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-rw-r--r--src/ipcpd/normal/CMakeLists.txt1
-rw-r--r--src/ipcpd/normal/config.h28
-rw-r--r--src/ipcpd/normal/fmgr.c591
-rw-r--r--src/ipcpd/normal/fmgr.h43
-rw-r--r--src/ipcpd/normal/frct.c33
-rw-r--r--src/ipcpd/normal/frct.h9
-rw-r--r--src/ipcpd/normal/main.c8
-rw-r--r--src/ipcpd/normal/ribmgr.c26
-rw-r--r--src/ipcpd/normal/ribmgr.h5
-rw-r--r--src/ipcpd/normal/rmt.c195
-rw-r--r--src/ipcpd/normal/rmt.h46
11 files changed, 411 insertions, 574 deletions
diff --git a/src/ipcpd/normal/CMakeLists.txt b/src/ipcpd/normal/CMakeLists.txt
index 654bb127..151721a2 100644
--- a/src/ipcpd/normal/CMakeLists.txt
+++ b/src/ipcpd/normal/CMakeLists.txt
@@ -28,7 +28,6 @@ set(SOURCE_FILES
frct.c
main.c
ribmgr.c
- rmt.c
shm_pci.c
)
diff --git a/src/ipcpd/normal/config.h b/src/ipcpd/normal/config.h
deleted file mode 100644
index 0febf3fd..00000000
--- a/src/ipcpd/normal/config.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Ouroboros - Copyright (C) 2016
- *
- * Normal IPCP configuration constants
- *
- * Sander Vrijders <sander.vrijders@intec.ugent.be>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#ifndef OUROBOROS_IPCP_CONFIG_H
-#define OUROBOROS_IPCP_CONFIG_H
-
-#define FD_UPDATE_TIMEOUT 100 /* microseconds */
-
-#endif
diff --git a/src/ipcpd/normal/fmgr.c b/src/ipcpd/normal/fmgr.c
index 25898661..8c627641 100644
--- a/src/ipcpd/normal/fmgr.c
+++ b/src/ipcpd/normal/fmgr.c
@@ -39,46 +39,46 @@
#include "ribmgr.h"
#include "frct.h"
#include "ipcp.h"
-#include "rmt.h"
#include "shm_pci.h"
-#include "config.h"
#include "flow_alloc.pb-c.h"
typedef FlowAllocMsg flow_alloc_msg_t;
-struct n_flow {
+#define FD_UPDATE_TIMEOUT 100 /* microseconds */
+
+struct np1_flow {
int fd;
cep_id_t cep_id;
enum qos_cube qos;
-
- struct list_head next;
};
-struct n_1_flow {
- int fd;
- char * ae_name;
- struct list_head next;
+struct nm1_flow {
+ int fd;
+ char * ae_name;
+ enum qos_cube qos;
};
struct {
- pthread_t n_1_flow_acceptor;
-
- /* FIXME: Make this a table */
- struct list_head n_1_flows;
- pthread_mutex_t n_1_flows_lock;
-
- /* FIXME: Make this a table */
- struct list_head n_flows;
- /* FIXME: Make this a read/write lock */
- pthread_mutex_t n_flows_lock;
-
- struct flow_set * set;
- pthread_t n_reader;
+ pthread_t nm1_flow_acceptor;
+ struct nm1_flow ** nm1_flows;
+ pthread_rwlock_t nm1_flows_lock;
+ flow_set_t * nm1_set;
+
+ struct np1_flow ** np1_flows;
+ struct np1_flow ** np1_flows_cep;
+ pthread_rwlock_t np1_flows_lock;
+ flow_set_t * np1_set;
+ pthread_t np1_sdu_reader;
+
+ /* FIXME: Replace with PFF */
+ int fd;
} fmgr;
-static int add_n_1_fd(int fd, char * ae_name)
+static int add_nm1_fd(int fd,
+ char * ae_name,
+ enum qos_cube qos)
{
- struct n_1_flow * tmp;
+ struct nm1_flow * tmp;
if (ae_name == NULL)
return -1;
@@ -89,45 +89,39 @@ static int add_n_1_fd(int fd, char * ae_name)
tmp->fd = fd;
tmp->ae_name = ae_name;
+ tmp->qos = qos;
- INIT_LIST_HEAD(&tmp->next);
+ pthread_rwlock_wrlock(&fmgr.nm1_flows_lock);
+ fmgr.nm1_flows[fd] = tmp;
+ pthread_rwlock_unlock(&fmgr.nm1_flows_lock);
- pthread_mutex_lock(&fmgr.n_1_flows_lock);
- list_add(&tmp->next, &fmgr.n_1_flows);
- pthread_mutex_unlock(&fmgr.n_1_flows_lock);
+ /* FIXME: Temporary, until we have a PFF */
+ fmgr.fd = fd;
return 0;
}
-/* Call under n_flows lock */
-static struct n_flow * get_n_flow_by_fd(int fd)
+static int add_np1_fd(int fd,
+ cep_id_t cep_id,
+ enum qos_cube qos)
{
- struct list_head * pos = NULL;
+ struct np1_flow * flow;
- list_for_each(pos, &fmgr.n_flows) {
- struct n_flow * e = list_entry(pos, struct n_flow, next);
- if (e->fd == fd)
- return e;
- }
-
- return NULL;
-}
+ flow = malloc(sizeof(*flow));
+ if (flow == NULL)
+ return -1;
-/* Call under n_flows lock */
-static struct n_flow * get_n_flow_by_cep_id(cep_id_t cep_id)
-{
- struct list_head * pos = NULL;
+ flow->cep_id = cep_id;
+ flow->qos = qos;
+ flow->fd = fd;
- list_for_each(pos, &fmgr.n_flows) {
- struct n_flow * e = list_entry(pos, struct n_flow, next);
- if (e->cep_id == cep_id)
- return e;
- }
+ fmgr.np1_flows[fd] = flow;
+ fmgr.np1_flows_cep[fd] = flow;
