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-rw-r--r--src/ipcpd/broadcast/main.c3
-rw-r--r--src/ipcpd/eth/eth.c111
-rw-r--r--src/ipcpd/ipcp.c53
-rw-r--r--src/ipcpd/ipcp.h25
-rw-r--r--src/ipcpd/local/main.c20
-rw-r--r--src/ipcpd/udp/main.c68
-rw-r--r--src/ipcpd/unicast/fa.c50
-rw-r--r--src/ipcpd/unicast/fa.h18
8 files changed, 169 insertions, 179 deletions
diff --git a/src/ipcpd/broadcast/main.c b/src/ipcpd/broadcast/main.c
index d2cbed6f..f51fc629 100644
--- a/src/ipcpd/broadcast/main.c
+++ b/src/ipcpd/broadcast/main.c
@@ -212,6 +212,7 @@ static int broadcast_ipcp_join(int fd,
{
struct conn conn;
time_t mpl = IPCP_BROADCAST_MPL;
+ buffer_t data = {NULL, 0};
(void) qs;
@@ -226,7 +227,7 @@ static int broadcast_ipcp_join(int fd,
notifier_event(NOTIFY_DT_CONN_ADD, &conn);
- ipcp_flow_alloc_reply(fd, 0, mpl, NULL, 0);
+ ipcp_flow_alloc_reply(fd, 0, mpl, &data);
return 0;
}
diff --git a/src/ipcpd/eth/eth.c b/src/ipcpd/eth/eth.c
index c0aaf711..ea6e0f1c 100644
--- a/src/ipcpd/eth/eth.c
+++ b/src/ipcpd/eth/eth.c
@@ -455,16 +455,15 @@ static int eth_ipcp_send_frame(const uint8_t * dst_addr,
return 0;
}
-static int eth_ipcp_alloc(const uint8_t * dst_addr,
+static int eth_ipcp_alloc(const uint8_t * dst_addr,
#if defined(BUILD_ETH_DIX)
- uint16_t eid,
+ uint16_t eid,
#elif defined(BUILD_ETH_LLC)
- uint8_t ssap,
+ uint8_t ssap,
#endif
- const uint8_t * hash,
- qosspec_t qs,
- const void * data,
- size_t dlen)
+ const uint8_t * hash,
+ qosspec_t qs,
+ const buffer_t * data)
{
uint8_t * buf;
struct mgmt_msg * msg;
@@ -473,7 +472,7 @@ static int eth_ipcp_alloc(const uint8_t * dst_addr,
len = sizeof(*msg) + ipcp_dir_hash_len();
- buf = malloc(len + ETH_HEADER_TOT_SIZE + dlen);
+ buf = malloc(len + ETH_HEADER_TOT_SIZE + data->len);
if (buf == NULL)
return -1;
@@ -496,8 +495,8 @@ static int eth_ipcp_alloc(const uint8_t * dst_addr,
msg->timeout = hton32(qs.timeout);
memcpy(msg + 1, hash, ipcp_dir_hash_len());
- if (dlen > 0)
- memcpy(buf + len + ETH_HEADER_TOT_SIZE, data, dlen);
+ if (data->len > 0)
+ memcpy(buf + len + ETH_HEADER_TOT_SIZE, data->data, data->len);
ret = eth_ipcp_send_frame(dst_addr,
#if defined(BUILD_ETH_DIX)
@@ -506,28 +505,27 @@ static int eth_ipcp_alloc(const uint8_t * dst_addr,
reverse_bits(MGMT_SAP),
reverse_bits(MGMT_SAP),
#endif
- buf, len + dlen);
+ buf, len + data->len);
free(buf);
return ret;
}
-static int eth_ipcp_alloc_resp(uint8_t * dst_addr,
+static int eth_ipcp_alloc_resp(uint8_t * dst_addr,
#if defined(BUILD_ETH_DIX)
- uint16_t seid,
- uint16_t deid,
+ uint16_t seid,
+ uint16_t deid,
#elif defined(BUILD_ETH_LLC)
- uint8_t ssap,
- uint8_t dsap,
+ uint8_t ssap,
+ uint8_t dsap,
#endif
- int response,
- const void * data,
- size_t len)
+ int response,
+ const buffer_t * data)
{
struct mgmt_msg * msg;
uint8_t * buf;
- buf = malloc(sizeof(*msg) + ETH_HEADER_TOT_SIZE + len);
