lib: Rename port_id to flow_id

Renames port_id to flow_id according to updated nomenclature.

Signed-off-by: Dimitri Staessens <dimitri.staessens@ugent.be>
Signed-off-by: Sander Vrijders <sander.vrijders@ugent.be>

7 files changed, 84 insertions, 84 deletions

diff --git a/src/lib/dev.c b/src/lib/dev.c
index 00dcf991..117ce49d 100644
--- a/src/lib/dev.c
+++ b/src/lib/dev.c
@@ -91,7 +91,7 @@ struct flow {
         struct shm_rbuff *    rx_rb;
         struct shm_rbuff *    tx_rb;
         struct shm_flow_set * set;
-        int                   port_id;
+        int                   flow_id;
         int                   oflags;
         qosspec_t             spec;
         ssize_t               part_idx;
@@ -167,12 +167,12 @@ static void port_set_state(struct port *   p,
         pthread_mutex_unlock(&p->state_lock);
 }
 
-static enum port_state port_wait_assign(int port_id)
+static enum port_state port_wait_assign(int flow_id)
 {
         enum port_state state;
         struct port *   p;
 
-        p = &ai.ports[port_id];
+        p = &ai.ports[flow_id];
 
         pthread_mutex_lock(&p->state_lock);
 
@@ -231,7 +231,7 @@ static void flow_clear(int fd)
 {
         memset(&ai.flows[fd], 0, sizeof(ai.flows[fd]));
 
-        ai.flows[fd].port_id  = -1;
+        ai.flows[fd].flow_id  = -1;
         ai.flows[fd].pid      = -1;
 }
 
@@ -239,8 +239,8 @@ static void flow_fini(int fd)
 {
         assert(fd >= 0 && fd < SYS_MAX_FLOWS);
 
-        if (ai.flows[fd].port_id != -1) {
-                port_destroy(&ai.ports[ai.flows[fd].port_id]);
+        if (ai.flows[fd].flow_id != -1) {
+                port_destroy(&ai.ports[ai.flows[fd].flow_id]);
                 bmp_release(ai.fds, fd);
         }
 
@@ -256,7 +256,7 @@ static void flow_fini(int fd)
 
         if (ai.flows[fd].set != NULL) {
                 shm_flow_set_notify(ai.flows[fd].set,
-                                    ai.flows[fd].port_id,
+                                    ai.flows[fd].flow_id,
                                     FLOW_DEALLOC);
                 shm_flow_set_close(ai.flows[fd].set);
         }
@@ -267,7 +267,7 @@ static void flow_fini(int fd)
         flow_clear(fd);
 }
 
-static int flow_init(int       port_id,
+static int flow_init(int       flow_id,
                      pid_t     pid,
                      qosspec_t qs)
 {
@@ -282,11 +282,11 @@ static int flow_init(int       port_id,
                 goto fail_fds;
         }
 
-        ai.flows[fd].rx_rb = shm_rbuff_open(ai.pid, port_id);
+        ai.flows[fd].rx_rb = shm_rbuff_open(ai.pid, flow_id);
         if (ai.flows[fd].rx_rb == NULL)
                 goto fail;
 
-        ai.flows[fd].tx_rb = shm_rbuff_open(pid, port_id);
+        ai.flows[fd].tx_rb = shm_rbuff_open(pid, flow_id);
         if (ai.flows[fd].tx_rb == NULL)
                 goto fail;
 
@@ -294,15 +294,15 @@ static int flow_init(int       port_id,
         if (ai.flows[fd].set == NULL)
                 goto fail;
 
-        ai.flows[fd].port_id  = port_id;
+        ai.flows[fd].flow_id  = flow_id;
         ai.flows[fd].oflags   = FLOWFDEFAULT;
         ai.flows[fd].pid      = pid;
         ai.flows[fd].part_idx = NO_PART;
         ai.flows[fd].spec     = qs;
 
-        ai.ports[port_id].fd = fd;
+        ai.ports[flow_id].fd = fd;
 
-        port_set_state(&ai.ports[port_id], PORT_ID_ASSIGNED);
+        port_set_state(&ai.ports[flow_id], PORT_ID_ASSIGNED);
 
         pthread_rwlock_unlock(&ai.lock);
 
