766 lines
30 KiB
Python
766 lines
30 KiB
Python
# Copyright (c) 2011 The Chromium Embedded Framework Authors. All rights
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# reserved. Use of this source code is governed by a BSD-style license that
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# can be found in the LICENSE file.
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from __future__ import absolute_import
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from cef_parser import *
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def make_cpptoc_impl_proto(name, func, parts):
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if isinstance(func, obj_function_virtual):
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proto = parts['retval'] + ' CEF_CALLBACK'
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else:
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proto = 'CEF_EXPORT ' + parts['retval']
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proto += ' ' + name + '(' + ', '.join(parts['args']) + ')'
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return proto
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def make_cpptoc_function_impl_existing(cls, name, func, impl, defined_names):
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notify(name + ' has manual edits')
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# retrieve the C API prototype parts
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parts = func.get_capi_parts(defined_names, True)
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changes = format_translation_changes(impl, parts)
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if len(changes) > 0:
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notify(name + ' prototype changed')
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return make_cpptoc_impl_proto(
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name, func, parts) + '{' + changes + impl['body'] + '\n}\n\n'
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def make_cpptoc_function_impl_new(cls, name, func, defined_names, base_scoped):
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# Special handling for the cef_shutdown global function.
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is_cef_shutdown = name == 'cef_shutdown' and isinstance(
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func.parent, obj_header)
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# retrieve the C API prototype parts
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parts = func.get_capi_parts(defined_names, True)
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result = make_cpptoc_impl_proto(name, func, parts) + ' {'
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if isinstance(func.parent, obj_class) and \
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not func.parent.has_attrib('no_debugct_check') and \
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not base_scoped:
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result += '\n shutdown_checker::AssertNotShutdown();\n'
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invalid = []
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# retrieve the function arguments
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args = func.get_arguments()
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# determine the argument types
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for arg in args:
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if arg.get_arg_type() == 'invalid':
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invalid.append(arg.get_name())
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# retrieve the function return value
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retval = func.get_retval()
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retval_type = retval.get_retval_type()
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if retval_type == 'invalid':
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invalid.append('(return value)')
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retval_default = ''
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else:
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retval_default = retval.get_retval_default(True)
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if len(retval_default) > 0:
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retval_default = ' ' + retval_default
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if len(invalid) > 0:
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notify(name + ' could not be autogenerated')
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# code could not be auto-generated
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result += '\n // BEGIN DELETE BEFORE MODIFYING'
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result += '\n // AUTO-GENERATED CONTENT'
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result += '\n // COULD NOT IMPLEMENT DUE TO: ' + ', '.join(invalid)
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result += '\n #pragma message("Warning: " __FILE__ ": ' + name + ' is not implemented")'
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result += '\n // END DELETE BEFORE MODIFYING'
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result += '\n}\n\n'
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return result
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result += '\n // AUTO-GENERATED CONTENT - DELETE THIS COMMENT BEFORE MODIFYING\n'
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result_len = len(result)
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optional = []