+ buf = malloc(sizeof(*msg) + ETH_HEADER_TOT_SIZE + data->len);
if (buf == NULL)
return -1;
@@ -543,8 +541,8 @@ static int eth_ipcp_alloc_resp(uint8_t * dst_addr,
#endif
msg->response = response;
- if (len > 0)
- memcpy(msg + 1, data, len);
+ if (data->len > 0)
+ memcpy(msg + 1, data->data, data->len);
if (eth_ipcp_send_frame(dst_addr,
#if defined(BUILD_ETH_DIX)
@@ -553,7 +551,7 @@ static int eth_ipcp_alloc_resp(uint8_t * dst_addr,
reverse_bits(MGMT_SAP),
reverse_bits(MGMT_SAP),
#endif
- buf, sizeof(*msg) + len)) {
+ buf, sizeof(*msg) + data->len)) {
free(buf);
return -1;
}
@@ -563,20 +561,19 @@ static int eth_ipcp_alloc_resp(uint8_t * dst_addr,
return 0;
}
-static int eth_ipcp_req(uint8_t * r_addr,
+static int eth_ipcp_req(uint8_t * r_addr,
#if defined(BUILD_ETH_DIX)
- uint16_t r_eid,
+ uint16_t r_eid,
#elif defined(BUILD_ETH_LLC)
- uint8_t r_sap,
+ uint8_t r_sap,
#endif
- const uint8_t * dst,
- qosspec_t qs,
- const void * data,
- size_t len)
+ const uint8_t * dst,
+ qosspec_t qs,
+ const buffer_t * data)
{
int fd;
- fd = ipcp_wait_flow_req_arr(dst, qs, IPCP_ETH_MPL, data, len);
+ fd = ipcp_wait_flow_req_arr(dst, qs, IPCP_ETH_MPL, data);
if (fd < 0) {
log_err("Could not get new flow from IRMd.");
return -1;
@@ -600,17 +597,16 @@ static int eth_ipcp_req(uint8_t * r_addr,
return 0;
}
-static int eth_ipcp_alloc_reply(uint8_t * r_addr,
+static int eth_ipcp_alloc_reply(uint8_t * r_addr,
#if defined(BUILD_ETH_DIX)
- uint16_t seid,
- uint16_t deid,
+ uint16_t seid,
+ uint16_t deid,
#elif defined(BUILD_ETH_LLC)
- uint8_t ssap,
- int dsap,
+ uint8_t ssap,
+ int dsap,
#endif
- int response,
- const void * data,
- size_t len)
+ int response,
+ const buffer_t * data)
{
int ret = 0;
int fd = -1;
@@ -649,7 +645,7 @@ static int eth_ipcp_alloc_reply(uint8_t * r_addr,
#elif defined(BUILD_ETH_LLC)
log_dbg("Flow reply, fd %d, SSAP %d, DSAP %d.", fd, ssap, dsap);
#endif
- if ((ret = ipcp_flow_alloc_reply(fd, response, mpl, data, len)) < 0) {
+ if ((ret = ipcp_flow_alloc_reply(fd, response, mpl, data)) < 0) {
log_err("Failed to reply to flow allocation.");
return -1;
}
@@ -716,6 +712,7 @@ static int eth_ipcp_mgmt_frame(const uint8_t * buf,
struct mgmt_msg * msg;
size_t msg_len;
qosspec_t qs;
+ buffer_t data;
msg = (struct mgmt_msg *) buf;
@@ -735,6 +732,9 @@ static int eth_ipcp_mgmt_frame(const uint8_t * buf,
qs.cypher_s = ntoh16(msg->cypher_s);
qs.timeout = ntoh32(msg->timeout);
+ data.data = (uint8_t *) buf + msg_len;
+ data.len = len - msg_len;
+
if (shim_data_reg_has(eth_data.shim_data,
buf + sizeof(*msg))) {
eth_ipcp_req(r_addr,
@@ -745,13 +745,15 @@ static int eth_ipcp_mgmt_frame(const uint8_t * buf,
#endif
buf + sizeof(*msg),
qs,
- buf + msg_len,
- len - msg_len);
+ &data);
}
break;
case FLOW_REPLY:
assert(len >= sizeof(*msg));
+ data.data = (uint8_t *) buf + sizeof(*msg);
