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https://github.com/varun-r-mallya/Python-BPF.git
synced 2025-12-31 21:06:25 +00:00
rename globals to map
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@ -4,15 +4,15 @@ from .type_deducer import ctypes_to_ir
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def maps_proc(tree, module, chunks):
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for func_node in chunks:
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# Check if this function is a global
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is_global = False
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# Check if this function is a map
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is_map = False
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for decorator in func_node.decorator_list:
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if isinstance(decorator, ast.Name) and decorator.id == "map":
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is_global = True
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is_map = True
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break
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if is_global:
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if is_map:
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print(f"Found BPF map: {func_node.name}")
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process_bpf_global(func_node, module)
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process_bpf_map(func_node, module)
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continue
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@ -34,10 +34,10 @@ def create_bpf_map(module, map_name, map_params):
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map_global = ir.GlobalVariable(module, map_struct_type, name=map_name)
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map_global.linkage = 'external'
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map_global.initializer = ir.Constant(
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map_global.initializer = ir.Constant( # type: ignore
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map_struct_type, [None, None, None, None])
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map_global.section = ".maps"
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map_global.align = 8
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map_global.align = 8 # type: ignore
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# TODO: Store map parameters in metadata or a suitable structure
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# maps[map_name] = {
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@ -52,10 +52,10 @@ def create_bpf_map(module, map_name, map_params):
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return map_global
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def process_bpf_global(func_node, module):
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"""Process a BPF global (a function decorated with @bpfglobal)"""
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global_name = func_node.name
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print(f"Processing BPF global: {global_name}")
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def process_bpf_map(func_node, module):
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"""Process a BPF map (a function decorated with @map)"""
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map_name = func_node.name
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print(f"Processing BPF map: {map_name}")
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# For now, assume single return statement
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return_stmt = None
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@ -64,13 +64,13 @@ def process_bpf_global(func_node, module):
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return_stmt = stmt
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break
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if return_stmt is None:
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raise ValueError("BPF global must have a return statement")
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raise ValueError("BPF map must have a return statement")
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rval = return_stmt.value
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# For now, just handle maps
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if isinstance(rval, ast.Call) and isinstance(rval.func, ast.Name) and rval.func.id == "HashMap":
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print(f"Creating HashMap global: {global_name}")
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print(f"Creating HashMap map: {map_name}")
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map_params = {'map_type': 'HASH'}
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# Handle positional arguments
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if rval.args:
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@ -91,4 +91,4 @@ def process_bpf_global(func_node, module):
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elif keyword.arg == "max_entries" and isinstance(keyword.value, ast.Constant):
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map_params['max_entries'] = keyword.value.value
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print(f"Map parameters: {map_params}")
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print(create_bpf_map(module, global_name, map_params))
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print(create_bpf_map(module, map_name, map_params))
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