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Copy pathAPIToPyCTP.py
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APIToPyCTP.py
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#!/usr/bin/python
# -*- coding: UTF-8 -*-
# convert ctp to pyctp
def structmember(bodycode):
import re
ret = []
iterater = re.finditer(r"[\n^]\s*(?P<type>[a-zA-Z][ \w]*[\s\*])(?P<name>[a-zA-Z]\w*)([ \t]*\[[ \t]*(?P<length>\d+)[ \t]*\])?\s*;", bodycode)
for i in iterater:
d = i.groupdict()
ret.append( dict(name=d['name'].strip(), type=d['type'].strip()) )
return ret
def enummember(bodycode):
ret = []
inc = 0
for item in bodycode.split(','):
arr = item.split('=')
key = arr[0].strip()
if len(arr)==2:
inc = int(arr[1])
val = inc
ret.append( dict(name=key, value=val) )
inc += 1
return ret
def classparser(codetree, code):
import re
classname = code[:code.index('{')].split(' ')[-1].strip()
iterater = re.finditer(r"[\n^]\s*(?P<type>.+)\((?P<param>.+)?\)\s*", code)
#print('-----', classname , '----------')
methods = []
for i in iterater:
method = i.groupdict()
names = method['type'].split(' ')
param = method['param']
method_name = names[-1]
method_type = names[-2] if len(names)>1 else None
method_param = []
if param:
params = param.split(',')
for param in params:
p = param.strip().split('=')
defval = None
if len(p)==2:
key = p[-2]
defval = p[-1]
else:
key = p[-1]
keys = key.strip().split(' ')
p_type = keys[-2]
p_name = keys[-1]
p_defv = defval
if p_type == '*':
p_type = keys[-3]
p_name = '*'+p_name
#print(p_type, p_name, p_defv )
method_param.append( dict(type=p_type, name=p_name, default=p_defv) )
#print( method_type , method_name, method_param )
methods.append(dict(name=method_name, type=method_type, param=method_param))
return dict(type='class', name=classname, methods=methods)
def structure(filename):
import re, chardet
with open(filename, 'rb') as f:
data = f.read()
encoding = chardet.detect(data)
sourcecode = data.decode(encoding['encoding'])
ret = {}
# remove all comments
sourcecode = re.sub(r"//[^\n]*", "", sourcecode)
sourcecode = re.sub(r"/\*[.\r\n]*\*/", "", sourcecode)
#define
iterater = re.finditer(r"[\n^]\s*#define\s+(?P<name>[a-zA-Z]\w*(\([^\)]*\))?)([ \t]+(?P<value>.*))?(?!\\)\r?\n", sourcecode)
for i in iterater:
define = i.groupdict()
ret[define['name']] = dict(type='#define', value=define['value'])
# print("#define [{0}] [{1}]".format(define['name'], define['value']))
#typedef
iterater = re.finditer(r"[\n^]\s*typedef\s+(?P<value>[ \w\t]+[ \t\*])(?P<name>[a-zA-Z]\w*)([ \t]*\[[ \t]*(?P<length>\d+)[ \t]*\])?\s*;", sourcecode)
for i in iterater:
typedef = i.groupdict()
# if struct['length']:
# print("typedef {1} {0}[{2}]".format(typedef['name'], typedef['value'].strip(), typedef['length']))
# else:
# print("typedef {1} {0}".format(typedef['name'], typedef['value'].strip()))
ret[typedef['name']] = dict(type='typedef', value=typedef['value'].strip(), length=typedef['length'])
# enum
iterater = re.finditer(r"[\n^]\s*enum\s+(?P<name>[a-zA-Z]\w*)\s*\{(?P<body>[^\}]*)\}", sourcecode)
for i in iterater:
enum = i.groupdict()
ret[enum['name']] = dict(type='enum', value=enummember(enum['body']))
# struct
iterater = re.finditer(r"[\n^]\s*struct\s+(?P<name>[a-zA-Z]\w*)\s*\{(?P<body>[^\}]*)\}", sourcecode)
for i in iterater:
struct = i.groupdict()
ret[struct['name']] = dict(type='struct', value=structmember(struct['body']))
# class
keyword = ""
class_body = ""
class_state = 0
block_nest = 0