- return NULL;
+ return 0;
}
-static void * fmgr_n_1_acceptor(void * o)
+static void * fmgr_nm1_acceptor(void * o)
{
int fd;
char * ae_name;
@@ -175,16 +169,8 @@ static void * fmgr_n_1_acceptor(void * o)
}
}
- if (strcmp(ae_name, DT_AE) == 0) {
- /* FIXME: Pass correct QoS cube */
- if (rmt_dt_flow(fd, 0)) {
- LOG_ERR("Failed to hand fd to FRCT.");
- flow_dealloc(fd);
- continue;
- }
- }
-
- if (add_n_1_fd(fd, ae_name)) {
+ /* FIXME: Pass correct QoS cube */
+ if (add_nm1_fd(fd, ae_name, QOS_CUBE_BE)) {
LOG_ERR("Failed to add file descriptor to list.");
flow_dealloc(fd);
continue;
@@ -194,14 +180,14 @@ static void * fmgr_n_1_acceptor(void * o)
return (void *) 0;
}
-static void * fmgr_n_reader(void * o)
+static void * fmgr_np1_sdu_reader(void * o)
{
struct shm_du_buff * sdb;
struct timespec timeout = {0, FD_UPDATE_TIMEOUT};
- struct n_flow * flow;
+ struct np1_flow * flow;
while (true) {
- int fd = flow_select(fmgr.set, &timeout);
+ int fd = flow_select(fmgr.np1_set, &timeout);
if (fd == -ETIMEDOUT)
continue;
@@ -215,172 +201,194 @@ static void * fmgr_n_reader(void * o)
continue;
}
- pthread_mutex_lock(&fmgr.n_flows_lock);
- flow = get_n_flow_by_fd(fd);
+ pthread_rwlock_rdlock(&fmgr.np1_flows_lock);
+ flow = fmgr.np1_flows[fd];
if (flow == NULL) {
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
ipcp_flow_del(sdb);
LOG_ERR("Failed to retrieve flow.");
continue;
}
if (frct_i_write_sdu(flow->cep_id, sdb)) {
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
ipcp_flow_del(sdb);
LOG_ERR("Failed to hand SDU to FRCT.");
continue;
}
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
}
return (void *) 0;
}
-int fmgr_init()
+void * fmgr_nm1_sdu_reader(void * o)
{
- INIT_LIST_HEAD(&fmgr.n_1_flows);
- INIT_LIST_HEAD(&fmgr.n_flows);
-
- pthread_mutex_init(&fmgr.n_1_flows_lock, NULL);
- pthread_mutex_init(&fmgr.n_flows_lock, NULL);
+ struct timespec timeout = {0, FD_UPDATE_TIMEOUT};
+ struct shm_du_buff * sdb;
+ struct pci * pci;
- fmgr.set = flow_set_create();
- if (fmgr.set == NULL)
- return -1;
+ while (true) {
+ int fd = flow_select(fmgr.nm1_set, &timeout);
+ if (fd == -ETIMEDOUT)
+ continue;
- pthread_create(&fmgr.n_1_flow_acceptor, NULL, fmgr_n_1_acceptor, NULL);
- pthread_create(&fmgr.n_reader, NULL, fmgr_n_reader, NULL);
+ if (fd < 0) {
+ LOG_ERR("Failed to get active fd.");
+ continue;
+ }
- return 0;
-}
+ if (ipcp_flow_read(fd, &sdb)) {
+ LOG_ERR("Failed to read SDU from fd %d.", fd);
+ continue;
+ }
-int fmgr_fini()
-{
- struct list_head * pos = NULL;
+ pci = shm_pci_des(sdb);
+ if (pci == NULL) {
+ LOG_ERR("Failed to get PCI.");
+ ipcp_flow_del(sdb);
+ continue;
+ }
- pthread_cancel(fmgr.n_1_flow_acceptor);
- pthread_cancel(fmgr.n_reader);
+ if (pci->dst_addr != ribmgr_address()) {
+ LOG_DBG("PDU needs to be forwarded.");
- pthread_join(fmgr.n_1_flow_acceptor, NULL);
- pthread_join(fmgr.n_reader, NULL);
+ if (pci->ttl == 0) {
+ LOG_DBG("TTL was zero.");
+ ipcp_flow_del(sdb);
+ free(pci);
+ continue;
+ }
- list_for_each(pos, &fmgr.n_1_flows) {
- struct n_1_flow * e = list_entry(pos, struct n_1_flow, next);
- if (e->ae_name != NULL)
- free(e->ae_name);
- if (ribmgr_remove_flow(e->fd))
- LOG_ERR("Failed to remove management flow.");
- }
+ if (shm_pci_dec_ttl(sdb)) {
+ LOG_ERR("Failed to decrease TTL.");
+ ipcp_flow_del(sdb);
+ free(pci);
+ continue;
+ }
+ /*
+ * FIXME: Dropping for now, since
+ * we don't have a PFF yet
+ */
+ ipcp_flow_del(sdb);
+ free(pci);
+ continue;
+ }
- pthread_mutex_destroy(&fmgr.n_1_flows_lock);
- pthread_mutex_destroy(&fmgr.n_flows_lock);
+ if (shm_pci_shrink(sdb)) {
+ LOG_ERR("Failed to shrink PDU.");
+ ipcp_flow_del(sdb);
+ free(pci);
+ continue;
+ }
- flow_set_destroy(fmgr.set);
+ if (frct_nm1_post_sdu(pci, sdb)) {
+ LOG_ERR("Failed to hand PDU to FRCT.");
+ ipcp_flow_del(sdb);
+ free(pci);
+ continue;
+ }
+ }
- return 0;
+ return (void *) 0;
}
-int fmgr_mgmt_flow(char * dst_name)
+int fmgr_init()
{
- int fd;
- int result;
- char * ae_name;
+ int i;
- ae_name = strdup(MGMT_AE);
- if (ae_name == NULL)
+ fmgr.nm1_flows = malloc(sizeof(*(fmgr.nm1_flows)) * IRMD_MAX_FLOWS);
