X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=include%2Fbabeltrace%2Fgraph%2Fcomponent-internal.h;h=452e6c5aa5c9bbb735ed22a86b44d8cf65dfa530;hb=8cc56726828daf6e193dc131435948d2c9a2cb4e;hp=ae08b8b7ddfd61f71d4738210691dc787915cf8d;hpb=544d0515ffa2d011247e4f1d7cad5770b8ec7033;p=babeltrace.git diff --git a/include/babeltrace/graph/component-internal.h b/include/babeltrace/graph/component-internal.h index ae08b8b7..452e6c5a 100644 --- a/include/babeltrace/graph/component-internal.h +++ b/include/babeltrace/graph/component-internal.h @@ -1,13 +1,10 @@ -#ifndef BABELTRACE_COMPONENT_COMPONENT_INTERNAL_H -#define BABELTRACE_COMPONENT_COMPONENT_INTERNAL_H +#ifndef BABELTRACE_GRAPH_COMPONENT_INTERNAL_H +#define BABELTRACE_GRAPH_COMPONENT_INTERNAL_H /* - * BabelTrace - Component internal - * + * Copyright 2017-2018 Philippe Proulx * Copyright 2015 Jérémie Galarneau * - * Author: Jérémie Galarneau - * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights @@ -28,16 +25,15 @@ */ #include -#include +#include #include #include #include +#include +#include #include #include -#define DEFAULT_INPUT_PORT_NAME "default" -#define DEFAULT_OUTPUT_PORT_NAME "default" - typedef void (*bt_component_destroy_listener_func)( struct bt_component *class, void *data); @@ -46,6 +42,8 @@ struct bt_component_destroy_listener { void *data; }; +struct bt_graph; + struct bt_component { struct bt_object base; struct bt_component_class *class; @@ -60,84 +58,76 @@ struct bt_component { /* User-defined data */ void *user_data; - /* - * Used to protect operations which may only be used during - * a component's initialization. - */ - bool initializing; - /* Input and output ports (weak references) */ GPtrArray *input_ports; GPtrArray *output_ports; /* Array of struct bt_component_destroy_listener */ GArray *destroy_listeners; + + bool initialized; }; static inline -struct bt_component *bt_component_from_private( - struct bt_private_component *private_component) +struct bt_graph *bt_component_borrow_graph(struct bt_component *comp) { - return (void *) private_component; + BT_ASSERT(comp); + return (void *) bt_object_borrow_parent(&comp->base); } -static inline -struct bt_private_component *bt_private_component_from_component( - struct bt_component *component) -{ - return (void *) component; -} +BT_HIDDEN +int bt_component_create(struct bt_component_class *component_class, + const char *name, struct bt_component **component); BT_HIDDEN -enum bt_component_status bt_component_accept_port_connection( +enum bt_self_component_status bt_component_accept_port_connection( struct bt_component *component, struct bt_port *self_port, struct bt_port *other_port); BT_HIDDEN -void bt_component_port_connected(struct bt_component *comp, +enum bt_self_component_status bt_component_port_connected( + struct bt_component *comp, struct bt_port *self_port, struct bt_port *other_port); -BT_HIDDEN -void bt_component_port_disconnected(struct bt_component *comp, - struct bt_port *port); - BT_HIDDEN void bt_component_set_graph(struct bt_component *component, struct bt_graph *graph); BT_HIDDEN -int64_t bt_component_get_input_port_count(struct bt_component *comp); +uint64_t bt_component_get_input_port_count(const struct bt_component *comp); BT_HIDDEN -int64_t bt_component_get_output_port_count(struct bt_component *comp); +uint64_t bt_component_get_output_port_count(const struct bt_component *comp); BT_HIDDEN -struct bt_port *bt_component_get_input_port_at_index(struct bt_component *comp, - int index); +struct bt_port_input *bt_component_borrow_input_port_by_index( + struct bt_component *comp, uint64_t index); BT_HIDDEN -struct bt_port *bt_component_get_output_port_at_index(struct bt_component *comp, - int index); +struct bt_port_output *bt_component_borrow_output_port_by_index( + struct bt_component *comp, uint64_t index); BT_HIDDEN -struct bt_port *bt_component_get_input_port(struct bt_component *comp, - const char *name); +struct bt_port_input *bt_component_borrow_input_port_by_name( + struct bt_component *comp, const char *name); BT_HIDDEN -struct bt_port *bt_component_get_output_port(struct bt_component *comp, - const char *name); +struct bt_port_output *bt_component_borrow_output_port_by_name( + struct bt_component *comp, const char *name); BT_HIDDEN -struct bt_port *bt_component_add_input_port( - struct bt_component *component, const char *name); +enum bt_self_component_status bt_component_add_input_port( + struct bt_component *component, const char *name, + void *user_data, struct bt_port **port); BT_HIDDEN -struct bt_port *bt_component_add_output_port( - struct bt_component *component, const char *name); +enum bt_self_component_status bt_component_add_output_port( + struct bt_component *component, const char *name, + void *user_data, struct bt_port **port); BT_HIDDEN -enum bt_component_status bt_component_remove_port( - struct bt_component *component, struct bt_port *port); +void bt_component_remove_port(struct bt_component *component, + struct bt_port *port); BT_HIDDEN void bt_component_add_destroy_listener(struct bt_component *component, @@ -147,4 +137,26 @@ BT_HIDDEN void bt_component_remove_destroy_listener(struct bt_component *component, bt_component_destroy_listener_func func, void *data); -#endif /* BABELTRACE_COMPONENT_COMPONENT_INTERNAL_H */ +static inline +const char *bt_self_component_status_string( + enum bt_self_component_status status) +{ + switch (status) { + case BT_SELF_COMPONENT_STATUS_OK: + return "BT_SELF_COMPONENT_STATUS_OK"; + case BT_SELF_COMPONENT_STATUS_END: + return "BT_SELF_COMPONENT_STATUS_END"; + case BT_SELF_COMPONENT_STATUS_AGAIN: + return "BT_SELF_COMPONENT_STATUS_AGAIN"; + case BT_SELF_COMPONENT_STATUS_REFUSE_PORT_CONNECTION: + return "BT_SELF_COMPONENT_STATUS_REFUSE_PORT_CONNECTION"; + case BT_SELF_COMPONENT_STATUS_ERROR: + return "BT_SELF_COMPONENT_STATUS_ERROR"; + case BT_SELF_COMPONENT_STATUS_NOMEM: + return "BT_SELF_COMPONENT_STATUS_NOMEM"; + default: + return "(unknown)"; + } +} + +#endif /* BABELTRACE_GRAPH_COMPONENT_INTERNAL_H */