@@ -446,7 +446,7 @@ static void fini(void)
         pthread_rwlock_wrlock(&ai.lock);
 
         for (i = 0; i < PROG_MAX_FLOWS; ++i) {
-                if (ai.flows[i].port_id != -1) {
+                if (ai.flows[i].flow_id != -1) {
                         ssize_t idx;
                         shm_rbuff_set_acl(ai.flows[i].rx_rb, ACL_FLOWDOWN);
                         while ((idx = shm_rbuff_read(ai.flows[i].rx_rb)) >= 0)
@@ -522,13 +522,13 @@ int flow_accept(qosspec_t *             qs,
                 return res;
         }
 
-        if (!recv_msg->has_pid || !recv_msg->has_port_id ||
+        if (!recv_msg->has_pid || !recv_msg->has_flow_id ||
             recv_msg->qosspec == NULL) {
                 irm_msg__free_unpacked(recv_msg, NULL);
                 return -EIRMD;
         }
 
-        fd = flow_init(recv_msg->port_id, recv_msg->pid,
+        fd = flow_init(recv_msg->flow_id, recv_msg->pid,
                        msg_to_spec(recv_msg->qosspec));
 
         irm_msg__free_unpacked(recv_msg, NULL);
@@ -595,12 +595,12 @@ int flow_alloc(const char *            dst,
                 return res;
         }
 
-        if (!recv_msg->has_pid || !recv_msg->has_port_id) {
+        if (!recv_msg->has_pid || !recv_msg->has_flow_id) {
                 irm_msg__free_unpacked(recv_msg, NULL);
                 return -EIRMD;
         }
 
-        fd = flow_init(recv_msg->port_id, recv_msg->pid,
+        fd = flow_init(recv_msg->flow_id, recv_msg->pid,
                        qs == NULL ? qos_raw : *qs);
 
         irm_msg__free_unpacked(recv_msg, NULL);
@@ -635,15 +635,15 @@ int flow_dealloc(int fd)
                 return -EINVAL;
 
         msg.code         = IRM_MSG_CODE__IRM_FLOW_DEALLOC;
-        msg.has_port_id  = true;
+        msg.has_flow_id  = true;
         msg.has_pid      = true;
         msg.pid          = ai.pid;
 
         pthread_rwlock_rdlock(&ai.lock);
 
-        assert(ai.flows[fd].port_id >= 0);
+        assert(ai.flows[fd].flow_id >= 0);
 
-        msg.port_id = ai.flows[fd].port_id;
+        msg.flow_id = ai.flows[fd].flow_id;
 
         pthread_rwlock_unlock(&ai.lock);
 
@@ -690,7 +690,7 @@ int fccntl(int fd,
 
         pthread_rwlock_wrlock(&ai.lock);
 
-        if (flow->port_id < 0) {
+        if (flow->flow_id < 0) {
                 pthread_rwlock_unlock(&ai.lock);
                 va_end(l);
                 return -ENOTALLOC;
@@ -762,13 +762,13 @@ int fccntl(int fd,
                         rx_acl |= ACL_FLOWDOWN;
                         tx_acl |= ACL_FLOWDOWN;
                         shm_flow_set_notify(flow->set,
-                                            flow->port_id,
+                                            flow->flow_id,
                                             FLOW_DOWN);
                 } else {
                         rx_acl &= ~ACL_FLOWDOWN;
                         tx_acl &= ~ACL_FLOWDOWN;
                         shm_flow_set_notify(flow->set,
-                                            flow->port_id,
+                                            flow->flow_id,
                                             FLOW_UP);
                 }
 
@@ -836,7 +836,7 @@ ssize_t flow_write(int          fd,
 
         pthread_rwlock_rdlock(&ai.lock);
 
-        if (flow->port_id < 0) {
+        if (flow->flow_id < 0) {
                 pthread_rwlock_unlock(&ai.lock);
                 return -ENOTALLOC;
         }
@@ -880,7 +880,7 @@ ssize_t flow_write(int          fd,
         if (ret < 0)
                 shm_rdrbuff_remove(ai.rdrb, idx);
         else
-                shm_flow_set_notify(flow->set, flow->port_id, FLOW_PKT);
+                shm_flow_set_notify(flow->set, flow->flow_id, FLOW_PKT);
 
         pthread_rwlock_unlock(&ai.lock);
 
@@ -918,7 +918,7 @@ ssize_t flow_read(int    fd,
 
         pthread_rwlock_rdlock(&ai.lock);
 
-        if (flow->port_id < 0) {
+        if (flow->flow_id < 0) {
                 pthread_rwlock_unlock(&ai.lock);
                 return -ENOTALLOC;
         }
@@ -1050,11 +1050,11 @@ int fset_add(struct flow_set * set,
 
         pthread_rwlock_wrlock(&ai.lock);
 
