Run clang-format on the whole tree
[lttng-tools.git] / src / common / actions / snapshot-session.cpp
index 6af260c93e35a3e7cb2659429cd0a6f0f849bf53..4456d2cd9e67edbf22479122db21498604a3a769 100644 (file)
@@ -11,7 +11,7 @@
 #include <common/payload-view.hpp>
 #include <common/payload.hpp>
 #include <common/snapshot.hpp>
-#include <inttypes.h>
+
 #include <lttng/action/action-internal.hpp>
 #include <lttng/action/rate-policy-internal.hpp>
 #include <lttng/action/rate-policy.h>
@@ -20,6 +20,8 @@
 #include <lttng/snapshot-internal.hpp>
 #include <lttng/snapshot.h>
 
+#include <inttypes.h>
+
 #define IS_SNAPSHOT_SESSION_ACTION(action) \
        (lttng_action_get_type(action) == LTTNG_ACTION_TYPE_SNAPSHOT_SESSION)
 
@@ -58,16 +60,14 @@ struct lttng_action_snapshot_session_comm {
 } /* namespace */
 
 static const struct lttng_rate_policy *
-lttng_action_snapshot_session_internal_get_rate_policy(
-               const struct lttng_action *action);
+lttng_action_snapshot_session_internal_get_rate_policy(const struct lttng_action *action);
 
 static struct lttng_action_snapshot_session *
 action_snapshot_session_from_action(struct lttng_action *action)
 {
        LTTNG_ASSERT(action);
 
-       return lttng::utils::container_of(
-                       action, &lttng_action_snapshot_session::parent);
+       return lttng::utils::container_of(action, &lttng_action_snapshot_session::parent);
 }
 
 static const struct lttng_action_snapshot_session *
@@ -75,8 +75,7 @@ action_snapshot_session_from_action_const(const struct lttng_action *action)
 {
        LTTNG_ASSERT(action);
 
-       return lttng::utils::container_of(
-                       action, &lttng_action_snapshot_session::parent);
+       return lttng::utils::container_of(action, &lttng_action_snapshot_session::parent);
 }
 
 static bool lttng_action_snapshot_session_validate(struct lttng_action *action)
@@ -92,12 +91,12 @@ static bool lttng_action_snapshot_session_validate(struct lttng_action *action)
 
        /* A non-empty session name is mandatory. */
        if (!action_snapshot_session->session_name ||
-                       strlen(action_snapshot_session->session_name) == 0) {
+           strlen(action_snapshot_session->session_name) == 0) {
                goto end;
        }
 
        if (action_snapshot_session->output &&
-                       !lttng_snapshot_output_validate(action_snapshot_session->output)) {
+           !lttng_snapshot_output_validate(action_snapshot_session->output)) {
                goto end;
        }
 
@@ -106,8 +105,8 @@ end:
        return valid;
 }
 
-static bool lttng_action_snapshot_session_is_equal(
-               const struct lttng_action *_a, const struct lttng_action *_b)
+static bool lttng_action_snapshot_session_is_equal(const struct lttng_action *_a,
+                                                  const struct lttng_action *_b)
 {
        bool is_equal = false;
        const struct lttng_action_snapshot_session *a, *b;
@@ -122,8 +121,7 @@ static bool lttng_action_snapshot_session_is_equal(
                goto end;
        }
 
-       if (a->output && b->output &&
-                       !lttng_snapshot_output_is_equal(a->output, b->output)) {
+       if (a->output && b->output && !lttng_snapshot_output_is_equal(a->output, b->output)) {
                goto end;
        } else if (!!a->output != !!b->output) {
                goto end;
@@ -139,8 +137,8 @@ static size_t serialize_strlen(const char *str)
        return str ? strlen(str) + 1 : 0;
 }
 
