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Introduce new configuration for SCTP streams

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SCTP initmsg
 - Number of output streams : configured(default:30)
 - Maximum input streams : 65535
 - Maximum attempts : 4
 - Maximum initial timeout : 8 seconds
This commit is contained in:
Sukchan Lee
2018-05-09 22:11:25 +09:00
parent 3148d4cd67
commit e18467889c
9 changed files with 86 additions and 6 deletions
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2
lib/core/include/core_network.h
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@@ -194,6 +194,8 @@ CORE_DECLARE(status_t) tcp_client(sock_id *new, c_sockaddr_t *sa_list);
/*
* SCTP Socket
*/
CORE_DECLARE(void) sctp_set_num_ostreams(int sctp_streams);
CORE_DECLARE(status_t) sctp_socket(sock_id *new, int family, int type);
CORE_DECLARE(status_t) sctp_server(sock_id *new,
int type, c_sockaddr_t *sa_list);

17
lib/core/src/unix/sctp.c
View File

@@ -12,8 +12,16 @@ static status_t set_paddrparams(sock_id id, c_uint32_t spp_hbinterval);
static status_t set_rtoinfo(sock_id id,
c_uint32_t srto_initial, c_uint32_t srto_min, c_uint32_t srto_max);
static status_t set_initmsg(sock_id id,
c_uint32_t sinit_num_ostreams, c_uint32_t sinit_max_instreams,
c_uint32_t sinit_max_attempts, c_uint32_t sinit_max_init_timeo);
static int sctp_num_ostreams = -1;
void sctp_set_num_ostreams(int sctp_streams)
{
sctp_num_ostreams = sctp_streams;
}
status_t sctp_socket(sock_id *new, int family, int type)
{
status_t rv;
@@ -41,10 +49,11 @@ status_t sctp_socket(sock_id *new, int family, int type)
/*
* INITMSG
*
* max number of input streams : 65535
* max attemtps : 4
* max initial timeout : 8 secs
*/
rv = set_initmsg(*new, 4, 8000);
rv = set_initmsg(*new, sctp_num_ostreams, 65535, 4, 8000);
d_assert(rv == CORE_OK, return CORE_ERROR,);
return CORE_OK;
@@ -394,6 +403,7 @@ static status_t set_rtoinfo(sock_id id,
}
static status_t set_initmsg(sock_id id,
c_uint32_t sinit_num_ostreams, c_uint32_t sinit_max_instreams,
c_uint32_t sinit_max_attempts, c_uint32_t sinit_max_init_timeo)
{
sock_t *sock = (sock_t *)id;
@@ -401,7 +411,8 @@ static status_t set_initmsg(sock_id id,
socklen_t socklen;
d_assert(id, return CORE_ERROR,);
d_assert(sinit_num_ostreams > 1, return CORE_ERROR,
"Invalid SCTP number of output streams = %d\n", sctp_num_ostreams);
memset(&initmsg, 0, sizeof(initmsg));
socklen = sizeof(initmsg);
@@ -419,6 +430,8 @@ static status_t set_initmsg(sock_id id,
initmsg.sinit_max_attempts,
initmsg.sinit_max_init_timeo);
initmsg.sinit_num_ostreams = sinit_num_ostreams;
initmsg.sinit_max_instreams = sinit_max_instreams;
initmsg.sinit_max_attempts = sinit_max_attempts;
initmsg.sinit_max_init_timeo = sinit_max_init_timeo;