+ if (fmgr.nm1_flows == NULL)
return -1;
- /* FIXME: Request retransmission. */
- fd = flow_alloc(dst_name, MGMT_AE, NULL);
- if (fd < 0) {
- LOG_ERR("Failed to allocate flow to %s", dst_name);
- free(ae_name);
+ fmgr.np1_flows = malloc(sizeof(*(fmgr.np1_flows)) * IRMD_MAX_FLOWS);
+ if (fmgr.np1_flows == NULL) {
+ free(fmgr.nm1_flows);
return -1;
}
- result = flow_alloc_res(fd);
- if (result < 0) {
- LOG_ERR("Result of flow allocation to %s is %d",
- dst_name, result);
- free(ae_name);
+ fmgr.np1_flows_cep =
+ malloc(sizeof(*(fmgr.np1_flows_cep)) * IRMD_MAX_FLOWS);
+ if (fmgr.np1_flows_cep == NULL) {
+ free(fmgr.np1_flows);
+ free(fmgr.nm1_flows);
return -1;
}
- if (ribmgr_add_flow(fd)) {
- LOG_ERR("Failed to hand file descriptor to RIB manager");
- flow_dealloc(fd);
- free(ae_name);
+ for (i = 0; i < IRMD_MAX_FLOWS; i++) {
+ fmgr.nm1_flows[i] = NULL;
+ fmgr.np1_flows[i] = NULL;
+ fmgr.np1_flows_cep[i] = NULL;
+ }
+
+ pthread_rwlock_init(&fmgr.nm1_flows_lock, NULL);
+ pthread_rwlock_init(&fmgr.np1_flows_lock, NULL);
+
+ fmgr.np1_set = flow_set_create();
+ if (fmgr.np1_set == NULL) {
+ free(fmgr.np1_flows_cep);
+ free(fmgr.np1_flows);
+ free(fmgr.nm1_flows);
return -1;
}
- if (add_n_1_fd(fd, ae_name)) {
- LOG_ERR("Failed to add file descriptor to list.");
- flow_dealloc(fd);
+ fmgr.nm1_set = flow_set_create();
+ if (fmgr.nm1_set == NULL) {
+ flow_set_destroy(fmgr.np1_set);
+ free(fmgr.np1_flows_cep);
+ free(fmgr.np1_flows);
+ free(fmgr.nm1_flows);
return -1;
}
+ pthread_create(&fmgr.nm1_flow_acceptor, NULL, fmgr_nm1_acceptor, NULL);
+ pthread_create(&fmgr.np1_sdu_reader, NULL, fmgr_np1_sdu_reader, NULL);
+
return 0;
}
-int fmgr_dt_flow(char * dst_name, enum qos_cube qos)
+int fmgr_fini()
{
- int fd;
- int result;
- char * ae_name;
+ int i;
- ae_name = strdup(DT_AE);
- if (ae_name == NULL)
- return -1;
+ pthread_cancel(fmgr.nm1_flow_acceptor);
+ pthread_cancel(fmgr.np1_sdu_reader);
- /* FIXME: Map qos cube on correct QoS. */
- fd = flow_alloc(dst_name, DT_AE, NULL);
- if (fd < 0) {
- LOG_ERR("Failed to allocate flow to %s", dst_name);
- free(ae_name);
- return -1;
- }
+ pthread_join(fmgr.nm1_flow_acceptor, NULL);
+ pthread_join(fmgr.np1_sdu_reader, NULL);
- result = flow_alloc_res(fd);
- if (result < 0) {
- LOG_ERR("Result of flow allocation to %s is %d",
- dst_name, result);
- free(ae_name);
- return -1;
+ for (i = 0; i < IRMD_MAX_FLOWS; i++) {
+ if (fmgr.nm1_flows[i] == NULL)
+ continue;
+ if (fmgr.nm1_flows[i]->ae_name != NULL)
+ free(fmgr.nm1_flows[i]->ae_name);
+ if (ribmgr_remove_flow(fmgr.nm1_flows[i]->fd))
+ LOG_ERR("Failed to remove management flow.");
}
- if (rmt_dt_flow(fd, qos)) {
- LOG_ERR("Failed to hand file descriptor to FRCT");
- flow_dealloc(fd);
- free(ae_name);
- return -1;
- }
+ pthread_rwlock_destroy(&fmgr.nm1_flows_lock);
+ pthread_rwlock_destroy(&fmgr.np1_flows_lock);
- if (add_n_1_fd(fd, ae_name)) {
- LOG_ERR("Failed to add file descriptor to list.");
- flow_dealloc(fd);
- free(ae_name);
- return -1;
- }
+ flow_set_destroy(fmgr.nm1_set);
+ flow_set_destroy(fmgr.np1_set);
+ free(fmgr.np1_flows_cep);
+ free(fmgr.np1_flows);
+ free(fmgr.nm1_flows);
return 0;
}
-int fmgr_flow_alloc(int fd,
+int fmgr_np1_alloc(int fd,
char * dst_ap_name,
char * src_ae_name,
enum qos_cube qos)
{
- struct n_flow * flow;
cep_id_t cep_id;
uint32_t address = 0;
buffer_t buf;
flow_alloc_msg_t msg = FLOW_ALLOC_MSG__INIT;
- flow = malloc(sizeof(*flow));
- if (flow == NULL)
- return -1;
-
/* FIXME: Obtain correct address here from DIF NSM */
msg.code = FLOW_ALLOC_CODE__FLOW_REQ;
@@ -390,55 +398,47 @@ int fmgr_flow_alloc(int fd,
msg.has_qos_cube = true;
buf.len = flow_alloc_msg__get_packed_size(&msg);
- if (buf.len == 0) {
- free(flow);
+ if (buf.len == 0)
return -1;
- }
buf.data = malloc(buf.len);
- if (buf.data == NULL) {
- free(flow);
+ if (buf.data == NULL)
return -1;
- }
flow_alloc_msg__pack(&msg, buf.data);
- pthread_mutex_lock(&fmgr.n_flows_lock);
+ pthread_rwlock_wrlock(&fmgr.np1_flows_lock);
cep_id = frct_i_create(address, &buf, qos);
if (cep_id == INVALID_CEP_ID) {
free(buf.data);
- free(flow);