-static int lttng_action_snapshot_session_serialize(
-               struct lttng_action *action, struct lttng_payload *payload)
+static int lttng_action_snapshot_session_serialize(struct lttng_action *action,
+                                                  struct lttng_payload *payload)
 {
        struct lttng_action_snapshot_session *action_snapshot_session;
        struct lttng_action_snapshot_session_comm comm = {};
@@ -153,24 +151,21 @@ static int lttng_action_snapshot_session_serialize(
        size_before_comm = payload->buffer.size;
 
        action_snapshot_session = action_snapshot_session_from_action(action);
-       comm.session_name_len =
-               serialize_strlen(action_snapshot_session->session_name);
+       comm.session_name_len = serialize_strlen(action_snapshot_session->session_name);
 
        /* Add header. */
-       ret = lttng_dynamic_buffer_append(
-                       &payload->buffer, &comm, sizeof(comm));
+       ret = lttng_dynamic_buffer_append(&payload->buffer, &comm, sizeof(comm));
        if (ret) {
                goto end;
        }
 
        LTTNG_ASSERT(action_snapshot_session->session_name);
        DBG("Serializing snapshot session action: session-name: %s",
-                       action_snapshot_session->session_name);
+           action_snapshot_session->session_name);
 
        /* Add session name. */
-       ret = lttng_dynamic_buffer_append(&payload->buffer,
-                       action_snapshot_session->session_name,
-                       comm.session_name_len);
+       ret = lttng_dynamic_buffer_append(
+               &payload->buffer, action_snapshot_session->session_name, comm.session_name_len);
        if (ret) {
                goto end;
        }
@@ -180,18 +175,15 @@ static int lttng_action_snapshot_session_serialize(
                const size_t size_before_output = payload->buffer.size;
                struct lttng_action_snapshot_session_comm *comm_in_payload;
 
-               ret = lttng_snapshot_output_serialize(
-                               action_snapshot_session->output,
-                               payload);
+               ret = lttng_snapshot_output_serialize(action_snapshot_session->output, payload);
                if (ret) {
                        goto end;
                }
 
-               comm_in_payload = (typeof(comm_in_payload))(
-                               payload->buffer.data + size_before_comm);
+               comm_in_payload =
+                       (typeof(comm_in_payload)) (payload->buffer.data + size_before_comm);
                /* Adjust action length in header. */
-               comm_in_payload->snapshot_output_len =
-                               payload->buffer.size - size_before_output;
+               comm_in_payload->snapshot_output_len = payload->buffer.size - size_before_output;
        }
 
        /* Serialize the rate policy. */
@@ -199,18 +191,16 @@ static int lttng_action_snapshot_session_serialize(
                const size_t size_before_output = payload->buffer.size;
                struct lttng_action_snapshot_session_comm *comm_in_payload;
 
-               ret = lttng_rate_policy_serialize(
-                               action_snapshot_session->policy, payload);
+               ret = lttng_rate_policy_serialize(action_snapshot_session->policy, payload);
                if (ret) {
                        ret = -1;
                        goto end;
                }
 
-               comm_in_payload = (typeof(comm_in_payload))(
-                               payload->buffer.data + size_before_comm);
+               comm_in_payload =
+                       (typeof(comm_in_payload)) (payload->buffer.data + size_before_comm);
                /* Adjust rate policy length in header. */
-               comm_in_payload->rate_policy_len =
-                               payload->buffer.size - size_before_output;
+               comm_in_payload->rate_policy_len = payload->buffer.size - size_before_output;
        }
 
 end:
@@ -236,9 +226,8 @@ end:
        return;
 }
 
-ssize_t lttng_action_snapshot_session_create_from_payload(
-               struct lttng_payload_view *view,
-               struct lttng_action **p_action)
+ssize_t lttng_action_snapshot_session_create_from_payload(struct lttng_payload_view *view,
+                                                         struct lttng_action **p_action)
 {
        ssize_t consumed_len;
        const char *variable_data;
@@ -248,8 +237,7 @@ ssize_t lttng_action_snapshot_session_create_from_payload(
        struct lttng_rate_policy *policy = NULL;
        const struct lttng_action_snapshot_session_comm *comm;
        const struct lttng_payload_view snapshot_session_comm_view =
-                       lttng_payload_view_from_view(
-                               view, 0, sizeof(*comm));
+               lttng_payload_view_from_view(view, 0, sizeof(*comm));
 