+ data.len = len - sizeof(*msg);
+
eth_ipcp_alloc_reply(r_addr,
#if defined(BUILD_ETH_DIX)
ntohs(msg->seid),
@@ -761,8 +763,7 @@ static int eth_ipcp_mgmt_frame(const uint8_t * buf,
msg->dsap,
#endif
msg->response,
- buf + sizeof(*msg),
- len - sizeof(*msg));
+ &data);
break;
case NAME_QUERY_REQ:
eth_ipcp_name_query_req(buf + sizeof(*msg), r_addr);
@@ -1589,11 +1590,10 @@ static int eth_ipcp_query(const uint8_t * hash)
return ret;
}
-static int eth_ipcp_flow_alloc(int fd,
- const uint8_t * hash,
- qosspec_t qs,
- const void * data,
- size_t len)
+static int eth_ipcp_flow_alloc(int fd,
+ const uint8_t * hash,
+ qosspec_t qs,
+ const buffer_t * data)
{
#ifdef BUILD_ETH_LLC
uint8_t ssap = 0;
@@ -1634,8 +1634,7 @@ static int eth_ipcp_flow_alloc(int fd,
#endif
hash,
qs,
- data,
- len) < 0) {
+ data) < 0) {
#ifdef BUILD_ETH_LLC
pthread_rwlock_wrlock(&eth_data.flows_lock);
bmp_release(eth_data.saps, eth_data.fd_to_ef[fd].sap);
@@ -1654,10 +1653,9 @@ static int eth_ipcp_flow_alloc(int fd,
return 0;
}
-static int eth_ipcp_flow_alloc_resp(int fd,
- int response,
- const void * data,
- size_t len)
+static int eth_ipcp_flow_alloc_resp(int fd,
+ int response,
+ const buffer_t * data)
{
#if defined(BUILD_ETH_DIX)
uint16_t r_eid;
@@ -1698,8 +1696,7 @@ static int eth_ipcp_flow_alloc_resp(int fd,
ssap, r_sap,
#endif
response,
- data,
- len) < 0) {
+ data) < 0) {
#ifdef BUILD_ETH_LLC
pthread_rwlock_wrlock(&eth_data.flows_lock);
bmp_release(eth_data.saps, eth_data.fd_to_ef[fd].sap);
diff --git a/src/ipcpd/ipcp.c b/src/ipcpd/ipcp.c
index 0215cdaa..966c4920 100644
--- a/src/ipcpd/ipcp.c
+++ b/src/ipcpd/ipcp.c
@@ -261,15 +261,18 @@ static void * acceptloop(void * o)
return (void *) 0;
}
-int ipcp_wait_flow_req_arr(const uint8_t * dst,
- qosspec_t qs,
- time_t mpl,
- const void * data,
- size_t len)
+int ipcp_wait_flow_req_arr(const uint8_t * dst,
+ qosspec_t qs,
+ time_t mpl,
+ const buffer_t * data)
{
struct timespec ts = TIMESPEC_INIT_MS(ALLOC_TIMEOUT);
struct timespec abstime;
int fd;
+ buffer_t hash;
+
+ hash.data = (uint8_t *) dst;
+ hash.len = ipcp_dir_hash_len();
clock_gettime(PTHREAD_COND_CLOCK, &abstime);
@@ -290,7 +293,7 @@ int ipcp_wait_flow_req_arr(const uint8_t * dst,
assert(ipcpi.alloc_id == -1);
- fd = ipcp_flow_req_arr(dst, ipcp_dir_hash_len(), qs, mpl, data, len);
+ fd = ipcp_flow_req_arr(&hash, qs, mpl, data);
if (fd < 0) {
pthread_mutex_unlock(&ipcpi.alloc_lock);
log_err("Failed to get fd for flow.");
@@ -492,13 +495,12 @@ static void do_query(const uint8_t * hash,
ret_msg->result = ipcpi.ops->ipcp_query(hash);
}
-static void do_flow_alloc(pid_t pid,
- int flow_id,
- uint8_t * dst,
- qosspec_t qs,
- void * data,
- size_t len,
- ipcp_msg_t * ret_msg)
+static void do_flow_alloc(pid_t pid,
+ int flow_id,
+ uint8_t * dst,
+ qosspec_t qs,
+ const buffer_t * data,
