Safe API Framework
Layered API framework for safety-related applications (ERTMS RBC reference targeting CENELEC EN 50128 SIL 4)
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sapi_netlink.c File Reference

Network link service: validates parameters, then dispatches to the backend registered via sapi_netlink_register_backend() (ADR-005). See sapi_ipc.c for the pattern this follows. More...

Include dependency graph for sapi_netlink.c:

Go to the source code of this file.

Functions

sapi_status_t sapi_netlink_register_backend (const sapi_netlink_backend_t *backend)
 Registers the backend implementation used by every sapi_netlink_* call (ADR-005 section 2.1). Call once at startup.
sapi_status_t sapi_netlink_open (sapi_netlink_storage_t *storage, const sapi_netlink_config_t *config, sapi_netlink_handle_t *out_handle)
 Establishes a point-to-point link: binds+accepts (LISTEN) or dials (CONNECT), per config->role.
sapi_status_t sapi_netlink_send (sapi_netlink_handle_t handle, const void *message, size_t message_size, sapi_duration_ms_t timeout_ms)
 Sends one fixed-size message, blocking at most timeout_ms.
sapi_status_t sapi_netlink_receive (sapi_netlink_handle_t handle, void *out_message, size_t buffer_size, sapi_duration_ms_t timeout_ms)
 Receives one fixed-size message, blocking at most timeout_ms.
sapi_status_t sapi_netlink_close (sapi_netlink_handle_t handle)
 Closes a link.

Variables

static const sapi_netlink_backend_ts_backend = NULL
 Currently registered backend, or NULL if none (ADR-005).

Detailed Description

Network link service: validates parameters, then dispatches to the backend registered via sapi_netlink_register_backend() (ADR-005). See sapi_ipc.c for the pattern this follows.

Definition in file sapi_netlink.c.

Variable Documentation

◆ s_backend

const sapi_netlink_backend_t* s_backend = NULL
static

Currently registered backend, or NULL if none (ADR-005).

Local makros Local types declarations Local variables declarations

Definition at line 18 of file sapi_netlink.c.