - mono_metadata_string_heap (m, cols [MONO_FIELD_NAME]), rva_desc); + attrs? attrs: "", flags, sig, esname, rva_desc); g_free (attrs); g_free (flags); g_free (sig); + g_free (esname); dump_cattrs (m, MONO_TOKEN_FIELD_DEF | (i + 1), " "); } } -static map_t method_access_map [] = { +static dis_map_t method_access_map [] = { { METHOD_ATTRIBUTE_COMPILER_CONTROLLED, "compilercontrolled " }, - { METHOD_ATTRIBUTE_PRIVATE, "private" }, - { METHOD_ATTRIBUTE_FAM_AND_ASSEM, "famandassem" }, + { METHOD_ATTRIBUTE_PRIVATE, "private " }, + { METHOD_ATTRIBUTE_FAM_AND_ASSEM, "famandassem " }, { METHOD_ATTRIBUTE_ASSEM, "assembly " }, { METHOD_ATTRIBUTE_FAMILY, "family " }, { METHOD_ATTRIBUTE_FAM_OR_ASSEM, "famorassem " }, @@ -250,7 +423,7 @@ static map_t method_access_map [] = { { 0, NULL } }; -static map_t method_flags_map [] = { +static dis_map_t method_flags_map [] = { { METHOD_ATTRIBUTE_STATIC, "static " }, { METHOD_ATTRIBUTE_FINAL, "final " }, { METHOD_ATTRIBUTE_VIRTUAL, "virtual " }, @@ -260,7 +433,8 @@ static map_t method_flags_map [] = { { METHOD_ATTRIBUTE_SPECIAL_NAME, "specialname " }, { METHOD_ATTRIBUTE_RT_SPECIAL_NAME, "rtspecialname " }, { METHOD_ATTRIBUTE_UNMANAGED_EXPORT, "export " }, - { METHOD_ATTRIBUTE_HAS_SECURITY, "hassecurity" }, +/* MS ilasm doesn't compile this statement - is must be added automagically when permissionset are present */ +/* { METHOD_ATTRIBUTE_HAS_SECURITY, "hassecurity" }, */ { METHOD_ATTRIBUTE_REQUIRE_SEC_OBJECT, "requiresecobj" }, { METHOD_ATTRIBUTE_PINVOKE_IMPL, "pinvokeimpl " }, { 0, NULL } @@ -287,13 +461,17 @@ method_flags (guint32 f) return s; } -static map_t pinvoke_flags_map [] = { +static dis_map_t pinvoke_flags_map [] = { { PINVOKE_ATTRIBUTE_NO_MANGLE , "nomangle " }, { PINVOKE_ATTRIBUTE_SUPPORTS_LAST_ERROR, "lasterr " }, + { PINVOKE_ATTRIBUTE_BEST_FIT_ENABLED, "bestfit:on" }, + { PINVOKE_ATTRIBUTE_BEST_FIT_DISABLED, "bestfit:off" }, + { PINVOKE_ATTRIBUTE_THROW_ON_UNMAPPABLE_ENABLED, "charmaperror:on" }, + { PINVOKE_ATTRIBUTE_THROW_ON_UNMAPPABLE_DISABLED, "charmaperror:off" }, { 0, NULL } }; -static map_t pinvoke_call_conv_map [] = { +static dis_map_t pinvoke_call_conv_map [] = { { PINVOKE_ATTRIBUTE_CALL_CONV_WINAPI, "winapi " }, { PINVOKE_ATTRIBUTE_CALL_CONV_CDECL, "cdecl " }, { PINVOKE_ATTRIBUTE_CALL_CONV_STDCALL, "stdcall " }, @@ -302,7 +480,7 @@ static map_t pinvoke_call_conv_map [] = { { 0, NULL } }; -static map_t pinvoke_char_set_map [] = { +static dis_map_t pinvoke_char_set_map [] = { { PINVOKE_ATTRIBUTE_CHAR_SET_NOT_SPEC, "" }, { PINVOKE_ATTRIBUTE_CHAR_SET_ANSI, "ansi " }, { PINVOKE_ATTRIBUTE_CHAR_SET_UNICODE , "unicode " }, @@ -333,7 +511,7 @@ pinvoke_flags (guint32 f) return s; } -static map_t method_impl_map [] = { +static dis_map_t method_impl_map [] = { { METHOD_IMPL_ATTRIBUTE_IL, "cil " }, { METHOD_IMPL_ATTRIBUTE_NATIVE, "native " }, { METHOD_IMPL_ATTRIBUTE_OPTIL, "optil " }, @@ -341,13 +519,13 @@ static map_t method_impl_map [] = { { 0, NULL } }; -static map_t managed_type_map [] = { +static dis_map_t managed_type_map [] = { { METHOD_IMPL_ATTRIBUTE_UNMANAGED, "unmanaged " }, { METHOD_IMPL_ATTRIBUTE_MANAGED, "managed " }, { 0, NULL } }; -static map_t managed_impl_flags [] = { +static dis_map_t managed_impl_flags [] = { { METHOD_IMPL_ATTRIBUTE_FORWARD_REF, "fwdref " }, { METHOD_IMPL_ATTRIBUTE_PRESERVE_SIG, "preservesig " }, { METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL, "internalcall " }, @@ -374,11 +552,38 @@ method_impl_flags (guint32 f) } static void -dis_locals (MonoImage *m, MonoMethodHeader *mh) +dis_locals (MonoImage *m, MonoMethodHeader *mh, const char *ptr) { int i; - fprintf(output, "\t.locals %s(\n", mh->init_locals ? "init " : ""); + if (show_tokens) { + unsigned char flags = *(const unsigned char *) ptr; + unsigned char format = flags & METHOD_HEADER_FORMAT_MASK; + guint16 fat_flags; + guint32 local_var_sig_tok, max_stack, code_size, init_locals; + int hsize; + + g_assert (format == METHOD_HEADER_FAT_FORMAT); + fat_flags = read16 (ptr); + ptr += 2; + hsize = (fat_flags >> 12) & 0xf; + max_stack = read16 (ptr); + ptr += 2; + code_size = read32 (ptr); + ptr += 4; + local_var_sig_tok = read32 (ptr); + ptr += 4; + + if (fat_flags & METHOD_HEADER_INIT_LOCALS) + init_locals = 1; + else + init_locals = 0; + + fprintf(output, "\t.locals /*%08x*/ %s(\n", + local_var_sig_tok, init_locals ? "init " : ""); + } else + fprintf(output, "\t.locals %s(\n", mh->init_locals ? "init " : ""); + for (i=0; i < mh->num_locals; ++i) { char * desc; if (i) @@ -392,19 +597,26 @@ dis_locals (MonoImage *m, MonoMethodHeader *mh) } static void -dis_code (MonoImage *m, guint32 rva) +dis_code (MonoImage *m, guint32 token, guint32 rva) { MonoMethodHeader *mh; - MonoCLIImageInfo *ii = m->image_info; - const char *ptr = mono_cli_rva_map (ii, rva); + const char *ptr = mono_image_rva_map (m, rva); const char *loc; + gchar *override; + guint32 entry_point; if (rva == 0) return; + override = get_method_override (m, token); + if (override) { + fprintf (output, "\t.override method %s\n", override); + g_free (override); + } + mh = mono_metadata_parse_mh (m, ptr); - if (ii->cli_cli_header.ch_entry_point){ - loc = mono_metadata_locate_token (m, ii->cli_cli_header.ch_entry_point); + if ((entry_point = mono_image_get_entry_point (m))){ + loc = mono_metadata_locate_token (m, entry_point); if (rva == read32 (loc)) fprintf (output, "\t.entrypoint\n"); } @@ -412,7 +624,7 @@ dis_code (MonoImage *m, guint32 rva) fprintf (output, "\t// Code size %d (0x%x)\n", mh->code_size, mh->code_size); fprintf (output, "\t.maxstack %d\n", mh->max_stack); if (mh->num_locals) - dis_locals (m, mh); + dis_locals (m, mh, ptr); dissasemble_cil (m, mh); /* @@ -449,7 +661,7 @@ pinvoke_info (MonoImage *m, guint32 mindex) scope = mono_metadata_string_heap (m, mr_cols [MONO_MODULEREF_NAME]); - return g_strdup_printf ("(%s as %s %s)", scope, import, + return g_strdup_printf ("(\"%s\" as \"%s\" %s)", scope, import, flags); g_free (flags); } @@ -458,6 +670,49 @@ pinvoke_info (MonoImage *m, guint32 mindex) return NULL; } +static void +dump_cattrs_for_method_params (MonoImage *m, guint32 midx, MonoMethodSignature *sig) { + MonoTableInfo *methodt; + MonoTableInfo *paramt; + guint param_index, lastp, i; + + methodt = &m->tables [MONO_TABLE_METHOD]; + paramt = &m->tables [MONO_TABLE_PARAM]; + param_index = mono_metadata_decode_row_col (methodt, midx, MONO_METHOD_PARAMLIST); + if (midx + 1 < methodt->rows) + lastp = mono_metadata_decode_row_col (methodt, midx + 1, MONO_METHOD_PARAMLIST); + else + lastp = paramt->rows + 1; + for (i = param_index; i < lastp; ++i) { + char *lit; + int crow; + guint32 param_cols [MONO_PARAM_SIZE]; + GList *list; + + list = dis_get_custom_attrs (m, MONO_TOKEN_PARAM_DEF | i); + + mono_metadata_decode_row (paramt, i-1, param_cols, MONO_PARAM_SIZE); + if (!