| import argparse |
| import os |
| import sys |
| |
| # code_gen.py overview |
| # This script generates code based on input headers |
| # Initially it's intended to support Mantle and XGL headers and |
| # generate wrappers functions that can be used to display |
| # structs in a human-readable txt format, as well as utility functions |
| # to print enum values as strings |
| |
| |
| def handle_args(): |
| parser = argparse.ArgumentParser(description='Perform analysis of vogl trace.') |
| parser.add_argument('input_file', help='The input header file from which code will be generated.') |
| parser.add_argument('--rel_out_dir', required=False, default='glave_gen', help='Path relative to exec path to write output files. Will be created if needed.') |
| parser.add_argument('--abs_out_dir', required=False, default=None, help='Absolute path to write output files. Will be created if needed.') |
| parser.add_argument('--gen_enum_string_helper', required=False, action='store_true', default=False, help='Enable generation of helper header file to print string versions of enums.') |
| parser.add_argument('--gen_struct_wrappers', required=False, action='store_true', default=False, help='Enable generation of struct wrapper classes.') |
| parser.add_argument('--gen_cmake', required=False, action='store_true', default=False, help='Enable generation of cmake file for generated code.') |
| parser.add_argument('--gen_graphviz', required=False, action='store_true', default=False, help='Enable generation of graphviz dot file.') |
| #parser.add_argument('--test', action='store_true', default=False, help='Run simple test.') |
| return parser.parse_args() |
| |
| # TODO : Ideally these data structs would be opaque to user and could be wrapped |
| # in their own class(es) to make them friendly for data look-up |
| # Dicts for Data storage |
| # enum_val_dict[value_name] = dict keys are the string enum value names for all enums |
| # |-------->['type'] = the type of enum class into which the value falls |
| # |-------->['val'] = the value assigned to this particular value_name |
| # '-------->['unique'] = bool designating if this enum 'val' is unique within this enum 'type' |
| enum_val_dict = {} |
| # enum_type_dict['type'] = the type or class of of enum |
| # '----->['val_name1', 'val_name2'...] = each type references a list of val_names within this type |
| enum_type_dict = {} |
| # struct_dict['struct_basename'] = the base (non-typedef'd) name of the struct |
| # |->[<member_num>] = members are stored via their integer placement in the struct |
| # | |->['name'] = string name of this struct member |
| # ... |->['full_type'] = complete type qualifier for this member |
| # |->['type'] = base type for this member |
| # |->['ptr'] = bool indicating if this member is ptr |
| # |->['const'] = bool indicating if this member is const |
| # |->['struct'] = bool indicating if this member is a struct type |
| # |->['array'] = bool indicating if this member is an array |
| # '->['array_size'] = int indicating size of array members (0 by default) |
| struct_dict = {} |
| # typedef_fwd_dict stores mapping from orig_type_name -> new_type_name |
| typedef_fwd_dict = {} |
| # typedef_rev_dict stores mapping from new_type_name -> orig_type_name |
| typedef_rev_dict = {} # store new_name -> orig_name mapping |
| # types_dict['id_name'] = identifier name will map to it's type |
| # '---->'type' = currently either 'struct' or 'enum' |
| types_dict = {} # store orig_name -> type mapping |
| |
| |
| # Class that parses header file and generates data structures that can |
| # Then be used for other tasks |
| class HeaderFileParser: |
| def __init__(self, header_file=None): |
| self.header_file = header_file |
| # store header data in various formats, see above for more info |
| self.enum_val_dict = {} |
| self.enum_type_dict = {} |
| self.struct_dict = {} |
| self.typedef_fwd_dict = {} |
| self.typedef_rev_dict = {} |
| self.types_dict = {} |
| |
| def setHeaderFile(self, header_file): |
| self.header_file = header_file |
| |
| def get_enum_val_dict(self): |
| return self.enum_val_dict |
| |
| def get_enum_type_dict(self): |
| return self.enum_type_dict |
| |
| def get_struct_dict(self): |
| return self.struct_dict |
| |
| def get_typedef_fwd_dict(self): |
| return self.typedef_fwd_dict |
| |
| def get_typedef_rev_dict(self): |
| return self.typedef_rev_dict |
| |
| def get_types_dict(self): |
| return self.types_dict |
| |
| # Parse header file into data structures |
| def parse(self): |
| # parse through the file, identifying different sections |
| parse_enum = False |
| parse_struct = False |
| member_num = 0 |
| # TODO : Comment parsing is very fragile but handles 2 known files |
| block_comment = False |
| with open(self.header_file) as f: |
| for line in f: |
| if block_comment: |
| if '*/' in line: |
| block_comment = False |
| continue |
| if '/*' in line: |
| block_comment = True |
| elif 0 == len(line.split()): |
