Add lttng-error.h containing every API err. code

[lttng-tools.git] / src / bin / lttng-sessiond / event.c

diff --git a/src/bin/lttng-sessiond/event.c b/src/bin/lttng-sessiond/event.c
index 24dd292a4e3fdd5f86e48cf0ae11762938766694..ee3ebfe3bce81f0aa5d79b05a43e566f6e3a38a0 100644 (file)
--- a/src/bin/lttng-sessiond/event.c
+++ b/src/bin/lttng-sessiond/event.c
@@ -82,20 +82,20 @@ int event_kernel_disable_tracepoint(struct ltt_kernel_session *ksession,
 
        kevent = trace_kernel_get_event_by_name(event_name, kchan);
        if (kevent == NULL) {
-               ret = LTTCOMM_NO_EVENT;
+               ret = LTTNG_ERR_NO_EVENT;
                goto error;
        }
 
        ret = kernel_disable_event(kevent);
        if (ret < 0) {
-               ret = LTTCOMM_KERN_DISABLE_FAIL;
+               ret = LTTNG_ERR_KERN_DISABLE_FAIL;
                goto error;
        }
 
        DBG("Kernel event %s disable for channel %s.",
                        kevent->event->name, kchan->channel->name);
 
-       ret = LTTCOMM_OK;
+       ret = LTTNG_OK;
 
 error:
        return ret;
@@ -118,7 +118,7 @@ int event_kernel_disable_all_tracepoints(struct ltt_kernel_session *ksession,
                        continue;
                }
        }
-       ret = LTTCOMM_OK;
+       ret = LTTNG_OK;
        return ret;
 }
 
@@ -129,7 +129,7 @@ int event_kernel_disable_all_syscalls(struct ltt_kernel_session *ksession,
                struct ltt_kernel_channel *kchan)
 {
        ERR("Cannot disable syscall tracing for existing session. Please destroy session instead.");
-       return LTTCOMM_OK;      /* Return OK so disable all succeeds */
+       return LTTNG_OK;        /* Return OK so disable all succeeds */
 }
 
 /*
@@ -141,7 +141,7 @@ int event_kernel_disable_all(struct ltt_kernel_session *ksession,
        int ret;
 
        ret = event_kernel_disable_all_tracepoints(ksession, kchan);
-       if (ret != LTTCOMM_OK)
+       if (ret != LTTNG_OK)
                return ret;
        ret = event_kernel_disable_all_syscalls(ksession, kchan);
        return ret;
@@ -162,13 +162,13 @@ int event_kernel_enable_tracepoint(struct ltt_kernel_session *ksession,
                if (ret < 0) {
                        switch (-ret) {
                        case EEXIST:
-                               ret = LTTCOMM_KERN_EVENT_EXIST;
+                               ret = LTTNG_ERR_KERN_EVENT_EXIST;
                                break;
                        case ENOSYS:
-                               ret = LTTCOMM_KERN_EVENT_ENOSYS;
+                               ret = LTTNG_ERR_KERN_EVENT_ENOSYS;
                                break;
                        default:
-                               ret = LTTCOMM_KERN_ENABLE_FAIL;
+                               ret = LTTNG_ERR_KERN_ENABLE_FAIL;
                                break;
                        }
                        goto end;
@@ -176,16 +176,16 @@ int event_kernel_enable_tracepoint(struct ltt_kernel_session *ksession,
        } else if (kevent->enabled == 0) {
                ret = kernel_enable_event(kevent);
                if (ret < 0) {
-                       ret = LTTCOMM_KERN_ENABLE_FAIL;
+                       ret = LTTNG_ERR_KERN_ENABLE_FAIL;
                        goto end;
                }
        } else {
                /* At this point, the event is considered enabled */
-               ret = LTTCOMM_KERN_EVENT_EXIST;
+               ret = LTTNG_ERR_KERN_EVENT_EXIST;
                goto end;
        }
 
-       ret = LTTCOMM_OK;
+       ret = LTTNG_OK;
 end:
        return ret;
 }
@@ -213,7 +213,7 @@ int event_kernel_enable_all_tracepoints(struct ltt_kernel_session *ksession,
 
        size = kernel_list_events(kernel_tracer_fd, &event_list);
        if (size < 0) {
-               ret = LTTCOMM_KERN_LIST_FAIL;
+               ret = LTTNG_ERR_KERN_LIST_FAIL;
                goto end;
        }
 
@@ -231,7 +231,7 @@ int event_kernel_enable_all_tracepoints(struct ltt_kernel_session *ksession,
        }
        free(event_list);
 
-       ret = LTTCOMM_OK;
+       ret = LTTNG_OK;
 end:
        return ret;
 