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
return -1;
}
free(buf.data);
- flow->fd = fd;
- flow->cep_id = cep_id;
- flow->qos = qos;
-
- INIT_LIST_HEAD(&flow->next);
-
- list_add(&flow->next, &fmgr.n_flows);
+ if (add_np1_fd(fd, cep_id, qos)) {
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
+ return -1;
+ }
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
return 0;
}
-/* Call under n_flows lock */
-static int n_flow_dealloc(int fd)
+/* Call under np1_flows lock */
+static int np1_flow_dealloc(int fd)
{
- struct n_flow * flow;
+ struct np1_flow * flow;
flow_alloc_msg_t msg = FLOW_ALLOC_MSG__INIT;
buffer_t buf;
int ret;
- flow_set_del(fmgr.set, fd);
+ flow_set_del(fmgr.np1_set, fd);
- flow = get_n_flow_by_fd(fd);
+ flow = fmgr.np1_flows[fd];
if (flow == NULL)
return -1;
@@ -455,7 +455,9 @@ static int n_flow_dealloc(int fd)
flow_alloc_msg__pack(&msg, buf.data);
ret = frct_i_destroy(flow->cep_id, &buf);
- list_del(&flow->next);
+
+ fmgr.np1_flows[fd] = NULL;
+ fmgr.np1_flows_cep[flow->cep_id] = NULL;
free(flow);
free(buf.data);
@@ -463,17 +465,17 @@ static int n_flow_dealloc(int fd)
return ret;
}
-int fmgr_flow_alloc_resp(int fd, int response)
+int fmgr_np1_alloc_resp(int fd, int response)
{
- struct n_flow * flow;
+ struct np1_flow * flow;
flow_alloc_msg_t msg = FLOW_ALLOC_MSG__INIT;
buffer_t buf;
- pthread_mutex_lock(&fmgr.n_flows_lock);
+ pthread_rwlock_wrlock(&fmgr.np1_flows_lock);
- flow = get_n_flow_by_fd(fd);
+ flow = fmgr.np1_flows[fd];
if (flow == NULL) {
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
return -1;
}
@@ -483,13 +485,13 @@ int fmgr_flow_alloc_resp(int fd, int response)
buf.len = flow_alloc_msg__get_packed_size(&msg);
if (buf.len == 0) {
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
return -1;
}
buf.data = malloc(buf.len);
if (buf.data == NULL) {
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
return -1;
}
@@ -498,84 +500,76 @@ int fmgr_flow_alloc_resp(int fd, int response)
if (response < 0) {
frct_i_destroy(flow->cep_id, &buf);
free(buf.data);
- list_del(&flow->next);
+ fmgr.np1_flows[fd] = NULL;
+ fmgr.np1_flows_cep[flow->cep_id] = NULL;
free(flow);
} else {
if (frct_i_accept(flow->cep_id, &buf, flow->qos)) {
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
return -1;
}
- flow_set_add(fmgr.set, fd);
+ flow_set_add(fmgr.np1_set, fd);
}
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
return 0;
}
-int fmgr_flow_dealloc(int fd)
+int fmgr_np1_dealloc(int fd)
{
int ret;
- pthread_mutex_lock(&fmgr.n_flows_lock);
- ret = n_flow_dealloc(fd);
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_wrlock(&fmgr.np1_flows_lock);
+ ret = np1_flow_dealloc(fd);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
return ret;
}
-int fmgr_frct_post_buf(cep_id_t cep_id,
- buffer_t * buf)
+int fmgr_np1_post_buf(cep_id_t cep_id,
+ buffer_t * buf)
{
- struct n_flow * flow;
+ struct np1_flow * flow;
int ret = 0;
int fd;
flow_alloc_msg_t * msg;
- pthread_mutex_lock(&fmgr.n_flows_lock);
+ pthread_rwlock_wrlock(&fmgr.np1_flows_lock);
/* Depending on the message call the function in ipcp-dev.h */
msg = flow_alloc_msg__unpack(NULL, buf->len, buf->data);
if (msg == NULL) {
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
LOG_ERR("Failed to unpack flow alloc message");
return -1;
}
switch (msg->code) {
case FLOW_ALLOC_CODE__FLOW_REQ:
- flow = malloc(sizeof(*flow));
- if (flow == NULL) {
- pthread_mutex_unlock(&fmgr.n_flows_lock);
- flow_alloc_msg__free_unpacked(msg, NULL);
- return -1;
- }
-
- flow->cep_id = cep_id;
- flow->qos = msg->qos_cube;
-
fd = ipcp_flow_req_arr(getpid(),
msg->dst_name,
msg->src_ae_name);
if (fd < 0) {
- pthread_mutex_unlock(&fmgr.n_flows_lock);
- free(flow);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
flow_alloc_msg__free_unpacked(msg, NULL);
LOG_ERR("Failed to get fd for flow.");
return -1;
}
- flow->fd = fd;
-
- INIT_LIST_HEAD(&flow->next);
+ if (add_np1_fd(fd, cep_id, msg->qos_cube)) {
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
+ flow_alloc_msg__free_unpacked(msg, NULL);
+ LOG_ERR("Failed to add np1 flow.");
+ return -1;
+ }
