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C#: Extract function pointers

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This commit is contained in:
Tamas Vajk
2020-11-03 15:36:39 +01:00
parent fbab8f8539
commit 876123315d
14 changed files with 335 additions and 51 deletions
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22
csharp/ql/src/semmlecode.csharp.dbscheme
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@@ -369,6 +369,7 @@ case @type.kind of
| 30 = @arglist_type
| 31 = @unknown_type
| 32 = @tuple_type
| 33 = @function_pointer_type
;
@simple_type = @bool_type | @char_type | @integral_type | @floating_point_type | @decimal_type;
@@ -414,6 +415,10 @@ delegate_return_type(
unique int delegate_id: @delegate_type ref,
int return_type_id: @type_or_ref ref);
function_pointer_return_type(
unique int function_pointer_id: @function_pointer_type ref,
int return_type_id: @type_or_ref ref);
extend(
unique int sub: @type ref,
int super: @type_or_ref ref);
@@ -545,6 +550,18 @@ specific_type_parameter_nullability(
int base_id: @type_or_ref ref,
int nullability: @nullability ref);
/** FUNCTION POINTERS */
function_pointer_calling_conventions(
int id: @function_pointer_type ref,
int kind: int ref);
#keyset[id, index]
has_unmanaged_calling_conventions(
int id: @function_pointer_type ref,
int index: int ref,
int conv_id: @type_or_ref ref);
/** MODIFIERS */
@modifiable = @modifiable_direct | @event_accessor;
@@ -758,7 +775,7 @@ localvar_location(
unique int id: @local_variable ref,
int loc: @location ref);
@parameterizable = @callable | @delegate_type | @indexer;
@parameterizable = @callable | @delegate_type | @indexer | @function_pointer_type;
#keyset[name, parent_id]
#keyset[index, parent_id]
@@ -1015,6 +1032,7 @@ case @expr.kind of
| 124 = @le_pattern_expr
| 125 = @ge_pattern_expr
| 126 = @not_pattern_expr
| 129 = @function_pointer_invocation_expr
;
@switch = @switch_stmt | @switch_expr;
@@ -1085,7 +1103,7 @@ case @expr.kind of
@call = @method_invocation_expr | @constructor_init_expr | @operator_invocation_expr
| @delegate_invocation_expr | @object_creation_expr | @call_access_expr
| @local_function_invocation_expr;
| @local_function_invocation_expr | @function_pointer_invocation_expr;
@call_access_expr = @property_access_expr | @event_access_expr | @indexer_access_expr;