@@ -253,14 +253,14 @@ int event_kernel_enable_all_syscalls(struct ltt_kernel_session *ksession,
        ret = kernel_create_event(&event, kchan);
        if (ret < 0) {
                if (ret == -EEXIST) {
-                       ret = LTTCOMM_KERN_EVENT_EXIST;
+                       ret = LTTNG_ERR_KERN_EVENT_EXIST;
                } else {
-                       ret = LTTCOMM_KERN_ENABLE_FAIL;
+                       ret = LTTNG_ERR_KERN_ENABLE_FAIL;
                }
                goto end;
        }
 
-       ret = LTTCOMM_OK;
+       ret = LTTNG_OK;
 end:
        return ret;
 }
@@ -274,7 +274,7 @@ int event_kernel_enable_all(struct ltt_kernel_session *ksession,
        int tp_ret;
 
        tp_ret = event_kernel_enable_all_tracepoints(ksession, kchan, kernel_tracer_fd);
-       if (tp_ret != LTTCOMM_OK) {
+       if (tp_ret != LTTNG_OK) {
                goto end;
        }
 
@@ -328,7 +328,7 @@ int event_ust_enable_all_tracepoints(struct ltt_ust_session *usess, int domain,
                /* Get all UST available events */
                size = ust_app_list_events(&events);
                if (size < 0) {
-                       ret = LTTCOMM_UST_LIST_FAIL;
+                       ret = LTTNG_ERR_UST_LIST_FAIL;
                        goto error;
                }
 
@@ -344,7 +344,7 @@ int event_ust_enable_all_tracepoints(struct ltt_ust_session *usess, int domain,
                                                events[i].pid);
                                if (ret < 0) {
                                        if (ret != -EEXIST) {
-                                               ret = LTTCOMM_UST_ENABLE_FAIL;
+                                               ret = LTTNG_ERR_UST_ENABLE_FAIL;
                                                goto error;
                                        }
                                }
@@ -354,7 +354,7 @@ int event_ust_enable_all_tracepoints(struct ltt_ust_session *usess, int domain,
                        /* Create ust event */
                        uevent = trace_ust_create_event(&events[i]);
                        if (uevent == NULL) {
-                               ret = LTTCOMM_FATAL;
+                               ret = LTTNG_ERR_FATAL;
                                goto error_destroy;
                        }
 
@@ -363,10 +363,10 @@ int event_ust_enable_all_tracepoints(struct ltt_ust_session *usess, int domain,
                                        events[i].pid);
                        if (ret < 0) {
                                if (ret == -EEXIST) {
-                                       ret = LTTCOMM_UST_EVENT_EXIST;
+                                       ret = LTTNG_ERR_UST_EVENT_EXIST;
                                        goto error;
                                } else {
-                                       ret = LTTCOMM_UST_ENABLE_FAIL;
+                                       ret = LTTNG_ERR_UST_ENABLE_FAIL;
                                        goto error_destroy;
                                }
                        }
@@ -387,11 +387,11 @@ int event_ust_enable_all_tracepoints(struct ltt_ust_session *usess, int domain,
        case LTTNG_DOMAIN_UST_PID_FOLLOW_CHILDREN:
 #endif
        default:
-               ret = LTTCOMM_UND;
+               ret = LTTNG_ERR_UND;
                goto error;
        }
 
-       return LTTCOMM_OK;
+       return LTTNG_OK;
 
 error_destroy:
        trace_ust_destroy_event(uevent);
@@ -407,14 +407,14 @@ error:
 int event_ust_enable_tracepoint(struct ltt_ust_session *usess, int domain,
                struct ltt_ust_channel *uchan, struct lttng_event *event)
 {
-       int ret = LTTCOMM_OK, to_create = 0;
+       int ret = LTTNG_OK, to_create = 0;
        struct ltt_ust_event *uevent;
 
        uevent = trace_ust_find_event_by_name(uchan->events, event->name);
        if (uevent == NULL) {
                uevent = trace_ust_create_event(event);
                if (uevent == NULL) {
-                       ret = LTTCOMM_FATAL;
+                       ret = LTTNG_ERR_FATAL;
                        goto error;
                }
                /* Valid to set it after the goto error since uevent is still NULL */
@@ -431,13 +431,13 @@ int event_ust_enable_tracepoint(struct ltt_ust_session *usess, int domain,
                DBG("Enable event %s does not match existing event %s with loglevel "
                                "respectively of %d and %d", event->name, uevent->attr.name,
                                uevent->attr.loglevel, event->loglevel);
-               ret = LTTCOMM_EVENT_EXIST_LOGLEVEL;
+               ret = LTTNG_ERR_EVENT_EXIST_LOGLEVEL;
                goto error;
        }
 
        if (uevent->enabled) {
                /* It's already enabled so everything is OK */
-               ret = LTTCOMM_OK;
+               ret = LTTNG_OK;
                goto end;
        }
 