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# parameter verification
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if isinstance(func, obj_function_virtual):
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result += '\n DCHECK(self);'\
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'\n if (!self) {'\
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'\n return'+retval_default+';'\
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'\n }'
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for arg in args:
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arg_type = arg.get_arg_type()
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arg_name = arg.get_type().get_name()
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# skip optional params
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optional_params = arg.parent.get_attrib_list('optional_param')
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if not optional_params is None and arg_name in optional_params:
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optional.append(arg_name)
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continue
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comment = '\n // Verify param: ' + arg_name + '; type: ' + arg_type
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if arg_type == 'simple_byref' or arg_type == 'simple_byref_const' or \
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arg_type == 'simple_byaddr' or arg_type == 'bool_byref' or arg_type == 'bool_byaddr' or \
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arg_type == 'struct_byref_const' or arg_type == 'struct_byref' or \
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arg_type == 'string_byref_const' or arg_type == 'string_byref' or \
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arg_type == 'refptr_same' or arg_type == 'refptr_same_byref' or \
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arg_type == 'refptr_diff' or arg_type == 'refptr_diff_byref' or \
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arg_type == 'ownptr_same' or arg_type == 'ownptr_same_byref' or \
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arg_type == 'ownptr_diff' or arg_type == 'ownptr_diff_byref' or \
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arg_type == 'rawptr_same' or arg_type == 'rawptr_same_byref' or \
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arg_type == 'rawptr_diff' or arg_type == 'rawptr_diff_byref' or \
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arg_type == 'string_vec_byref' or arg_type == 'string_vec_byref_const' or \
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arg_type == 'string_map_single_byref' or arg_type == 'string_map_single_byref_const' or \
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arg_type == 'string_map_multi_byref' or arg_type == 'string_map_multi_byref_const':
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result += comment+\
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'\n DCHECK('+arg_name+');'\
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'\n if (!'+arg_name+') {'\
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'\n return'+retval_default+';'\
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'\n }'
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if arg_type == 'struct_byref_const' or arg_type == 'struct_byref':
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result +=\
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'\n if (!template_util::has_valid_size('+arg_name+')) {'\
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'\n DCHECK(false) << "invalid '+arg_name+'->[base.]size";'\
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'\n return'+retval_default+';'\
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'\n }'
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elif arg_type == 'simple_vec_byref' or arg_type == 'bool_vec_byref' or \
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arg_type == 'refptr_vec_same_byref' or arg_type == 'refptr_vec_diff_byref' or \
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arg_type == 'ownptr_vec_same_byref' or arg_type == 'ownptr_vec_diff_byref' or \
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arg_type == 'rawptr_vec_same_byref' or arg_type == 'rawptr_vec_diff_byref':
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result += comment+\
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'\n DCHECK('+arg_name+'Count && (*'+arg_name+'Count == 0 || '+arg_name+'));'\
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'\n if (!'+arg_name+'Count || (*'+arg_name+'Count > 0 && !'+arg_name+')) {'\
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'\n return'+retval_default+';'\
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'\n }'
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elif arg_type == 'simple_vec_byref_const' or arg_type == 'bool_vec_byref_const' or \
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arg_type == 'refptr_vec_same_byref_const' or arg_type == 'refptr_vec_diff_byref_const' or \
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arg_type == 'ownptr_vec_same_byref_const' or arg_type == 'ownptr_vec_diff_byref_const' or \
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arg_type == 'rawptr_vec_same_byref_const' or arg_type == 'rawptr_vec_diff_byref_const':
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result += comment+\
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'\n DCHECK('+arg_name+'Count == 0 || '+arg_name+');'\
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'\n if ('+arg_name+'Count > 0 && !'+arg_name+') {'\