| #print("Skipping empty line") |
| continue |
| elif line.split()[0].strip().startswith("//"): |
| #print("Skipping commentted line %s" % line) |
| continue |
| elif 'typedef enum' in line: |
| (ty_txt, en_txt, base_type) = line.strip().split(None, 2) |
| #print("Found ENUM type %s" % base_type) |
| parse_enum = True |
| self.types_dict[base_type] = 'enum' |
| elif 'typedef struct' in line: |
| (ty_txt, st_txt, base_type) = line.strip().split(None, 2) |
| #print("Found STRUCT type: %s" % base_type) |
| parse_struct = True |
| self.types_dict[base_type] = 'struct' |
| elif '}' in line and (parse_enum or parse_struct): |
| if len(line.split()) > 1: # deals with embedded union in one struct |
| parse_enum = False |
| parse_struct = False |
| member_num = 0 |
| # TODO : Can pull target of typedef here for remapping |
| (cur_char, targ_type) = line.strip().split(None, 1) |
| self.typedef_fwd_dict[base_type] = targ_type.strip(';') |
| self.typedef_rev_dict[targ_type.strip(';')] = base_type |
| elif parse_enum: |
| if '=' in line: |
| self._add_enum(line, base_type) |
| elif parse_struct: |
| if ';' in line: |
| self._add_struct(line, base_type, member_num) |
| member_num = member_num + 1 |
| #elif '(' in line: |
| #print("Function: %s" % line) |
| |
| # populate enum dicts based on enum lines |
| def _add_enum(self, line_txt, enum_type): |
| #print("Parsing enum line %s" % line_txt) |
| (enum_name, eq_char, enum_val) = line_txt.split(None, 2) |
| if '=' != eq_char: |
| print("ERROR: Couldn't parse enum line: %s" % line_txt) |
| self.enum_val_dict[enum_name] = {} |
| self.enum_val_dict[enum_name]['type'] = enum_type |
| # strip comma and comment, then extra split in case of no comma w/ comments |
| enum_val = enum_val.strip().split(',', 1)[0] |
| self.enum_val_dict[enum_name]['val'] = enum_val.split()[0] |
| # TODO : Make this more robust, to verify if enum value is unique |
| # Currently just try to cast to int which works ok but missed -(HEX) values |
| try: |
| #print("ENUM val:", self.enum_val_dict[enum_name]['val']) |
| int(self.enum_val_dict[enum_name]['val'], 0) |
| self.enum_val_dict[enum_name]['unique'] = True |
| #print("ENUM has num value") |
| except ValueError: |
| self.enum_val_dict[enum_name]['unique'] = False |
| #print("ENUM is not a number value") |
| # Update enum_type_dict as well |
| if not enum_type in self.enum_type_dict: |
| self.enum_type_dict[enum_type] = [] |
| self.enum_type_dict[enum_type].append(enum_name) |
| |
| # populate struct dicts based on struct lines |
| # TODO : Handle ":" bitfield, "**" ptr->ptr and "const type*const*" |
| def _add_struct(self, line_txt, struct_type, num): |
| #print("Parsing struct line %s" % line_txt) |
| if not struct_type in self.struct_dict: |
| self.struct_dict[struct_type] = {} |
| members = line_txt.strip().split(';', 1)[0] # first strip semicolon & comments |
| # TODO : Handle bitfields more correctly |
| members = members.strip().split(':', 1)[0] # strip bitfield element |
| (member_type, member_name) = members.rsplit(None, 1) |
| self.struct_dict[struct_type][num] = {} |
| self.struct_dict[struct_type][num]['full_type'] = member_type |
| if '*' in member_type: |
| self.struct_dict[struct_type][num]['ptr'] = True |
| member_type = member_type.strip('*') |
| else: |
| self.struct_dict[struct_type][num]['ptr'] = False |
| if 'const' in member_type: |
| self.struct_dict[struct_type][num]['const'] = True |
| member_type = member_type.strip('const').strip() |
| else: |
| self.struct_dict[struct_type][num]['const'] = False |
| if is_type(member_type, 'struct'): |
| self.struct_dict[struct_type][num]['struct'] = True |
| else: |
| self.struct_dict[struct_type][num]['struct'] = False |
| self.struct_dict[struct_type][num]['type'] = member_type |
| if '[' in member_name: |
| (member_name, array_size) = member_name.split('[', 1) |
| self.struct_dict[struct_type][num]['array'] = True |
| self.struct_dict[struct_type][num]['array_size'] = array_size.strip(']') |
| else: |
| self.struct_dict[struct_type][num]['array'] = False |
| self.struct_dict[struct_type][num]['array_size'] = 0 |
| self.struct_dict[struct_type][num]['name'] = member_name |
| |
| # check if given identifier if of specified type_to_check |
| def is_type(identifier, type_to_check): |
| #print("Checking if %s is type %s" % (identifier, type_to_check)) |
| if identifier in types_dict and type_to_check == types_dict[identifier]: |
| return True |
| if identifier in typedef_rev_dict: |
| new_id = typedef_rev_dict[identifier] |
| if new_id in types_dict and type_to_check == types_dict[new_id]: |
| return True |
| return False |
| |
| # This is a validation function to verify that we can reproduce the original structs |
| def recreate_structs(): |
| for struct_name in struct_dict: |
| sys.stdout.write("typedef struct %s\n{\n" % struct_name) |
| for mem_num in sorted(struct_dict[struct_name]): |
| sys.stdout.write(" ") |
| if struct_dict[struct_name][mem_num]['const']: |