-        ret = shm_flow_set_add(ai.fqset, set->idx, ai.flows[fd].port_id);
+        ret = shm_flow_set_add(ai.fqset, set->idx, ai.flows[fd].flow_id);
 
         packets = shm_rbuff_queued(ai.flows[fd].rx_rb);
         for (i = 0; i < packets; i++)
-                shm_flow_set_notify(ai.fqset, ai.flows[fd].port_id, FLOW_PKT);
+                shm_flow_set_notify(ai.fqset, ai.flows[fd].flow_id, FLOW_PKT);
 
         pthread_rwlock_unlock(&ai.lock);
 
@@ -1069,8 +1069,8 @@ void fset_del(struct flow_set * set,
 
         pthread_rwlock_wrlock(&ai.lock);
 
-        if (ai.flows[fd].port_id >= 0)
-                shm_flow_set_del(ai.fqset, set->idx, ai.flows[fd].port_id);
+        if (ai.flows[fd].flow_id >= 0)
+                shm_flow_set_del(ai.fqset, set->idx, ai.flows[fd].flow_id);
 
         pthread_rwlock_unlock(&ai.lock);
 }
@@ -1085,12 +1085,12 @@ bool fset_has(const struct flow_set * set,
 
         pthread_rwlock_rdlock(&ai.lock);
 
-        if (ai.flows[fd].port_id < 0) {
+        if (ai.flows[fd].flow_id < 0) {
                 pthread_rwlock_unlock(&ai.lock);
                 return false;
         }
 
-        ret = (shm_flow_set_has(ai.fqset, set->idx, ai.flows[fd].port_id) == 1);
+        ret = (shm_flow_set_has(ai.fqset, set->idx, ai.flows[fd].flow_id) == 1);
 
         pthread_rwlock_unlock(&ai.lock);
 
@@ -1166,35 +1166,35 @@ int fevent(struct flow_set *       set,
 /* ipcp-dev functions. */
 
 int np1_flow_alloc(pid_t     n_pid,
-                   int       port_id,
+                   int       flow_id,
                    qosspec_t qs)
 {
-        return flow_init(port_id, n_pid, qs);
+        return flow_init(flow_id, n_pid, qs);
 }
 
-int np1_flow_dealloc(int port_id)
+int np1_flow_dealloc(int flow_id)
 {
         int fd;
 
         pthread_rwlock_rdlock(&ai.lock);
 
-        fd = ai.ports[port_id].fd;
+        fd = ai.ports[flow_id].fd;
 
         pthread_rwlock_unlock(&ai.lock);
 
         return fd;
 }
 
-int np1_flow_resp(int port_id)
+int np1_flow_resp(int flow_id)
 {
         int fd;
 
-        if (port_wait_assign(port_id) != PORT_ID_ASSIGNED)
+        if (port_wait_assign(flow_id) != PORT_ID_ASSIGNED)
                 return -1;
 
         pthread_rwlock_rdlock(&ai.lock);
 
-        fd = ai.ports[port_id].fd;
+        fd = ai.ports[flow_id].fd;
 
         pthread_rwlock_unlock(&ai.lock);
 
@@ -1254,7 +1254,7 @@ int ipcp_flow_req_arr(pid_t           pid,
         if (recv_msg == NULL)
                 return -EIRMD;
 
-        if (!recv_msg->has_port_id || !recv_msg->has_pid) {
+        if (!recv_msg->has_flow_id || !recv_msg->has_pid) {
                 irm_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
@@ -1264,7 +1264,7 @@ int ipcp_flow_req_arr(pid_t           pid,
                 return -1;
         }
 
-        fd = flow_init(recv_msg->port_id, recv_msg->pid, qs);
+        fd = flow_init(recv_msg->flow_id, recv_msg->pid, qs);
 
         irm_msg__free_unpacked(recv_msg, NULL);
 
@@ -1281,11 +1281,11 @@ int ipcp_flow_alloc_reply(int fd,
         assert(fd >= 0 && fd < SYS_MAX_FLOWS);
 
         msg.code         = IRM_MSG_CODE__IPCP_FLOW_ALLOC_REPLY;
-        msg.has_port_id  = true;
+        msg.has_flow_id  = true;
 
         pthread_rwlock_rdlock(&ai.lock);
 