+ ipcp_msg_t * ret_msg)
{
int fd;
@@ -525,7 +527,7 @@ static void do_flow_alloc(pid_t pid,
goto finish;
}
- ret_msg->result = ipcpi.ops->ipcp_flow_alloc(fd, dst, qs, data, len);
+ ret_msg->result = ipcpi.ops->ipcp_flow_alloc(fd, dst, qs, data);
finish:
log_info("Finished allocating flow %d to " HASH_FMT32 ": %d.",
flow_id, HASH_VAL32(dst), ret_msg->result);
@@ -566,11 +568,10 @@ static void do_flow_join(pid_t pid,
log_info("Finished joining layer " HASH_FMT32 ".", HASH_VAL32(dst));
}
-static void do_flow_alloc_resp(int resp,
- int flow_id,
- const void * data,
- size_t len,
- ipcp_msg_t * ret_msg)
+static void do_flow_alloc_resp(int resp,
+ int flow_id,
+ const buffer_t * data,
+ ipcp_msg_t * ret_msg)
{
int fd = -1;
@@ -597,7 +598,7 @@ static void do_flow_alloc_resp(int resp,
}
}
- ret_msg->result = ipcpi.ops->ipcp_flow_alloc_resp(fd, resp, data, len);
+ ret_msg->result = ipcpi.ops->ipcp_flow_alloc_resp(fd, resp, data);
finish:
log_info("Finished responding to allocation request: %d",
ret_msg->result);
@@ -648,6 +649,7 @@ static void * mainloop(void * o)
ipcp_msg_t ret_msg = IPCP_MSG__INIT;
qosspec_t qs;
struct cmd * cmd;
+ buffer_t data;
ret_msg.code = IPCP_MSG_CODE__IPCP_REPLY;
@@ -710,11 +712,12 @@ static void * mainloop(void * o)
assert(msg->hash.len == ipcp_dir_hash_len());
assert(msg->pk.len > 0 ? msg->pk.data != NULL
: msg->pk.data == NULL);
+ data.len = msg->pk.len;
+ data.data = msg->pk.data;
qs = qos_spec_msg_to_s(msg->qosspec);
do_flow_alloc(msg->pid, msg->flow_id,
msg->hash.data, qs,
- msg->pk.data, msg->pk.len,
- &ret_msg);
+ &data, &ret_msg);
break;
case IPCP_MSG_CODE__IPCP_FLOW_JOIN:
assert(msg->hash.len == ipcp_dir_hash_len());
@@ -725,10 +728,10 @@ static void * mainloop(void * o)
case IPCP_MSG_CODE__IPCP_FLOW_ALLOC_RESP:
assert(msg->pk.len > 0 ? msg->pk.data != NULL
: msg->pk.data == NULL);
-
+ data.len = msg->pk.len;
+ data.data = msg->pk.data;
do_flow_alloc_resp(msg->response, msg->flow_id,
- msg->pk.data, msg->pk.len,
- &ret_msg);
+ &data, &ret_msg);
break;
case IPCP_MSG_CODE__IPCP_FLOW_DEALLOC:
do_flow_dealloc(msg->flow_id, msg->timeo_sec, &ret_msg);
diff --git a/src/ipcpd/ipcp.h b/src/ipcpd/ipcp.h
index 1ce07c57..aab490c7 100644
--- a/src/ipcpd/ipcp.h
+++ b/src/ipcpd/ipcp.h
@@ -53,20 +53,18 @@ struct ipcp_ops {
int (* ipcp_query)(const uint8_t * hash);
- int (* ipcp_flow_alloc)(int fd,
- const uint8_t * dst,
- qosspec_t qs,
- const void * data,
- size_t len);
+ int (* ipcp_flow_alloc)(int fd,
+ const uint8_t * dst,
+ qosspec_t qs,
+ const buffer_t * data);
int (* ipcp_flow_join)(int fd,
const uint8_t * dst,
qosspec_t qs);
- int (* ipcp_flow_alloc_resp)(int fd,
- int response,
- const void * data,
- size_t len);
+ int (* ipcp_flow_alloc_resp)(int fd,
+ int response,
+ const buffer_t * data);
int (* ipcp_flow_dealloc)(int fd);
};