| sys.stdout.write("const ") |
| #if struct_dict[struct_name][mem_num]['struct']: |
| # sys.stdout.write("struct ") |
| sys.stdout.write (struct_dict[struct_name][mem_num]['type']) |
| if struct_dict[struct_name][mem_num]['ptr']: |
| sys.stdout.write("*") |
| sys.stdout.write(" ") |
| sys.stdout.write(struct_dict[struct_name][mem_num]['name']) |
| if struct_dict[struct_name][mem_num]['array']: |
| sys.stdout.write("[") |
| sys.stdout.write(struct_dict[struct_name][mem_num]['array_size']) |
| sys.stdout.write("]") |
| sys.stdout.write(";\n") |
| sys.stdout.write("} ") |
| sys.stdout.write(typedef_fwd_dict[struct_name]) |
| sys.stdout.write(";\n\n") |
| |
| # class for writing common file elements |
| # Here's how this class lays out a file: |
| # COPYRIGHT |
| # HEADER |
| # BODY |
| # FOOTER |
| # |
| # For each of these sections, there's a "set*" function |
| # The class as a whole has a generate function which will write each section in order |
| class CommonFileGen: |
| def __init__(self, filename=None, copyright_txt="", header_txt="", body_txt="", footer_txt=""): |
| self.filename = filename |
| self.contents = {'copyright': copyright_txt, 'header': header_txt, 'body': body_txt, 'footer': footer_txt} |
| # TODO : Set a default copyright & footer at least |
| |
| def setFilename(self, filename): |
| self.filename = filename |
| |
| def setCopyright(self, c): |
| self.contents['copyright'] = c |
| |
| def setHeader(self, h): |
| self.contents['header'] = h |
| |
| def setBody(self, b): |
| self.contents['body'] = b |
| |
| def setFooter(self, f): |
| self.contents['footer'] = f |
| |
| def generate(self): |
| #print("Generate to file %s" % self.filename) |
| with open(self.filename, "w") as f: |
| f.write(self.contents['copyright']) |
| f.write(self.contents['header']) |
| f.write(self.contents['body']) |
| f.write(self.contents['footer']) |
| |
| # class for writing a wrapper class for structures |
| # The wrapper class wraps the structs and includes utility functions for |
| # setting/getting member values and displaying the struct data in various formats |
| class StructWrapperGen: |
| def __init__(self, in_struct_dict, prefix, out_dir): |
| self.struct_dict = in_struct_dict |
| self.include_headers = [] |
| self.api = prefix |
| self.header_filename = os.path.join(out_dir, self.api+"_struct_wrappers.h") |
| self.class_filename = os.path.join(out_dir, self.api+"_struct_wrappers.cpp") |
| self.string_helper_filename = os.path.join(out_dir, self.api+"_struct_string_helper.h") |
| self.hfg = CommonFileGen(self.header_filename) |
| self.cfg = CommonFileGen(self.class_filename) |
| self.shg = CommonFileGen(self.string_helper_filename) |
| #print(self.header_filename) |
| self.header_txt = "" |
| self.definition_txt = "" |
| |
| def set_include_headers(self, include_headers): |
| self.include_headers = include_headers |
| |
| # Return class name for given struct name |
| def get_class_name(self, struct_name): |
| class_name = struct_name.strip('_').lower() + "_struct_wrapper" |
| return class_name |
| |
| def get_file_list(self): |
| return [os.path.basename(self.header_filename), os.path.basename(self.class_filename), os.path.basename(self.string_helper_filename)] |
| |
| # Generate class header file |
| def generateHeader(self): |
| self.hfg.setCopyright(self._generateCopyright()) |
| self.hfg.setHeader(self._generateHeader()) |
| self.hfg.setBody(self._generateClassDeclaration()) |
| self.hfg.setFooter(self._generateFooter()) |
| self.hfg.generate() |
| |
| # Generate class definition |
| def generateBody(self): |
| self.cfg.setCopyright(self._generateCopyright()) |
| self.cfg.setHeader(self._generateCppHeader()) |
| self.cfg.setBody(self._generateClassDefinition()) |
| self.cfg.setFooter(self._generateFooter()) |
| self.cfg.generate() |
| |
| # Generate c-style .h file that contains functions for printing structs |
| def generateStringHelper(self): |
| print("Generating struct string helper") |
| self.shg.setCopyright(self._generateCopyright()) |
| self.shg.setHeader(self._generateStringHelperHeader()) |
| self.shg.setBody(self._generateStringHelperFunctions()) |
| self.shg.generate() |
| |
| def _generateCopyright(self): |
| return "//This is the copyright\n" |
| |
| def _generateCppHeader(self): |
| header = [] |
| header.append("//#includes, #defines, globals and such...\n") |
| header.append("#include <stdio.h>\n#include <%s>\n#include <%s_string_helper.h>\n" % (os.path.basename(self.header_filename), self.api)) |
| return "".join(header) |
| |
| def _generateClassDefinition(self): |
| class_def = [] |
| if 'xgl' == self.api: # Mantle doesn't have pNext to worry about |
| class_def.append(self._generateDynamicPrintFunctions()) |
| for s in self.struct_dict: |
| class_def.append("\n// %s class definition" % self.get_class_name(s)) |
| class_def.append(self._generateConstructorDefinitions(s)) |
| class_def.append(self._generateDestructorDefinitions(s)) |
