[TFRC_CCIDS] Share ccid3_hc_tx_parse_options function and rename it to the new
naming schema
Signed-off-by: Leandro Melo de Sales <[EMAIL PROTECTED]>
Index: ccid4.latest/net/dccp/ccids/ccid3.c
===================================================================
--- ccid4.latest.orig/net/dccp/ccids/ccid3.c
+++ ccid4.latest/net/dccp/ccids/ccid3.c
@@ -427,68 +427,6 @@ done_computing_x:
"(%luus)\n", usecs_to_jiffies(t_nfb), t_nfb);
}
-static int ccid3_hc_tx_parse_options(struct sock *sk, unsigned char option,
- unsigned char len, u16 idx,
- unsigned char *value)
-{
- int rc = 0;
- const struct dccp_sock *dp = dccp_sk(sk);
- struct tfrc_hc_tx_sock *hctx = tfrc_hc_tx_sk(sk);
- struct tfrc_options_received *opt_recv;
- __be32 opt_val;
-
- opt_recv = &hctx->tfrchctx_options_received;
-
- if (opt_recv->tfrcor_seqno != dp->dccps_gsr) {
- opt_recv->tfrcor_seqno = dp->dccps_gsr;
- opt_recv->tfrcor_loss_event_rate = ~0;
- opt_recv->tfrcor_loss_intervals_idx = 0;
- opt_recv->tfrcor_loss_intervals_len = 0;
- opt_recv->tfrcor_receive_rate = 0;
- }
-
- switch (option) {
- case TFRC_OPT_LOSS_EVENT_RATE:
- if (unlikely(len != 4)) {
- DCCP_WARN("%s(%p), invalid len %d "
- "for TFRC_OPT_LOSS_EVENT_RATE\n",
- dccp_role(sk), sk, len);
- rc = -EINVAL;
- } else {
- opt_val = get_unaligned((__be32 *)value);
- opt_recv->tfrcor_loss_event_rate = ntohl(opt_val);
- ccid3_pr_debug("%s(%p), LOSS_EVENT_RATE=%u\n",
- dccp_role(sk), sk,
- opt_recv->tfrcor_loss_event_rate);
- }
- break;
- case TFRC_OPT_LOSS_INTERVALS:
- opt_recv->tfrcor_loss_intervals_idx = idx;
- opt_recv->tfrcor_loss_intervals_len = len;
- ccid3_pr_debug("%s(%p), LOSS_INTERVALS=(%u, %u)\n",
- dccp_role(sk), sk,
- opt_recv->tfrcor_loss_intervals_idx,
- opt_recv->tfrcor_loss_intervals_len);
- break;
- case TFRC_OPT_RECEIVE_RATE:
- if (unlikely(len != 4)) {
- DCCP_WARN("%s(%p), invalid len %d "
- "for TFRC_OPT_RECEIVE_RATE\n",
- dccp_role(sk), sk, len);
- rc = -EINVAL;
- } else {
- opt_val = get_unaligned((__be32 *)value);
- opt_recv->tfrcor_receive_rate = ntohl(opt_val);
- ccid3_pr_debug("%s(%p), RECEIVE_RATE=%u\n",
- dccp_role(sk), sk,
- opt_recv->tfrcor_receive_rate);
- }
- break;
- }
-
- return rc;
-}
-
static int ccid3_hc_tx_init(struct ccid *ccid, struct sock *sk)
{
struct tfrc_hc_tx_sock *hctx = ccid_priv(ccid);
@@ -823,7 +761,7 @@ static struct ccid_operations ccid3 = {
.ccid_hc_tx_send_packet = ccid3_hc_tx_send_packet,
.ccid_hc_tx_packet_sent = ccid3_hc_tx_packet_sent,
.ccid_hc_tx_packet_recv = ccid3_hc_tx_packet_recv,
- .ccid_hc_tx_parse_options = ccid3_hc_tx_parse_options,
+ .ccid_hc_tx_parse_options = tfrc_tx_parse_options,
.ccid_hc_rx_obj_size = sizeof(struct tfrc_hc_rx_sock),
.ccid_hc_rx_init = ccid3_hc_rx_init,
.ccid_hc_rx_exit = ccid3_hc_rx_exit,