@@ -129,11 +127,10 @@ int ipcp_parse_arg(int argc,
char * argv[]);
/* Helper functions to handle races during flow allocation */
-int ipcp_wait_flow_req_arr(const uint8_t * dst,
- qosspec_t qs,
- time_t mpl,
- const void * data,
- size_t len);
+int ipcp_wait_flow_req_arr(const uint8_t * dst,
+ qosspec_t qs,
+ time_t mpl,
+ const buffer_t * data);
int ipcp_wait_flow_resp(const int fd);
diff --git a/src/ipcpd/local/main.c b/src/ipcpd/local/main.c
index dd2c7209..5a53dec5 100644
--- a/src/ipcpd/local/main.c
+++ b/src/ipcpd/local/main.c
@@ -186,11 +186,10 @@ static int local_ipcp_query(const uint8_t * hash)
return ret;
}
-static int local_ipcp_flow_alloc(int fd,
- const uint8_t * dst,
- qosspec_t qs,
- const void * data,
- size_t len)
+static int local_ipcp_flow_alloc(int fd,
+ const uint8_t * dst,
+ qosspec_t qs,
+ const buffer_t * data)
{
int out_fd = -1;
@@ -198,7 +197,7 @@ static int local_ipcp_flow_alloc(int fd,
HASH_VAL32(dst), fd);
assert(dst);
- out_fd = ipcp_wait_flow_req_arr(dst, qs, IPCP_LOCAL_MPL, data, len);
+ out_fd = ipcp_wait_flow_req_arr(dst, qs, IPCP_LOCAL_MPL, data);
if (out_fd < 0) {
log_dbg("Flow allocation failed: %d", out_fd);
return -1;
@@ -218,10 +217,9 @@ static int local_ipcp_flow_alloc(int fd,
return 0;
}
-static int local_ipcp_flow_alloc_resp(int fd,
- int response,
- const void * data,
- size_t len)
+static int local_ipcp_flow_alloc_resp(int fd,
+ int response,
+ const buffer_t * data)
{
int out_fd;
time_t mpl = IPCP_LOCAL_MPL;
@@ -249,7 +247,7 @@ static int local_ipcp_flow_alloc_resp(int fd,
fset_add(local_data.flows, fd);
- if (ipcp_flow_alloc_reply(out_fd, response, mpl, data, len) < 0)
+ if (ipcp_flow_alloc_reply(out_fd, response, mpl, data) < 0)
return -1;
log_info("Flow allocation completed, fds (%d, %d).", out_fd, fd);
diff --git a/src/ipcpd/udp/main.c b/src/ipcpd/udp/main.c
index 909ca0a5..2e8d84ce 100644
--- a/src/ipcpd/udp/main.c
+++ b/src/ipcpd/udp/main.c
@@ -203,18 +203,17 @@ static int udp_ipcp_port_alloc(const struct sockaddr_in * r_saddr,
uint32_t s_eid,
const uint8_t * dst,
qosspec_t qs,
- const void * data,
- size_t dlen)
+ const buffer_t * data)
{
uint8_t * buf;
struct mgmt_msg * msg;
size_t len;
- assert(dlen > 0 ? data != NULL : data == NULL);
+ assert(data->len > 0 ? data->data != NULL : data->data == NULL);
len = sizeof(*msg) + ipcp_dir_hash_len();
- buf = malloc(len + dlen);
+ buf = malloc(len + data->len);
if (buf == NULL)
return -1;
@@ -233,10 +232,10 @@ static int udp_ipcp_port_alloc(const struct sockaddr_in * r_saddr,
msg->timeout = hton32(qs.timeout);
memcpy(msg + 1, dst, ipcp_dir_hash_len());
- if (dlen > 0)
- memcpy(buf + len, data, dlen);
+ if (data->len > 0)
+ memcpy(buf + len, data->data, data->len);
- if (sendto(udp_data.s_fd, msg, len + dlen,
+ if (sendto(udp_data.s_fd, msg, len + data->len,
SENDTO_FLAGS,
(const struct sockaddr *) r_saddr, sizeof(*r_saddr)) < 0) {