        action = lttng_action_snapshot_session_create();
        if (!action) {
@@ -267,12 +255,11 @@ ssize_t lttng_action_snapshot_session_create_from_payload(
        consumed_len = sizeof(struct lttng_action_snapshot_session_comm);
 
        if (!lttng_buffer_view_contains_string(
-                       &view->buffer, variable_data, comm->session_name_len)) {
+                   &view->buffer, variable_data, comm->session_name_len)) {
                goto error;
        }
 
-       status = lttng_action_snapshot_session_set_session_name(
-                       action, variable_data);
+       status = lttng_action_snapshot_session_set_session_name(action, variable_data);
        if (status != LTTNG_ACTION_STATUS_OK) {
                goto error;
        }
@@ -285,28 +272,24 @@ ssize_t lttng_action_snapshot_session_create_from_payload(
                ssize_t snapshot_output_consumed_len;
                enum lttng_action_status action_status;
                struct lttng_payload_view snapshot_output_buffer_view =
-                       lttng_payload_view_from_view(view, consumed_len,
-                               comm->snapshot_output_len);
+                       lttng_payload_view_from_view(view, consumed_len, comm->snapshot_output_len);
 
                if (!lttng_payload_view_is_valid(&snapshot_output_buffer_view)) {
                        ERR("Failed to create buffer view for snapshot output.");
                        goto error;
                }
 
-               snapshot_output_consumed_len =
-                               lttng_snapshot_output_create_from_payload(
-                                               &snapshot_output_buffer_view,
-                                               &snapshot_output);
+               snapshot_output_consumed_len = lttng_snapshot_output_create_from_payload(
+                       &snapshot_output_buffer_view, &snapshot_output);
                if (snapshot_output_consumed_len != comm->snapshot_output_len) {
                        ERR("Failed to deserialize snapshot output object: "
-                                       "consumed-len: %zd, expected-len: %" PRIu32,
-                                       snapshot_output_consumed_len,
-                                       comm->snapshot_output_len);
+                           "consumed-len: %zd, expected-len: %" PRIu32,
+                           snapshot_output_consumed_len,
+                           comm->snapshot_output_len);
                        goto error;
                }
 
-               action_status = lttng_action_snapshot_session_set_output(
-                       action, snapshot_output);
+               action_status = lttng_action_snapshot_session_set_output(action, snapshot_output);
                if (action_status != LTTNG_ACTION_STATUS_OK) {
                        goto error;
                }
@@ -326,8 +309,7 @@ ssize_t lttng_action_snapshot_session_create_from_payload(
        {
                ssize_t rate_policy_consumed_len;
                struct lttng_payload_view policy_view =
-                               lttng_payload_view_from_view(view, consumed_len,
-                                               comm->rate_policy_len);
+                       lttng_payload_view_from_view(view, consumed_len, comm->rate_policy_len);
 
                if (!lttng_payload_view_is_valid(&policy_view)) {
                        ERR("Failed to create buffer view for rate policy.");
@@ -335,8 +317,7 @@ ssize_t lttng_action_snapshot_session_create_from_payload(
                }
 
                rate_policy_consumed_len =
-                               lttng_rate_policy_create_from_payload(
-                                               &policy_view, &policy);
+                       lttng_rate_policy_create_from_payload(&policy_view, &policy);
                if (rate_policy_consumed_len < 0) {
                        goto error;
                }
@@ -344,13 +325,12 @@ ssize_t lttng_action_snapshot_session_create_from_payload(
                if (rate_policy_consumed_len != comm->rate_policy_len) {
                        ERR("Failed to deserialize rate policy object: "
                            "consumed-len: %zd, expected-len: %" PRIu32,
-                                       rate_policy_consumed_len,
-                                       comm->rate_policy_len);
+                           rate_policy_consumed_len,
+                           comm->rate_policy_len);
                        goto error;
                }
 
