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Refactore dlopen rtrlib function pointers

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This commit is contained in:
Pavel Tvrdík 2015-10-20 11:27:33 +02:00
parent c050a2a7da
commit 4a62807890
1 changed files with 31 additions and 29 deletions
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60
proto/rpki/rpki.c
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@ -60,21 +60,21 @@ static pthread_mutex_t rpki_proto_list_lock;
/* RTRLib and function pointers */
static void *rtrlib;
static struct rtr_mgr_config * (*rtr_mgr_init_fp)(
static struct rtr_mgr_config * (*rtr_mgr_init_x)(
struct rtr_mgr_group groups[], const unsigned int groups_len,
const unsigned int refresh_interval, const unsigned int expire_interval,
const void *update_fp,
const void *spki_update_fp,
const void *status_fp,
void *status_fp_data);
static int (*rtr_mgr_start_fp)(struct rtr_mgr_config *config);
static const char * (*rtr_state_to_str_fp)(enum rtr_socket_state state);
static const char * (*rtr_mgr_status_to_str_fp)(enum rtr_mgr_status status);
static int (*tr_tcp_init_fp)(const struct tr_tcp_config *config, struct tr_socket *socket);
static int (*tr_ssh_init_fp)(const struct tr_ssh_config *config, struct tr_socket *socket);
static void (*tr_free_fp)(struct tr_socket *tr_sock);
static void (*rtr_mgr_stop_fp)(struct rtr_mgr_config *config);
static void (*rtr_mgr_free_fp)(struct rtr_mgr_config *config);
static int (*rtr_mgr_start_x)(struct rtr_mgr_config *config);
static const char * (*rtr_state_to_str_x)(enum rtr_socket_state state);
static const char * (*rtr_mgr_status_to_str_x)(enum rtr_mgr_status status);
static int (*tr_tcp_init_x)(const struct tr_tcp_config *config, struct tr_socket *socket);
static int (*tr_ssh_init_x)(const struct tr_ssh_config *config, struct tr_socket *socket);
static void (*tr_free_x)(struct tr_socket *tr_sock);
static void (*rtr_mgr_stop_x)(struct rtr_mgr_config *config);
static void (*rtr_mgr_free_x)(struct rtr_mgr_config *config);
static inline void
lock_rpki_proto_list(void)
@ -120,7 +120,7 @@ rpki_load_rtrlib(void)
dlerror(); /* Clear any existing error */
rtr_mgr_init_fp = (struct rtr_mgr_config * (*)(
rtr_mgr_init_x = (struct rtr_mgr_config * (*)(
struct rtr_mgr_group groups[], const unsigned int groups_len,
const unsigned int refresh_interval, const unsigned int expire_interval,
const void *update_fp,
@ -130,35 +130,35 @@ rpki_load_rtrlib(void)
if ((err_buf = dlerror()) != NULL)
return err_buf;
rtr_mgr_start_fp = (int (*)(struct rtr_mgr_config *)) dlsym(rtrlib, "rtr_mgr_start");
rtr_mgr_start_x = (int (*)(struct rtr_mgr_config *)) dlsym(rtrlib, "rtr_mgr_start");
if ((err_buf = dlerror()) != NULL)
return err_buf;
rtr_state_to_str_fp = (const char * (*)(enum rtr_socket_state state)) dlsym(rtrlib, "rtr_state_to_str");
rtr_state_to_str_x = (const char * (*)(enum rtr_socket_state state)) dlsym(rtrlib, "rtr_state_to_str");
if ((err_buf = dlerror()) != NULL)
return err_buf;
rtr_mgr_status_to_str_fp = (const char * (*)(enum rtr_mgr_status status)) dlsym(rtrlib, "rtr_mgr_status_to_str");
rtr_mgr_status_to_str_x = (const char * (*)(enum rtr_mgr_status status)) dlsym(rtrlib, "rtr_mgr_status_to_str");
if ((err_buf = dlerror()) != NULL)
return err_buf;
tr_tcp_init_fp = (int (*)(const struct tr_tcp_config *config, struct tr_socket *socket)) dlsym(rtrlib, "tr_tcp_init");
