X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Flibsystemd-rtnl%2Frtnl-internal.h;h=1e40427e58c43ce6ef5d222263f27fe21b5c4f34;hb=9d0db17836c867ab2b8f460f649a478bf9f291d2;hp=b05290fd89ee7ad5ab9a69c08c01e5eb62402b8d;hpb=a33dece5f8cce7f1946263bec76068ef84abc07b;p=elogind.git diff --git a/src/libsystemd-rtnl/rtnl-internal.h b/src/libsystemd-rtnl/rtnl-internal.h index b05290fd8..1e40427e5 100644 --- a/src/libsystemd-rtnl/rtnl-internal.h +++ b/src/libsystemd-rtnl/rtnl-internal.h @@ -24,6 +24,26 @@ #include #include "refcnt.h" +#include "prioq.h" +#include "list.h" + +#include "sd-rtnl.h" + +struct reply_callback { + sd_rtnl_message_handler_t callback; + void *userdata; + usec_t timeout; + uint64_t serial; + unsigned prioq_idx; +}; + +struct match_callback { + sd_rtnl_message_handler_t callback; + uint16_t types; + void *userdata; + + LIST_FIELDS(struct match_callback, match_callbacks); +}; struct sd_rtnl { RefCount n_ref; @@ -35,15 +55,45 @@ struct sd_rtnl { struct sockaddr_nl nl; } sockaddr; + sd_rtnl_message **rqueue; + unsigned rqueue_size; + + sd_rtnl_message **wqueue; + unsigned wqueue_size; + + bool processing:1; + uint32_t serial; + struct Prioq *reply_callbacks_prioq; + Hashmap *reply_callbacks; + + LIST_HEAD(struct match_callback, match_callbacks); + pid_t original_pid; + + sd_event_source *io_event_source; + sd_event_source *time_event_source; + sd_event_source *exit_event_source; + sd_event *event; }; #define RTNL_DEFAULT_TIMEOUT ((usec_t) (10 * USEC_PER_SEC)) -int message_get_errno(sd_rtnl_message *m); -int message_get_serial(sd_rtnl_message *m); +#define RTNL_WQUEUE_MAX 1024 +#define RTNL_RQUEUE_MAX 64*1024 + +int message_new_synthetic_error(int error, uint32_t serial, sd_rtnl_message **ret); +uint32_t message_get_serial(sd_rtnl_message *m); int message_seal(sd_rtnl *nl, sd_rtnl_message *m); + +bool message_type_is_link(uint16_t type); +bool message_type_is_addr(uint16_t type); +bool message_type_is_route(uint16_t type); + int socket_write_message(sd_rtnl *nl, sd_rtnl_message *m); int socket_read_message(sd_rtnl *nl, sd_rtnl_message **ret); + +/* Make sure callbacks don't destroy the rtnl connection */ +#define RTNL_DONT_DESTROY(rtnl) \ + _cleanup_sd_rtnl_unref_ _unused_ sd_rtnl *_dont_destroy_##rtnl = sd_rtnl_ref(rtnl)