@@ -456,10 +456,10 @@ int event_ust_enable_tracepoint(struct ltt_ust_session *usess, int domain,
 
                if (ret < 0) {
                        if (ret == -EEXIST) {
-                               ret = LTTCOMM_UST_EVENT_EXIST;
+                               ret = LTTNG_ERR_UST_EVENT_EXIST;
                                goto end;
                        } else {
-                               ret = LTTCOMM_UST_ENABLE_FAIL;
+                               ret = LTTNG_ERR_UST_ENABLE_FAIL;
                                goto error;
                        }
                }
@@ -471,7 +471,7 @@ int event_ust_enable_tracepoint(struct ltt_ust_session *usess, int domain,
        case LTTNG_DOMAIN_UST_PID_FOLLOW_CHILDREN:
 #endif
        default:
-               ret = LTTCOMM_UND;
+               ret = LTTNG_ERR_UND;
                goto end;
        }
 
@@ -485,7 +485,7 @@ int event_ust_enable_tracepoint(struct ltt_ust_session *usess, int domain,
        DBG("Event UST %s %s in channel %s", uevent->attr.name,
                        to_create ? "created" : "enabled", uchan->name);
 
-       ret = LTTCOMM_OK;
+       ret = LTTNG_OK;
 
 end:
        return ret;
@@ -516,13 +516,13 @@ int event_ust_disable_tracepoint(struct ltt_ust_session *usess, int domain,
 
        uevent = trace_ust_find_event_by_name(uchan->events, event_name);
        if (uevent == NULL) {
-               ret = LTTCOMM_UST_EVENT_NOT_FOUND;
+               ret = LTTNG_ERR_UST_EVENT_NOT_FOUND;
                goto error;
        }
 
        if (uevent->enabled == 0) {
                /* It's already enabled so everything is OK */
-               ret = LTTCOMM_OK;
+               ret = LTTNG_OK;
                goto end;
        }
 
@@ -530,7 +530,7 @@ int event_ust_disable_tracepoint(struct ltt_ust_session *usess, int domain,
        case LTTNG_DOMAIN_UST:
                ret = ust_app_disable_event_glb(usess, uchan, uevent);
                if (ret < 0 && ret != -EEXIST) {
-                       ret = LTTCOMM_UST_DISABLE_FAIL;
+                       ret = LTTNG_ERR_UST_DISABLE_FAIL;
                        goto error;
                }
                break;
@@ -540,12 +540,12 @@ int event_ust_disable_tracepoint(struct ltt_ust_session *usess, int domain,
        case LTTNG_DOMAIN_UST_PID_FOLLOW_CHILDREN:
 #endif
        default:
-               ret = LTTCOMM_UND;
+               ret = LTTNG_ERR_UND;
                goto error;
        }
 
        uevent->enabled = 0;
-       ret = LTTCOMM_OK;
+       ret = LTTNG_OK;
 
 end:
        DBG2("Event UST %s disabled in channel %s", uevent->attr.name,
@@ -584,7 +584,7 @@ int event_ust_disable_all_tracepoints(struct ltt_ust_session *usess, int domain,
                /* Get all UST available events */
                size = ust_app_list_events(&events);
                if (size < 0) {
-                       ret = LTTCOMM_UST_LIST_FAIL;
+                       ret = LTTNG_ERR_UST_LIST_FAIL;
                        goto error;
                }
 
@@ -595,7 +595,7 @@ int event_ust_disable_all_tracepoints(struct ltt_ust_session *usess, int domain,
                                ret = ust_app_disable_event_pid(usess, uchan, uevent,
                                                events[i].pid);
                                if (ret < 0 && ret != -EEXIST) {
-                                       ret = LTTCOMM_UST_DISABLE_FAIL;
+                                       ret = LTTNG_ERR_UST_DISABLE_FAIL;
                                        goto error;
                                }
                                uevent->enabled = 0;
@@ -612,11 +612,11 @@ int event_ust_disable_all_tracepoints(struct ltt_ust_session *usess, int domain,
        case LTTNG_DOMAIN_UST_PID_FOLLOW_CHILDREN:
 #endif
        default:
-               ret = LTTCOMM_UND;
+               ret = LTTNG_ERR_UND;
                goto error;
        }
 
-       return LTTCOMM_OK;
+       return LTTNG_OK;
 
 error:
        free(events);