def append_header_child_arr(child, header, prefix):
'''
Description: Write c header file of array of child
Interface: None
History: 2019-06-17
'''
if helpers.get_map_c_types(child.subtyp) != "":
c_typ = helpers.get_map_c_types(child.subtyp)
elif helpers.valid_basic_map_name(child.subtyp):
c_typ = '%s *' % helpers.make_basic_map_name(child.subtyp)
elif child.subtypname is not None:
c_typ = child.subtypname
elif child.subtypobj is not None:
c_typ = helpers.get_name_substr(child.name, prefix)
else:
c_typ = helpers.get_prefixed_pointer(child.name, child.subtyp, prefix)
if helpers.valid_basic_map_name(child.subtyp):
header.write(
" %s **%s;\n" %
(helpers.make_basic_map_name(child.subtyp), child.fixname))
elif not helpers.judge_complex(child.subtyp):
header.write(" %s%s*%s;\n" %
(c_typ, " " if '*' not in c_typ else "", child.fixname))
else:
header.write(" %s%s**%s;\n" %
(c_typ, " " if '*' not in c_typ else "", child.fixname))
header.write(" size_t %s;\n\n" % (child.fixname + "_len"))
def append_header_arr(obj, header, prefix):
'''
Description: Write c header file of array
Interface: None
History: 2019-06-17
'''
if not obj.subtypobj or obj.subtypname:
return
header.write("typedef struct {\n")
for i in obj.subtypobj:
if i.typ == 'array':
c_typ = helpers.get_prefixed_pointer(i.name, i.subtyp, prefix) or \
helpers.get_map_c_types(i.subtyp)
if i.subtypobj is not None:
c_typ = helpers.get_name_substr(i.name, prefix)
if not helpers.judge_complex(i.subtyp):
header.write(" %s%s*%s;\n" % (c_typ, " " if '*' not in c_typ else "", \
i.fixname))
else:
header.write(" %s **%s;\n" % (c_typ, i.fixname))
header.write(" size_t %s;\n\n" % (i.fixname + "_len"))
else:
c_typ = helpers.get_prefixed_pointer(i.name, i.typ, prefix) or \
helpers.get_map_c_types(i.typ)
header.write(" %s%s%s;\n" %
(c_typ, " " if '*' not in c_typ else "", i.fixname))
for i in obj.subtypobj:
if helpers.judge_data_type(i.typ) or i.typ == 'boolean':
header.write(" unsigned int %s_present : 1;\n" % (i.fixname))
typename = helpers.get_name_substr(obj.name, prefix)
header.write("}\n%s;\n\n" % typename)
header.write("void free_%s (%s *ptr);\n\n" % (typename, typename))
header.write("%s *make_%s (yajl_val tree, const struct parser_context *ctx, parser_error *err);"\
"\n\n" % (typename, typename))
def parse_json_to_c(obj, c_file, prefix):
"""
Description: generate c language for parse json file
Interface: None
History: 2019-06-17
"""
if not helpers.judge_complex(obj.typ):
return
if obj.typ == 'object' or obj.typ == 'mapStringObject':
if obj.subtypname:
return
obj_typename = typename = helpers.get_prefixe_name(obj.name, prefix)
if obj.typ == 'array':
obj_typename = typename = helpers.get_name_substr(obj.name, prefix)
objs = obj.subtypobj
if objs is None or obj.subtypname:
return
c_file.write("%s *make_%s(yajl_val tree, const struct parser_context *ctx, "\
"parser_error *err) {\n" % (typename, typename))
c_file.write(" %s *ret = NULL;\n" % (typename))
c_file.write(" *err = 0;\n")
c_file.write(" if (tree == NULL)\n")
c_file.write(" return ret;\n")
c_file.write(" ret = safe_malloc(sizeof(*ret));\n")
if obj.typ == 'mapStringObject':
parse_map_string_obj(obj, c_file, prefix, obj_typename)
if obj.typ == 'object' or (obj.typ == 'array' and obj.subtypobj):
parse_obj_arr_obj(obj, c_file, prefix, obj_typename)
c_file.write(' return ret;\n')
c_file.write("}\n\n")
def get_c_json(obj, c_file, prefix):
"""
Description: c language generate json file