Index: ccid4.latest/net/dccp/ccids/ccid4.c
===================================================================
--- ccid4.latest.orig/net/dccp/ccids/ccid4.c
+++ ccid4.latest/net/dccp/ccids/ccid4.c
@@ -454,71 +454,6 @@ done_computing_x:
"(%luus)\n", usecs_to_jiffies(t_nfb), t_nfb);
}
-static int ccid4_hc_tx_parse_options(struct sock *sk, unsigned char option,
- unsigned char len, u16 idx,
- unsigned char *value)
-{
- int rc = 0;
- const struct dccp_sock *dp = dccp_sk(sk);
- struct tfrc_hc_tx_sock *hctx = tfrc_hc_tx_sk(sk);
- struct tfrc_options_received *opt_recv;
- u32 opt_val;
-
- opt_recv = &hctx->tfrchctx_options_received;
-
- if (opt_recv->tfrcor_seqno != dp->dccps_gsr) {
- opt_recv->tfrcor_seqno = dp->dccps_gsr;
- opt_recv->tfrcor_loss_event_rate = ~0;
- opt_recv->tfrcor_loss_intervals_idx = 0;
- opt_recv->tfrcor_loss_intervals_len = 0;
- opt_recv->tfrcor_receive_rate = 0;
- }
-
- switch (option) {
- case TFRC_OPT_LOSS_EVENT_RATE:
- if (unlikely(len != 4)) {
- DCCP_WARN("%s(%p), invalid len %d "
- "for TFRC_OPT_LOSS_EVENT_RATE\n",
- dccp_role(sk), sk, len);
- rc = -EINVAL;
- } else {
- opt_val = get_unaligned((u32 *)value);
- opt_recv->tfrcor_loss_event_rate = ntohl(opt_val);
- ccid4_pr_debug("%s(%p), LOSS_EVENT_RATE=%u\n",
- dccp_role(sk), sk,
- opt_recv->tfrcor_loss_event_rate);
- }
- break;
- case TFRC_OPT_LOSS_INTERVALS:
- opt_recv->tfrcor_loss_intervals_idx = idx;
- opt_recv->tfrcor_loss_intervals_len = len;
- ccid4_pr_debug("%s(%p), LOSS_INTERVALS=(%u, %u)\n",
- dccp_role(sk), sk,
- opt_recv->tfrcor_loss_intervals_idx,
- opt_recv->tfrcor_loss_intervals_len);
- break;
- case TFRC_OPT_RECEIVE_RATE:
- if (unlikely(len != 4)) {
- DCCP_WARN("%s(%p), invalid len %d "
- "for TFRC_OPT_RECEIVE_RATE\n",
- dccp_role(sk), sk, len);
- rc = -EINVAL;
- } else {
- opt_val = get_unaligned((u32 *)value);
- opt_recv->tfrcor_receive_rate = ntohl(opt_val);
- ccid4_pr_debug("%s(%p), RECEIVE_RATE=%u\n",
- dccp_role(sk), sk,
- opt_recv->tfrcor_receive_rate);
- }
- break;
- case TFRC_OPT_DROPPED_PACKETS:
- /* FIXME: Implement this sock option according to ccid-4 draft
*/
- break;
- }
-
- return rc;
-}
-
static int ccid4_hc_tx_init(struct ccid *ccid, struct sock *sk)
{
struct tfrc_hc_tx_sock *hctx = ccid_priv(ccid);
@@ -850,7 +785,7 @@ static struct ccid_operations ccid4 = {
.ccid_hc_tx_send_packet = ccid4_hc_tx_send_packet,
.ccid_hc_tx_packet_sent = ccid4_hc_tx_packet_sent,
.ccid_hc_tx_packet_recv = ccid4_hc_tx_packet_recv,
- .ccid_hc_tx_parse_options = ccid4_hc_tx_parse_options,
+ .ccid_hc_tx_parse_options = tfrc_tx_parse_options,
.ccid_hc_rx_obj_size = sizeof(struct tfrc_hc_rx_sock),
.ccid_hc_rx_init = ccid4_hc_rx_init,
.ccid_hc_rx_exit = ccid4_hc_rx_exit,
Index: ccid4.latest/net/dccp/ccids/lib/tfrc_ccids.c
