ebpf_extension.h File Reference

#include "ebpf_result.h"
#include "ebpf_structs.h"
#include "ebpf_windows.h"

Go to the source code of this file.

Data Structures
struct	_ebpf_extension_dispatch_table
struct	_ebpf_extension_program_dispatch_table
struct	_ebpf_extension_data
struct	_ebpf_attach_provider_data
struct	_ebpf_execution_context_state

Macros
#define	EBPF_LINK_DISPATCH_TABLE_FUNCTION_COUNT_1   4
#define	EBPF_LINK_DISPATCH_TABLE_FUNCTION_COUNT_CURRENT    EBPF_LINK_DISPATCH_TABLE_FUNCTION_COUNT_1
	Current number of functions in the dispatch table./*#end#*‍/.
#define	EBPF_CONTEXT_HEADER   uint64_t context_header[8]
#define	EBPF_CONTEXT_HEADER_SIZE   (sizeof(uint64_t) * 8)

Typedefs
typedef ebpf_result_t(*	_ebpf_extension_dispatch_function) ()
typedef struct _ebpf_extension_dispatch_table	ebpf_extension_dispatch_table_t
typedef ebpf_result_t(*	ebpf_program_invoke_function_t) (const void *extension_client_binding_context, _Inout_ void *program_context, uint32_t *result)
	Invoke the eBPF program.
typedef ebpf_result_t(*	ebpf_program_batch_begin_invoke_function_t) (size_t state_size, _Out_writes_(state_size) void *state)
	Prepare the eBPF program for batch invocation.
typedef ebpf_result_t(*	ebpf_program_batch_invoke_function_t) (const void *extension_client_binding_context, _Inout_ void *program_context, uint32_t *result, const void *state)
	Invoke the eBPF program in batch mode.
typedef ebpf_result_t(*	ebpf_program_batch_end_invoke_function_t) (_Inout_ void *state)
	Clean up the eBPF program after batch invocation.
typedef enum _ebpf_link_dispatch_table_version	ebpf_link_dispatch_table_version_t
typedef struct _ebpf_extension_program_dispatch_table	ebpf_extension_program_dispatch_table_t
typedef struct _ebpf_extension_data	ebpf_extension_data_t
typedef struct _ebpf_attach_provider_data	ebpf_attach_provider_data_t
typedef struct _ebpf_execution_context_state	ebpf_execution_context_state_t

Enumerations
enum	_ebpf_link_dispatch_table_version { EBPF_LINK_DISPATCH_TABLE_VERSION_1 = 1 , EBPF_LINK_DISPATCH_TABLE_VERSION_CURRENT }

Macro Definition Documentation

EBPF_CONTEXT_HEADER

#define EBPF_CONTEXT_HEADER   uint64_t context_header[8]

EBPF_CONTEXT_HEADER_SIZE

#define EBPF_CONTEXT_HEADER_SIZE   (sizeof(uint64_t) * 8)

EBPF_LINK_DISPATCH_TABLE_FUNCTION_COUNT_1

#define EBPF_LINK_DISPATCH_TABLE_FUNCTION_COUNT_1   4

EBPF_LINK_DISPATCH_TABLE_FUNCTION_COUNT_CURRENT

#define EBPF_LINK_DISPATCH_TABLE_FUNCTION_COUNT_CURRENT    EBPF_LINK_DISPATCH_TABLE_FUNCTION_COUNT_1

Current number of functions in the dispatch table./*#end#*‍/.

Typedef Documentation

_ebpf_extension_dispatch_function

typedef ebpf_result_t(* _ebpf_extension_dispatch_function) ()

ebpf_attach_provider_data_t

typedef struct _ebpf_attach_provider_data ebpf_attach_provider_data_t

ebpf_execution_context_state_t

typedef struct _ebpf_execution_context_state ebpf_execution_context_state_t

ebpf_extension_data_t

typedef struct _ebpf_extension_data ebpf_extension_data_t

ebpf_extension_dispatch_table_t

typedef struct _ebpf_extension_dispatch_table ebpf_extension_dispatch_table_t

ebpf_extension_program_dispatch_table_t

typedef struct _ebpf_extension_program_dispatch_table ebpf_extension_program_dispatch_table_t

ebpf_link_dispatch_table_version_t

typedef enum _ebpf_link_dispatch_table_version ebpf_link_dispatch_table_version_t

ebpf_program_batch_begin_invoke_function_t

typedef ebpf_result_t(* ebpf_program_batch_begin_invoke_function_t) (size_t state_size, _Out_writes_(state_size) void *state)

Prepare the eBPF program for batch invocation.

Parameters

[in]	state_size	The size of the state to be allocated, which should be greater than or equal to sizeof(ebpf_execution_context_state_t).
[out]	state	The state to be used for batch invocation.

Return values

EBPF_SUCCESS	The operation was successful.
EBPF_NO_MEMORY	The operation failed due to lack of memory.
EBPF_EXTENSION_FAILED_TO_LOAD	The required extension is not loaded.

ebpf_program_batch_end_invoke_function_t

typedef ebpf_result_t(* ebpf_program_batch_end_invoke_function_t) (_Inout_ void *state)

Clean up the eBPF program after batch invocation.

Parameters

[in,out]

state

The state to be used for batch invocation.

Return values

EBPF_SUCCESS

The operation was successful.

ebpf_program_batch_invoke_function_t

typedef ebpf_result_t(* ebpf_program_batch_invoke_function_t) (const void *extension_client_binding_context, _Inout_ void *program_context, uint32_t *result, const void *state)

Invoke the eBPF program in batch mode.

Parameters

[in]	extension_client_binding_context	The context provided by the extension client when the binding was created.
[in,out]	program_context	The context for this invocation of the eBPF program.
[out]	result	The result of the eBPF program.
[in]	state	The state to be used for batch invocation.

Return values

EBPF_SUCCESS

The operation was successful.

ebpf_program_invoke_function_t

typedef ebpf_result_t(* ebpf_program_invoke_function_t) (const void *extension_client_binding_context, _Inout_ void *program_context, uint32_t *result)

Invoke the eBPF program.

Parameters

[in]	extension_client_binding_context	The context provided by the extension client when the binding was created.
[in,out]	program_context	The context for this invocation of the eBPF program.
[out]	result	The result of the eBPF program.

Return values

EBPF_SUCCESS	The operation was successful.
EBPF_NO_MEMORY	The operation failed due to lack of memory.
EBPF_EXTENSION_FAILED_TO_LOAD	The required extension is not loaded.

Enumeration Type Documentation

_ebpf_link_dispatch_table_version

enum _ebpf_link_dispatch_table_version

Enumerator
EBPF_LINK_DISPATCH_TABLE_VERSION_1	Initial version of the dispatch table.
EBPF_LINK_DISPATCH_TABLE_VERSION_CURRENT	Current version of the dispatch table.