summaryrefslogtreecommitdiff
path: root/src/lib/dev.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/lib/dev.c')
-rw-r--r--src/lib/dev.c109
1 files changed, 65 insertions, 44 deletions
diff --git a/src/lib/dev.c b/src/lib/dev.c
index a0c47403..3d527943 100644
--- a/src/lib/dev.c
+++ b/src/lib/dev.c
@@ -189,6 +189,37 @@ static int api_announce(char * ap_name)
return ret;
}
+static void reset_flow(int fd)
+{
+ assert (!(fd < 0));
+
+ if (ai.flows[fd].port_id != -1)
+ port_destroy(&ai.ports[ai.flows[fd].port_id]);
+
+ ai.flows[fd].port_id = -1;
+ if (ai.flows[fd].rx_rb != NULL) {
+ shm_rbuff_close(ai.flows[fd].rx_rb);
+ ai.flows[fd].rx_rb = NULL;
+ }
+ if (ai.flows[fd].tx_rb != NULL) {
+ shm_rbuff_close(ai.flows[fd].tx_rb);
+ ai.flows[fd].tx_rb = NULL;
+ }
+
+ if (ai.flows[fd].set != NULL) {
+ shm_flow_set_close(ai.flows[fd].set);
+ ai.flows[fd].set = NULL;
+ }
+
+ ai.flows[fd].oflags = 0;
+ ai.flows[fd].api = -1;
+
+ if (ai.flows[fd].timeout != NULL) {
+ free(ai.flows[fd].timeout);
+ ai.flows[fd].timeout = NULL;
+ }
+}
+
int ap_init(char * ap_name)
{
int i = 0;
@@ -288,13 +319,8 @@ void ap_fini()
ssize_t idx;
while ((idx = shm_rbuff_read(ai.flows[i].rx_rb)) >= 0)
shm_rdrbuff_remove(ai.rdrb, idx);
- shm_rbuff_close(ai.flows[i].rx_rb);
- shm_rbuff_close(ai.flows[i].tx_rb);
- shm_flow_set_close(ai.flows[i].set);
}
-
- if (ai.flows[i].timeout != NULL)
- free(ai.flows[i].timeout);
+ reset_flow(i);
}
for (i = 0; i < IRMD_MAX_FLOWS; ++i) {
@@ -315,7 +341,6 @@ void ap_fini()
pthread_rwlock_destroy(&ai.data_lock);
}
-
int flow_accept(char ** ae_name, struct qos_spec * qos)
{
irm_msg_t msg = IRM_MSG__INIT;
@@ -355,6 +380,7 @@ int flow_accept(char ** ae_name, struct qos_spec * qos)
ai.flows[fd].rx_rb = shm_rbuff_open(ai.api, recv_msg->port_id);
if (ai.flows[fd].rx_rb == NULL) {
+ reset_flow(fd);
bmp_release(ai.fds, fd);
pthread_rwlock_unlock(&ai.flows_lock);
pthread_rwlock_unlock(&ai.data_lock);
@@ -364,9 +390,8 @@ int flow_accept(char ** ae_name, struct qos_spec * qos)
ai.flows[fd].set = shm_flow_set_open(recv_msg->api);
if (ai.flows[fd].set == NULL) {
+ reset_flow(fd);
bmp_release(ai.fds, fd);
- shm_rbuff_close(ai.flows[fd].rx_rb);
- shm_rbuff_close(ai.flows[fd].tx_rb);
pthread_rwlock_unlock(&ai.flows_lock);
pthread_rwlock_unlock(&ai.data_lock);
irm_msg__free_unpacked(recv_msg, NULL);
@@ -377,9 +402,7 @@ int flow_accept(char ** ae_name, struct qos_spec * qos)
if (ae_name != NULL) {
*ae_name = strdup(recv_msg->ae_name);
if (*ae_name == NULL) {
- shm_rbuff_close(ai.flows[fd].tx_rb);