free(buf);
@@ -252,12 +251,11 @@ static int udp_ipcp_port_alloc_resp(const struct sockaddr_in * r_saddr,
uint32_t s_eid,
uint32_t d_eid,
int8_t response,
- const void * data,
- size_t len)
+ const buffer_t * data)
{
struct mgmt_msg * msg;
- msg = malloc(sizeof(*msg) + len);
+ msg = malloc(sizeof(*msg) + data->len);
if (msg == NULL)
return -1;
@@ -267,10 +265,10 @@ static int udp_ipcp_port_alloc_resp(const struct sockaddr_in * r_saddr,
msg->d_eid = hton32(d_eid);
msg->response = response;
- if (len > 0)
- memcpy(msg + 1, data, len);
+ if (data->len > 0)
+ memcpy(msg + 1, data->data, data->len);
- if (sendto(udp_data.s_fd, msg, sizeof(*msg) + len,
+ if (sendto(udp_data.s_fd, msg, sizeof(*msg) + data->len,
SENDTO_FLAGS,
(const struct sockaddr *) r_saddr, sizeof(*r_saddr)) < 0 ) {
free(msg);
@@ -286,12 +284,11 @@ static int udp_ipcp_port_req(struct sockaddr_in * c_saddr,
int d_eid,
const uint8_t * dst,
qosspec_t qs,
- const void * data,
- size_t len)
+ const buffer_t * data)
{
int fd;
- fd = ipcp_wait_flow_req_arr(dst, qs, IPCP_UDP_MPL, data, len);
+ fd = ipcp_wait_flow_req_arr(dst, qs, IPCP_UDP_MPL, data);
if (fd < 0) {
log_err("Could not get new flow from IRMd.");
return -1;
@@ -314,8 +311,7 @@ static int udp_ipcp_port_alloc_reply(const struct sockaddr_in * saddr,
uint32_t s_eid,
uint32_t d_eid,
int8_t response,
- const void * data,
- size_t len)
+ const buffer_t * data)
{
time_t mpl = IPCP_UDP_MPL;
@@ -333,7 +329,7 @@ static int udp_ipcp_port_alloc_reply(const struct sockaddr_in * saddr,
pthread_rwlock_unlock(&udp_data.flows_lock);
- if (ipcp_flow_alloc_reply(s_eid, response, mpl, data, len) < 0) {
+ if (ipcp_flow_alloc_reply(s_eid, response, mpl, data) < 0) {
log_err("Failed to reply to flow allocation.");
return -1;
}
@@ -351,6 +347,7 @@ static int udp_ipcp_mgmt_frame(const uint8_t * buf,
struct mgmt_msg * msg;
size_t msg_len;
qosspec_t qs;
+ buffer_t data;
msg = (struct mgmt_msg *) buf;
@@ -360,6 +357,10 @@ static int udp_ipcp_mgmt_frame(const uint8_t * buf,
assert(len >= msg_len);
+ data.len = len - msg_len;
+ data.data = (uint8_t *) buf + msg_len;
+
+
qs.delay = ntoh32(msg->delay);
qs.bandwidth = ntoh64(msg->bandwidth);
qs.availability = msg->availability;
@@ -372,17 +373,18 @@ static int udp_ipcp_mgmt_frame(const uint8_t * buf,
return udp_ipcp_port_req(&c_saddr, ntoh32(msg->s_eid),
(uint8_t *) (msg + 1), qs,
- buf + msg_len,
- len - msg_len);
+ &data);
case FLOW_REPLY:
assert(len >= sizeof(*msg));
+ data.len = len - sizeof(*msg);
+ data.data = (uint8_t *) buf + sizeof(*msg);
+
return udp_ipcp_port_alloc_reply(&c_saddr,
ntoh32(msg->s_eid),
ntoh32(msg->d_eid),
msg->response,
- buf + sizeof(*msg),
- len - sizeof(*msg));
+ &data);
default:
log_err("Unknown message received %d.", msg->code);
return -1;
@@ -983,11 +985,10 @@ static int udp_ipcp_query(const uint8_t * hash)