block_state = 0
i = 0
while i < len(sourcecode):
char = sourcecode[i]
if not class_state:
if char in ["\r", "\n", "\t", " "]:
if keyword == 'class':
class_state = 1
keyword = ""
else:
keyword += char
if class_state:
class_body += char
if char == '{':
block_nest += 1
block_state = 1
if char == '}':
block_nest -= 1
if block_state and block_nest == 0:
classes = classparser(ret, 'class' + class_body)
ret[classes['name']] = classes
block_state = 0
class_state = 0
class_body = ""
i += 1
return ret
def funchar(objectid, memberid, typeid, length):
if length:
# _inp = 'es'
_inp = 'y'
# _out = 'N'
_out = 'y'
# _var = 'PyCTP_PyUnicode_DecodeGB2312('+objectid+'->'+memberid+')'
_var = objectid+'->'+memberid
_dec = 'char *'+objectid+'_'+memberid+ ' = nullptr;\n'
# _ref = ', \"gb2312\", &'+objectid+'_'+memberid
_ref = ', &'+objectid+'_'+memberid
# _set = 'if(' + objectid+'_'+memberid + ' != nullptr){ strcpy_s('+objectid+'->'+memberid + ', ' + objectid+'_'+memberid + '); PyMem_Free(' + objectid+'_'+memberid + '); ' + objectid+'_'+memberid + ' = nullptr; }'
_set = 'if(' + objectid+'_'+memberid + ' != nullptr){ strcpy_s('+objectid+'->'+memberid + ', ' + objectid+'_'+memberid + '); ' + objectid+'_'+memberid + ' = nullptr; }'
else:
_inp = 'c'
_out = 'c'
_var = objectid+'->'+memberid
_dec = 'char '+objectid+'_'+memberid+ ' = 0;\n'
_ref = ', &'+objectid+'_'+memberid
_set = objectid+'->'+memberid + ' = ' + objectid+'_'+memberid + ';'
return dict(out=_out, inp=_inp, var = _var, dec=_dec, ref=_ref, sett = _set)
def fundouble(objectid, memberid, typeid, length):
return dict(out='d', inp='d', var=objectid+'->'+memberid,
dec='double '+objectid+'_'+memberid+' = 0.0;\n',
ref=', &'+objectid+'_'+memberid,
sett = objectid+'->'+memberid + ' = ' + objectid+'_'+memberid + ';')
def funint(objectid, memberid, typeid, length):
return dict(out='i', inp='i', var=objectid+'->'+memberid,
dec='int '+objectid+'_'+memberid+' = 0;\n',
ref=', &'+objectid+'_'+memberid,
sett = objectid+'->'+memberid + ' = ' + objectid+'_'+memberid + ';')
def funshort(objectid, memberid, typeid, length):
return dict(out='h',inp='h', var=objectid+'->'+memberid,
dec='short '+objectid+'_'+memberid+' = 0;\n',
ref=', &'+objectid+'_'+memberid,
sett = objectid+'->'+memberid + ' = ' + objectid+'_'+memberid + ';')
typefun = dict(char=funchar,double=fundouble, int=funint, short=funshort)
def generatestructcppheadercode(codetree):
"""struct header"""
cppheadercodetemplate = "./src/UserApiStruct.h.template"
cppheadercodefile = "./src/UserApiStruct.h"
cppheadercode = ""
for (key, value) in codetree.items():
if(value['type'] == 'struct'):
cppheadercode += "\nPyObject *PyCTP_PyDict_FromStruct(" + key + " *p"+key.replace("CThostFtdc", "")+");"
cppheadercode += "\nint PyCTP_Struct_FromPyDict(" + key + " *p" + key.replace("CThostFtdc", "") + ", PyObject *dict);"
import re, chardet
with open(cppheadercodetemplate, 'rb') as f:
data = f.read()
encoding = chardet.detect(data)
sourcecode = data.decode(encoding['encoding'])
sourcecode = re.sub(r'\{\{\s*body\s*\}\}', cppheadercode, sourcecode)
with open(cppheadercodefile, 'wt') as f:
f.write(sourcecode)
def generatestructcppsourcecode(codetree):
"""struct source"""
cppsourcecodetemplate = "./src/UserApiStruct.cpp.template"
cppsourcecodefile = "./src/UserApiStruct.cpp"
cppsourcecode = ""
for (key,value) in codetree.items():
if(value['type'] == 'struct'):
# analysis struct members
outformat = ""
outvarlist = ""