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'\n return'+retval_default+';'\
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'\n }'
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# check index params
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index_params = arg.parent.get_attrib_list('index_param')
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if not index_params is None and arg_name in index_params:
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result += comment+\
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'\n DCHECK_GE('+arg_name+', 0);'\
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'\n if ('+arg_name+' < 0) {'\
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'\n return'+retval_default+';'\
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'\n }'
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if len(optional) > 0:
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# Wrap the comment at 80 characters.
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str = '\n // Unverified params: ' + optional[0]
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for name in optional[1:]:
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str += ','
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if len(str) + len(name) + 1 > 80:
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result += str
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str = '\n //'
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str += ' ' + name
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result += str
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if len(result) != result_len:
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result += '\n'
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result_len = len(result)
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# parameter translation
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params = []
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for arg in args:
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arg_type = arg.get_arg_type()
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arg_name = arg.get_type().get_name()
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comment = '\n // Translate param: ' + arg_name + '; type: ' + arg_type
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if arg_type == 'simple_byval' or arg_type == 'simple_byaddr':
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params.append(arg_name)
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elif arg_type == 'simple_byref' or arg_type == 'simple_byref_const':
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data_type = arg.get_type().get_type()
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default = arg.get_type().get_result_simple_default()
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result += comment+\
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'\n '+data_type+' '+arg_name+'Val = '+arg_name+'?*'+arg_name+':'+default+';'
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params.append(arg_name + 'Val')
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elif arg_type == 'bool_byval':
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params.append(arg_name + '?true:false')
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elif arg_type == 'bool_byref' or arg_type == 'bool_byaddr':
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result += comment+\
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'\n bool '+arg_name+'Bool = ('+arg_name+' && *'+arg_name+')?true:false;'
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if arg_type == 'bool_byref':
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params.append(arg_name + 'Bool')
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else:
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params.append('&' + arg_name + 'Bool')
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elif arg_type == 'struct_byref_const':
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struct_type = arg.get_type().get_type()
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result += comment+\
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'\n '+struct_type+' '+arg_name+'Obj;'\
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'\n if ('+arg_name+') {'\
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'\n '+arg_name+'Obj.Set(*'+arg_name+', false);'\
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'\n }'
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params.append(arg_name + 'Obj')
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elif arg_type == 'struct_byref':
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struct_type = arg.get_type().get_type()
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result += comment+\
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'\n '+struct_type+' '+arg_name+'Obj;'\
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'\n if ('+arg_name+') {'\
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'\n '+arg_name+'Obj.AttachTo(*'+arg_name+');'\
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'\n }'
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params.append(arg_name + 'Obj')
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elif arg_type == 'string_byref_const':
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params.append('CefString(' + arg_name + ')')
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elif arg_type == 'string_byref':
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result += comment+\
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'\n CefString '+arg_name+'Str('+arg_name+');'