- list_add(&flow->next, &fmgr.n_flows);
break;
case FLOW_ALLOC_CODE__FLOW_REPLY:
- flow = get_n_flow_by_cep_id(cep_id);
+ flow = fmgr.np1_flows_cep[cep_id];
if (flow == NULL) {
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
flow_alloc_msg__free_unpacked(msg, NULL);
LOG_ERR("No such flow in flow manager.");
return -1;
@@ -583,23 +577,24 @@ int fmgr_frct_post_buf(cep_id_t cep_id,
ret = ipcp_flow_alloc_reply(flow->fd, msg->response);
if (msg->response < 0) {
- list_del(&flow->next);
+ fmgr.np1_flows[flow->fd] = NULL;
+ fmgr.np1_flows_cep[cep_id] = NULL;
free(flow);
} else {
- flow_set_add(fmgr.set, flow->fd);
+ flow_set_add(fmgr.np1_set, flow->fd);
}
break;
case FLOW_ALLOC_CODE__FLOW_DEALLOC:
- flow = get_n_flow_by_cep_id(cep_id);
+ flow = fmgr.np1_flows_cep[cep_id];
if (flow == NULL) {
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
flow_alloc_msg__free_unpacked(msg, NULL);
LOG_ERR("No such flow in flow manager.");
return -1;
}
- flow_set_del(fmgr.set, flow->fd);
+ flow_set_del(fmgr.np1_set, flow->fd);
ret = flow_dealloc(flow->fd);
break;
@@ -609,34 +604,160 @@ int fmgr_frct_post_buf(cep_id_t cep_id,
break;
}
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
flow_alloc_msg__free_unpacked(msg, NULL);
return ret;
}
-int fmgr_frct_post_sdu(cep_id_t cep_id,
- struct shm_du_buff * sdb)
+int fmgr_np1_post_sdu(cep_id_t cep_id,
+ struct shm_du_buff * sdb)
{
- struct n_flow * flow;
+ struct np1_flow * flow;
- pthread_mutex_lock(&fmgr.n_flows_lock);
+ pthread_rwlock_rdlock(&fmgr.np1_flows_lock);
- flow = get_n_flow_by_cep_id(cep_id);
+ flow = fmgr.np1_flows_cep[cep_id];
if (flow == NULL) {
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
LOG_ERR("Failed to find N flow.");
return -1;
}
if (ipcp_flow_write(flow->fd, sdb)) {
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
LOG_ERR("Failed to hand SDU to N flow.");
return -1;
}
- pthread_mutex_unlock(&fmgr.n_flows_lock);
+ pthread_rwlock_unlock(&fmgr.np1_flows_lock);
+
+ return 0;
+}
+
+int fmgr_nm1_mgmt_flow(char * dst_name)
+{
+ int fd;
+ int result;
+ char * ae_name;
+
+ ae_name = strdup(MGMT_AE);
+ if (ae_name == NULL)
+ return -1;
+
+ /* FIXME: Request retransmission. */
+ fd = flow_alloc(dst_name, MGMT_AE, NULL);
+ if (fd < 0) {
+ LOG_ERR("Failed to allocate flow to %s", dst_name);
+ free(ae_name);
+ return -1;
+ }
+
+ result = flow_alloc_res(fd);
+ if (result < 0) {
+ LOG_ERR("Result of flow allocation to %s is %d",
+ dst_name, result);
+ free(ae_name);
+ return -1;
+ }
+
+ if (ribmgr_add_flow(fd)) {
+ LOG_ERR("Failed to hand file descriptor to RIB manager");
+ flow_dealloc(fd);
+ free(ae_name);
+ return -1;
+ }
+
+ /* FIXME: Pass correct QoS cube */
+ if (add_nm1_fd(fd, ae_name, QOS_CUBE_BE)) {
+ LOG_ERR("Failed to add file descriptor to list.");
+ flow_dealloc(fd);
+ return -1;
+ }
+
+ return 0;
+}
+
+int fmgr_nm1_dt_flow(char * dst_name,
+ enum qos_cube qos)
+{
+ int fd;
+ int result;
+ char * ae_name;
+
+ ae_name = strdup(DT_AE);
+ if (ae_name == NULL)
+ return -1;
+
+ /* FIXME: Map qos cube on correct QoS. */
+ fd = flow_alloc(dst_name, DT_AE, NULL);
+ if (fd < 0) {
+ LOG_ERR("Failed to allocate flow to %s", dst_name);
+ free(ae_name);
+ return -1;
+ }
+
+ result = flow_alloc_res(fd);
+ if (result < 0) {
+ LOG_ERR("Result of flow allocation to %s is %d",
+ dst_name, result);
+ free(ae_name);
+ return -1;
+ }
+
+ if (add_nm1_fd(fd, ae_name, qos)) {
+ LOG_ERR("Failed to add file descriptor to list.");
+ flow_dealloc(fd);
+ free(ae_name);
+ return -1;
+ }
+
+ return 0;
+}
+
+int fmgr_nm1_write_sdu(struct pci * pci,
+ struct shm_du_buff * sdb)
+{
+ if (pci == NULL || sdb == NULL)
+ return -1;
+
+ if (shm_pci_ser(sdb, pci)) {
+ LOG_ERR("Failed to serialize PDU.");
+ ipcp_flow_del(sdb);
+ return -1;
+ }
+
+ if (ipcp_flow_write(fmgr.fd, sdb)) {
+ LOG_ERR("Failed to write SDU to fd %d.", fmgr.fd);
+ ipcp_flow_del(sdb);
+ return -1;
+ }
+
+ return 0;
+}
+
+int fmgr_nm1_write_buf(struct pci * pci,
+ buffer_t * buf)
+{
+ buffer_t * buffer;
+
+ if (pci == NULL || buf == NULL || buf->data == NULL)
+ return -1;
+
+ buffer = shm_pci_ser_buf(buf, pci);
+ if (buffer == NULL) {