| class_def.append(self._generateDisplayDefinitions(s)) |
| return "\n".join(class_def) |
| |
| def _generateConstructorDefinitions(self, s): |
| con_defs = [] |
| con_defs.append("%s::%s() : m_struct(), m_indent(0), m_dummy_prefix('\\0'), m_origStructAddr(NULL) {}" % (self.get_class_name(s), self.get_class_name(s))) |
| # TODO : This is a shallow copy of ptrs |
| con_defs.append("%s::%s(%s* pInStruct) : m_indent(0), m_dummy_prefix('\\0')\n{\n m_struct = *pInStruct;\n m_origStructAddr = pInStruct;\n}" % (self.get_class_name(s), self.get_class_name(s), typedef_fwd_dict[s])) |
| con_defs.append("%s::%s(const %s* pInStruct) : m_indent(0), m_dummy_prefix('\\0')\n{\n m_struct = *pInStruct;\n m_origStructAddr = pInStruct;\n}" % (self.get_class_name(s), self.get_class_name(s), typedef_fwd_dict[s])) |
| return "\n".join(con_defs) |
| |
| def _generateDestructorDefinitions(self, s): |
| return "%s::~%s() {}" % (self.get_class_name(s), self.get_class_name(s)) |
| |
| def _generateDynamicPrintFunctions(self): |
| dp_funcs = [] |
| dp_funcs.append("\nvoid dynamic_display_full_txt(const XGL_VOID* pStruct, uint32_t indent)\n{\n // Cast to APP_INFO ptr initially just to pull sType off struct") |
| dp_funcs.append(" XGL_STRUCTURE_TYPE sType = ((XGL_APPLICATION_INFO*)pStruct)->sType;\n") |
| dp_funcs.append(" switch (sType)\n {") |
| for e in enum_type_dict: |
| class_num = 0 |
| if "_STRUCTURE_TYPE" in e: |
| for v in sorted(enum_type_dict[e]): |
| struct_name = v.replace("_STRUCTURE_TYPE", "") |
| class_name = self.get_class_name(struct_name) |
| # TODO : Hand-coded fixes for some exceptions |
| if 'XGL_PIPELINE_CB_STATE_CREATE_INFO' in struct_name: |
| struct_name = 'XGL_PIPELINE_CB_STATE' |
| elif 'XGL_SEMAPHORE_CREATE_INFO' in struct_name: |
| struct_name = 'XGL_QUEUE_SEMAPHORE_CREATE_INFO' |
| class_name = self.get_class_name(struct_name) |
| elif 'XGL_SEMAPHORE_OPEN_INFO' in struct_name: |
| struct_name = 'XGL_QUEUE_SEMAPHORE_OPEN_INFO' |
| class_name = self.get_class_name(struct_name) |
| instance_name = "swc%i" % class_num |
| dp_funcs.append(" case %s:\n {" % (v)) |
| dp_funcs.append(" %s %s((%s*)pStruct);" % (class_name, instance_name, struct_name)) |
| dp_funcs.append(" %s.set_indent(indent);" % (instance_name)) |
| dp_funcs.append(" %s.display_full_txt();" % (instance_name)) |
| dp_funcs.append(" }") |
| dp_funcs.append(" break;") |
| class_num += 1 |
| dp_funcs.append(" }") |
| dp_funcs.append("}\n") |
| return "\n".join(dp_funcs) |
| |
| def _get_sh_func_name(self, struct): |
| return "%s_print_%s" % (self.api, struct.lower().strip("_")) |
| |
| # Return elements to create formatted string for given struct member |
| def _get_struct_print_formatted(self, struct_member, pre_var_name="prefix", postfix = "\\n", struct_var_name="pStruct", struct_ptr=True, print_array=False): |
| struct_op = "->" |
| if not struct_ptr: |
| struct_op = "." |
| member_name = struct_member['name'] |
| print_type = "p" |
| cast_type = "" |
| member_post = "" |
| array_index = "" |
| member_print_post = "" |
| if struct_member['array'] and 'CHAR' in struct_member['type']: # just print char array as string |
| print_type = "s" |
| print_array = False |
| elif struct_member['array'] and not print_array: |
| # Just print base address of array when not full print_array |
| cast_type = "(void*)" |
| elif is_type(struct_member['type'], 'enum'): |
| cast_type = "string_%s" % struct_member['type'] |
| print_type = "s" |
| elif is_type(struct_member['type'], 'struct'): # print struct address for now |
| cast_type = "(void*)" |
| if not struct_member['ptr']: |
| cast_type = "(void*)&" |
| elif 'BOOL' in struct_member['type']: |
| print_type = "s" |
| member_post = ' ? "TRUE" : "FALSE"' |
| elif 'FLOAT' in struct_member['type']: |
| print_type = "f" |
| elif 'UINT64' in struct_member['type']: |
| print_type = "lu" |
| elif 'UINT8' in struct_member['type']: |
| print_type = "hu" |
| elif True in [ui_str in struct_member['type'] for ui_str in ['UINT', '_SIZE', '_FLAGS', '_SAMPLE_MASK']]: |
| print_type = "u" |
| elif 'INT' in struct_member['type']: |
| print_type = "i" |
| elif struct_member['ptr']: |
| #cast_type = "" |
| pass |
| else: |
| #print("Unhandled struct type: %s" % struct_member['type']) |
| cast_type = "(void*)" |
| if print_array and struct_member['array']: |
| member_print_post = "[%u]" |
| array_index = " i," |
| member_post = "[i]" |
| print_out = "%%s%s%s = %%%s%s" % (member_name, member_print_post, print_type, postfix) # section of print that goes inside of quotes |
| print_arg = ", %s,%s %s(%s%s%s)%s" % (pre_var_name, array_index, cast_type, struct_var_name, struct_op, member_name, member_post) # section of print passed to portion in quotes |
| return (print_out, print_arg) |
| |
| def _generateStringHelperFunctions(self): |
| sh_funcs = [] |
| for s in self.struct_dict: |
| p_out = "" |
| p_args = "" |
| # This isn't great but this pre-pass counts chars in struct members and flags structs w/ pNext |
