58 lines
1.8 KiB
Python
58 lines
1.8 KiB
Python
import re
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header_file = "bink.h"
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func_list_file = "functions.txt"
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out_file = "bink_loader_gen.c"
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# Read function list
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with open(func_list_file) as f:
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func_names = set(line.strip() for line in f if line.strip())
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# Read header
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with open(header_file) as f:
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header = f.read()
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# Remove RADEXPLINK entirely
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header = re.sub(r'\bRADEXPLINK\b', '', header)
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functions = []
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# Regex to match return type + function name + args
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prototype_re = re.compile(
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r'^[ \t]*(\w[\w\s\*\d]+)[ \t]+(' + '|'.join(func_names) + r')[ \t]*\(([^)]*)\)\s*;',
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re.MULTILINE
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)
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for match in prototype_re.finditer(header):
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ret_type = match.group(1).strip()
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name = match.group(2).strip()
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args = match.group(3).strip()
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args = re.sub(r'\s*,\s*', ', ', args)
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# Only add * if return type is NOT already a pointer
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ptr_mark = '' if ret_type.endswith('*') else '*'
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functions.append((ret_type, name, args, ptr_mark))
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# Generate C file
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with open(out_file, "w") as f:
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f.write('#include "bink.h"\n#include <windows.h>\n\n')
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f.write('// Macro to define function pointer and global variable\n')
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f.write('#define DECL_FN(ret, name, args, ptr) typedef ret (__cdecl *name##_t) args; name##_t p##name = NULL;\n\n')
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# Typedefs + globals
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for ret, name, args, ptr_mark in functions:
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f.write(f'DECL_FN({ret}, {name}, ({args}), {ptr_mark})\n')
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f.write('\nHMODULE dll = NULL;\n\n')
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f.write('int LoadBinkDLL(void) {\n')
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f.write(' if (dll) return 1;\n')
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f.write(' dll = LoadLibraryA("bink2w64.dll");\n')
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f.write(' if (!dll) return 0;\n\n')
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# Assign function pointers
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for _, name, _, _ in functions:
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f.write(f' p{name} = ({name}_t)GetProcAddress(dll, "{name}");\n')
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f.write('\n return 1;\n}\n')
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