Interface: None
History: 2019-06-17
"""
if not helpers.judge_complex(obj.typ) or obj.subtypname:
return
if obj.typ == 'object' or obj.typ == 'mapStringObject':
typename = helpers.get_prefixe_name(obj.name, prefix)
elif obj.typ == 'array':
typename = helpers.get_name_substr(obj.name, prefix)
objs = obj.subtypobj
if objs is None:
return
c_file.write(
"yajl_gen_status gen_%s(yajl_gen g, const %s *ptr, const struct parser_context " \
"*ctx, parser_error *err) {\n" % (typename, typename))
c_file.write(" yajl_gen_status stat = yajl_gen_status_ok;\n")
c_file.write(" *err = 0;\n")
if obj.typ == 'mapStringObject':
get_map_string_obj(obj, c_file, prefix)
elif obj.typ == 'object' or (obj.typ == 'array' and obj.subtypobj):
nodes = obj.children if obj.typ == 'object' else obj.subtypobj
if nodes is None:
c_file.write(' if (!(ctx->options & OPT_GEN_SIMPLIFY))\n')
c_file.write(' yajl_gen_config(g, yajl_gen_beautify, 0);\n')
c_file.write(" stat = yajl_gen_map_open((yajl_gen)g);\n")
c_file.write(" if (yajl_gen_status_ok != stat)\n")
c_file.write(" GEN_SET_ERROR_AND_RETURN(stat, err);\n")
for i in nodes or []:
get_obj_arr_obj(i, c_file, prefix)
if obj.typ == 'object':
if obj.children is not None:
c_file.write(" if (ptr != NULL && ptr->_residual != NULL)\n")
c_file.write(" {\n")
c_file.write(" stat = gen_yajl_object_residual (ptr->_residual, g, err);\n")
c_file.write(" if (yajl_gen_status_ok != stat)\n")
c_file.write(" GEN_SET_ERROR_AND_RETURN (stat, err);\n")
c_file.write(" }\n")
c_file.write(" stat = yajl_gen_map_close((yajl_gen)g);\n")
c_file.write(" if (yajl_gen_status_ok != stat)\n")
c_file.write(" GEN_SET_ERROR_AND_RETURN(stat, err);\n")
if nodes is None:
c_file.write(' if (!(ctx->options & OPT_GEN_SIMPLIFY))\n')
c_file.write(' yajl_gen_config(g, yajl_gen_beautify, 1);\n')
c_file.write(' return yajl_gen_status_ok;\n')
c_file.write("}\n\n")
def append_type_c_header(obj, header, prefix):
'''
Description: Write c header file
Interface: None
History: 2019-06-17
'''
if not helpers.judge_complex(obj.typ):
return
if obj.typ == 'array':
append_header_arr(obj, header, prefix)
return
if obj.typ == 'mapStringObject':
if obj.subtypname is not None:
return
append_header_map_str_obj(obj, header, prefix)
elif obj.typ == 'object':
if obj.subtypname is not None:
return
header.write("typedef struct {\n")
if obj.children is None:
header.write(
" char unuseful; // unuseful definition to avoid empty struct\n"
)
for i in obj.children or []:
if i.typ == 'array':
append_header_child_arr(i, header, prefix)
else:
append_header_child_others(i, header, prefix)
if helpers.judge_data_type(i.typ) or i.typ == 'boolean':
header.write(" unsigned int %s_present : 1;\n" %
(i.fixname))
if obj.children is not None:
header.write(" yajl_val _residual;\n")
typename = helpers.get_prefixed_name(obj.name, prefix)
header.write("}\n%s;\n\n" % typename)
header.write("void free_%s (%s *ptr);\n\n" % (typename, typename))
header.write("%s *make_%s (yajl_val tree, const struct parser_context *ctx, parser_error *err)"\
";\n\n" % (typename, typename))
header.write("yajl_gen_status gen_%s (yajl_gen g, const %s *ptr, const struct parser_context "\
"*ctx, parser_error *err);\n\n" % (typename, typename))
def make_c_free(obj, c_file, prefix):
"""
Description: generate c free function
Interface: None
History: 2019-06-17
"""
if not helpers.judge_complex(obj.typ) or obj.subtypname:
return
