sessiond: transition from lttng-ust to tracer agnostic API

[lttng-tools.git] / src / bin / lttng-sessiond / ust-app.hpp

diff --git a/src/bin/lttng-sessiond/ust-app.hpp b/src/bin/lttng-sessiond/ust-app.hpp
index 48dc7b64ef5557df6930ed944ce6fb939491141f..f9238edc35c0830c28b6e6e9702358b3f9fed801 100644 (file)
--- a/src/bin/lttng-sessiond/ust-app.hpp
+++ b/src/bin/lttng-sessiond/ust-app.hpp
@@ -12,6 +12,7 @@
 #include <stdint.h>
 
 #include <common/index-allocator.hpp>
+#include <common/format.hpp>
 #include <common/uuid.hpp>
 
 #include "trace-ust.hpp"
@@ -255,14 +256,8 @@ struct ust_app {
        uid_t uid;           /* User ID that owns the apps */
        gid_t gid;           /* Group ID that owns the apps */
 
-       /* App ABI */
-       uint32_t bits_per_long;
-       uint32_t uint8_t_alignment;
-       uint32_t uint16_t_alignment;
-       uint32_t uint32_t_alignment;
-       uint32_t uint64_t_alignment;
-       uint32_t long_alignment;
-       int byte_order;         /* BIG_ENDIAN or LITTLE_ENDIAN */
+       /* App ABI. */
+       lttng::sessiond::trace::abi abi;
 
        int compatible; /* If the lttng-ust tracer version does not match the
                                           supported version of the session daemon, this flag is
@@ -330,6 +325,20 @@ struct ust_app {
        struct lttng_ht *token_to_event_notifier_rule_ht;
 };
 
+template <>
+struct fmt::formatter<ust_app> : fmt::formatter<std::string> {
+       template <typename FormatCtx>
+       typename FormatCtx::iterator format(const ust_app& app, FormatCtx& ctx)
+       {
+               return fmt::format_to(ctx.out(),
+                               "{{ procname = `{}`, ppid = {}, pid = {}, uid = {}, gid = {}, version = {}.{}, registration time = {} }}",
+                               app.name, app.ppid, app.pid, app.uid, app.gid, app.v_major,
+                               app.v_minor,
+                               lttng::utils::time_to_iso8601_str(app.registration_time));
+       }
+};
+
+
 #ifdef HAVE_LIBLTTNG_UST_CTL
 
 int ust_app_register(struct ust_register_msg *msg, int sock);
@@ -367,8 +376,9 @@ int ust_app_recv_notify(int sock);
 void ust_app_add(struct ust_app *app);
 struct ust_app *ust_app_create(struct ust_register_msg *msg, int sock);
 void ust_app_notify_sock_unregister(int sock);
-ssize_t ust_app_push_metadata(ust_registry_session *registry,
-               struct consumer_socket *socket, int send_zero_data);
+ssize_t ust_app_push_metadata(const ust_registry_session::locked_ptr& registry,
+               struct consumer_socket *socket,
+               int send_zero_data);
 void ust_app_destroy(struct ust_app *app);
 enum lttng_error_code ust_app_snapshot_record(
                const struct ltt_ust_session *usess,