| struct_char_count = 0 # TODO : Use this to vary size of memory allocations for strings? |
| has_pnext = False |
| for m in self.struct_dict[s]: |
| if 'pNext' == self.struct_dict[s][m]['name']: |
| has_pnext = True |
| struct_char_count += len(self.struct_dict[s][m]['name']) + 32 |
| if 'graphics_pipeline_create' in s.lower(): # this is small struct w/ potentially large struct chain so bump it up |
| struct_char_count = 300 |
| sh_funcs.append('char* %s(const %s* pStruct, const char* prefix)\n{\n char* str;\n' % (self._get_sh_func_name(s), typedef_fwd_dict[s])) |
| # when we have a pnext, have to handle dynamically printing struct trees |
| extra_indent = '' |
| if has_pnext: |
| sh_funcs.append(' if (!pStruct->pNext) {\n') |
| extra_indent = ' ' |
| sh_funcs.append(' %sstr = (char*)malloc(sizeof(char)*1024);\n' % (extra_indent)) |
| sh_funcs.append(' %ssprintf(str, "' % (extra_indent)) |
| for m in sorted(self.struct_dict[s]): |
| (p_out1, p_args1) = self._get_struct_print_formatted(self.struct_dict[s][m]) |
| p_out += p_out1 |
| p_args += p_args1 |
| # Store values up to this point to re-use in case of pnext below |
| tmp_p_out = p_out |
| tmp_p_args = p_args |
| p_out += '"' |
| p_args += ");\n" |
| sh_funcs.append(p_out) |
| sh_funcs.append(p_args) |
| if has_pnext: |
| tmp_p_out += ' %spNext (%p)\\n%s\\n"' |
| tmp_p_args += ", prefix, (void*)pStruct->pNext, pTmpStr);\n" |
| sh_funcs.append(' } else {\n') |
| sh_funcs.append(' str = (char*)malloc(sizeof(char)*2048);\n') |
| sh_funcs.append(' char *pTmpStr = dynamic_display((XGL_VOID*)pStruct->pNext, prefix);\n') |
| sh_funcs.append(' sprintf(str, "') |
| sh_funcs.append('%s%s' % (tmp_p_out, tmp_p_args)) |
| sh_funcs.append(' free(pTmpStr);\n') |
| sh_funcs.append(' }\n') |
| sh_funcs.append(" return str;\n}\n") |
| # Add function to dynamically print out unknown struct |
| sh_funcs.append("char* dynamic_display(const XGL_VOID* pStruct, const char* prefix)\n{\n") |
| sh_funcs.append(" // Cast to APP_INFO ptr initially just to pull sType off struct\n") |
| sh_funcs.append(" XGL_STRUCTURE_TYPE sType = ((XGL_APPLICATION_INFO*)pStruct)->sType;\n") |
| sh_funcs.append(' char indent[100];\n strcpy(indent, " ");\n strcat(indent, prefix);\n') |
| sh_funcs.append(" switch (sType)\n {\n") |
| for e in enum_type_dict: |
| if "_STRUCTURE_TYPE" in e: |
| for v in sorted(enum_type_dict[e]): |
| struct_name = v.replace("_STRUCTURE_TYPE", "") |
| print_func_name = self._get_sh_func_name(struct_name) |
| # TODO : Hand-coded fixes for some exceptions |
| if 'XGL_PIPELINE_CB_STATE_CREATE_INFO' in struct_name: |
| struct_name = 'XGL_PIPELINE_CB_STATE' |
| elif 'XGL_SEMAPHORE_CREATE_INFO' in struct_name: |
| struct_name = 'XGL_QUEUE_SEMAPHORE_CREATE_INFO' |
| print_func_name = self._get_sh_func_name(struct_name) |
| elif 'XGL_SEMAPHORE_OPEN_INFO' in struct_name: |
| struct_name = 'XGL_QUEUE_SEMAPHORE_OPEN_INFO' |
| print_func_name = self._get_sh_func_name(struct_name) |
| sh_funcs.append(' case %s:\n {\n' % (v)) |
| sh_funcs.append(' return %s((%s*)pStruct, indent);\n' % (print_func_name, struct_name)) |
| sh_funcs.append(' }\n') |
| sh_funcs.append(' break;\n') |
| sh_funcs.append(" }\n") |
| sh_funcs.append("}") |
| return "".join(sh_funcs) |
| |
| |
| def _genStructMemberPrint(self, member, s, array, struct_array): |
| (p_out, p_arg) = self._get_struct_print_formatted(self.struct_dict[s][member], pre_var_name="&m_dummy_prefix", struct_var_name="m_struct", struct_ptr=False, print_array=True) |
| extra_indent = "" |
| if array: |
| extra_indent = " " |
| if is_type(self.struct_dict[s][member]['type'], 'struct'): # print struct address for now |
| struct_array.insert(0, self.struct_dict[s][member]) |
| elif self.struct_dict[s][member]['ptr']: |
| # Special case for VOID* named "pNext" |
| if "VOID" in self.struct_dict[s][member]['type'] and "pNext" == self.struct_dict[s][member]['name']: |
| struct_array.insert(0, self.struct_dict[s][member]) |
| return (' %sprintf("%%*s %s", m_indent, ""%s);' % (extra_indent, p_out, p_arg), struct_array) |
| |
| def _generateDisplayDefinitions(self, s): |
| disp_def = [] |
| struct_array = [] |
| # Single-line struct print function |
| disp_def.append("// Output 'structname = struct_address' on a single line") |
| disp_def.append("void %s::display_single_txt()\n{" % self.get_class_name(s)) |
| disp_def.append(' printf(" %%*s%s = %%p", m_indent, "", (void*)m_origStructAddr);' % typedef_fwd_dict[s]) |
| disp_def.append("}\n") |
| # Private helper function to print struct members |
| disp_def.append("// Private helper function that displays the members of the wrapped struct") |
| disp_def.append("void %s::display_struct_members()\n{" % self.get_class_name(s)) |
| i_declared = False |
| for member in sorted(self.struct_dict[s]): |
| # TODO : Need to display each member based on its type |
| # TODO : Need to handle pNext which are structs, but of XGL_VOID* type |
| # Can grab struct type off of header of struct pointed to |