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params.append(arg_name + 'Str')
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elif arg_type == 'refptr_same' or arg_type == 'refptr_diff':
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ptr_class = arg.get_type().get_ptr_type()
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if arg_type == 'refptr_same':
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params.append(ptr_class + 'CppToC::Unwrap(' + arg_name + ')')
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else:
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params.append(ptr_class + 'CToCpp::Wrap(' + arg_name + ')')
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elif arg_type == 'ownptr_same' or arg_type == 'rawptr_same':
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ptr_class = arg.get_type().get_ptr_type()
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if arg_type == 'ownptr_same':
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params.append(ptr_class + 'CppToC::UnwrapOwn(' + arg_name + ')')
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else:
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params.append(ptr_class + 'CppToC::UnwrapRaw(' + arg_name + ')')
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elif arg_type == 'ownptr_diff' or arg_type == 'rawptr_diff':
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ptr_class = arg.get_type().get_ptr_type()
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result += comment+\
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'\n CefOwnPtr<'+ptr_class+'> '+arg_name+'Ptr('+ptr_class+'CToCpp::Wrap('+arg_name+'));'
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if arg_type == 'ownptr_diff':
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params.append('std::move(' + arg_name + 'Ptr)')
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else:
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params.append(arg_name + 'Ptr.get()')
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elif arg_type == 'refptr_same_byref' or arg_type == 'refptr_diff_byref':
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ptr_class = arg.get_type().get_ptr_type()
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if arg_type == 'refptr_same_byref':
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assign = ptr_class + 'CppToC::Unwrap(*' + arg_name + ')'
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else:
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assign = ptr_class + 'CToCpp::Wrap(*' + arg_name + ')'
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result += comment+\
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'\n CefRefPtr<'+ptr_class+'> '+arg_name+'Ptr;'\
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'\n if ('+arg_name+' && *'+arg_name+') {'\
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'\n '+arg_name+'Ptr = '+assign+';'\
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'\n }'\
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'\n '+ptr_class+'* '+arg_name+'Orig = '+arg_name+'Ptr.get();'
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params.append(arg_name + 'Ptr')
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elif arg_type == 'string_vec_byref' or arg_type == 'string_vec_byref_const':
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result += comment+\
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'\n std::vector<CefString> '+arg_name+'List;'\
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'\n transfer_string_list_contents('+arg_name+', '+arg_name+'List);'
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params.append(arg_name + 'List')
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elif arg_type == 'string_map_single_byref' or arg_type == 'string_map_single_byref_const':
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result += comment+\
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'\n std::map<CefString, CefString> '+arg_name+'Map;'\
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'\n transfer_string_map_contents('+arg_name+', '+arg_name+'Map);'
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params.append(arg_name + 'Map')
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elif arg_type == 'string_map_multi_byref' or arg_type == 'string_map_multi_byref_const':
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result += comment+\
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'\n std::multimap<CefString, CefString> '+arg_name+'Multimap;'\
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'\n transfer_string_multimap_contents('+arg_name+', '+arg_name+'Multimap);'
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params.append(arg_name + 'Multimap')
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elif arg_type == 'simple_vec_byref' or arg_type == 'bool_vec_byref' or \
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arg_type == 'refptr_vec_same_byref' or arg_type == 'refptr_vec_diff_byref':
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vec_type = arg.get_type().get_vector_type()
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if arg_type == 'simple_vec_byref':
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assign = arg_name + '[i]'
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elif arg_type == 'bool_vec_byref':
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assign = arg_name + '[i]?true:false'
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elif arg_type == 'refptr_vec_same_byref':
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ptr_class = arg.get_type().get_ptr_type()