return 0;
}
-static int udp_ipcp_flow_alloc(int fd,
- const uint8_t * dst,
- qosspec_t qs,
- const void * data,
- size_t len)
+static int udp_ipcp_flow_alloc(int fd,
+ const uint8_t * dst,
+ qosspec_t qs,
+ const buffer_t * data)
{
struct sockaddr_in r_saddr; /* Server address */
uint32_t ip_addr = 0;
@@ -1017,7 +1018,7 @@ static int udp_ipcp_flow_alloc(int fd,
r_saddr.sin_addr.s_addr = ip_addr;
r_saddr.sin_port = udp_data.s_saddr.sin_port;
- if (udp_ipcp_port_alloc(&r_saddr, fd, dst, qs, data, len) < 0) {
+ if (udp_ipcp_port_alloc(&r_saddr, fd, dst, qs, data) < 0) {
log_err("Could not allocate port.");
return -1;
}
@@ -1034,10 +1035,9 @@ static int udp_ipcp_flow_alloc(int fd,
return 0;
}
-static int udp_ipcp_flow_alloc_resp(int fd,
- int resp,
- const void * data,
- size_t len)
+static int udp_ipcp_flow_alloc_resp(int fd,
+ int resp,
+ const buffer_t * data)
{
struct sockaddr_in saddr;
int d_eid;
@@ -1054,7 +1054,7 @@ static int udp_ipcp_flow_alloc_resp(int fd,
pthread_rwlock_unlock(&udp_data.flows_lock);
- if (udp_ipcp_port_alloc_resp(&saddr, d_eid, fd, resp, data, len) < 0) {
+ if (udp_ipcp_port_alloc_resp(&saddr, d_eid, fd, resp, data) < 0) {
fset_del(udp_data.np1_flows, fd);
log_err("Failed to respond to flow request.");
return -1;
diff --git a/src/ipcpd/unicast/fa.c b/src/ipcpd/unicast/fa.c
index cea9483e..3631fd7b 100644
--- a/src/ipcpd/unicast/fa.c
+++ b/src/ipcpd/unicast/fa.c
@@ -478,8 +478,7 @@ static int fa_handle_flow_req(struct fa_msg * msg,
qosspec_t qs;
struct fa_flow * flow;
uint8_t * dst;
- uint8_t * data; /* Piggbacked data on flow alloc request. */
- size_t dlen; /* Length of piggybacked data. */
+ buffer_t data; /* Piggbacked data on flow alloc request. */
msg_len = sizeof(*msg) + ipcp_dir_hash_len();
if (len < msg_len) {
@@ -487,9 +486,9 @@ static int fa_handle_flow_req(struct fa_msg * msg,
return -EPERM;
}
- dst = (uint8_t *)(msg + 1);
- data = (uint8_t *) msg + msg_len;
- dlen = len - msg_len;
+ dst = (uint8_t *)(msg + 1);
+ data.data = (uint8_t *) msg + msg_len;
+ data.len = len - msg_len;
qs.delay = ntoh32(msg->delay);
qs.bandwidth = ntoh64(msg->bandwidth);
@@ -501,7 +500,7 @@ static int fa_handle_flow_req(struct fa_msg * msg,
qs.cypher_s = ntoh16(msg->cypher_s);
qs.timeout = ntoh32(msg->timeout);
- fd = ipcp_wait_flow_req_arr(dst, qs, IPCP_UNICAST_MPL, data, dlen);
+ fd = ipcp_wait_flow_req_arr(dst, qs, IPCP_UNICAST_MPL, &data);
if (fd < 0)
return fd;
@@ -525,14 +524,13 @@ static int fa_handle_flow_reply(struct fa_msg * msg,
{
int fd;
struct fa_flow * flow;
- uint8_t * data; /* Piggbacked data on flow alloc request. */
- size_t dlen; /* Length of piggybacked data. */
+ buffer_t data; /* Piggbacked data on flow alloc request. */
time_t mpl = IPCP_UNICAST_MPL;
assert(len >= sizeof(*msg));
- data = (uint8_t *) msg + sizeof(*msg);