- shm_rbuff_close(ai.flows[fd].tx_rb);
- shm_flow_set_close(ai.flows[fd].set);
+ reset_flow(fd);
bmp_release(ai.fds, fd);
pthread_rwlock_unlock(&ai.flows_lock);
pthread_rwlock_unlock(&ai.data_lock);
@@ -452,6 +475,7 @@ int flow_alloc_resp(int fd, int response)
ai.flows[fd].tx_rb = shm_rbuff_open(ai.flows[fd].api,
ai.flows[fd].port_id);
if (ai.flows[fd].tx_rb == NULL) {
+ reset_flow(fd);
pthread_rwlock_unlock(&ai.flows_lock);
pthread_rwlock_unlock(&ai.data_lock);
return -1;
@@ -516,6 +540,7 @@ int flow_alloc(char * dst_name, char * src_ae_name, struct qos_spec * qos)
ai.flows[fd].api = recv_msg->api;
ai.flows[fd].rx_rb = shm_rbuff_open(ai.api, recv_msg->port_id);
if (ai.flows[fd].rx_rb == NULL) {
+ reset_flow(fd);
bmp_release(ai.fds, fd);
pthread_rwlock_unlock(&ai.flows_lock);
pthread_rwlock_unlock(&ai.data_lock);
@@ -567,7 +592,7 @@ int flow_alloc_res(int fd)
ai.flows[fd].set = shm_flow_set_open(ai.flows[fd].api);
if (ai.flows[fd].set == NULL) {
- shm_rbuff_close(ai.flows[fd].tx_rb);
+ reset_flow(fd);
pthread_rwlock_unlock(&ai.flows_lock);
pthread_rwlock_unlock(&ai.data_lock);
return -1;
@@ -577,19 +602,28 @@ int flow_alloc_res(int fd)
pthread_rwlock_unlock(&ai.data_lock);
recv_msg = send_recv_irm_msg_b(&msg);
- if (recv_msg == NULL) {
- return -1;
- }
+ if (recv_msg == NULL)
+ result = -1;
if (!recv_msg->has_result) {
irm_msg__free_unpacked(recv_msg, NULL);
- return -1;
+ result = -1;
}
result = recv_msg->result;
irm_msg__free_unpacked(recv_msg, NULL);
+ if (result) {
+ pthread_rwlock_rdlock(&ai.data_lock);
+ pthread_rwlock_wrlock(&ai.flows_lock);
+
+ reset_flow(fd);
+
+ pthread_rwlock_unlock(&ai.flows_lock);
+ pthread_rwlock_unlock(&ai.data_lock);
+ }
+
return result;
}
@@ -598,6 +632,9 @@ int flow_dealloc(int fd)
irm_msg_t msg = IRM_MSG__INIT;
irm_msg_t * recv_msg = NULL;
+ if (fd < 0)
+ return -EINVAL;
+
msg.code = IRM_MSG_CODE__IRM_FLOW_DEALLOC;
msg.has_port_id = true;
msg.has_api = true;
@@ -607,9 +644,10 @@ int flow_dealloc(int fd)
pthread_rwlock_wrlock(&ai.flows_lock);
if (ai.flows[fd].port_id < 0) {
+ bmp_release(ai.fds, fd);
pthread_rwlock_unlock(&ai.flows_lock);
pthread_rwlock_unlock(&ai.data_lock);
- return -ENOTALLOC;
+ return 0;
}
msg.port_id = ai.flows[fd].port_id;
@@ -632,22 +670,7 @@ int flow_dealloc(int fd)
pthread_rwlock_rdlock(&ai.data_lock);
pthread_rwlock_wrlock(&ai.flows_lock);
- port_destroy(&ai.ports[msg.port_id]);
-
- ai.flows[fd].port_id = -1;
- shm_rbuff_close(ai.flows[fd].rx_rb);
- ai.flows[fd].rx_rb = NULL;
- shm_rbuff_close(ai.flows[fd].tx_rb);
