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authordimitri staessens <dimitri.staessens@ugent.be>2017-04-01 10:04:59 +0000
committerSander Vrijders <sander.vrijders@ugent.be>2017-04-01 10:04:59 +0000
commitd9f3619d791fef7d79127556304a4aa4f1cda50a (patch)
treeefd58bca3a7c0d2302bbc9c9eaffa1d0dc95ad89 /src/lib
parentd9d3d3010511a1893e5fffdfbc5378db59233a1e (diff)
parentd426058a82137d3186a245b0548a262fbd35761b (diff)
downloadouroboros-d9f3619d791fef7d79127556304a4aa4f1cda50a.tar.gz
ouroboros-d9f3619d791fef7d79127556304a4aa4f1cda50a.zip
Merged in dstaesse/ouroboros/be-fixes (pull request #447)
Be fixes
Diffstat (limited to 'src/lib')
-rw-r--r--src/lib/cdap.c11
-rw-r--r--src/lib/cdap_req.c6
-rw-r--r--src/lib/cdap_req.h1
-rw-r--r--src/lib/dev.c18
-rw-r--r--src/lib/shm_rdrbuff.c12
5 files changed, 34 insertions, 14 deletions
diff --git a/src/lib/cdap.c b/src/lib/cdap.c
index 824f2c5d..f0db2419 100644
--- a/src/lib/cdap.c
+++ b/src/lib/cdap.c
@@ -183,8 +183,8 @@ static struct cdap_rcvd * cdap_rcvd_get_by_key(struct cdap * instance,
list_for_each_safe(p, h, &instance->rcvd) {
rcvd = list_entry(p, struct cdap_rcvd, next);
if (rcvd->key == key) {
- pthread_mutex_unlock(&instance->rcvd_lock);
list_del(&rcvd->next);
+ pthread_mutex_unlock(&instance->rcvd_lock);
return rcvd;
}
}
@@ -669,6 +669,7 @@ cdap_key_t * cdap_request_send(struct cdap * instance,
pthread_rwlock_unlock(&instance->flows_lock);
release_id(instance, *key);
release_id(instance, iid);
+ *key = INVALID_CDAP_KEY;
return keys;
}
@@ -678,13 +679,17 @@ cdap_key_t * cdap_request_send(struct cdap * instance,
cdap_sent_del(instance, req);
release_id(instance, *key);
release_id(instance, iid);
+ *key = INVALID_CDAP_KEY;
return keys;
}
if (ret < 0) {
+ pthread_rwlock_unlock(&instance->flows_lock);
cdap_sent_del(instance, req);
release_id(instance, *key);
release_id(instance, iid);
+ *key = INVALID_CDAP_KEY;
+ return keys;
}
++key;
@@ -717,6 +722,7 @@ int cdap_reply_wait(struct cdap * instance,
if (ret < 0) {
cdap_sent_del(instance, r);
release_id(instance, iid);
+ release_id(instance, key);
return ret;
}
@@ -731,6 +737,7 @@ int cdap_reply_wait(struct cdap * instance,
cdap_sent_del(instance, r);
release_id(instance, iid);
+ release_id(instance, key);
return ret;
}
@@ -766,6 +773,8 @@ cdap_key_t cdap_request_wait(struct cdap * instance,
}
}
+ assert(rcv->proc == false);
+
rcv->proc = true;
list_del(&rcv->next);
list_add_tail(&rcv->next, &instance->rcvd);
diff --git a/src/lib/cdap_req.c b/src/lib/cdap_req.c
index df748058..4eab6fa6 100644
--- a/src/lib/cdap_req.c
+++ b/src/lib/cdap_req.c
@@ -76,6 +76,7 @@ void cdap_req_destroy(struct cdap_req * creq)
creq->state = REQ_NULL;
pthread_cond_broadcast(&creq->cond);
break;
+ case REQ_INIT_PENDING:
case REQ_PENDING:
case REQ_RESPONSE:
creq->state = REQ_DESTROY;
@@ -151,7 +152,10 @@ void cdap_req_respond(struct cdap_req * creq,
pthread_mutex_lock(&creq->lock);
- while (creq->state == REQ_INIT)
+ if (creq->state == REQ_INIT)
+ creq->state = REQ_INIT_PENDING;
+
+ while (creq->state == REQ_INIT_PENDING)
pthread_cond_wait(&creq->cond, &creq->lock);