- dlen = len - sizeof(*msg);
+ data.data = (uint8_t *) msg + sizeof(*msg);
+ data.len = len - sizeof(*msg);
pthread_rwlock_wrlock(&fa.flows_lock);
@@ -555,7 +553,7 @@ static int fa_handle_flow_reply(struct fa_msg * msg,
pthread_rwlock_unlock(&fa.flows_lock);
- if (ipcp_flow_alloc_reply(fd, msg->response, mpl, data, dlen) < 0) {
+ if (ipcp_flow_alloc_reply(fd, msg->response, mpl, &data) < 0) {
log_err("Failed to reply for flow allocation on fd %d.", fd);
return -EIRMD;
}
@@ -738,11 +736,10 @@ void fa_stop(void)
psched_destroy(fa.psched);
}
-int fa_alloc(int fd,
- const uint8_t * dst,
- qosspec_t qs,
- const void * data,
- size_t dlen)
+int fa_alloc(int fd,
+ const uint8_t * dst,
+ qosspec_t qs,
+ const buffer_t * data)
{
struct fa_msg * msg;
struct shm_du_buff * sdb;
@@ -758,7 +755,7 @@ int fa_alloc(int fd,
len = sizeof(*msg) + ipcp_dir_hash_len();
- if (ipcp_sdb_reserve(&sdb, len + dlen))
+ if (ipcp_sdb_reserve(&sdb, len + data->len))
return -1;
msg = (struct fa_msg *) shm_du_buff_head(sdb);
@@ -780,8 +777,8 @@ int fa_alloc(int fd,
msg->timeout = hton32(qs.timeout);
memcpy(msg + 1, dst, ipcp_dir_hash_len());
- if (dlen > 0)
- memcpy(shm_du_buff_head(sdb) + len, data, dlen);
+ if (data->len > 0)
+ memcpy(shm_du_buff_head(sdb) + len, data->data, data->len);
if (dt_write_packet(addr, qc, fa.eid, sdb)) {
log_err("Failed to send flow allocation request packet.");
@@ -802,10 +799,9 @@ int fa_alloc(int fd,
return 0;
}
-int fa_alloc_resp(int fd,
- int response,
- const void * data,
- size_t len)
+int fa_alloc_resp(int fd,
+ int response,
+ const buffer_t * data)
{
struct fa_msg * msg;
struct shm_du_buff * sdb;
@@ -819,9 +815,9 @@ int fa_alloc_resp(int fd,
goto fail_alloc_resp;
}
- if (ipcp_sdb_reserve(&sdb, sizeof(*msg) + len)) {
+ if (ipcp_sdb_reserve(&sdb, sizeof(*msg) + data->len)) {
log_err("Failed to reserve sdb (%zu bytes).",
- sizeof(*msg) + len);
+ sizeof(*msg) + data->len);
goto fail_reserve;
}
@@ -830,8 +826,8 @@ int fa_alloc_resp(int fd,
msg->code = FLOW_REPLY;
msg->response = response;
- if (len > 0)
- memcpy(msg + 1, data, len);
+ if (data->len > 0)
+ memcpy(msg + 1, data->data, data->len);
pthread_rwlock_rdlock(&fa.flows_lock);
diff --git a/src/ipcpd/unicast/fa.h b/src/ipcpd/unicast/fa.h
index 6d559a22..1e716966 100644
--- a/src/ipcpd/unicast/fa.h
+++ b/src/ipcpd/unicast/fa.h
@@ -34,16 +34,14 @@ int fa_start(void);
void fa_stop(void);
-int fa_alloc(int fd,
- const uint8_t * dst,
- qosspec_t qs,
- const void * data,
- size_t len);
-
-int fa_alloc_resp(int fd,
- int response,
- const void * data,
- size_t len);
+int fa_alloc(int fd,
+ const uint8_t * dst,
+ qosspec_t qs,
+ const buffer_t * data);
+
+int fa_alloc_resp(int fd,
+ int response,
+ const buffer_t * data);
int fa_dealloc(int fd);
generated by cgit v1.2.3 (git 2.39.1) at 2025-10-31 03:20:06 +0000