(param_cols[MONO_PARAM_FLAGS] & PARAM_ATTRIBUTE_HAS_DEFAULT)) { + if(list != NULL) + fprintf (output, "\t.param [%d]\n", param_cols[MONO_PARAM_SEQUENCE]); + } else { + fprintf (output, "\t.param [%d] = ", param_cols[MONO_PARAM_SEQUENCE]); + + if ((crow = mono_metadata_get_constant_index(m, MONO_TOKEN_PARAM_DEF | i, 0))) { + guint32 const_cols [MONO_CONSTANT_SIZE]; + mono_metadata_decode_row( &m->tables[MONO_TABLE_CONSTANT], crow-1, const_cols, MONO_CONSTANT_SIZE); + lit = get_constant(m, const_cols [MONO_CONSTANT_TYPE], const_cols [MONO_CONSTANT_VALUE]); + } + else { + lit = g_strdup ("not found"); + } + fprintf(output, "%s\n", lit); + g_free(lit); + } + dump_cattrs_list (list, "\t"); + } +} + /** * dis_method_list: * @m: metadata context @@ -467,7 +722,7 @@ pinvoke_info (MonoImage *m, guint32 mindex) * This routine displays the methods in the Method Table from @start to @end */ static void -dis_method_list (MonoImage *m, guint32 start, guint32 end) +dis_method_list (const char *klass_name, MonoImage *m, guint32 start, guint32 end) { MonoTableInfo *t = &m->tables [MONO_TABLE_METHOD]; guint32 cols [MONO_METHOD_SIZE]; @@ -484,6 +739,7 @@ dis_method_list (MonoImage *m, guint32 start, guint32 end) char *flags, *impl_flags; const char *sig; char *sig_str; + guint32 token; mono_metadata_decode_row (t, i, cols, MONO_METHOD_SIZE); @@ -492,26 +748,38 @@ dis_method_list (MonoImage *m, guint32 start, guint32 end) sig = mono_metadata_blob_heap (m, cols [MONO_METHOD_SIGNATURE]); mono_metadata_decode_blob_size (sig, &sig); - ms = mono_metadata_parse_method_signature (m, 1, sig, &sig); - sig_str = dis_stringify_method_signature (m, ms, i + 1); - + ms = mono_metadata_parse_method_signature (m, i + 1, sig, &sig); + sig_str = dis_stringify_method_signature (m, ms, i + 1, FALSE); + fprintf (output, " // method line %d\n", i + 1); fprintf (output, " .method %s", flags); - if (cols [MONO_METHOD_FLAGS] & METHOD_ATTRIBUTE_PINVOKE_IMPL) - fprintf (output, "%s", pinvoke_info (m, i)); + if ((cols [MONO_METHOD_FLAGS] & METHOD_ATTRIBUTE_PINVOKE_IMPL) && (cols [MONO_METHOD_RVA] == 0)) { + gchar *pi = pinvoke_info (m, i); + if (pi) { + fprintf (output, "%s", pi); + g_free (pi); + } + } fprintf (output, "\n %s", sig_str); fprintf (output, " %s\n", impl_flags); g_free (flags); g_free (impl_flags); + + token = MONO_TOKEN_METHOD_DEF | (i + 1); fprintf (output, " {\n"); - dump_cattrs (m, MONO_TOKEN_METHOD_DEF | (i + 1), " "); + dump_cattrs (m, token, " "); + dump_cattrs_for_method_params (m, i, ms); /* FIXME: need to sump also param custom attributes */ fprintf (output, " // Method begins at RVA 0x%x\n", cols [MONO_METHOD_RVA]); - dis_code (m, cols [MONO_METHOD_RVA]); - fprintf (output, " } // end of method %s\n\n", sig_str); + dump_declarative_security (m, OBJECT_TYPE_METHODDEF, i + 1, " "); + if (cols [MONO_METHOD_IMPLFLAGS] & METHOD_IMPL_ATTRIBUTE_NATIVE) + fprintf (output, " // Disassembly of native methods is not supported\n"); + else + dis_code (m, token, cols [MONO_METHOD_RVA]); + fprintf (output, " } // end of method %s::%s\n\n", klass_name, sig_str); mono_metadata_free_method_signature (ms); g_free (sig_str); } @@ -556,7 +824,7 @@ dis_property_methods (MonoImage *m, guint32 prop) start = mono_metadata_methods_from_property (m, prop, &end); while (start < end) { mono_metadata_decode_row (msemt, start, cols, MONO_METHOD_SEMA_SIZE); - sig = dis_stringify_method_signature (m, NULL, cols [MONO_METHOD_SEMA_METHOD]); + sig = dis_stringify_method_signature (m, NULL, cols [MONO_METHOD_SEMA_METHOD], TRUE); fprintf (output, "\t\t%s %s\n", type [cols [MONO_METHOD_SEMA_SEMANTICS]], sig); g_free (sig); ++start; @@ -590,11 +858,9 @@ dis_property_signature (MonoImage *m, guint32 prop_idx) type = mono_metadata_parse_type (m, MONO_PARSE_TYPE, 0, ptr, &ptr); blurb = dis_stringify_type (m, type); if (prop_flags & 0x0200) - g_string_append (res, "special "); + g_string_append (res, "specialname "); if (prop_flags & 0x0400) - g_string_append (res, "runtime "); - if (prop_flags & 0x1000) - g_string_append (res, "hasdefault "); + g_string_append (res, "rtspecialname "); g_string_sprintfa (res, "%s %s (", blurb, name); g_free (blurb); mono_metadata_free_type (type); @@ -634,17 +900,27 @@ static char* dis_event_signature (MonoImage *m, guint32 event_idx) { MonoTableInfo *et = &m->tables [MONO_TABLE_EVENT]; - const char *name; - char *type, *res; + char *type, *result, *esname; guint32 cols [MONO_EVENT_SIZE]; + int event_flags; + GString *res = g_string_new (""); mono_metadata_decode_row (et, event_idx, cols, MONO_EVENT_SIZE); - name = mono_metadata_string_heap (m, cols [MONO_EVENT_NAME]); + esname = get_escaped_name (mono_metadata_string_heap (m, cols [MONO_EVENT_NAME])); type = get_typedef_or_ref (m, cols [MONO_EVENT_TYPE]); + event_flags = cols [MONO_EVENT_FLAGS]; + + if (event_flags & 0x0200) + g_string_append (res, "specialname "); + if (event_flags & 0x0400) + g_string_append (res, "rtspecialname "); + g_string_sprintfa (res, "%s %s", type, esname); - res = g_strdup_printf ("%s %s", type, name); g_free (type); - return res; + g_free (esname); + result = res->str; + g_string_free (res, FALSE); + return result; } static void @@ -654,12 +930,12 @@ dis_event_methods (MonoImage *m, guint32 event) MonoTableInfo *msemt = &m->tables [MONO_TABLE_METHODSEMANTICS]; guint32 cols [MONO_METHOD_SEMA_SIZE]; char *sig; - const char *type; + const char *type = ""; start = mono_metadata_methods_from_event (m, event, &end); while (start < end) { mono_metadata_decode_row (msemt, start, cols, MONO_METHOD_SEMA_SIZE); - sig = dis_stringify_method_signature (m, NULL, cols [MONO_METHOD_SEMA_METHOD]); + sig = dis_stringify_method_signature (m, NULL, cols [MONO_METHOD_SEMA_METHOD], TRUE); switch (cols [MONO_METHOD_SEMA_SEMANTICS]) { case METHOD_SEMANTIC_OTHER: type = ".other"; break; @@ -699,6 +975,7 @@ dis_interfaces (MonoImage *m, guint32 typedef_row) { plocator_t loc; guint start; + gboolean first_interface = 1; guint32 cols [MONO_INTERFACEIMPL_SIZE]; char *intf; MonoTableInfo *table = &m->tables [MONO_TABLE_INTERFACEIMPL]; @@ -728,13 +1005,79 @@ dis_interfaces (MonoImage *m, guint32 typedef_row) if (cols [MONO_INTERFACEIMPL_CLASS] != loc.idx) break; intf = get_typedef_or_ref (m, cols [MONO_INTERFACEIMPL_INTERFACE]); - fprintf (output, " \timplements %s\n", intf); + if (first_interface) { + fprintf (output, " \timplements %s", intf); + first_interface = 0; + } else { + fprintf (output, ", %s", intf); + } g_free (intf); ++start; } } /** + * dis_generic_param_and_constraints: + * @m: metadata context + * @table_type: Type of table (0 for typedef, 1 for methoddef) + * @row: Row in table + * + * Dissasembles the generic parameters for this type or method, also + * returns an allocated GString containing the generic constraints NULL + * if their are no generic constraints. + */ +static GString* +dis_generic_param_and_constraints (MonoImage *m, int table_type, guint32 typedef_row) +{ + MonoTableInfo *t = &m->tables [MONO_TABLE_GENERICPARAM]; + MonoTableInfo *ct = &m->tables [MONO_TABLE_GENERICPARAMCONSTRAINT]; + GString* cnst_block = NULL; + guint32 cols [MONO_GENERICPARAM_SIZE]; + guint32 ccols [MONO_GENPARCONSTRAINT_SIZE]; + int i, own_tok, table, idx, found_count, cnst_start, cnst_ind; + + g_assert (table_type != MONO_TYPEORMETHOD_TYPE || table_type != MONO_TYPEORMETHOD_METHOD); + + found_count = cnst_start = 0; + for (i = 1; i <= t->rows; i++) { + mono_metadata_decode_row (t, i-1, cols, MONO_GENERICPARAM_SIZE); + own_tok = cols [MONO_GENERICPARAM_OWNER]; + table = own_tok & MONO_TYPEORMETHOD_MASK; + idx = own_tok >> MONO_TYPEORMETHOD_BITS; + + if (table != table_type || idx != typedef_row) + continue; + + if (found_count == 0) + fprintf (output, "<"); + else + fprintf (output, ", "); + + for (cnst_ind = cnst_start; cnst_ind < ct->rows; cnst_ind++) { + char *sig; + mono_metadata_decode_row (ct, cnst_ind, ccols, MONO_GENPARCONSTRAINT_SIZE); + if (ccols [MONO_GENPARCONSTRAINT_GENERICPAR] != i) + continue; + if (cnst_block == NULL) + cnst_block = g_string_new (""); + sig = get_typedef_or_ref (m, ccols [MONO_GENPARCONSTRAINT_CONSTRAINT]); + fprintf (output, "(%s) ", sig); + g_free (sig); + cnst_start = cnst_ind; + } + + fprintf (output, "%s", mono_metadata_string_heap (m, cols [MONO_GENERICPARAM_NAME])); + + found_count++; + } + + if (found_count) + fprintf (output, ">"); + + return cnst_block; +} + +/** * dis_type: * @m: metadata context * @n: index of type to disassemble @@ -745,12 +1088,15 @@ static void dis_type (MonoImage *m, int n) { MonoTableInfo *t = &m->tables [MONO_TABLE_TYPEDEF]; + GString *cnst_block = NULL; guint32 cols [MONO_TYPEDEF_SIZE]; guint32 cols_next [MONO_TYPEDEF_SIZE]; const char *name, *nspace; + char *esname; guint32 packing_size, class_size; gboolean next_is_valid, last; - + guint32 nested; + mono_metadata_decode_row (t, n, cols, MONO_TYPEDEF_SIZE); if (t->rows > n + 1) { @@ -759,22 +1105,38 @@ dis_type (MonoImage *m, int n) } else next_is_valid = 0; + name = mono_metadata_string_heap (m, cols [MONO_TYPEDEF_NAME]); nspace = mono_metadata_string_heap (m, cols [MONO_TYPEDEF_NAMESPACE]); if (*nspace) fprintf (output, ".namespace %s\n{\n", nspace); - name = mono_metadata_string_heap (m, cols [MONO_TYPEDEF_NAME]); + esname = get_escaped_name (name); if ((cols [MONO_TYPEDEF_FLAGS] & TYPE_ATTRIBUTE_CLASS_SEMANTIC_MASK) == TYPE_ATTRIBUTE_CLASS){ - char *base = get_typedef_or_ref (m, cols [MONO_TYPEDEF_EXTENDS]); - fprintf (output, " .class %s%s\n", typedef_flags (cols [MONO_TYPEDEF_FLAGS]), name); - fprintf (output, " \textends %s\n", base); - g_free (base); - } else - fprintf (output, " .class interface %s%s\n", typedef_flags (cols [MONO_TYPEDEF_FLAGS]), name); - + fprintf (output, " .class %s%s", typedef_flags (cols [MONO_TYPEDEF_FLAGS]), esname); + + cnst_block = dis_generic_param_and_constraints (m, MONO_TYPEORMETHOD_TYPE, n+1); + fprintf (output, "\n"); + if (cols [MONO_TYPEDEF_EXTENDS]) { + char *base = get_typedef_or_ref (m, cols [MONO_TYPEDEF_EXTENDS]); + fprintf (output, " \textends %s\n", base); + g_free (base); + } + } else { + fprintf (output, " .class interface %s%s", typedef_flags (cols [MONO_TYPEDEF_FLAGS]), esname); + + cnst_block = dis_generic_param_and_constraints (m, MONO_TYPEORMETHOD_TYPE, n+1); + fprintf (output, "\n"); + } + + g_free (esname); dis_interfaces (m, n + 1); fprintf (output, " {\n"); + if (cnst_block) { + fprintf (output, "%s", cnst_block->str); + g_string_free (cnst_block, TRUE); + } dump_cattrs (m, MONO_TOKEN_TYPE_DEF | (n + 1), " "); + dump_declarative_security (m, OBJECT_TYPE_TYPEDEF, (n + 1), " "); if (mono_metadata_packing_from_typedef (m, n + 1, &packing_size, &class_size)) { fprintf (output, " .pack %d\n", packing_size); @@ -800,17 +1162,74 @@ dis_type (MonoImage *m, int n) last = m->tables [MONO_TABLE_METHOD].rows; if (cols [MONO_TYPEDEF_METHOD_LIST] && cols [MONO_TYPEDEF_METHOD_LIST] <= m->tables [MONO_TABLE_METHOD].rows) - dis_method_list (m, cols [MONO_TYPEDEF_METHOD_LIST] - 1, last); + dis_method_list (name, m, cols [MONO_TYPEDEF_METHOD_LIST] - 1, last); dis_property_list (m, n); dis_event_list (m, n); - fprintf (output, " } // end of type %s%s%s\n", nspace, *nspace? ".": "", name); + t = &m->tables [MONO_TABLE_NESTEDCLASS]; + nested = mono_metadata_nesting_typedef (m, n + 1, 1); + while (nested) { + dis_type (m, mono_metadata_decode_row_col (t, nested - 1, MONO_NESTED_CLASS_NESTED) - 1); + nested = mono_metadata_nesting_typedef (m, n + 1, nested + 1); + } + + fprintf (output, " } // end of class %s%s%s\n", nspace, *nspace? ".": "", name); if (*nspace) fprintf (output, "}\n"); fprintf (output, "\n"); } + +/** + * dis_globals + * @m: metadata context + * + * disassembles all the global fields and methods + */ +static void +dis_globals (MonoImage *m) +{ + MonoTableInfo *t = &m->tables [MONO_TABLE_TYPEDEF]; + guint32 cols [MONO_TYPEDEF_SIZE]; + guint32 cols_next [MONO_TYPEDEF_SIZE]; + gboolean next_is_valid, last; + gchar *name; + + name = g_strdup ("<Module>"); + + mono_metadata_decode_row (t, 0, cols, MONO_TYPEDEF_SIZE); + + if (t->rows > 1) { + mono_metadata_decode_row (t, 1, cols_next, MONO_TYPEDEF_SIZE); + next_is_valid = 1; + } else + next_is_valid = 0; + + /* + * The value in the table is always valid, we know we have fields + * if the value stored is different than the next record. + */ + + if (next_is_valid) + last = cols_next [MONO_TYPEDEF_FIELD_LIST] - 1; + else + last = m->tables [MONO_TABLE_FIELD].rows; + + if (cols [MONO_TYPEDEF_FIELD_LIST] && cols [MONO_TYPEDEF_FIELD_LIST] <= m->tables [MONO_TABLE_FIELD].rows) + dis_field_list (m, cols [MONO_TYPEDEF_FIELD_LIST] - 1, last); + fprintf (output, "\n"); + + if (next_is_valid) + last = cols_next [MONO_TYPEDEF_METHOD_LIST] - 1; + else + last = m->tables [MONO_TABLE_METHOD].rows; + + if (cols [MONO_TYPEDEF_METHOD_LIST] && cols [MONO_TYPEDEF_METHOD_LIST] <= m->tables [MONO_TABLE_METHOD].rows) + dis_method_list (name, m, cols [MONO_TYPEDEF_METHOD_LIST] - 1, last); + +} + /** * dis_types: * @m: metadata context @@ -822,9 +1241,16 @@ dis_types (MonoImage *m) { MonoTableInfo *t = &m->tables [MONO_TABLE_TYPEDEF]; int i; - - for (i = 1; i < t->rows; i++) - dis_type (m, i); + guint32 flags; + + dis_globals (m); + + for (i = 1; i < t->rows; i++) { + flags = mono_metadata_decode_row_col (t, i, MONO_TYPEDEF_FLAGS); + flags &= TYPE_ATTRIBUTE_VISIBILITY_MASK; + if (flags == TYPE_ATTRIBUTE_PUBLIC || flags == TYPE_ATTRIBUTE_NOT_PUBLIC) + dis_type (m, i); + } } /** @@ -846,19 +1272,19 @@ dis_data (MonoImage *m) for (i = 0; i < t->rows; i++) { mono_metadata_decode_row (t, i, cols, MONO_FIELD_RVA_SIZE); - rva = mono_cli_rva_map (m->image_info, cols [MONO_FIELD_RVA_RVA]); + rva = mono_image_rva_map (m, cols [MONO_FIELD_RVA_RVA]); sig = mono_metadata_blob_heap (m, mono_metadata_decode_row_col (ft, cols [MONO_FIELD_RVA_FIELD] -1, MONO_FIELD_SIGNATURE)); mono_metadata_decode_value (sig, &sig); /* FIELD signature == 0x06 */ g_assert (*sig == 0x06); type = mono_metadata_parse_field_type (m, 0, sig + 1, &sig); mono_class_init (mono_class_from_mono_type (type)); - size = mono_class_value_size (mono_class_from_mono_type (type), &align); + size = mono_type_size (type, &align); fprintf (output, ".data D_%08x = bytearray (", cols [MONO_FIELD_RVA_RVA]); for (b = 0; b < size; ++b) { if (!(b % 16)) fprintf (output, "\n\t"); - fprintf (output, " %02x", rva [b] & 0xff); + fprintf (output, " %02X", rva [b] & 0xff); } fprintf (output, ") // size: %d\n", size); } @@ -869,31 +1295,39 @@ struct { int table; void (*dumper) (MonoImage *m); } table_list [] = { - { "--assembly", MONO_TABLE_ASSEMBLY, dump_table_assembly }, - { "--assemblyref", MONO_TABLE_ASSEMBLYREF, dump_table_assemblyref }, - { "--fields", MONO_TABLE_FIELD, dump_table_field }, - { "--marshal", MONO_TABLE_FIELDMARSHAL, dump_table_field_marshal }, - { "--memberref", MONO_TABLE_MEMBERREF, dump_table_memberref }, - { "--param", MONO_TABLE_PARAM, dump_table_param }, - { "--typedef", MONO_TABLE_TYPEDEF, dump_table_typedef }, - { "--typeref", MONO_TABLE_TYPEREF, dump_table_typeref }, + { "--assembly", MONO_TABLE_ASSEMBLY, dump_table_assembly }, + { "--assemblyref", MONO_TABLE_ASSEMBLYREF, dump_table_assemblyref }, + { "--classlayout", MONO_TABLE_CLASSLAYOUT, dump_table_class_layout }, + { "--constant", MONO_TABLE_CONSTANT, dump_table_constant }, + { "--customattr", MONO_TABLE_CUSTOMATTRIBUTE, dump_table_customattr }, + { "--declsec", MONO_TABLE_DECLSECURITY, dump_table_declsec }, + { "--event", MONO_TABLE_EVENT, dump_table_event }, { "--exported", MONO_TABLE_EXPORTEDTYPE, dump_table_exported }, - { "--nested", MONO_TABLE_NESTEDCLASS, dump_table_nestedclass }, - { "--interface", MONO_TABLE_INTERFACEIMPL, dump_table_interfaceimpl }, - { "--classlayout", MONO_TABLE_CLASSLAYOUT, dump_table_class_layout }, - { "--constant", MONO_TABLE_CONSTANT, dump_table_constant }, - { "--customattr", MONO_TABLE_CUSTOMATTRIBUTE, dump_table_customattr }, - { "--property", MONO_TABLE_PROPERTY, dump_table_property }, - { "--propertymap", MONO_TABLE_PROPERTYMAP, dump_table_property_map }, - { "--event", MONO_TABLE_EVENT, dump_table_event }, - { "--file", MONO_TABLE_FILE, dump_table_file }, - { "--moduleref", MONO_TABLE_MODULEREF, dump_table_moduleref }, - { "--module", MONO_TABLE_MODULE, dump_table_module }, - { "--method", MONO_TABLE_METHOD, dump_table_method }, - { "--methodimpl", MONO_TABLE_METHODIMPL, dump_table_methodimpl }, - { "--methodsem", MONO_TABLE_METHODSEMANTICS, dump_table_methodsem }, - { "--manifest", MONO_TABLE_MANIFESTRESOURCE, dump_table_manifest }, - { NULL, -1 } + { "--fields", MONO_TABLE_FIELD, dump_table_field }, + { "--file", MONO_TABLE_FILE, dump_table_file }, + { "--genericpar", MONO_TABLE_GENERICPARAM, dump_table_genericpar }, + { "--interface", MONO_TABLE_INTERFACEIMPL, dump_table_interfaceimpl }, + { "--manifest", MONO_TABLE_MANIFESTRESOURCE, dump_table_manifest }, + { "--marshal", MONO_TABLE_FIELDMARSHAL, dump_table_field_marshal }, + { "--memberref", MONO_TABLE_MEMBERREF, dump_table_memberref }, + { "--method", MONO_TABLE_METHOD, dump_table_method }, + { "--methodimpl", MONO_TABLE_METHODIMPL, dump_table_methodimpl }, + { "--methodsem", MONO_TABLE_METHODSEMANTICS, dump_table_methodsem }, + { "--methodspec", MONO_TABLE_METHODSPEC, dump_table_methodspec }, + { "--moduleref", MONO_TABLE_MODULEREF, dump_table_moduleref }, + { "--module", MONO_TABLE_MODULE, dump_table_module }, + { "--nested", MONO_TABLE_NESTEDCLASS, dump_table_nestedclass }, + { "--param", MONO_TABLE_PARAM, dump_table_param }, + { "--parconst", MONO_TABLE_GENERICPARAMCONSTRAINT, dump_table_parconstraint }, + { "--property", MONO_TABLE_PROPERTY, dump_table_property }, + { "--propertymap", MONO_TABLE_PROPERTYMAP, dump_table_property_map }, + { "--typedef", MONO_TABLE_TYPEDEF, dump_table_typedef }, + { "--typeref", MONO_TABLE_TYPEREF, dump_table_typeref }, + { "--typespec", MONO_TABLE_TYPESPEC, dump_table_typespec }, + { "--implmap", MONO_TABLE_IMPLMAP, dump_table_implmap }, + { "--standalonesig", MONO_TABLE_STANDALONESIG, dump_table_standalonesig }, + { "--blob", 0, dump_stream_blob }, + { NULL, -1, } }; /** @@ -924,6 +1358,9 @@ disassemble_file (const char *file) dis_directive_assemblyref (img); dis_directive_assembly (img); + dis_directive_file (img); + dis_directive_module (img); + dis_directive_moduleref (img); dis_types (img); dis_data (img); } @@ -934,7 +1371,7 @@ disassemble_file (const char *file) static void usage (void) { - GString *args = g_string_new ("[--output=filename] [--help] [--mscorlib] "); + GString *args = g_string_new ("[--output=filename] [--help] [--mscorlib]\n"); int i; for (i = 0; table_list [i].name != NULL; i++){ @@ -956,6 +1393,7 @@ main (int argc, char *argv []) int i, j; output = stdout; + init_key_table (); for (i = 1; i < argc; i++){ if (argv [i][0] == '-'){ if (argv [i][1] == 'h') @@ -965,6 +1403,12 @@ main (int argc, char *argv []) else if (strcmp (argv [i], "--mscorlib") == 0) { substitute_with_mscorlib_p = TRUE; continue; + } else if (strcmp (argv [i], "--show-method-tokens") == 0) { + show_method_tokens = TRUE; + continue; + } else if (strcmp (argv [i], "--show-tokens") == 0) { + show_tokens = TRUE; + continue; } else if (strncmp (argv [i], "--output=", 9) == 0) { output = fopen (argv [i]+9, "w"); if (output == NULL) { @@ -987,11 +1431,21 @@ main (int argc, char *argv []) if (input_files == NULL) usage (); - - mono_init (argv [0]); - for (l = input_files; l; l = l->next) - disassemble_file (l->data); + /* + * If we just have one file, use the corlib version it requires. + */ + if (!input_files->next) { + char *filename = input_files->data; + + mono_init_from_assembly (argv [0], filename); + disassemble_file (filename); + } else { + mono_init (argv [0]); + + for (l = input_files; l; l = l->next) + disassemble_file (l->data); + } return 0; } |