typename = helpers.get_prefixe_name(obj.name, prefix)
case = obj.typ
result = {
'mapStringObject': lambda x: [],
'object': lambda x: x.children,
'array': lambda x: x.subtypobj
}[case](obj)
objs = result
if obj.typ == 'array':
if objs is None:
return
else:
typename = helpers.get_name_substr(obj.name, prefix)
c_file.write("void free_%s(%s *ptr) {\n" % (typename, typename))
c_file.write(" if (ptr == NULL)\n")
c_file.write(" return;\n")
if obj.typ == 'mapStringObject':
child = obj.children[0]
if helpers.valid_basic_map_name(child.typ):
childname = helpers.make_basic_map_name(child.typ)
else:
if child.subtypname:
childname = child.subtypname
else:
childname = helpers.get_prefixe_name(child.name, prefix)
c_file_map_str(c_file, child, childname)
for i in objs or []:
if helpers.valid_basic_map_name(i.typ):
free_func = helpers.make_basic_map_name(i.typ)
c_file.write(" free_%s(ptr->%s);\n" % (free_func, i.fixname))
c_file.write(" ptr->%s = NULL;\n" % (i.fixname))
if i.typ == 'mapStringObject':
if i.subtypname:
free_func = i.subtypname
else:
free_func = helpers.get_prefixe_name(i.name, prefix)
c_file.write(" free_%s(ptr->%s);\n" % (free_func, i.fixname))
c_file.write(" ptr->%s = NULL;\n" % (i.fixname))
elif i.typ == 'array':
if helpers.valid_basic_map_name(i.subtyp):
free_func = helpers.make_basic_map_name(i.subtyp)
c_file.write(" if (ptr->%s != NULL) {\n" % i.fixname)
c_file.write(" size_t i;\n")
c_file.write(" for (i = 0; i < ptr->%s_len; i++) {\n" %
i.fixname)
c_file.write(" if (ptr->%s[i] != NULL) {\n" %
(i.fixname))
c_file.write(" free_%s(ptr->%s[i]);\n" %
(free_func, i.fixname))
c_file.write(" ptr->%s[i] = NULL;\n" %
(i.fixname))
c_file.write(" }\n")
c_file.write(" }\n")
c_file.write(" free(ptr->%s);\n" % (i.fixname))
c_file.write(" ptr->%s = NULL;\n" % (i.fixname))
c_file.write(" }\n")
elif i.subtyp == 'string':
c_file_str(c_file, i)
elif not helpers.judge_complex(i.subtyp):
c_file.write(" free(ptr->%s);\n" % (i.fixname))
c_file.write(" ptr->%s = NULL;\n" % (i.fixname))
elif i.subtyp == 'object' or i.subtypobj is not None:
if i.subtypname is not None:
free_func = i.subtypname
else:
free_func = helpers.get_name_substr(i.name, prefix)
c_file.write(" if (ptr->%s != NULL) {\n" % i.fixname)
c_file.write(" size_t i;\n")
c_file.write(" for (i = 0; i < ptr->%s_len; i++)\n" %
i.fixname)
c_file.write(" if (ptr->%s[i] != NULL) {\n" %
(i.fixname))
c_file.write(" free_%s(ptr->%s[i]);\n" %
(free_func, i.fixname))
c_file.write(" ptr->%s[i] = NULL;\n" %
(i.fixname))
c_file.write(" }\n")
c_file.write(" free(ptr->%s);\n" % i.fixname)
c_file.write(" ptr->%s = NULL;\n" % (i.fixname))
c_file.write(" }\n")
c_typ = helpers.obtain_pointer(i.name, i.subtypobj, prefix)
if c_typ == "":
continue
if i.subobj is not None:
c_typ = c_typ + "_element"
c_file.write(" free_%s(ptr->%s);\n" % (c_typ, i.fixname))
c_file.write(" ptr->%s = NULL;\n" % (i.fixname))
else:
typename = helpers.get_prefixe_name(i.name, prefix)
if i.typ == 'string' or i.typ == 'booleanPointer' or \
helpers.judge_data_pointer_type(i.typ):
c_file.write(" free(ptr->%s);\n" % (i.fixname))
c_file.write(" ptr->%s = NULL;\n" % (i.fixname))
elif i.typ == 'object':
if i.subtypname is not None:
typename = i.subtypname
c_file.write(" if (ptr->%s != NULL) {\n" % (i.fixname))
c_file.write(" free_%s(ptr->%s);\n" %
(typename, i.fixname))
c_file.write(" ptr->%s = NULL;\n" % (i.fixname))
c_file.write(" }\n")
c_file.write(" free(ptr);\n")
c_file.write("}\n\n")