| # TODO : Handle Arrays |
| if self.struct_dict[s][member]['array']: |
| # Create for loop to print each element of array |
| if not i_declared: |
| disp_def.append(' uint32_t i;') |
| i_declared = True |
| disp_def.append(' for (i = 0; i<%s; i++) {' % self.struct_dict[s][member]['array_size']) |
| (return_str, struct_array) = self._genStructMemberPrint(member, s, True, struct_array) |
| disp_def.append(return_str) |
| disp_def.append(' }') |
| else: |
| (return_str, struct_array) = self._genStructMemberPrint(member, s, False, struct_array) |
| disp_def.append(return_str) |
| disp_def.append("}\n") |
| i_declared = False |
| # Basic print function to display struct members |
| disp_def.append("// Output all struct elements, each on their own line") |
| disp_def.append("void %s::display_txt()\n{" % self.get_class_name(s)) |
| disp_def.append(' printf("%%*s%s struct contents at %%p:\\n", m_indent, "", (void*)m_origStructAddr);' % typedef_fwd_dict[s]) |
| disp_def.append(' this->display_struct_members();') |
| disp_def.append("}\n") |
| # Advanced print function to display current struct and contents of any pointed-to structs |
| disp_def.append("// Output all struct elements, and for any structs pointed to, print complete contents") |
| disp_def.append("void %s::display_full_txt()\n{" % self.get_class_name(s)) |
| disp_def.append(' printf("%%*s%s struct contents at %%p:\\n", m_indent, "", (void*)m_origStructAddr);' % typedef_fwd_dict[s]) |
| disp_def.append(' this->display_struct_members();') |
| class_num = 0 |
| # TODO : Need to handle arrays of structs here |
| for ms in struct_array: |
| swc_name = "class%s" % str(class_num) |
| if ms['array']: |
| if not i_declared: |
| disp_def.append(' uint32_t i;') |
| i_declared = True |
| disp_def.append(' for (i = 0; i<%s; i++) {' % ms['array_size']) |
| #disp_def.append(" if (m_struct.%s[i]) {" % (ms['name'])) |
| disp_def.append(" %s %s(&(m_struct.%s[i]));" % (self.get_class_name(ms['type']), swc_name, ms['name'])) |
| disp_def.append(" %s.set_indent(m_indent + 4);" % (swc_name)) |
| disp_def.append(" %s.display_full_txt();" % (swc_name)) |
| #disp_def.append(' }') |
| disp_def.append(' }') |
| elif 'pNext' == ms['name']: |
| # Need some code trickery here |
| # I'm thinking have a generated function that takes pNext ptr value |
| # then it checks sType and in large switch statement creates appropriate |
| # wrapper class type and then prints contents |
| disp_def.append(" if (m_struct.%s) {" % (ms['name'])) |
| #disp_def.append(' printf("%*s This is where we would call dynamic print function\\n", m_indent, "");') |
| disp_def.append(' dynamic_display_full_txt(m_struct.%s, m_indent);' % (ms['name'])) |
| disp_def.append(" }") |
| else: |
| if ms['ptr']: |
| disp_def.append(" if (m_struct.%s) {" % (ms['name'])) |
| disp_def.append(" %s %s(m_struct.%s);" % (self.get_class_name(ms['type']), swc_name, ms['name'])) |
| else: |
| disp_def.append(" if (&m_struct.%s) {" % (ms['name'])) |
| disp_def.append(" %s %s(&m_struct.%s);" % (self.get_class_name(ms['type']), swc_name, ms['name'])) |
| disp_def.append(" %s.set_indent(m_indent + 4);" % (swc_name)) |
| disp_def.append(" %s.display_full_txt();\n }" % (swc_name)) |
| class_num += 1 |
| disp_def.append("}\n") |
| return "\n".join(disp_def) |
| |
| def _generateStringHelperHeader(self): |
| header = [] |
| header.append("//#includes, #defines, globals and such...\n") |
| for f in self.include_headers: |
| if 'xgl_string_helper' not in f: |
| header.append("#include <%s>\n" % f) |
| header.append('#include "xgl_string_helper.h"\n\n// Prototype for dynamic print function\n') |
| header.append("char* dynamic_display(const XGL_VOID* pStruct, const char* prefix);\n") |
| return "".join(header) |
| |
| def _generateHeader(self): |
| header = [] |
| header.append("//#includes, #defines, globals and such...\n") |
| for f in self.include_headers: |
| header.append("#include <%s>\n" % f) |
| return "".join(header) |
| |
| # Declarations |
| def _generateConstructorDeclarations(self, s): |
| constructors = [] |
| constructors.append(" %s();\n" % self.get_class_name(s)) |
| constructors.append(" %s(%s* pInStruct);\n" % (self.get_class_name(s), typedef_fwd_dict[s])) |
| constructors.append(" %s(const %s* pInStruct);\n" % (self.get_class_name(s), typedef_fwd_dict[s])) |
| return "".join(constructors) |
| |
| def _generateDestructorDeclarations(self, s): |
| return " virtual ~%s();\n" % self.get_class_name(s) |
| |
| def _generateDisplayDeclarations(self, s): |
| return " void display_txt();\n void display_single_txt();\n void display_full_txt();\n" |
| |
| def _generateGetSetDeclarations(self, s): |
| get_set = [] |
| get_set.append(" void set_indent(uint32_t indent) { m_indent = indent; }\n") |
| for member in sorted(self.struct_dict[s]): |
| # TODO : Skipping array set/get funcs for now |
| if self.struct_dict[s][member]['array']: |
| continue |
