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Bug 571373 - Consistently use sizeof () inside gtypelib and girmodule

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This not only makes it easier to change these structures, it becomes
clearer exactly what each magic number is just for reference.
This commit is contained in:
Colin Walters 2009-02-11 23:36:31 -05:00
parent ff6c10e53c
commit 83c0d9b93b
2 changed files with 37 additions and 37 deletions
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34
girmodule.c
View File

@ -163,7 +163,7 @@ g_ir_module_build_typelib (GIrModule *module,
g_message ("%d entries (%d local), %d dependencies\n", n_entries, n_local_entries,
g_list_length (module->dependencies));
dir_size = n_entries * 12;
dir_size = n_entries * sizeof (DirEntry);
size = header_size + dir_size;
size += ALIGN_VALUE (strlen (module->name) + 1, 4);
@ -208,24 +208,24 @@ g_ir_module_build_typelib (GIrModule *module,
write_string (module->shared_library, strings, data, &header_size)
: 0);
header->directory = ALIGN_VALUE (header_size, 4);
header->entry_blob_size = 12;
header->entry_blob_size = sizeof (DirEntry);
header->function_blob_size = sizeof (FunctionBlob);
header->callback_blob_size = 12;
header->signal_blob_size = 12;
header->vfunc_blob_size = 16;
header->arg_blob_size = 16;
header->property_blob_size = 12;
header->field_blob_size = 12;
header->value_blob_size = 12;
header->constant_blob_size = 20;
header->error_domain_blob_size = 16;
header->annotation_blob_size = 12;
header->signature_blob_size = 8;
header->enum_blob_size = 20;
header->struct_blob_size = 24;
header->callback_blob_size = sizeof (CallbackBlob);
header->signal_blob_size = sizeof (SignalBlob);
header->vfunc_blob_size = sizeof (VFuncBlob);
header->arg_blob_size = sizeof (ArgBlob);
header->property_blob_size = sizeof (PropertyBlob);
header->field_blob_size = sizeof (FieldBlob);
header->value_blob_size = sizeof (ValueBlob);
header->constant_blob_size = sizeof (ConstantBlob);
header->error_domain_blob_size = sizeof (ErrorDomainBlob);
header->annotation_blob_size = sizeof (AnnotationBlob);
header->signature_blob_size = sizeof (SignatureBlob);
header->enum_blob_size = sizeof (EnumBlob);
header->struct_blob_size = sizeof (StructBlob);
header->object_blob_size = sizeof(ObjectBlob);
header->interface_blob_size = 28;
header->union_blob_size = 32;
header->interface_blob_size = sizeof (InterfaceBlob);
header->union_blob_size = sizeof (UnionBlob);
/* fill in directory and content */
entry = (DirEntry *)&data[header->directory];

40
gtypelib.c
View File

@ -168,6 +168,7 @@ g_typelib_check_sanity (void)
CHECK_SIZE (SignatureBlob, 8);
CHECK_SIZE (CommonBlob, 8);
CHECK_SIZE (FunctionBlob, 20);
CHECK_SIZE (CallbackBlob, 12);
CHECK_SIZE (InterfaceTypeBlob, 4);
CHECK_SIZE (ArrayTypeBlob, 8);
CHECK_SIZE (ParamTypeBlob, 4);
@ -315,32 +316,31 @@ validate_header (ValidateContext *ctx,
}
/* This is a sanity check for a specific typelib; it
* prevents us from loading an incompatible typelib. It's OK to change
* these hardcoded constants to sizeof() as you see fit.
* prevents us from loading an incompatible typelib.
*
* We want to keep the hardcoded checks in g_typelib_check_sanity to
* The hardcoded checks in g_typelib_check_sanity to
* protect against inadvertent or buggy changes to the typelib format
* itself.
*/
if (header->entry_blob_size != 12 ||
header->function_blob_size != 20 ||
header->callback_blob_size != 12 ||
header->signal_blob_size != 12 ||
header->vfunc_blob_size != 16 ||
header->arg_blob_size != 16 ||
header->property_blob_size != 12 ||
header->field_blob_size != 12 ||
header->value_blob_size != 12 ||
header->constant_blob_size != 20 ||
header->error_domain_blob_size != 16 ||
header->annotation_blob_size != 12 ||
header->signature_blob_size != 8 ||
header->enum_blob_size != 20 ||
header->struct_blob_size != 24 ||
if (header->entry_blob_size != sizeof (DirEntry) ||
header->function_blob_size != sizeof (FunctionBlob) ||
header->callback_blob_size != sizeof (CallbackBlob) ||
header->signal_blob_size != sizeof (SignalBlob) ||
header->vfunc_blob_size != sizeof (VFuncBlob) ||
header->arg_blob_size != sizeof (ArgBlob) ||
header->property_blob_size != sizeof (PropertyBlob) ||
header->field_blob_size != sizeof (FieldBlob) ||
header->value_blob_size != sizeof (ValueBlob) ||
header->constant_blob_size != sizeof (ConstantBlob) ||
header->error_domain_blob_size != sizeof (ErrorDomainBlob) ||
header->annotation_blob_size != sizeof (AnnotationBlob) ||
header->signature_blob_size != sizeof (SignatureBlob) ||
header->enum_blob_size != sizeof (EnumBlob) ||
header->struct_blob_size != sizeof (StructBlob) ||
header->object_blob_size != sizeof(ObjectBlob) ||
header->interface_blob_size != 28 ||
header->union_blob_size != 32)
header->interface_blob_size != sizeof (InterfaceBlob) ||
header->union_blob_size != sizeof (UnionBlob))
{
g_set_error (error,
G_TYPELIB_ERROR,