tr_tcp_init_x = (int (*)(const struct tr_tcp_config *config, struct tr_socket *socket)) dlsym(rtrlib, "tr_tcp_init");
if ((err_buf = dlerror()) != NULL)
return err_buf;
tr_ssh_init_fp = (int (*)(const struct tr_ssh_config *config, struct tr_socket *socket)) dlsym(rtrlib, "tr_ssh_init");
tr_ssh_init_x = (int (*)(const struct tr_ssh_config *config, struct tr_socket *socket)) dlsym(rtrlib, "tr_ssh_init");
if ((err_buf = dlerror()) != NULL)
return err_buf;
tr_free_fp = (void (*)(struct tr_socket *)) dlsym(rtrlib, "tr_free");
tr_free_x = (void (*)(struct tr_socket *)) dlsym(rtrlib, "tr_free");
if ((err_buf = dlerror()) != NULL)
return err_buf;
rtr_mgr_stop_fp = (void (*)(struct rtr_mgr_config *config)) dlsym(rtrlib, "rtr_mgr_stop");
rtr_mgr_stop_x = (void (*)(struct rtr_mgr_config *config)) dlsym(rtrlib, "rtr_mgr_stop");
if ((err_buf = dlerror()) != NULL)
return err_buf;
rtr_mgr_free_fp = (void (*)(struct rtr_mgr_config *config)) dlsym(rtrlib, "rtr_mgr_free");
rtr_mgr_free_x = (void (*)(struct rtr_mgr_config *config)) dlsym(rtrlib, "rtr_mgr_free");
if ((err_buf = dlerror()) != NULL)
return err_buf;
@ -191,15 +191,17 @@ rtr_thread_status_hook(const struct rtr_mgr_group *group, enum rtr_mgr_status st
{
struct rpki_proto *p = data;
RPKI_CACHE_TRACE(p, socket, "[%s] %s", (*rtr_state_to_str_fp)(socket->state), rtr_socket_states[socket->state]);
switch (status)
{
case RTR_MGR_ERROR:
RPKI_CACHE_ERROR(p, socket, "%s", rtr_socket_states[socket->state]);
break;
case RTR_MGR_CLOSED:
break;
default:
RPKI_CACHE_TRACE(p, socket, "[%s] %s", rtr_state_to_str_x(socket->state), rtr_socket_states[socket->state]);
}
switch (status)
{
case RTR_MGR_CONNECTING:
proto_notify_state(&p->p, PS_START);
break;
@ -474,7 +476,7 @@ create_rtrlib_tcp_socket(struct rpki_cache *cache, pool *pool)
.port = cache->port
};
(*tr_tcp_init_fp)(&tcp_config, rtrlib_tcp->tr_socket);
tr_tcp_init_x(&tcp_config, rtrlib_tcp->tr_socket);
return rtrlib_tcp;
}
@ -492,7 +494,7 @@ create_rtrlib_ssh_socket(struct rpki_cache *cache, pool *pool)
.server_hostkey_path = cache->ssh->cache_public_key,
};
(*tr_ssh_init_fp)(&ssh_config, rtrlib_ssh->tr_socket);
tr_ssh_init_x(&ssh_config, rtrlib_ssh->tr_socket);
return rtrlib_ssh;
}
@ -569,9 +571,9 @@ rpki_start_rtrlib_mgr(struct rpki_proto *p, struct rpki_config *cf)
{
struct rtr_mgr_group_crate grouped_list = group_cache_list_by_preferences(p, &cf->cache_list, p->p.pool);
p->rtr_conf = (*rtr_mgr_init_fp)(grouped_list.groups, grouped_list.groups_len, 10, 30, &rtr_thread_update_hook, NULL, &rtr_thread_status_hook, p);
p->rtr_conf = rtr_mgr_init_x(grouped_list.groups, grouped_list.groups_len, 10, 30, &rtr_thread_update_hook, NULL, &rtr_mgr_thread_status_hook, p);
return (*rtr_mgr_start_fp)(p->rtr_conf);
return rtr_mgr_start_x(p->rtr_conf);
}
static int
@ -602,15 +604,15 @@ rpki_stop_and_free_rtrlib_mgr(struct rpki_proto *p)
{
RPKI_TRACE(p, "Stopping RTRLib Manager");
(*rtr_mgr_stop_fp)(p->rtr_conf);
(*rtr_mgr_free_fp)(p->rtr_conf);
rtr_mgr_stop_x(p->rtr_conf); /* this take long time */
rtr_mgr_free_x(p->rtr_conf);
struct rpki_cache *cache;
WALK_LIST(cache, p->cf->cache_list)
{
if (cache->rtrlib_sock)
{
(*tr_free_fp)(cache->rtrlib_sock->tr_socket);
tr_free_x(cache->rtrlib_sock->tr_socket);
mb_free(cache->rtrlib_sock->tr_socket);
mb_free(cache->rtrlib_sock);