| get_set.append(" %s get_%s() { return m_struct.%s; }\n" % (self.struct_dict[s][member]['full_type'], self.struct_dict[s][member]['name'], self.struct_dict[s][member]['name'])) |
| if not self.struct_dict[s][member]['const']: |
| get_set.append(" void set_%s(%s inValue) { m_struct.%s = inValue; }\n" % (self.struct_dict[s][member]['name'], self.struct_dict[s][member]['full_type'], self.struct_dict[s][member]['name'])) |
| return "".join(get_set) |
| |
| def _generatePrivateMembers(self, s): |
| priv = [] |
| priv.append("\nprivate:\n") |
| priv.append(" %s m_struct;\n" % typedef_fwd_dict[s]) |
| priv.append(" const %s* m_origStructAddr;\n" % typedef_fwd_dict[s]) |
| priv.append(" uint32_t m_indent;\n") |
| priv.append(" const char m_dummy_prefix;\n") |
| priv.append(" void display_struct_members();\n") |
| return "".join(priv) |
| |
| def _generateClassDeclaration(self): |
| class_decl = [] |
| for s in self.struct_dict: |
| class_decl.append("\n//class declaration") |
| class_decl.append("class %s\n{\npublic:" % self.get_class_name(s)) |
| class_decl.append(self._generateConstructorDeclarations(s)) |
| class_decl.append(self._generateDestructorDeclarations(s)) |
| class_decl.append(self._generateDisplayDeclarations(s)) |
| class_decl.append(self._generateGetSetDeclarations(s)) |
| class_decl.append(self._generatePrivateMembers(s)) |
| class_decl.append("};\n") |
| return "\n".join(class_decl) |
| |
| def _generateFooter(self): |
| return "\n//any footer info for class\n" |
| |
| class EnumCodeGen: |
| def __init__(self, enum_type_dict=None, enum_val_dict=None, typedef_fwd_dict=None, in_file=None, out_file=None): |
| self.et_dict = enum_type_dict |
| self.ev_dict = enum_val_dict |
| self.tf_dict = typedef_fwd_dict |
| self.in_file = in_file |
| self.out_file = out_file |
| self.efg = CommonFileGen(self.out_file) |
| |
| def generateStringHelper(self): |
| self.efg.setHeader(self._generateSHHeader()) |
| self.efg.setBody(self._generateSHBody()) |
| self.efg.generate() |
| |
| def _generateSHBody(self): |
| body = [] |
| # with open(self.out_file, "a") as hf: |
| # bet == base_enum_type, fet == final_enum_type |
| for bet in self.et_dict: |
| fet = self.tf_dict[bet] |
| body.append("static const char* string_%s(%s input_value)\n{\n switch ((%s)input_value)\n {\n" % (fet, fet, fet)) |
| for e in sorted(self.et_dict[bet]): |
| if (self.ev_dict[e]['unique']): |
| body.append(' case %s:\n return "%s";\n' % (e, e)) |
| body.append(' default:\n return "Unhandled %s";\n }\n return "Unhandled %s";\n}\n\n' % (fet, fet)) |
| return "\n".join(body) |
| |
| def _generateSHHeader(self): |
| return "#pragma once\n\n#include <%s>\n\n" % self.in_file |
| |
| |
| class CMakeGen: |
| def __init__(self, struct_wrapper=None, out_dir=None): |
| self.sw = struct_wrapper |
| self.add_lib_file_list = self.sw.get_file_list() |
| self.out_dir = out_dir |
| self.out_file = os.path.join(self.out_dir, "CMakeLists.txt") |
| self.cmg = CommonFileGen(self.out_file) |
| |
| def generate(self): |
| self.cmg.setBody(self._generateBody()) |
| self.cmg.generate() |
| |
| def _generateBody(self): |
| body = [] |
| body.append("project(%s)" % os.path.basename(self.out_dir)) |
| body.append("cmake_minimum_required(VERSION 2.8)\n") |
| body.append("add_library(${PROJECT_NAME} %s)\n" % " ".join(self.add_lib_file_list)) |
| body.append('set(COMPILE_FLAGS "-fpermissive")') |
| body.append('set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${COMPILE_FLAGS}")\n') |
| body.append("include_directories(${SRC_DIR}/thirdparty/${GEN_API}/inc/)\n") |
| body.append("target_include_directories (%s PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})\n" % os.path.basename(self.out_dir)) |
| return "\n".join(body) |
| |
| class GraphVizGen: |
| def __init__(self, struct_dict=None): |
| self.struc_dict = struct_dict |
| self.out_file = os.path.join(os.getcwd(), "struct_gv.dot") |
| self.gvg = CommonFileGen(self.out_file) |
| |
| def generate(self): |
| self.gvg.setHeader(self._generateHeader()) |
| self.gvg.setBody(self._generateBody()) |
| self.gvg.setFooter('}') |
| self.gvg.generate() |
| |
| def _generateHeader(self): |
| hdr = [] |
| hdr.append('digraph g {\ngraph [\nrankdir = "LR"\n];') |
| hdr.append('node [\nfontsize = "16"\nshape = "plaintext"\n];') |
| hdr.append('edge [\n];\n') |
| return "\n".join(hdr) |
| |
| def _generateBody(self): |
| body = [] |
| for s in self.struc_dict: |
| field_num = 1 |
| body.append('"%s" [\nlabel = <<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0"> <TR><TD COLSPAN="2" PORT="f0">%s</TD></TR>' % (s, typedef_fwd_dict[s])) |
| for m in sorted(self.struc_dict[s]): |
| body.append('<TR><TD PORT="f%i">%s</TD><TD PORT="f%i">%s</TD></TR>' % (field_num, self.struc_dict[s][m]['full_type'], field_num+1, self.struc_dict[s][m]['name'])) |
| field_num += 2 |
| body.append('</TABLE>>\n];\n') |
| return "".join(body) |
| |
| |
| def main(argv=None): |
| opts = handle_args() |
| # Parse input file and fill out global dicts |
| hfp = HeaderFileParser(opts.input_file) |