-               status = lttng_action_snapshot_session_set_rate_policy(
-                               action, policy);
+               status = lttng_action_snapshot_session_set_rate_policy(action, policy);
                if (status != LTTNG_ACTION_STATUS_OK) {
                        goto error;
                }
@@ -375,8 +355,9 @@ end:
        return consumed_len;
 }
 
-static enum lttng_error_code lttng_action_snapshot_session_mi_serialize(
-               const struct lttng_action *action, struct mi_writer *writer)
+static enum lttng_error_code
+lttng_action_snapshot_session_mi_serialize(const struct lttng_action *action,
+                                          struct mi_writer *writer)
 {
        int ret;
        enum lttng_error_code ret_code;
@@ -388,8 +369,7 @@ static enum lttng_error_code lttng_action_snapshot_session_mi_serialize(
        LTTNG_ASSERT(action);
        LTTNG_ASSERT(IS_SNAPSHOT_SESSION_ACTION(action));
 
-       status = lttng_action_snapshot_session_get_session_name(
-                       action, &session_name);
+       status = lttng_action_snapshot_session_get_session_name(action, &session_name);
        LTTNG_ASSERT(status == LTTNG_ACTION_STATUS_OK);
        LTTNG_ASSERT(session_name != NULL);
 
@@ -398,15 +378,14 @@ static enum lttng_error_code lttng_action_snapshot_session_mi_serialize(
        LTTNG_ASSERT(policy != NULL);
 
        /* Open action snapshot session element. */
-       ret = mi_lttng_writer_open_element(
-                       writer, mi_lttng_element_action_snapshot_session);
+       ret = mi_lttng_writer_open_element(writer, mi_lttng_element_action_snapshot_session);
        if (ret) {
                goto mi_error;
        }
 
        /* Session name. */
        ret = mi_lttng_writer_write_element_string(
-                       writer, mi_lttng_element_session_name, session_name);
+               writer, mi_lttng_element_session_name, session_name);
        if (ret) {
                goto mi_error;
        }
@@ -463,17 +442,16 @@ struct lttng_action *lttng_action_snapshot_session_create(void)
        }
 
        lttng_action_init(&action_snapshot->parent,
-                       LTTNG_ACTION_TYPE_SNAPSHOT_SESSION,
-                       lttng_action_snapshot_session_validate,
-                       lttng_action_snapshot_session_serialize,
-                       lttng_action_snapshot_session_is_equal,
-                       lttng_action_snapshot_session_destroy,
-                       lttng_action_snapshot_session_internal_get_rate_policy,
-                       lttng_action_generic_add_error_query_results,
-                       lttng_action_snapshot_session_mi_serialize);
-
-       status = lttng_action_snapshot_session_set_rate_policy(
-                       &action_snapshot->parent, policy);
+                         LTTNG_ACTION_TYPE_SNAPSHOT_SESSION,
+                         lttng_action_snapshot_session_validate,
+                         lttng_action_snapshot_session_serialize,
+                         lttng_action_snapshot_session_is_equal,
+                         lttng_action_snapshot_session_destroy,
+                         lttng_action_snapshot_session_internal_get_rate_policy,
+                         lttng_action_generic_add_error_query_results,
+                         lttng_action_snapshot_session_mi_serialize);
+
+       status = lttng_action_snapshot_session_set_rate_policy(&action_snapshot->parent, policy);
        if (status != LTTNG_ACTION_STATUS_OK) {
                lttng_action_destroy(&action_snapshot->parent);
                action_snapshot = NULL;
@@ -485,14 +463,14 @@ end:
        return action_snapshot ? &action_snapshot->parent : nullptr;
 }
 