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assign = ptr_class + 'CppToC::Unwrap(' + arg_name + '[i])'
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elif arg_type == 'refptr_vec_diff_byref':
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ptr_class = arg.get_type().get_ptr_type()
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assign = ptr_class + 'CToCpp::Wrap(' + arg_name + '[i])'
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result += comment+\
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'\n std::vector<'+vec_type+' > '+arg_name+'List;'\
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'\n if ('+arg_name+'Count && *'+arg_name+'Count > 0 && '+arg_name+') {'\
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'\n for (size_t i = 0; i < *'+arg_name+'Count; ++i) {'\
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'\n '+arg_name+'List.push_back('+assign+');'\
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'\n }'\
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'\n }'
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params.append(arg_name + 'List')
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elif arg_type == 'simple_vec_byref_const' or arg_type == 'bool_vec_byref_const' or \
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arg_type == 'refptr_vec_same_byref_const' or arg_type == 'refptr_vec_diff_byref_const' or \
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arg_type == 'rawptr_vec_same_byref_const' or arg_type == 'rawptr_vec_diff_byref_const':
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vec_type = arg.get_type().get_vector_type()
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if arg_type == 'simple_vec_byref_const':
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assign = arg_name + '[i]'
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elif arg_type == 'bool_vec_byref_const':
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assign = arg_name + '[i]?true:false'
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else:
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ptr_class = arg.get_type().get_ptr_type()
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if arg_type == 'refptr_vec_same_byref_const':
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assign = ptr_class + 'CppToC::Unwrap(' + arg_name + '[i])'
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elif arg_type == 'refptr_vec_diff_byref_const':
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assign = ptr_class + 'CToCpp::Wrap(' + arg_name + '[i])'
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elif arg_type == 'rawptr_vec_same_byref_const':
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assign = ptr_class + 'CppToC::UnwrapRaw(' + arg_name + '[i])'
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elif arg_type == 'rawptr_vec_diff_byref_const':
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assign = ptr_class + 'CToCpp::Wrap(' + arg_name + '[i]).release()'
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result += comment+\
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'\n std::vector<'+vec_type+' > '+arg_name+'List;'\
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'\n if ('+arg_name+'Count > 0) {'\
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'\n for (size_t i = 0; i < '+arg_name+'Count; ++i) {'\
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'\n '+vec_type+' '+arg_name+'Val = '+assign+';'\
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'\n '+arg_name+'List.push_back('+arg_name+'Val);'\
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'\n }'\
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'\n }'
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params.append(arg_name + 'List')
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else:
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raise Exception('Unsupported argument type %s for parameter %s in %s' %
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(arg_type, arg_name, name))
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if len(result) != result_len:
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result += '\n'
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result_len = len(result)
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if is_cef_shutdown:
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result += '\n\n#if DCHECK_IS_ON()'\
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'\n shutdown_checker::SetIsShutdown();'\
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'\n#endif\n'
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# execution
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result += '\n // Execute\n '
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if retval_type != 'none':
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# has a return value
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if retval_type == 'simple':
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result += retval.get_type().get_result_simple_type()
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else:
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result += retval.get_type().get_type()
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result += ' _retval = '
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if isinstance(func.parent, obj_class):
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# virtual and static class methods
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if isinstance(func, obj_function_virtual):
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if cls.get_name() == func.parent.get_name():