if (creq->state != REQ_PENDING) {
diff --git a/src/lib/cdap_req.h b/src/lib/cdap_req.h
index 648ebc75..b21467f3 100644
--- a/src/lib/cdap_req.h
+++ b/src/lib/cdap_req.h
@@ -36,6 +36,7 @@ typedef cdap_key_t invoke_id_t;
enum creq_state {
REQ_NULL = 0,
REQ_INIT,
+ REQ_INIT_PENDING,
REQ_PENDING,
REQ_RESPONSE,
REQ_DONE,
diff --git a/src/lib/dev.c b/src/lib/dev.c
index e19083c3..5acbada2 100644
--- a/src/lib/dev.c
+++ b/src/lib/dev.c
@@ -555,6 +555,7 @@ int flow_alloc(const char * dst_name,
ai.flows[fd].api = recv_msg->api;
ai.flows[fd].cube = recv_msg->qoscube;
+ ai.ports[recv_msg->port_id].fd = fd;
ai.ports[recv_msg->port_id].state = PORT_ID_ASSIGNED;
pthread_rwlock_unlock(&ai.flows_lock);
@@ -921,7 +922,7 @@ struct fqueue * fqueue_create()
if (fq == NULL)
return NULL;
- memset(fq->fqueue, -1, SHM_BUFFER_SIZE);
+ memset(fq->fqueue, -1, (SHM_BUFFER_SIZE) * sizeof(*fq->fqueue));
fq->fqsize = 0;
fq->next = 0;
@@ -1021,11 +1022,8 @@ int fqueue_next(struct fqueue * fq)
if (fq == NULL)
return -EINVAL;
- if (fq->next == fq->fqsize) {
- fq->fqsize = 0;
- fq->next = 0;
+ if (fq->fqsize == 0)
return -EPERM;
- }
pthread_rwlock_rdlock(&ai.data_lock);
pthread_rwlock_rdlock(&ai.flows_lock);
@@ -1035,6 +1033,11 @@ int fqueue_next(struct fqueue * fq)
pthread_rwlock_unlock(&ai.flows_lock);
pthread_rwlock_unlock(&ai.data_lock);
+ if (fq->next == fq->fqsize) {
+ fq->fqsize = 0;
+ fq->next = 0;
+ }
+
return fd;
}
@@ -1319,6 +1322,9 @@ int ipcp_flow_read(int fd,
int port_id = -1;
struct shm_rbuff * rb;
+ assert(fd >=0);
+ assert(sdb);
+
pthread_rwlock_rdlock(&ai.data_lock);
pthread_rwlock_rdlock(&ai.flows_lock);
@@ -1427,6 +1433,8 @@ ssize_t local_flow_read(int fd)
{
ssize_t ret;
+ assert(fd >= 0);
+
pthread_rwlock_rdlock(&ai.data_lock);
pthread_rwlock_rdlock(&ai.flows_lock);
diff --git a/src/lib/shm_rdrbuff.c b/src/lib/shm_rdrbuff.c
index b8d73650..9dffdf74 100644
--- a/src/lib/shm_rdrbuff.c
+++ b/src/lib/shm_rdrbuff.c
@@ -380,6 +380,8 @@ ssize_t shm_rdrbuff_write(struct shm_rdrbuff * rdrb,
sdb->flags = SDB_VALID;
sdb->idx = *rdrb->head;
#ifdef SHM_RDRB_MULTI_BLOCK
+ sdb->blocks = blocks;
+
*rdrb->head = (*rdrb->head + blocks) & ((SHM_BUFFER_SIZE) - 1);
#else
*rdrb->head = (*rdrb->head + 1) & ((SHM_BUFFER_SIZE) - 1);
@@ -389,9 +391,7 @@ ssize_t shm_rdrbuff_write(struct shm_rdrbuff * rdrb,
sdb->size = size;
sdb->du_head = headspace;
sdb->du_tail = sdb->du_head + len;
-#ifdef SHM_RDRB_MULTI_BLOCK
- sdb->blocks = blocks;
-#endif
+
memcpy(((uint8_t *) (sdb + 1)) + headspace, data, len);
return sdb->idx;
@@ -461,6 +461,8 @@ ssize_t shm_rdrbuff_write_b(struct shm_rdrbuff * rdrb,
sdb->flags = SDB_VALID;
sdb->idx = *rdrb->head;
#ifdef SHM_RDRB_MULTI_BLOCK
+ sdb->blocks = blocks;
+
*rdrb->head = (*rdrb->head + blocks) & ((SHM_BUFFER_SIZE) - 1);
#else
*rdrb->head = (*rdrb->head + 1) & ((SHM_BUFFER_SIZE) - 1);
@@ -470,12 +472,8 @@ ssize_t shm_rdrbuff_write_b(struct shm_rdrbuff * rdrb,
sdb->size = size;
sdb->du_head = headspace;
sdb->du_tail = sdb->du_head + len;
-#ifdef SHM_RDRB_MULTI_BLOCK
- sdb->blocks = blocks;
-#endif
memcpy(((uint8_t *) (sdb + 1)) + headspace, data, len);
-
return sdb->idx;
}