-        msg.port_id = ai.flows[fd].port_id;
+        msg.flow_id = ai.flows[fd].flow_id;
 
         pthread_rwlock_unlock(&ai.lock);
 
@@ -1322,7 +1322,7 @@ int ipcp_flow_read(int                   fd,
 
         pthread_rwlock_rdlock(&ai.lock);
 
-        assert(flow->port_id >= 0);
+        assert(flow->flow_id >= 0);
 
         rb = flow->rx_rb;
 
@@ -1360,7 +1360,7 @@ int ipcp_flow_write(int                  fd,
 
         pthread_rwlock_rdlock(&ai.lock);
 
-        assert(flow->port_id >= 0);
+        assert(flow->flow_id >= 0);
 
         if ((flow->oflags & FLOWFACCMODE) == FLOWFRDONLY) {
                 pthread_rwlock_unlock(&ai.lock);
@@ -1378,7 +1378,7 @@ int ipcp_flow_write(int                  fd,
 
         ret = shm_rbuff_write(flow->tx_rb, idx);
         if (ret == 0)
-                shm_flow_set_notify(flow->set, flow->port_id, FLOW_PKT);
+                shm_flow_set_notify(flow->set, flow->flow_id, FLOW_PKT);
 
         pthread_rwlock_unlock(&ai.lock);
 
@@ -1424,7 +1424,7 @@ void ipcp_flow_fini(int fd)
         shm_rbuff_set_acl(ai.flows[fd].tx_rb, ACL_FLOWDOWN);
 
         shm_flow_set_notify(ai.flows[fd].set,
-                            ai.flows[fd].port_id,
+                            ai.flows[fd].flow_id,
                             FLOW_DEALLOC);
 
         rx_rb = ai.flows[fd].rx_rb;
@@ -1444,7 +1444,7 @@ int ipcp_flow_get_qoscube(int         fd,
 
         pthread_rwlock_rdlock(&ai.lock);
 
-        assert(ai.flows[fd].port_id >= 0);
+        assert(ai.flows[fd].flow_id >= 0);
 
         *cube = qos_spec_to_cube(ai.flows[fd].spec);
 
@@ -1480,14 +1480,14 @@ int local_flow_write(int    fd,
 
         pthread_rwlock_rdlock(&ai.lock);
 
-        if (flow->port_id < 0) {
+        if (flow->flow_id < 0) {
                 pthread_rwlock_unlock(&ai.lock);
                 return -ENOTALLOC;
         }
 
         ret = shm_rbuff_write(flow->tx_rb, idx);
         if (ret == 0)
-                shm_flow_set_notify(flow->set, flow->port_id, FLOW_PKT);
+                shm_flow_set_notify(flow->set, flow->flow_id, FLOW_PKT);
 
         pthread_rwlock_unlock(&ai.lock);
 
diff --git a/src/lib/ipcpd_messages.proto b/src/lib/ipcpd_messages.proto
index 48198a5b..ae1014ac 100644
--- a/src/lib/ipcpd_messages.proto
+++ b/src/lib/ipcpd_messages.proto
@@ -42,7 +42,7 @@ enum ipcp_msg_code {
 message ipcp_msg {
         required ipcp_msg_code code        =  1;
         optional bytes hash                =  2;
-        optional int32 port_id             =  3;
+        optional int32 flow_id             =  3;
         optional string dst                =  4;
         optional qosspec_msg qosspec       =  5;
         optional ipcp_config_msg conf      =  6;
diff --git a/src/lib/irmd_messages.proto b/src/lib/irmd_messages.proto
index 2ed2ec37..351b4a8e 100644
--- a/src/lib/irmd_messages.proto
+++ b/src/lib/irmd_messages.proto
@@ -67,7 +67,7 @@ message irm_msg {
         optional sint32 response      =  8;
         optional string dst           =  9;
         optional bytes  hash          = 10;
-        optional sint32 port_id       = 11;
+        optional sint32 flow_id       = 11;
         optional qosspec_msg qosspec  = 12;
         optional ipcp_config_msg conf = 13;
         optional uint32 opts          = 14;
diff --git a/src/lib/shm_flow_set.c b/src/lib/shm_flow_set.c
index 008e4a0d..1c94c599 100644
--- a/src/lib/shm_flow_set.c
+++ b/src/lib/shm_flow_set.c
@@ -64,7 +64,7 @@
 #define fqueue_ptr(fs, idx) (fs->fqueues + (SHM_BUFFER_SIZE) * idx)
 
 struct portevent {
-        int port_id;
+        int flow_id;
         int event;
 };
 