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# virtual method for the current class
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result += func.parent.get_name() + 'CppToC::Get(self)->'
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else:
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# virtual method for a parent class
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result += cls.get_name(
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) + 'CppToC::Get(reinterpret_cast<' + cls.get_capi_name() + '*>(self))->'
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else:
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result += func.parent.get_name() + '::'
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result += func.get_name() + '('
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if len(params) > 0:
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result += '\n ' + ',\n '.join(params)
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result += ');\n'
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result_len = len(result)
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# parameter restoration
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for arg in args:
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arg_type = arg.get_arg_type()
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arg_name = arg.get_type().get_name()
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comment = '\n // Restore param: ' + arg_name + '; type: ' + arg_type
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if arg_type == 'simple_byref':
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result += comment+\
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'\n if ('+arg_name+') {'\
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'\n *'+arg_name+' = '+arg_name+'Val;'\
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'\n }'
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elif arg_type == 'bool_byref' or arg_type == 'bool_byaddr':
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result += comment+\
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'\n if ('+arg_name+') {'\
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'\n *'+arg_name+' = '+arg_name+'Bool?true:false;'\
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'\n }'
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elif arg_type == 'struct_byref':
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result += comment+\
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'\n if ('+arg_name+') {'\
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'\n '+arg_name+'Obj.DetachTo(*'+arg_name+');'\
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'\n }'
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elif arg_type == 'refptr_same_byref' or arg_type == 'refptr_diff_byref':
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ptr_class = arg.get_type().get_ptr_type()
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if arg_type == 'refptr_same_byref':
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assign = ptr_class + 'CppToC::Wrap(' + arg_name + 'Ptr)'
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else:
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assign = ptr_class + 'CToCpp::Unwrap(' + arg_name + 'Ptr)'
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result += comment+\
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'\n if ('+arg_name+') {'\
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'\n if ('+arg_name+'Ptr.get()) {'\
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'\n if ('+arg_name+'Ptr.get() != '+arg_name+'Orig) {'\
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'\n *'+arg_name+' = '+assign+';'\
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'\n }'\
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'\n } else {'\
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'\n *'+arg_name+' = nullptr;'\
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'\n }'\
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'\n }'
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elif arg_type == 'string_vec_byref':
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result += comment+\
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'\n cef_string_list_clear('+arg_name+');'\
|
|
'\n transfer_string_list_contents('+arg_name+'List, '+arg_name+');'
|
|
elif arg_type == 'string_map_single_byref':
|
|
result += comment+\
|
|
'\n cef_string_map_clear('+arg_name+');'\
|
|
'\n transfer_string_map_contents('+arg_name+'Map, '+arg_name+');'
|
|
elif arg_type == 'string_map_multi_byref':
|
|
result += comment+\
|
|
'\n cef_string_multimap_clear('+arg_name+');'\
|
|
'\n transfer_string_multimap_contents('+arg_name+'Multimap, '+arg_name+');'
|
|
elif arg_type == 'simple_vec_byref' or arg_type == 'bool_vec_byref' or \
|
|
arg_type == 'refptr_vec_same_byref' or arg_type == 'refptr_vec_diff_byref':
|
|
if arg_type == 'simple_vec_byref' or arg_type == 'bool_vec_byref':
|
|
assign = arg_name + 'List[i]'
|
|
elif arg_type == 'refptr_vec_same_byref':
|
|
ptr_class = arg.get_type().get_ptr_type()
|
|
assign = ptr_class + 'CppToC::Wrap(' + arg_name + 'List[i])'
|
|
elif arg_type == 'refptr_vec_diff_byref':
|
|
ptr_class = arg.get_type().get_ptr_type()
|
|
assign = ptr_class + 'CToCpp::Unwrap(' + arg_name + 'List[i])'
|
|
result += comment+\
|
|
'\n if ('+arg_name+'Count && '+arg_name+') {'\
|
|
'\n *'+arg_name+'Count = std::min('+arg_name+'List.size(), *'+arg_name+'Count);'\
|
|
'\n if (*'+arg_name+'Count > 0) {'\
|
|
'\n for (size_t i = 0; i < *'+arg_name+'Count; ++i) {'\
|
|
'\n '+arg_name+'[i] = '+assign+';'\
|
|
'\n }'\
|
|