- ai.flows[fd].tx_rb = NULL;
- ai.flows[fd].oflags = 0;
- ai.flows[fd].api = -1;
- shm_flow_set_close(ai.flows[fd].set);
- if (ai.flows[fd].timeout != NULL) {
- free(ai.flows[fd].timeout);
- ai.flows[fd].timeout = NULL;
- }
-
- bmp_release(ai.fds, fd);
+ reset_flow(fd);
pthread_rwlock_unlock(&ai.flows_lock);
pthread_rwlock_unlock(&ai.data_lock);
@@ -865,7 +888,8 @@ struct fqueue * fqueue_create()
void fqueue_destroy(struct fqueue * fq)
{
if (fq == NULL)
- return
+ return;
+
free(fq);
}
@@ -1003,7 +1027,7 @@ int np1_flow_alloc(pid_t n_api, int port_id)
ai.flows[fd].rx_rb = shm_rbuff_open(ai.api, port_id);
if (ai.flows[fd].rx_rb == NULL) {
- bmp_release(ai.fds, fd);
+ reset_flow(fd);
pthread_rwlock_unlock(&ai.flows_lock);
pthread_rwlock_unlock(&ai.data_lock);
return -1;
@@ -1056,8 +1080,7 @@ int np1_flow_resp(pid_t n_api, int port_id)
ai.flows[fd].tx_rb = shm_rbuff_open(n_api, port_id);
if (ai.flows[fd].tx_rb == NULL) {
- ai.flows[fd].port_id = -1;
- shm_rbuff_close(ai.flows[fd].rx_rb);
+ reset_flow(fd);
port_destroy(&ai.ports[port_id]);
pthread_rwlock_unlock(&ai.flows_lock);
pthread_rwlock_unlock(&ai.data_lock);
@@ -1066,10 +1089,7 @@ int np1_flow_resp(pid_t n_api, int port_id)
ai.flows[fd].set = shm_flow_set_open(n_api);
if (ai.flows[fd].set == NULL) {
- shm_rbuff_close(ai.flows[fd].tx_rb);
- ai.flows[fd].port_id = -1;
- shm_rbuff_close(ai.flows[fd].rx_rb);
- port_destroy(&ai.ports[port_id]);
+ reset_flow(fd);
pthread_rwlock_unlock(&ai.flows_lock);
pthread_rwlock_unlock(&ai.data_lock);
return -1;
@@ -1156,8 +1176,7 @@ int ipcp_flow_req_arr(pid_t api, char * dst_name, char * src_ae_name)
ai.flows[fd].rx_rb = shm_rbuff_open(ai.api, port_id);
if (ai.flows[fd].rx_rb == NULL) {
- ai.flows[fd].port_id = -1;
- port_destroy(&ai.ports[port_id]);
+ reset_flow(fd);
pthread_rwlock_unlock(&ai.flows_lock);
pthread_rwlock_unlock(&ai.data_lock);
return -1;
@@ -1209,6 +1228,7 @@ int ipcp_flow_alloc_reply(int fd, int response)
ai.flows[fd].tx_rb = shm_rbuff_open(ai.flows[fd].api,
ai.flows[fd].port_id);
if (ai.flows[fd].tx_rb == NULL) {
+ reset_flow(fd);
pthread_rwlock_unlock(&ai.flows_lock);
pthread_rwlock_unlock(&ai.data_lock);
return -1;
@@ -1216,6 +1236,7 @@ int ipcp_flow_alloc_reply(int fd, int response)
ai.flows[fd].set = shm_flow_set_open(ai.flows[fd].api);
if (ai.flows[fd].set == NULL) {
+ reset_flow(fd);
pthread_rwlock_unlock(&ai.flows_lock);
pthread_rwlock_unlock(&ai.data_lock);
return -1;
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-18 08:17:04 +0000