@@ -268,20 +268,20 @@ void shm_flow_set_zero(struct shm_flow_set * set,
 
 int shm_flow_set_add(struct shm_flow_set * set,
                      size_t                idx,
-                     int                   port_id)
+                     int                   flow_id)
 {
         assert(set);
-        assert(!(port_id < 0) && port_id < SYS_MAX_FLOWS);
+        assert(!(flow_id < 0) && flow_id < SYS_MAX_FLOWS);
         assert(idx < PROG_MAX_FQUEUES);
 
         pthread_mutex_lock(set->lock);
 
-        if (set->mtable[port_id] != -1) {
+        if (set->mtable[flow_id] != -1) {
                 pthread_mutex_unlock(set->lock);
                 return -EPERM;
         }
 
-        set->mtable[port_id] = idx;
+        set->mtable[flow_id] = idx;
 
         pthread_mutex_unlock(set->lock);
 
@@ -290,33 +290,33 @@ int shm_flow_set_add(struct shm_flow_set * set,
 
 void shm_flow_set_del(struct shm_flow_set * set,
                       size_t                idx,
-                      int                   port_id)
+                      int                   flow_id)
 {
         assert(set);
-        assert(!(port_id < 0) && port_id < SYS_MAX_FLOWS);
+        assert(!(flow_id < 0) && flow_id < SYS_MAX_FLOWS);
         assert(idx < PROG_MAX_FQUEUES);
 
         pthread_mutex_lock(set->lock);
 
-        if (set->mtable[port_id] == (ssize_t) idx)
-                set->mtable[port_id] = -1;
+        if (set->mtable[flow_id] == (ssize_t) idx)
+                set->mtable[flow_id] = -1;
 
         pthread_mutex_unlock(set->lock);
 }
 
 int shm_flow_set_has(struct shm_flow_set * set,
                      size_t                idx,
-                     int                   port_id)
+                     int                   flow_id)
 {
         int ret = 0;
 
         assert(set);
-        assert(!(port_id < 0) && port_id < SYS_MAX_FLOWS);
+        assert(!(flow_id < 0) && flow_id < SYS_MAX_FLOWS);
         assert(idx < PROG_MAX_FQUEUES);
 
         pthread_mutex_lock(set->lock);
 
-        if (set->mtable[port_id] == (ssize_t) idx)
+        if (set->mtable[flow_id] == (ssize_t) idx)
                 ret = 1;
 
         pthread_mutex_unlock(set->lock);
@@ -325,25 +325,25 @@ int shm_flow_set_has(struct shm_flow_set * set,
 }
 
 void shm_flow_set_notify(struct shm_flow_set * set,
-                         int                   port_id,
+                         int                   flow_id,
                          int                   event)
 {
         assert(set);
-        assert(!(port_id < 0) && port_id < SYS_MAX_FLOWS);
+        assert(!(flow_id < 0) && flow_id < SYS_MAX_FLOWS);
 
         pthread_mutex_lock(set->lock);
 
-        if (set->mtable[port_id] == -1) {
+        if (set->mtable[flow_id] == -1) {
                 pthread_mutex_unlock(set->lock);
                 return;
         }
 
-        (fqueue_ptr(set, set->mtable[port_id]) +
-         (set->heads[set->mtable[port_id]]))->port_id = port_id;
-        (fqueue_ptr(set, set->mtable[port_id]) +
-         (set->heads[set->mtable[port_id]])++)->event = event;
+        (fqueue_ptr(set, set->mtable[flow_id]) +
+         (set->heads[set->mtable[flow_id]]))->flow_id = flow_id;
+        (fqueue_ptr(set, set->mtable[flow_id]) +
+         (set->heads[set->mtable[flow_id]])++)->event = event;
 