+ LOG_ERR("Failed to serialize buffer.");
+ free(buf->data);
+ return -1;
+ }
+
+ if (flow_write(fmgr.fd, buffer->data, buffer->len) == -1) {
+ LOG_ERR("Failed to write buffer to fd.");
+ free(buffer);
+ return -1;
+ }
+ free(buffer);
return 0;
}
diff --git a/src/ipcpd/normal/fmgr.h b/src/ipcpd/normal/fmgr.h
index 0f2cd045..f97cf858 100644
--- a/src/ipcpd/normal/fmgr.h
+++ b/src/ipcpd/normal/fmgr.h
@@ -37,29 +37,26 @@
int fmgr_init();
int fmgr_fini();
-/* N-flow ops */
-int fmgr_mgmt_flow(char * dst_name);
-
-int fmgr_dt_flow(char * dst_name,
- enum qos_cube qos);
-
-/* N+1-flow ops, local */
-int fmgr_flow_alloc(int fd,
- char * dst_ap_name,
- char * src_ae_name,
- enum qos_cube qos);
-
-int fmgr_flow_alloc_resp(int fd,
- int response);
-
-int fmgr_flow_dealloc(int fd);
-
-/* N+1-flow ops, remote */
-int fmgr_frct_post_buf(cep_id_t id,
- buffer_t * buf);
-
-/* SDU for N+1-flow */
-int fmgr_frct_post_sdu(cep_id_t id,
+int fmgr_np1_alloc(int fd,
+ char * dst_ap_name,
+ char * src_ae_name,
+ enum qos_cube qos);
+int fmgr_np1_alloc_resp(int fd,
+ int response);
+int fmgr_np1_dealloc(int fd);
+
+int fmgr_np1_post_buf(cep_id_t id,
+ buffer_t * buf);
+int fmgr_np1_post_sdu(cep_id_t id,
+ struct shm_du_buff * sdb);
+
+int fmgr_nm1_mgmt_flow(char * dst_name);
+int fmgr_nm1_dt_flow(char * dst_name,
+ enum qos_cube qos);
+
+int fmgr_nm1_write_sdu(struct pci * pci,
struct shm_du_buff * sdb);
+int fmgr_nm1_write_buf(struct pci * pci,
+ buffer_t * buf);
#endif
diff --git a/src/ipcpd/normal/frct.c b/src/ipcpd/normal/frct.c
index abbde779..9daf8755 100644
--- a/src/ipcpd/normal/frct.c
+++ b/src/ipcpd/normal/frct.c
@@ -32,8 +32,8 @@
#include <pthread.h>
#include "frct.h"
-#include "rmt.h"
#include "fmgr.h"
+#include "ribmgr.h"
enum conn_state {
CONN_PENDING = 0,
@@ -51,8 +51,6 @@ struct frct_i {
};
struct {
- uint32_t address;
-
pthread_mutex_t instances_lock;
struct frct_i ** instances;
@@ -82,10 +80,9 @@ static int release_cep_id(int id)
return ret;
}
-int frct_init(uint32_t address)
+int frct_init()
{
int i;
- frct.address = address;
if (pthread_mutex_init(&frct.cep_ids_lock, NULL))
return -1;
@@ -142,7 +139,7 @@ static struct frct_i * create_frct_i(uint32_t address,
return instance;
}
-int frct_rmt_post_sdu(struct pci * pci,
+int frct_nm1_post_sdu(struct pci * pci,
struct shm_du_buff * sdb)
{
struct frct_i * instance;
@@ -167,14 +164,14 @@ int frct_rmt_post_sdu(struct pci * pci,
buf.len = shm_du_buff_tail(sdb) - shm_du_buff_head(sdb);
buf.data = shm_du_buff_head(sdb);
- if (fmgr_frct_post_buf(id, &buf)) {
+ if (fmgr_np1_post_buf(id, &buf)) {
LOG_ERR("Failed to hand buffer to FMGR.");
free(pci);
return -1;
}
} else {
/* FIXME: Known cep-ids are delivered to FMGR (minimal DTP) */
- if (fmgr_frct_post_sdu(pci->dst_cep_id, sdb)) {
+ if (fmgr_np1_post_sdu(pci->dst_cep_id, sdb)) {
LOG_ERR("Failed to hand SDU to FMGR.");
free(pci);
return -1;
@@ -217,15 +214,15 @@ cep_id_t frct_i_create(uint32_t address,
pci.pdu_type = PDU_TYPE_MGMT;
pci.dst_addr = address;
- pci.src_addr = frct.address;
+ pci.src_addr = ribmgr_address();
pci.dst_cep_id = 0;
pci.src_cep_id = id;
pci.seqno = 0;
pci.qos_id = cube;
- if (rmt_frct_write_buf(&pci, buf)) {
+ if (fmgr_nm1_write_buf(&pci, buf)) {
free(instance);
- LOG_ERR("Failed to hand PDU to RMT.");
+ LOG_ERR("Failed to hand PDU to FMGR.");
return INVALID_CEP_ID;
}
@@ -262,7 +259,7 @@ int frct_i_accept(cep_id_t id,
pci.pdu_type = PDU_TYPE_MGMT;
pci.dst_addr = instance->r_address;
- pci.src_addr = frct.address;
+ pci.src_addr = ribmgr_address();
pci.dst_cep_id = instance->r_cep_id;
pci.src_cep_id = instance->cep_id;
pci.seqno = 0;
@@ -270,7 +267,7 @@ int frct_i_accept(cep_id_t id,
pthread_mutex_unlock(&frct.instances_lock);
- if (rmt_frct_write_buf(&pci, buf))
+ if (fmgr_nm1_write_buf(&pci, buf))
return -1;
return 0;
@@ -299,7 +296,7 @@ int frct_i_destroy(cep_id_t id,
pci.pdu_type = PDU_TYPE_MGMT;
pci.dst_addr = instance->r_address;
- pci.src_addr = frct.address;
+ pci.src_addr = ribmgr_address();
pci.dst_cep_id = instance->r_cep_id;
pci.src_cep_id = instance->cep_id;
pci.seqno = 0;