-enum lttng_action_status lttng_action_snapshot_session_set_session_name(
-               struct lttng_action *action, const char *session_name)
+enum lttng_action_status lttng_action_snapshot_session_set_session_name(struct lttng_action *action,
+                                                                       const char *session_name)
 {
        struct lttng_action_snapshot_session *action_snapshot_session;
        enum lttng_action_status status;
 
        if (!action || !IS_SNAPSHOT_SESSION_ACTION(action) || !session_name ||
-                       strlen(session_name) == 0) {
+           strlen(session_name) == 0) {
                status = LTTNG_ACTION_STATUS_INVALID;
                goto end;
        }
@@ -512,8 +490,9 @@ end:
        return status;
 }
 
-enum lttng_action_status lttng_action_snapshot_session_get_session_name(
-               const struct lttng_action *action, const char **session_name)
+enum lttng_action_status
+lttng_action_snapshot_session_get_session_name(const struct lttng_action *action,
+                                              const char **session_name)
 {
        const struct lttng_action_snapshot_session *action_snapshot_session;
        enum lttng_action_status status;
@@ -537,9 +516,9 @@ end:
        return status;
 }
 
-enum lttng_action_status lttng_action_snapshot_session_set_output(
-               struct lttng_action *action,
-               struct lttng_snapshot_output *output)
+enum lttng_action_status
+lttng_action_snapshot_session_set_output(struct lttng_action *action,
+                                        struct lttng_snapshot_output *output)
 {
        struct lttng_action_snapshot_session *action_snapshot_session;
        enum lttng_action_status status;
@@ -560,14 +539,14 @@ end:
        return status;
 }
 
-enum lttng_action_status lttng_action_snapshot_session_get_output(
-               const struct lttng_action *action,
-               const struct lttng_snapshot_output **output)
+enum lttng_action_status
+lttng_action_snapshot_session_get_output(const struct lttng_action *action,
+                                        const struct lttng_snapshot_output **output)
 {
        const struct lttng_action_snapshot_session *action_snapshot_session;
        enum lttng_action_status status;
 
-       if (!action || !IS_SNAPSHOT_SESSION_ACTION(action)|| !output) {
+       if (!action || !IS_SNAPSHOT_SESSION_ACTION(action) || !output) {
                status = LTTNG_ACTION_STATUS_INVALID;
                goto end;
        }
@@ -585,9 +564,9 @@ end:
        return status;
 }
 
-enum lttng_action_status lttng_action_snapshot_session_set_rate_policy(
-               struct lttng_action *action,
-               const struct lttng_rate_policy *policy)
+enum lttng_action_status
+lttng_action_snapshot_session_set_rate_policy(struct lttng_action *action,
+                                             const struct lttng_rate_policy *policy)
 {
        enum lttng_action_status status;
        struct lttng_action_snapshot_session *snapshot_session_action;
@@ -619,9 +598,9 @@ end:
        return status;
 }
 
-enum lttng_action_status lttng_action_snapshot_session_get_rate_policy(
-               const struct lttng_action *action,
-               const struct lttng_rate_policy **policy)
+enum lttng_action_status
+lttng_action_snapshot_session_get_rate_policy(const struct lttng_action *action,
+                                             const struct lttng_rate_policy **policy)
 {
        enum lttng_action_status status;
        const struct lttng_action_snapshot_session *snapshot_session_action;
@@ -631,8 +610,7 @@ enum lttng_action_status lttng_action_snapshot_session_get_rate_policy(
                goto end;
        }
 
-       snapshot_session_action =
-                       action_snapshot_session_from_action_const(action);
+       snapshot_session_action = action_snapshot_session_from_action_const(action);
 
        *policy = snapshot_session_action->policy;
        status = LTTNG_ACTION_STATUS_OK;
@@ -641,8 +619,7 @@ end:
 }
 
 static const struct lttng_rate_policy *
-lttng_action_snapshot_session_internal_get_rate_policy(
-               const struct lttng_action *action)
+lttng_action_snapshot_session_internal_get_rate_policy(const struct lttng_action *action)
 {
        const struct lttng_action_snapshot_session *_action;
        _action = action_snapshot_session_from_action_const(action);
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