===================================================================
--- ccid4.latest.orig/net/dccp/ccids/lib/tfrc_ccids.c
+++ ccid4.latest/net/dccp/ccids/lib/tfrc_ccids.c
@@ -63,3 +63,70 @@ inline void tfrc_hc_tx_update_win_count(
}
EXPORT_SYMBOL_GPL(tfrc_hc_tx_update_win_count);
+
+int tfrc_tx_parse_options(struct sock *sk, unsigned char option,
+ unsigned char len, u16 idx,
+ unsigned char *value)
+{
+ int rc = 0;
+ const struct dccp_sock *dp = dccp_sk(sk);
+ struct tfrc_hc_tx_sock *hctx = tfrc_hc_tx_sk(sk);
+ struct tfrc_options_received *opt_recv;
+ u32 opt_val;
+
+ opt_recv = &hctx->ttx_options_received;
+
+ if (opt_recv->tfrcor_seqno != dp->dccps_gsr) {
+ opt_recv->tfrcor_seqno = dp->dccps_gsr;
+ opt_recv->tfrcor_loss_event_rate = ~0;
+ opt_recv->tfrcor_loss_intervals_idx = 0;
+ opt_recv->tfrcor_loss_intervals_len = 0;
+ opt_recv->tfrcor_receive_rate = 0;
+ }
+
+ switch (option) {
+ case TFRC_OPT_LOSS_EVENT_RATE:
+ if (unlikely(len != 4)) {
+ DCCP_WARN("%s(%p), invalid len %d "
+ "for TFRC_OPT_LOSS_EVENT_RATE\n",
+ dccp_role(sk), sk, len);
+ rc = -EINVAL;
+ } else {
+ opt_val = get_unaligned((u32 *)value);
+ opt_recv->tfrcor_loss_event_rate = ntohl(opt_val);
+ /*ccid4_pr_debug("%s(%p), LOSS_EVENT_RATE=%u\n",
+ dccp_role(sk), sk,
+ opt_recv->tfrcor_loss_event_rate);*/
+ }
+ break;
+ case TFRC_OPT_LOSS_INTERVALS:
+ opt_recv->tfrcor_loss_intervals_idx = idx;
+ opt_recv->tfrcor_loss_intervals_len = len;
+ /*ccid4_pr_debug("%s(%p), LOSS_INTERVALS=(%u, %u)\n",
+ dccp_role(sk), sk,
+ opt_recv->tfrcor_loss_intervals_idx,
+ opt_recv->tfrcor_loss_intervals_len);*/
+ break;
+ case TFRC_OPT_RECEIVE_RATE:
+ if (unlikely(len != 4)) {
+ DCCP_WARN("%s(%p), invalid len %d "
+ "for TFRC_OPT_RECEIVE_RATE\n",
+ dccp_role(sk), sk, len);
+ rc = -EINVAL;
+ } else {
+ opt_val = get_unaligned((u32 *)value);
+ opt_recv->tfrcor_receive_rate = ntohl(opt_val);
+ /*ccid4_pr_debug("%s(%p), RECEIVE_RATE=%u\n",
+ dccp_role(sk), sk,
+ opt_recv->tfrcor_receive_rate);*/
+ }
+ break;
+ case TFRC_OPT_DROPPED_PACKETS:
+ /* FIXME: Implement this sock option according to ccid-4 draft
*/
+ break;
+ }
+
+ return rc;
+}
+
+EXPORT_SYMBOL_GPL(tfrc_tx_parse_options);
Index: ccid4.latest/net/dccp/ccids/lib/tfrc_ccids.h
===================================================================
--- ccid4.latest.orig/net/dccp/ccids/lib/tfrc_ccids.h
+++ ccid4.latest/net/dccp/ccids/lib/tfrc_ccids.h
@@ -193,3 +193,6 @@ extern u32 tfrc_hc_tx_idle_rtt(struct tf
extern void tfrc_hc_tx_update_win_count(struct tfrc_hc_tx_sock *hctx,
ktime_t now);
+
+extern int tfrc_tx_parse_options(struct sock *sk, unsigned char option,
+ unsigned char len, u16 idx, unsigned char *value);
-
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