@@ -309,7 +306,7 @@ int frct_i_destroy(cep_id_t id,
pthread_mutex_unlock(&frct.instances_lock);
if (buf != NULL && buf->data != NULL)
- if (rmt_frct_write_buf(&pci, buf))
+ if (fmgr_nm1_write_buf(&pci, buf))
return -1;
return 0;
@@ -341,15 +338,15 @@ int frct_i_write_sdu(cep_id_t id,
pci.pdu_type = PDU_TYPE_DTP;
pci.dst_addr = instance->r_address;
- pci.src_addr = frct.address;
+ pci.src_addr = ribmgr_address();
pci.dst_cep_id = instance->r_cep_id;
pci.src_cep_id = instance->cep_id;
pci.seqno = (instance->seqno)++;
pci.qos_id = instance->cube;
- if (rmt_frct_write_sdu(&pci, sdb)) {
+ if (fmgr_nm1_write_sdu(&pci, sdb)) {
pthread_mutex_unlock(&frct.instances_lock);
- LOG_ERR("Failed to hand SDU to RMT.");
+ LOG_ERR("Failed to hand SDU to FMGR.");
return -1;
}
diff --git a/src/ipcpd/normal/frct.h b/src/ipcpd/normal/frct.h
index 2b86f5bd..b9e70d0f 100644
--- a/src/ipcpd/normal/frct.h
+++ b/src/ipcpd/normal/frct.h
@@ -30,13 +30,9 @@
struct frct_i;
-int frct_init(uint32_t address);
+int frct_init();
int frct_fini();
-/* Called by RMT upon receipt of a PDU for us */
-int frct_rmt_post_sdu(struct pci * pci,
- struct shm_du_buff * sdb);
-
cep_id_t frct_i_create(uint32_t address,
buffer_t * buf,
enum qos_cube cube);
@@ -51,4 +47,7 @@ int frct_i_destroy(cep_id_t id,
int frct_i_write_sdu(cep_id_t id,
struct shm_du_buff * sdb);
+int frct_nm1_post_sdu(struct pci * pci,
+ struct shm_du_buff * sdb);
+
#endif
diff --git a/src/ipcpd/normal/main.c b/src/ipcpd/normal/main.c
index 4611408d..0339eaf4 100644
--- a/src/ipcpd/normal/main.c
+++ b/src/ipcpd/normal/main.c
@@ -109,7 +109,7 @@ static int normal_ipcp_enroll(char * dif_name)
pthread_rwlock_unlock(&ipcpi.state_lock);
- if (fmgr_mgmt_flow(dif_name)) {
+ if (fmgr_nm1_mgmt_flow(dif_name)) {
LOG_ERR("Failed to establish management flow.");
return -1;
}
@@ -163,9 +163,9 @@ static struct ipcp_ops normal_ops = {
.ipcp_enroll = normal_ipcp_enroll,
.ipcp_name_reg = normal_ipcp_name_reg,
.ipcp_name_unreg = normal_ipcp_name_unreg,
- .ipcp_flow_alloc = fmgr_flow_alloc,
- .ipcp_flow_alloc_resp = fmgr_flow_alloc_resp,
- .ipcp_flow_dealloc = fmgr_flow_dealloc
+ .ipcp_flow_alloc = fmgr_np1_alloc,
+ .ipcp_flow_alloc_resp = fmgr_np1_alloc_resp,
+ .ipcp_flow_dealloc = fmgr_np1_dealloc
};
int main(int argc, char * argv[])
diff --git a/src/ipcpd/normal/ribmgr.c b/src/ipcpd/normal/ribmgr.c
index dd17f9bd..c69a59ce 100644
--- a/src/ipcpd/normal/ribmgr.c
+++ b/src/ipcpd/normal/ribmgr.c
@@ -39,7 +39,6 @@
#include "frct.h"
#include "ipcp.h"
#include "cdap_request.h"
-#include "rmt.h"
#include "static_info.pb-c.h"
typedef StaticInfoMsg static_info_msg_t;
@@ -242,7 +241,7 @@ int ribmgr_cdap_write(struct cdap * instance,
rib.address = msg->address;
- if (frct_init(rib.address)) {
+ if (frct_init()) {
ipcp_set_state(IPCP_INIT);
pthread_rwlock_unlock(&ipcpi.state_lock);
cdap_send_reply(instance, invoke_id, -1, NULL, 0);
@@ -251,16 +250,6 @@ int ribmgr_cdap_write(struct cdap * instance,
return -1;
}
- if (rmt_init(rib.address)) {
- ipcp_set_state(IPCP_INIT);
- pthread_rwlock_unlock(&ipcpi.state_lock);
- frct_fini();
- cdap_send_reply(instance, invoke_id, -1, NULL, 0);
- static_info_msg__free_unpacked(msg, NULL);
- LOG_ERR("Failed to init RMT");
- return -1;
- }
-
static_info_msg__free_unpacked(msg, NULL);
} else {
ret = -1;
@@ -540,17 +529,11 @@ int ribmgr_bootstrap(struct dif_config * conf)
/* FIXME: Set correct address. */
rib.address = 0;
- if (frct_init(rib.address)) {
+ if (frct_init()) {
LOG_ERR("Failed to initialize FRCT.");
return -1;
}
- if (rmt_init(rib.address)) {
- LOG_ERR("Failed to initialize RMT.");
- frct_fini();
- return -1;
- }
-
LOG_DBG("Bootstrapped RIB Manager.");
return 0;
@@ -560,3 +543,8 @@ struct dt_const * ribmgr_dt_const()
{
return &(rib.dtc);
}
+
+uint32_t ribmgr_address()
+{
+ return rib.address;
+}
diff --git a/src/ipcpd/normal/ribmgr.h b/src/ipcpd/normal/ribmgr.h
index f776f7eb..ed8bae03 100644
--- a/src/ipcpd/normal/ribmgr.h
+++ b/src/ipcpd/normal/ribmgr.h
@@ -35,6 +35,11 @@ int ribmgr_remove_flow(int fd);
int ribmgr_bootstrap(struct dif_config * conf);
+/*
+ * FIXME: Should we expose the RIB?