-        pthread_cond_signal(&set->conds[set->mtable[port_id]]);
+        pthread_cond_signal(&set->conds[set->mtable[flow_id]]);
 
         pthread_mutex_unlock(set->lock);
 }
diff --git a/src/lib/shm_rbuff.c b/src/lib/shm_rbuff.c
index 5319e89c..a6eab699 100644
--- a/src/lib/shm_rbuff.c
+++ b/src/lib/shm_rbuff.c
@@ -66,7 +66,7 @@ struct shm_rbuff {
         pthread_cond_t *  add;      /* packet arrived                */
         pthread_cond_t *  del;      /* packet removed                */
         pid_t             pid;      /* pid of the owner              */
-        int               port_id;  /* port_id of the flow           */
+        int               flow_id;  /* flow_id of the flow           */
 };
 
 void shm_rbuff_close(struct shm_rbuff * rb)
@@ -81,7 +81,7 @@ void shm_rbuff_close(struct shm_rbuff * rb)
 #define MM_FLAGS (PROT_READ | PROT_WRITE)
 
 struct shm_rbuff * rbuff_create(pid_t pid,
-                                int   port_id,
+                                int   flow_id,
                                 int   flags)
 {
         struct shm_rbuff * rb;
@@ -89,7 +89,7 @@ struct shm_rbuff * rbuff_create(pid_t pid,
         ssize_t *          shm_base;
         char               fn[FN_MAX_CHARS];
 
-        sprintf(fn, SHM_RBUFF_PREFIX "%d.%d", pid, port_id);
+        sprintf(fn, SHM_RBUFF_PREFIX "%d.%d", pid, flow_id);
 
         rb = malloc(sizeof(*rb));
         if (rb == NULL)
@@ -116,7 +116,7 @@ struct shm_rbuff * rbuff_create(pid_t pid,
         rb->add      = (pthread_cond_t *) (rb->lock + 1);
         rb->del      = rb->add + 1;
         rb->pid      = pid;
-        rb->port_id  = port_id;
+        rb->flow_id  = flow_id;
 
         return rb;
 
@@ -131,7 +131,7 @@ struct shm_rbuff * rbuff_create(pid_t pid,
 }
 
 struct shm_rbuff * shm_rbuff_create(pid_t pid,
-                                    int   port_id)
+                                    int   flow_id)
 {
         struct shm_rbuff *  rb;
         pthread_mutexattr_t mattr;
@@ -140,7 +140,7 @@ struct shm_rbuff * shm_rbuff_create(pid_t pid,
 
         mask = umask(0);
 
-        rb = rbuff_create(pid, port_id, O_CREAT | O_EXCL | O_RDWR);
+        rb = rbuff_create(pid, flow_id, O_CREAT | O_EXCL | O_RDWR);
 
         umask(mask);
 
@@ -175,7 +175,7 @@ struct shm_rbuff * shm_rbuff_create(pid_t pid,
         *rb->tail = 0;
 
         rb->pid = pid;
-        rb->port_id = port_id;
+        rb->flow_id = flow_id;
 
         pthread_mutexattr_destroy(&mattr);
         pthread_condattr_destroy(&cattr);
@@ -197,9 +197,9 @@ struct shm_rbuff * shm_rbuff_create(pid_t pid,
 }
 
 struct shm_rbuff * shm_rbuff_open(pid_t pid,
-                                  int   port_id)
+                                  int   flow_id)
 {
-        return rbuff_create(pid, port_id, O_RDWR);
+        return rbuff_create(pid, flow_id, O_RDWR);
 }
 
 #if (defined(SHM_RBUFF_LOCKLESS) &&                            \
diff --git a/src/lib/shm_rbuff_ll.c b/src/lib/shm_rbuff_ll.c
index 43eac7f6..0fc9ae7b 100644
--- a/src/lib/shm_rbuff_ll.c
+++ b/src/lib/shm_rbuff_ll.c
@@ -29,7 +29,7 @@ void shm_rbuff_destroy(struct shm_rbuff * rb)
 
         assert(rb);
 
-        sprintf(fn, SHM_RBUFF_PREFIX "%d.%d", rb->pid, rb->port_id);
+        sprintf(fn, SHM_RBUFF_PREFIX "%d.%d", rb->pid, rb->flow_id);
 
         shm_rbuff_close(rb);
 
diff --git a/src/lib/shm_rbuff_pthr.c b/src/lib/shm_rbuff_pthr.c
index c74503ff..51d801f6 100644
--- a/src/lib/shm_rbuff_pthr.c
+++ b/src/lib/shm_rbuff_pthr.c
@@ -33,7 +33,7 @@ void shm_rbuff_destroy(struct shm_rbuff * rb)
 
         pthread_mutex_unlock(rb->lock);
 #endif
-        sprintf(fn, SHM_RBUFF_PREFIX "%d.%d", rb->pid, rb->port_id);
+        sprintf(fn, SHM_RBUFF_PREFIX "%d.%d", rb->pid, rb->flow_id);
 
         shm_rbuff_close(rb);