'\n }'\
|
|
'\n }'
|
|
elif arg_type == 'rawptr_vec_diff_byref_const':
|
|
result += comment+\
|
|
'\n if ('+arg_name+'Count > 0) {'\
|
|
'\n for (size_t i = 0; i < '+arg_name+'Count; ++i) {'\
|
|
'\n delete '+arg_name+'List[i];'\
|
|
'\n }'\
|
|
'\n }'
|
|
|
|
if len(result) != result_len:
|
|
result += '\n'
|
|
result_len = len(result)
|
|
|
|
if len(result) != result_len:
|
|
result += '\n'
|
|
result_len = len(result)
|
|
|
|
# return translation
|
|
if retval_type != 'none':
|
|
# has a return value
|
|
result += '\n // Return type: ' + retval_type
|
|
if retval_type == 'simple' or retval_type == 'bool':
|
|
result += '\n return _retval;'
|
|
elif retval_type == 'string':
|
|
result += '\n return _retval.DetachToUserFree();'
|
|
elif retval_type == 'refptr_same':
|
|
ptr_class = retval.get_type().get_ptr_type()
|
|
result += '\n return ' + ptr_class + 'CppToC::Wrap(_retval);'
|
|
elif retval_type == 'refptr_diff':
|
|
ptr_class = retval.get_type().get_ptr_type()
|
|
result += '\n return ' + ptr_class + 'CToCpp::Unwrap(_retval);'
|
|
elif retval_type == 'ownptr_same':
|
|
ptr_class = retval.get_type().get_ptr_type()
|
|
result += '\n return ' + ptr_class + 'CppToC::WrapOwn(std::move(_retval));'
|
|
elif retval_type == 'ownptr_diff':
|
|
ptr_class = retval.get_type().get_ptr_type()
|
|
result += '\n return ' + ptr_class + 'CToCpp::UnwrapOwn(std::move(_retval));'
|
|
else:
|
|
raise Exception('Unsupported return type %s in %s' % (retval_type, name))
|
|
|
|
if len(result) != result_len:
|
|
result += '\n'
|
|
|
|
result += '}\n\n'
|
|
return result
|
|
|
|
|
|
def make_cpptoc_function_impl(cls, funcs, existing, prefixname, defined_names,
|
|
base_scoped):
|
|
impl = ''
|
|
|
|
for func in funcs:
|
|
if not prefixname is None:
|
|
name = prefixname + '_' + func.get_capi_name()
|
|
else:
|
|
name = func.get_capi_name()
|
|
value = get_next_function_impl(existing, name)
|
|
if not value is None \
|
|
and value['body'].find('// AUTO-GENERATED CONTENT') < 0:
|
|
# an implementation exists that was not auto-generated
|
|
impl += make_cpptoc_function_impl_existing(cls, name, func, value,
|
|
defined_names)
|
|
else:
|
|
impl += make_cpptoc_function_impl_new(cls, name, func, defined_names,
|
|
base_scoped)
|
|
|
|
return impl
|
|
|
|
|
|
def make_cpptoc_virtual_function_impl(header, cls, existing, prefixname,
|
|
defined_names, base_scoped):
|
|
funcs = []
|
|
funcs.extend(cls.get_virtual_funcs())
|
|
cur_cls = cls
|
|
while True:
|
|
parent_name = cur_cls.get_parent_name()
|
|
if is_base_class(parent_name):
|
|
break
|
|
else:
|
|
parent_cls = header.get_class(parent_name, defined_names)
|
|
if parent_cls is None:
|
|
raise Exception('Class does not exist: ' + parent_name)
|
|
funcs.extend(parent_cls.get_virtual_funcs())
|
|
cur_cls = header.get_class(parent_name, defined_names)
|
|
|
|
return make_cpptoc_function_impl(cls, funcs, existing, prefixname,
|
|
defined_names, base_scoped)
|
|
|
|
|
|
def make_cpptoc_virtual_function_assignment_block(funcs, offset, prefixname):
|
|
impl = ''
|
|
for func in funcs:
|
|
name = func.get_capi_name()
|
|
impl += ' GetStruct()->' + offset + name + ' = ' + prefixname + '_' + name + ';\n'
|
|
return impl
|
|
|
|
|
|
def make_cpptoc_virtual_function_assignment(header, cls, prefixname,
|
|
defined_names):
|
|
impl = make_cpptoc_virtual_function_assignment_block(cls.get_virtual_funcs(),
|
|
'', prefixname)
|
|
|
|
cur_cls = cls
|
|
offset = ''
|
|
while True:
|
|
parent_name = cur_cls.get_parent_name()
|
|
offset += 'base.'
|
|
if is_base_class(parent_name):
|
|
break
|
|
else:
|
|
parent_cls = header.get_class(parent_name, defined_names)
|
|
if parent_cls is None:
|
|
raise Exception('Class does not exist: ' + parent_name)
|
|
impl += make_cpptoc_virtual_function_assignment_block(
|
|
parent_cls.get_virtual_funcs(), offset, prefixname)
|
|
cur_cls = header.get_class(parent_name, defined_names)
|
|
|
|
return impl
|
|
|
|
|
|
def make_cpptoc_unwrap_derived(header, cls, base_scoped):
|
|
# identify all classes that derive from cls
|
|
derived_classes = []
|
|
cur_clsname = cls.get_name()
|
|
allclasses = header.get_classes()
|
|
for cur_cls in allclasses:
|
|
if cur_cls.get_name() == cur_clsname:
|
|
continue
|
|
if cur_cls.has_parent(cur_clsname):
|
|
derived_classes.append(cur_cls.get_name())
|
|
|
|
derived_classes = sorted(derived_classes)
|
|
|
|
if base_scoped:
|
|
impl = ['', '']
|
|
for clsname in derived_classes:
|
|
impl[0] += ' if (type == '+get_wrapper_type_enum(clsname)+') {\n'+\
|
|
' return '+clsname+'CppToC::UnwrapOwn(reinterpret_cast<'+\
|
|
get_capi_name(clsname, True)+'*>(s));\n'+\
|
|
' }\n'
|
|
impl[1] += ' if (type == '+get_wrapper_type_enum(clsname)+') {\n'+\
|
|
' return '+clsname+'CppToC::UnwrapRaw(reinterpret_cast<'+\
|
|
get_capi_name(clsname, True)+'*>(s));\n'+\
|
|
' }\n'
|
|
else:
|
|
impl = ''
|
|
for clsname in derived_classes:
|
|
impl += ' if (type == '+get_wrapper_type_enum(clsname)+') {\n'+\
|
|
' return '+clsname+'CppToC::Unwrap(reinterpret_cast<'+\
|
|
get_capi_name(clsname, True)+'*>(s));\n'+\
|
|
' }\n'
|
|
return impl
|
|
|
|
|
|
def make_cpptoc_class_impl(header, clsname, impl):
|
|
# structure names that have already been defined
|
|
defined_names = header.get_defined_structs()
|
|
|
|
# retrieve the class and populate the defined names
|
|
cls = header.get_class(clsname, defined_names)
|
|
if cls is None:
|
|
raise Exception('Class does not exist: ' + clsname)
|
|
|
|
capiname = cls.get_capi_name()
|
|
prefixname = get_capi_name(clsname[3:], False)
|
|
|
|
# retrieve the existing virtual function implementations
|
|
existing = get_function_impls(impl, 'CEF_CALLBACK')
|
|
|
|
base_class_name = header.get_base_class_name(clsname)
|
|