keywordslist = ""
keywordss = ""
declaration = ""
refcode = ""
setcode = ""
for member in value['value']:
member_name = member['name']
member_type = codetree.get( member['type'] )
type_name = member_type['value']
type_len = member_type['length']
ret = typefun.get(type_name)("p"+key.replace("CThostFtdc", ""), member_name, type_name, type_len)
outformat += ",s:" + ret['out']
outvarlist += "\t\t, \""+member_name+"\", " + ret['var'] + "\n"
keywordslist += "\"" + member_name + "\", "
keywordss += ret['inp']
declaration += '\t'+ret['dec']
refcode += '\t\t'+ret['ref']+'\n'
setcode += '\t\t'+ret['sett']+'\n'
cppsourcecode += "\nint PyCTP_Struct_FromPyDict(" + key + " *p" + key.replace("CThostFtdc", "") + ", PyObject *dict)\n"
cppsourcecode += "{\n"
cppsourcecode += "\tstatic char *kwlist[] = {"+keywordslist+"nullptr};\n"
cppsourcecode += declaration
cppsourcecode += "\tPyCTP_PyDict_FromStruct_BEGIN(p" + key.replace("CThostFtdc", "") + ", \"|"+keywordss+"\")\n";
cppsourcecode += refcode
cppsourcecode += "\tPyCTP_PyDict_FromStruct_END\n"
cppsourcecode += setcode
cppsourcecode += "\tPyCTP_PyDict_FromStruct_RETURN\n"
cppsourcecode += "}\n"
outformat = outformat.lstrip(',')
cppsourcecode += "PyObject *PyCTP_PyDict_FromStruct(" + key + " *p"+key.replace("CThostFtdc", "")+")\n"
cppsourcecode += "{\n"
cppsourcecode += "\tif(p"+key.replace("CThostFtdc", "")+" == nullptr) Py_RETURN_NONE;\n"
cppsourcecode += "\treturn Py_BuildValue(\"{"+outformat+"}\"\n"+outvarlist+"\t\t);\n"
cppsourcecode += "}\n"
import re, chardet
with open(cppsourcecodetemplate, 'rb') as f:
data = f.read()
encoding = chardet.detect(data)
sourcecode = data.decode(encoding['encoding'])
sourcecode = re.sub(r'\{\{\s*body\s*\}\}', cppsourcecode, sourcecode)
with open(cppsourcecodefile, 'wt') as f:
f.write(sourcecode)
def generatemacrocode(codetree):
template = "./src/UserApiDataType.cpp.template"
file = "./src/UserApiDataType.cpp"
cppsourcecode = ""
for (key,value) in codetree.items():
if(value['type'] == 'enum'):
for item in value['value']:
cppsourcecode += "if( PyModule_AddIntMacro(m, "+item['name']+") != 0 ) return -1;\n"
if(value['type'] == '#define'):
if value['value']:
if len(value['value'].strip("'"))==1:
cppsourcecode += "if( PyModule_AddCharMacro(m, "+key+") != 0 ) return -1;\n"
else:
cppsourcecode += "if( PyModule_AddStrConstant(m, \""+key+"\", \""+value['value'].strip("'")+"\") != 0 ) return -1;\n"
import re, chardet
with open(template, 'rb') as f:
data = f.read()
encoding = chardet.detect(data)
sourcecode = data.decode(encoding['encoding'])
sourcecode = re.sub(r'\{\{\s*body\s*\}\}', cppsourcecode, sourcecode)
with open(file, 'wt') as f:
f.write(sourcecode)
def generateMdApi(codetree):
header_template = "./src/MdApi.h.template"
source_template = "./src/MdApi.cpp.template"
for method in codetree['CThostFtdcMdSpi']['methods']:
print(method)
import os
ctpdir = './v6.6.9_20220914_95719.2466/v6.6.9_20220914_api/v6.6.9_20220914_20220914_api_tradeapi_se_linux64/'
codetree = {}
codetree.update(structure(os.path.join(ctpdir, 'ThostFtdcUserApiDataType.h')))
codetree.update(structure(os.path.join(ctpdir, 'ThostFtdcUserApiStruct.h')))
codetree.update(structure(os.path.join(ctpdir, 'ThostFtdcMdApi.h')))
codetree.update(structure(os.path.join(ctpdir, 'ThostFtdcTraderApi.h')))
#generatestructcppheadercode(codetree)
#generatestructcppsourcecode(codetree)
#generatemacrocode(codetree)
#generateMdApi(codetree)
generateTraderApi(codetree)