| hfp.parse() |
| # TODO : Don't want these to be global, see note at top about wrapper classes |
| global enum_val_dict |
| global enum_type_dict |
| global struct_dict |
| global typedef_fwd_dict |
| global typedef_rev_dict |
| global types_dict |
| enum_val_dict = hfp.get_enum_val_dict() |
| enum_type_dict = hfp.get_enum_type_dict() |
| struct_dict = hfp.get_struct_dict() |
| typedef_fwd_dict = hfp.get_typedef_fwd_dict() |
| typedef_rev_dict = hfp.get_typedef_rev_dict() |
| types_dict = hfp.get_types_dict() |
| #print(enum_val_dict) |
| #print(typedef_dict) |
| #print(struct_dict) |
| if (opts.abs_out_dir is not None): |
| enum_filename = os.path.join(opts.abs_out_dir, os.path.basename(opts.input_file).strip(".h")+"_string_helper.h") |
| else: |
| enum_filename = os.path.join(os.getcwd(), opts.rel_out_dir, os.path.basename(opts.input_file).strip(".h")+"_string_helper.h") |
| enum_filename = os.path.abspath(enum_filename) |
| if not os.path.exists(os.path.dirname(enum_filename)): |
| print("Creating output dir %s" % os.path.dirname(enum_filename)) |
| os.mkdir(os.path.dirname(enum_filename)) |
| if opts.gen_enum_string_helper: |
| print("Generating enum string helper to %s" % enum_filename) |
| eg = EnumCodeGen(enum_type_dict, enum_val_dict, typedef_fwd_dict, os.path.basename(opts.input_file), enum_filename) |
| eg.generateStringHelper() |
| #for struct in struct_dict: |
| #print(struct) |
| if opts.gen_struct_wrappers: |
| sw = StructWrapperGen(struct_dict, os.path.basename(opts.input_file).strip(".h"), os.path.dirname(enum_filename)) |
| #print(sw.get_class_name(struct)) |
| sw.set_include_headers([os.path.basename(opts.input_file),os.path.basename(enum_filename),"stdint.h","stdio.h","stdlib.h"]) |
| print("Generating struct wrapper header to %s" % sw.header_filename) |
| sw.generateHeader() |
| print("Generating struct wrapper class to %s" % sw.class_filename) |
| sw.generateBody() |
| sw.generateStringHelper() |
| if opts.gen_cmake: |
| cmg = CMakeGen(sw, os.path.dirname(enum_filename)) |
| cmg.generate() |
| if opts.gen_graphviz: |
| gv = GraphVizGen(struct_dict) |
| gv.generate() |
| print("DONE!") |
| #print(typedef_rev_dict) |
| #print(types_dict) |
| #recreate_structs() |
| |
| if __name__ == "__main__": |
| sys.exit(main()) |
| |
| |
| ## Example class for GR_APPLICATION_INFO struct |
| ##include <mantle.h> |
| # |
| #class gr_application_info_struct_wrapper { |
| #public: |
| # // Constructors |
| # gr_application_info_struct_wrapper(); |
| # gr_application_info_struct_wrapper(GR_APPLICATION_INFO* pInStruct); |
| # // Destructor |
| # virtual ~gr_application_info_struct_wrapper(); |
| # |
| # void display_txt() |
| # // get functions |
| # // set functions for every non-const struct member |
| # |
| #private: |
| # GR_APPLICATION_INFO m_struct; |
| #}; |
| # |
| #gr_application_info_struct_wrapper::gr_application_info_struct_wrapper() : m_struct() {} |
| # |
| #// Output struct address on single line |
| #gr_application_info_struct_wrapper::display_single_txt() |
| #{ |
| # printf(" GR_APPLICATION_INFO = %p", &m_struct); |
| #} |
| #// Output struct in txt format |
| #gr_application_info_struct_wrapper::display_txt() |
| #{ |
| # printf("GR_APPLICATION_INFO struct contents:\n"); |
| # printf(" pAppName: %s\n", m_struct.pAppName); |
| # printf(" appVersion: %i\n", m_struct.appVersion); |
| # printf(" pEngineNmae: %s\n", m_struct.pEngineName); |
| # printf(" engineVersion: %i\n", m_struct.engineVersion); |
| # printf(" apiVersion: %i\n", m_struct.apiVersion); |
| #} |
| #// Output struct including detailed info on pointed-to structs |
| #gr_application_info_struct_wrapper::display_full_txt() |
| #{ |
| # |
| # printf("%*s%GR_APPLICATION_INFO struct contents:\n", indent, ""); |
| # printf(" pAppName: %s\n", m_struct.pAppName); |
| # printf(" appVersion: %i\n", m_struct.appVersion); |
| # printf(" pEngineNmae: %s\n", m_struct.pEngineName); |
| # printf(" engineVersion: %i\n", m_struct.engineVersion); |
| # printf(" apiVersion: %i\n", m_struct.apiVersion); |
| #} |
| |
| |
| # Example of helper function to pretty-print enum info |
| #static const char* string_GR_RESULT_CODE(GR_RESULT result) |
| #{ |
| # switch ((GR_RESULT_CODE)result) |
| # { |
| # // Return codes for successful operation execution |
| # case GR_SUCCESS: |
| # return "GR_SUCCESS"; |
| # case GR_UNSUPPORTED: |
| # return "GR_UNSUPPORTED"; |
| # case GR_NOT_READY: |
| # return "GR_NOT_READY"; |
| # case GR_TIMEOUT: |
| # return "GR_TIMEOUT"; |
| # } |
| # return "Unhandled GR_RESULT_CODE"; |
| #} |
| |
| # Dynamic print function |
| # void dynamic_display_full_txt(XGL_STRUCTURE_TYPE sType, void* pStruct, uint32_t indent) |
| # { |
| # switch (sType) |
| # { |
| # case XGL_STRUCTURE_TYPE_COLOR_BLEND_STATE_CREATE_INFO: |
| # xgl_color_blend_state_create_info_struct_wrapper swc((XGL_COLOR_BLEND_STATE_CREATE_INFO*)pStruct); |
| # swc.set_indent(indent); |
| # swc.display_full_txt(); |
| # } |
| # } |