Commit 59725dc2 authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
Browse files

[CCID3] Introduce ccid3_hc_[rt]x_sk() for overal consistency


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@mandriva.com>
parent b0e56780
......@@ -112,8 +112,7 @@ static const char *ccid3_tx_state_name(enum ccid3_hc_tx_states state)
static inline void ccid3_hc_tx_set_state(struct sock *sk,
enum ccid3_hc_tx_states state)
{
struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_tx_sock *hctx = dp->dccps_hc_tx_ccid_private;
struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
enum ccid3_hc_tx_states oldstate = hctx->ccid3hctx_state;
ccid3_pr_debug("%s(%p) %-8.8s -> %s\n",
......@@ -154,8 +153,7 @@ static inline void ccid3_calc_new_delta(struct ccid3_hc_tx_sock *hctx)
*/
static void ccid3_hc_tx_update_x(struct sock *sk)
{
struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_tx_sock *hctx = dp->dccps_hc_tx_ccid_private;
struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
/* To avoid large error in calcX */
if (hctx->ccid3hctx_p >= TFRC_SMALLEST_P) {
......@@ -184,9 +182,8 @@ static void ccid3_hc_tx_update_x(struct sock *sk)
static void ccid3_hc_tx_no_feedback_timer(unsigned long data)
{
struct sock *sk = (struct sock *)data;
struct dccp_sock *dp = dccp_sk(sk);
unsigned long next_tmout = 0;
struct ccid3_hc_tx_sock *hctx = dp->dccps_hc_tx_ccid_private;
struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
bh_lock_sock(sk);
if (sock_owned_by_user(sk)) {
......@@ -284,7 +281,7 @@ static int ccid3_hc_tx_send_packet(struct sock *sk,
struct sk_buff *skb, int len)
{
struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_tx_sock *hctx = dp->dccps_hc_tx_ccid_private;
struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
struct dccp_tx_hist_entry *new_packet;
struct timeval now;
long delay;
......@@ -370,8 +367,8 @@ out:
static void ccid3_hc_tx_packet_sent(struct sock *sk, int more, int len)
{
struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_tx_sock *hctx = dp->dccps_hc_tx_ccid_private;
const struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
struct timeval now;
BUG_ON(hctx == NULL);
......@@ -457,8 +454,8 @@ static void ccid3_hc_tx_packet_sent(struct sock *sk, int more, int len)
static void ccid3_hc_tx_packet_recv(struct sock *sk, struct sk_buff *skb)
{
struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_tx_sock *hctx = dp->dccps_hc_tx_ccid_private;
const struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
struct ccid3_options_received *opt_recv;
struct dccp_tx_hist_entry *packet;
struct timeval now;
......@@ -609,8 +606,7 @@ static void ccid3_hc_tx_packet_recv(struct sock *sk, struct sk_buff *skb)
static void ccid3_hc_tx_insert_options(struct sock *sk, struct sk_buff *skb)
{
const struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_tx_sock *hctx = dp->dccps_hc_tx_ccid_private;
struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
if (hctx == NULL || !(sk->sk_state == DCCP_OPEN ||
sk->sk_state == DCCP_PARTOPEN))
......@@ -624,8 +620,8 @@ static int ccid3_hc_tx_parse_options(struct sock *sk, unsigned char option,
unsigned char *value)
{
int rc = 0;
struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_tx_sock *hctx = dp->dccps_hc_tx_ccid_private;
const struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
struct ccid3_options_received *opt_recv;
if (hctx == NULL)
......@@ -688,11 +684,11 @@ static int ccid3_hc_tx_init(struct sock *sk)
ccid3_pr_debug("%s, sk=%p\n", dccp_role(sk), sk);
hctx = dp->dccps_hc_tx_ccid_private = kmalloc(sizeof(*hctx),
gfp_any());
if (hctx == NULL)
dp->dccps_hc_tx_ccid_private = kmalloc(sizeof(*hctx), gfp_any());
if (dp->dccps_hc_tx_ccid_private == NULL)
return -ENOMEM;
hctx = ccid3_hc_tx_sk(sk);
memset(hctx, 0, sizeof(*hctx));
if (dp->dccps_packet_size >= TFRC_MIN_PACKET_SIZE &&
......@@ -714,7 +710,7 @@ static int ccid3_hc_tx_init(struct sock *sk)
static void ccid3_hc_tx_exit(struct sock *sk)
{
struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_tx_sock *hctx = dp->dccps_hc_tx_ccid_private;
struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
ccid3_pr_debug("%s, sk=%p\n", dccp_role(sk), sk);
BUG_ON(hctx == NULL);
......@@ -756,8 +752,7 @@ static const char *ccid3_rx_state_name(enum ccid3_hc_rx_states state)
static inline void ccid3_hc_rx_set_state(struct sock *sk,
enum ccid3_hc_rx_states state)
{
struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_rx_sock *hcrx = dp->dccps_hc_rx_ccid_private;
struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
enum ccid3_hc_rx_states oldstate = hcrx->ccid3hcrx_state;
ccid3_pr_debug("%s(%p) %-8.8s -> %s\n",
......@@ -769,8 +764,8 @@ static inline void ccid3_hc_rx_set_state(struct sock *sk,
static void ccid3_hc_rx_send_feedback(struct sock *sk)
{
struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_rx_sock *hcrx = dp->dccps_hc_rx_ccid_private;
struct dccp_rx_hist_entry *packet;
struct timeval now;
......@@ -822,9 +817,8 @@ static void ccid3_hc_rx_send_feedback(struct sock *sk)
static void ccid3_hc_rx_insert_options(struct sock *sk, struct sk_buff *skb)
{
const struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
u32 x_recv, pinv;
struct ccid3_hc_rx_sock *hcrx = dp->dccps_hc_rx_ccid_private;
if (hcrx == NULL || !(sk->sk_state == DCCP_OPEN ||
sk->sk_state == DCCP_PARTOPEN))
......@@ -853,8 +847,7 @@ static void ccid3_hc_rx_insert_options(struct sock *sk, struct sk_buff *skb)
static u32 ccid3_hc_rx_calc_first_li(struct sock *sk)
{
struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_rx_sock *hcrx = dp->dccps_hc_rx_ccid_private;
struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
struct dccp_rx_hist_entry *entry, *next, *tail = NULL;
u32 rtt, delta, x_recv, fval, p, tmp2;
struct timeval tstamp = { 0, };
......@@ -926,8 +919,7 @@ found:
static void ccid3_hc_rx_update_li(struct sock *sk, u64 seq_loss, u8 win_loss)
{
struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_rx_sock *hcrx = dp->dccps_hc_rx_ccid_private;
struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
if (seq_loss != DCCP_MAX_SEQNO + 1 &&
list_empty(&hcrx->ccid3hcrx_li_hist)) {
......@@ -945,8 +937,7 @@ static void ccid3_hc_rx_update_li(struct sock *sk, u64 seq_loss, u8 win_loss)
static void ccid3_hc_rx_detect_loss(struct sock *sk)
{
struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_rx_sock *hcrx = dp->dccps_hc_rx_ccid_private;
struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
u8 win_loss;
const u64 seq_loss = dccp_rx_hist_detect_loss(&hcrx->ccid3hcrx_hist,
&hcrx->ccid3hcrx_li_hist,
......@@ -957,8 +948,7 @@ static void ccid3_hc_rx_detect_loss(struct sock *sk)
static void ccid3_hc_rx_packet_recv(struct sock *sk, struct sk_buff *skb)
{
struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_rx_sock *hcrx = dp->dccps_hc_rx_ccid_private;
struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
const struct dccp_options_received *opt_recv;
struct dccp_rx_hist_entry *packet;
struct timeval now;
......@@ -972,7 +962,7 @@ static void ccid3_hc_rx_packet_recv(struct sock *sk, struct sk_buff *skb)
BUG_ON(!(hcrx->ccid3hcrx_state == TFRC_RSTATE_NO_DATA ||
hcrx->ccid3hcrx_state == TFRC_RSTATE_DATA));
opt_recv = &dp->dccps_options_received;
opt_recv = &dccp_sk(sk)->dccps_options_received;
switch (DCCP_SKB_CB(skb)->dccpd_type) {
case DCCP_PKT_ACK:
......@@ -1085,11 +1075,11 @@ static int ccid3_hc_rx_init(struct sock *sk)
ccid3_pr_debug("%s, sk=%p\n", dccp_role(sk), sk);
hcrx = dp->dccps_hc_rx_ccid_private = kmalloc(sizeof(*hcrx),
gfp_any());
if (hcrx == NULL)
dp->dccps_hc_rx_ccid_private = kmalloc(sizeof(*hcrx), gfp_any());
if (dp->dccps_hc_rx_ccid_private == NULL)
return -ENOMEM;
hcrx = ccid3_hc_rx_sk(sk);
memset(hcrx, 0, sizeof(*hcrx));
if (dp->dccps_packet_size >= TFRC_MIN_PACKET_SIZE &&
......@@ -1109,8 +1099,8 @@ static int ccid3_hc_rx_init(struct sock *sk)
static void ccid3_hc_rx_exit(struct sock *sk)
{
struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
struct dccp_sock *dp = dccp_sk(sk);
struct ccid3_hc_rx_sock *hcrx = dp->dccps_hc_rx_ccid_private;
ccid3_pr_debug("%s, sk=%p\n", dccp_role(sk), sk);
......@@ -1131,8 +1121,7 @@ static void ccid3_hc_rx_exit(struct sock *sk)
static void ccid3_hc_rx_get_info(struct sock *sk, struct tcp_info *info)
{
const struct dccp_sock *dp = dccp_sk(sk);
const struct ccid3_hc_rx_sock *hcrx = dp->dccps_hc_rx_ccid_private;
const struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
if (hcrx == NULL)
return;
......@@ -1144,8 +1133,7 @@ static void ccid3_hc_rx_get_info(struct sock *sk, struct tcp_info *info)
static void ccid3_hc_tx_get_info(struct sock *sk, struct tcp_info *info)
{
const struct dccp_sock *dp = dccp_sk(sk);
const struct ccid3_hc_tx_sock *hctx = dp->dccps_hc_tx_ccid_private;
const struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
if (hctx == NULL)
return;
......
......@@ -128,10 +128,14 @@ struct ccid3_hc_rx_sock {
u32 ccid3hcrx_x_recv;
};
#define ccid3_hc_tx_field(s,field) (s->dccps_hc_tx_ccid_private == NULL ? 0 : \
((struct ccid3_hc_tx_sock *)s->dccps_hc_tx_ccid_private)->ccid3hctx_##field)
static inline struct ccid3_hc_tx_sock *ccid3_hc_tx_sk(const struct sock *sk)
{
return dccp_sk(sk)->dccps_hc_tx_ccid_private;
}
#define ccid3_hc_rx_field(s,field) (s->dccps_hc_rx_ccid_private == NULL ? 0 : \
((struct ccid3_hc_rx_sock *)s->dccps_hc_rx_ccid_private)->ccid3hcrx_##field)
static inline struct ccid3_hc_rx_sock *ccid3_hc_rx_sk(const struct sock *sk)
{
return dccp_sk(sk)->dccps_hc_rx_ccid_private;
}
#endif /* _DCCP_CCID3_H_ */
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