base_scoped = True if base_class_name == 'CefBaseScoped' else False
|
|
if base_scoped:
|
|
template_class = 'CefCppToCScoped'
|
|
else:
|
|
template_class = 'CefCppToCRefCounted'
|
|
|
|
# generate virtual functions
|
|
virtualimpl = make_cpptoc_virtual_function_impl(
|
|
header, cls, existing, prefixname, defined_names, base_scoped)
|
|
if len(virtualimpl) > 0:
|
|
virtualimpl = '\nnamespace {\n\n// MEMBER FUNCTIONS - Body may be edited by hand.\n\n' + virtualimpl + '} // namespace'
|
|
|
|
# the current class is already defined for static functions
|
|
defined_names.append(cls.get_capi_name())
|
|
|
|
# retrieve the existing static function implementations
|
|
existing = get_function_impls(impl, 'CEF_EXPORT')
|
|
|
|
# generate static functions
|
|
staticimpl = make_cpptoc_function_impl(cls,
|
|
cls.get_static_funcs(), existing, None,
|
|
defined_names, base_scoped)
|
|
if len(staticimpl) > 0:
|
|
staticimpl = '\n// GLOBAL FUNCTIONS - Body may be edited by hand.\n\n' + staticimpl
|
|
|
|
resultingimpl = staticimpl + virtualimpl
|
|
|
|
# any derived classes can be unwrapped
|
|
unwrapderived = make_cpptoc_unwrap_derived(header, cls, base_scoped)
|
|
|
|
const = '// CONSTRUCTOR - Do not edit by hand.\n\n'+ \
|
|
clsname+'CppToC::'+clsname+'CppToC() {\n'
|
|
const += make_cpptoc_virtual_function_assignment(header, cls, prefixname,
|
|
defined_names)
|
|
const += '}\n\n'+ \
|
|
'// DESTRUCTOR - Do not edit by hand.\n\n'+ \
|
|
clsname+'CppToC::~'+clsname+'CppToC() {\n'
|
|
|
|
if not cls.has_attrib('no_debugct_check') and not base_scoped:
|
|
const += ' shutdown_checker::AssertNotShutdown();\n'
|
|
|
|
const += '}\n\n'
|
|
|
|
# determine what includes are required by identifying what translation
|
|
# classes are being used
|
|
includes = format_translation_includes(header, const + resultingimpl +
|
|
(unwrapderived[0]
|
|
if base_scoped else unwrapderived))
|
|
|
|
# build the final output
|
|
result = get_copyright()
|
|
|
|
result += includes + '\n' + resultingimpl + '\n'
|
|
|
|
parent_sig = template_class + '<' + clsname + 'CppToC, ' + clsname + ', ' + capiname + '>'
|
|
|
|
if base_scoped:
|
|
const += 'template<> CefOwnPtr<'+clsname+'> '+parent_sig+'::UnwrapDerivedOwn(CefWrapperType type, '+capiname+'* s) {\n' + \
|
|
unwrapderived[0] + \
|
|
' DCHECK(false) << "Unexpected class type: " << type;\n'+ \
|
|
' return CefOwnPtr<'+clsname+'>();\n'+ \
|
|
'}\n\n' + \
|
|
'template<> CefRawPtr<'+clsname+'> '+parent_sig+'::UnwrapDerivedRaw(CefWrapperType type, '+capiname+'* s) {\n' + \
|
|
unwrapderived[1] + \
|
|
' DCHECK(false) << "Unexpected class type: " << type;\n'+ \
|
|
' return nullptr;\n'+ \
|
|
'}\n\n'
|
|
else:
|
|
const += 'template<> CefRefPtr<'+clsname+'> '+parent_sig+'::UnwrapDerived(CefWrapperType type, '+capiname+'* s) {\n' + \
|
|
unwrapderived + \
|
|
' DCHECK(false) << "Unexpected class type: " << type;\n'+ \
|
|
' return nullptr;\n'+ \
|
|
'}\n\n'
|
|
|
|
const += 'template<> CefWrapperType ' + parent_sig + '::kWrapperType = ' + get_wrapper_type_enum(
|
|
clsname) + ';'
|
|
|
|
result += '\n\n' + const
|
|
|
|
return result
|
|
|
|
|
|
def make_cpptoc_global_impl(header, impl):
|
|
# structure names that have already been defined
|
|
defined_names = header.get_defined_structs()
|
|
|
|
# retrieve the existing global function implementations
|
|
existing = get_function_impls(impl, 'CEF_EXPORT')
|
|
|
|
# generate global functions
|
|
impl = make_cpptoc_function_impl(None,
|
|
header.get_funcs(), existing, None,
|
|
defined_names, False)
|
|
if len(impl) > 0:
|
|
impl = '\n// GLOBAL FUNCTIONS - Body may be edited by hand.\n\n' + impl
|
|
|
|
includes = ''
|
|
|
|
# include required headers for global functions
|
|
filenames = []
|
|
for func in header.get_funcs():
|
|
filename = func.get_file_name()
|
|
if not filename in filenames:
|
|
includes += '#include "include/'+func.get_file_name()+'"\n' \
|
|
'#include "include/capi/'+func.get_capi_file_name()+'"\n'
|
|
filenames.append(filename)
|
|
|
|
# determine what includes are required by identifying what translation
|
|
# classes are being used
|
|
includes += format_translation_includes(header, impl)
|
|
|
|
# build the final output
|
|
result = get_copyright()
|
|
|
|
result += includes + '\n' + impl
|
|
|
|
return result
|
|
|
|
|
|
def write_cpptoc_impl(header, clsname, dir):
|
|
if clsname is None:
|
|
# global file
|
|
file = dir
|
|
else:
|
|
# class file
|
|
# give the output file the same directory offset as the input file
|
|
cls = header.get_class(clsname)
|
|
dir = os.path.dirname(os.path.join(dir, cls.get_file_name()))
|
|
file = os.path.join(dir, get_capi_name(clsname[3:], False) + '_cpptoc.cc')
|
|
|
|
if path_exists(file):
|
|
oldcontents = read_file(file)
|
|
else:
|
|
oldcontents = ''
|
|
|
|
if clsname is None:
|
|
newcontents = make_cpptoc_global_impl(header, oldcontents)
|
|
else:
|
|
newcontents = make_cpptoc_class_impl(header, clsname, oldcontents)
|
|
return (file, newcontents)
|
|
|
|
|
|
# test the module
|
|
if __name__ == "__main__":
|
|
import sys
|
|
|
|
# verify that the correct number of command-line arguments are provided
|
|
if len(sys.argv) < 4:
|
|
sys.stderr.write('Usage: ' + sys.argv[0] +
|
|
' <infile> <classname> <existing_impl>')
|
|
sys.exit()
|
|
|
|
# create the header object
|
|
header = obj_header()
|
|
header.add_file(sys.argv[1])
|
|
|
|
# read the existing implementation file into memory
|
|
try:
|
|
with open(sys.argv[3], 'r') as f:
|
|
data = f.read()
|
|
except IOError as e:
|
|
(errno, strerror) = e.args
|
|
raise Exception('Failed to read file ' + sys.argv[3] + ': ' + strerror)
|
|
else:
|
|
f.close()
|
|
|
|
# dump the result to stdout
|
|
sys.stdout.write(make_cpptoc_class_impl(header, sys.argv[2], data))
|