+ * Else we may end up with a lot of getters and setters
+ */
struct dt_const * ribmgr_dt_const();
+uint32_t ribmgr_address();
#endif
diff --git a/src/ipcpd/normal/rmt.c b/src/ipcpd/normal/rmt.c
deleted file mode 100644
index fa4c7edd..00000000
--- a/src/ipcpd/normal/rmt.c
+++ /dev/null
@@ -1,195 +0,0 @@
-/*
- * Ouroboros - Copyright (C) 2016
- *
- * The Relaying and Multiplexing task
- *
- * Sander Vrijders <sander.vrijders@intec.ugent.be>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#define OUROBOROS_PREFIX "flow-manager"
-
-#include <ouroboros/config.h>
-#include <ouroboros/logs.h>
-#include <ouroboros/select.h>
-#include <ouroboros/ipcp-dev.h>
-#include <ouroboros/errno.h>
-#include <ouroboros/dev.h>
-
-#include <stdlib.h>
-
-#include "rmt.h"
-#include "config.h"
-#include "frct.h"
-
-struct {
- pthread_t sdu_reader;
- struct flow_set * set;
- uint32_t address;
-
- /*
- * FIXME: Normally the PFF is held here,
- * for now we keep 1 fd to forward a PDU on
- */
- int fd;
-} rmt;
-
-int rmt_init(uint32_t address)
-{
- rmt.set = flow_set_create();
- if (rmt.set == NULL)
- return -1;
-
- rmt.address = address;
-
- return 0;
-}
-
-int rmt_fini()
-{
- flow_set_destroy(rmt.set);
-
- return 0;
-}
-
-void * rmt_sdu_reader(void * o)
-{
- struct timespec timeout = {0, FD_UPDATE_TIMEOUT};
- struct shm_du_buff * sdb;
- struct pci * pci;
-
- while (true) {
- int fd = flow_select(rmt.set, &timeout);
- if (fd == -ETIMEDOUT)
- continue;
-
- if (fd < 0) {
- LOG_ERR("Failed to get active fd.");
- continue;
- }
-
- if (ipcp_flow_read(fd, &sdb)) {
- LOG_ERR("Failed to read SDU from fd %d.", fd);
- continue;
- }
-
- pci = shm_pci_des(sdb);
- if (pci == NULL) {
- LOG_ERR("Failed to get PCI.");
- ipcp_flow_del(sdb);
- continue;
- }
-
- if (pci->dst_addr != rmt.address) {
- LOG_DBG("PDU needs to be forwarded.");
-
- if (pci->ttl == 0) {
- LOG_DBG("TTL was zero.");
- ipcp_flow_del(sdb);
- free(pci);
- continue;
- }
-
- if (shm_pci_dec_ttl(sdb)) {
- LOG_ERR("Failed to decrease TTL.");
- ipcp_flow_del(sdb);
- free(pci);
- continue;
- }
- /*
- * FIXME: Dropping for now, since
- * we don't have a PFF yet
- */
- ipcp_flow_del(sdb);
- free(pci);
- continue;
- }
-
- if (shm_pci_shrink(sdb)) {
- LOG_ERR("Failed to shrink PDU.");
- ipcp_flow_del(sdb);
- free(pci);
- continue;
- }
-
- if (frct_rmt_post_sdu(pci, sdb)) {
- LOG_ERR("Failed to hand PDU to FRCT.");
- ipcp_flow_del(sdb);
- free(pci);
- continue;
- }
- }
-
- return (void *) 0;
-}
-
-int rmt_dt_flow(int fd,
- enum qos_cube qos)
-{
- struct flow_set * set = rmt.set;
- if (set == NULL)
- return -1;
-
- flow_set_add(set, fd);
-
- /* FIXME: This will be removed once we have a PFF */
- rmt.fd = fd;
-
- return 0;
-}
-
-int rmt_frct_write_sdu(struct pci * pci,
- struct shm_du_buff * sdb)
-{
- if (shm_pci_ser(sdb, pci)) {
- LOG_ERR("Failed to serialize PDU.");
- ipcp_flow_del(sdb);
- return -1;
- }
-
- if (ipcp_flow_write(rmt.fd, sdb)) {
- LOG_ERR("Failed to write SDU to fd %d.", rmt.fd);
- ipcp_flow_del(sdb);
- return -1;
- }
-
- return 0;
-}
-
-int rmt_frct_write_buf(struct pci * pci,
- buffer_t * buf)
-{
- buffer_t * buffer;
-
- if (pci == NULL || buf == NULL || buf->data == NULL)
- return -1;
-
- buffer = shm_pci_ser_buf(buf, pci);
- if (buffer == NULL) {
- LOG_ERR("Failed to serialize buffer.");
- free(buf->data);
- return -1;
- }
-
- if (flow_write(rmt.fd, buffer->data, buffer->len) == -1) {
- LOG_ERR("Failed to write buffer to fd.");
- free(buffer);
- return -1;
- }
-
- free(buffer);
- return 0;
-}
diff --git a/src/ipcpd/normal/rmt.h b/src/ipcpd/normal/rmt.h
deleted file mode 100644
index 6ce7a7d7..00000000
--- a/src/ipcpd/normal/rmt.h
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- * Ouroboros - Copyright (C) 2016
- *
- * The Relaying and Multiplexing task
- *
- * Sander Vrijders <sander.vrijders@intec.ugent.be>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#ifndef OUROBOROS_IPCP_RMT_H
-#define OUROBOROS_IPCP_RMT_H
-
-#include <ouroboros/shm_rdrbuff.h>
-#include <ouroboros/utils.h>
-
-#include "dt_const.h"
-#include "shm_pci.h"
-
-int rmt_init(uint32_t address);
-int rmt_fini();
-
-int rmt_dt_flow(int fd,
- enum qos_cube qos);
-
-/* Hand PDU to RMT, SDU from N+1 */
-int rmt_frct_write_sdu(struct pci * pci,
- struct shm_du_buff * sdb);
-
-/* Hand PDU to RMT, SDU from N */
-int rmt_frct_write_buf(struct pci * pci,
- buffer_t * buf);
-
-#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-27 13:53:48 +0000