doc/api/libbabeltrace2/DoxygenLayout.xml: use `topics` tab

[babeltrace.git] / lib / context.c

diff --git a/lib/context.c b/lib/context.c
deleted file mode 100644 (file)
index 0c20ed5..0000000
--- a/lib/context.c
+++ /dev/null
@@ -1,166 +0,0 @@
-/*
- * context.c
- *
- * Babeltrace Library
- *
- * Copyright 2011-2012 EfficiOS Inc. and Linux Foundation
- *
- * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- *         Julien Desfossez <julien.desfossez@efficios.com>
- *
- * 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
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- */
-
-#include <babeltrace/babeltrace.h>
-#include <babeltrace/context.h>
-#include <babeltrace/context-internal.h>
-#include <babeltrace/trace-handle.h>
-#include <babeltrace/trace-handle-internal.h>
-#include <babeltrace/trace-collection.h>
-#include <babeltrace/format.h>
-#include <babeltrace/babeltrace-internal.h>
-#include <stdlib.h>
-#include <string.h>
-#include <assert.h>
-
-#include <fts.h>
-#include <fcntl.h> /* For O_RDONLY */
-
-#include <glib.h>
-
-struct bt_context *bt_context_create(void)
-{
-       struct bt_context *ctx;
-
-       ctx = g_new0(struct bt_context, 1);
-       ctx->refcount = 1;
-       /* Negative handle id are errors. */
-       ctx->last_trace_handle_id = 0;
-
-       /* Instanciate the trace handle container */
-       ctx->trace_handles = g_hash_table_new_full(g_direct_hash,
-                               g_direct_equal, NULL,
-                               (GDestroyNotify) bt_trace_handle_destroy);
-
-       ctx->tc = g_new0(struct trace_collection, 1);
-       init_trace_collection(ctx->tc);
-
-       return ctx;
-}
-
-int bt_context_add_trace(struct bt_context *ctx, const char *path,
-               const char *format_name,
-               void (*packet_seek)(struct stream_pos *pos, size_t index,
-                       int whence),
-               struct mmap_stream_list *stream_list,
-               FILE *metadata)
-{
-       struct trace_descriptor *td;
-       struct format *fmt;
-       struct bt_trace_handle *handle;
-       int ret;
-
-       fmt = bt_lookup_format(g_quark_from_string(format_name));
-       if (!fmt) {
-               fprintf(stderr, "[error] [Context] Format \"%s\" unknown.\n\n",
-                       format_name);
-               ret = -1;
-               goto end;
-       }
-       if (path) {
-               td = fmt->open_trace(path, O_RDONLY, packet_seek, NULL);
-               if (!td) {
-                       fprintf(stderr, "[error] [Context] Cannot open_trace of the format %s .\n\n",
-                                       path);
-                       ret = -1;
-                       goto end;
-               }
-       } else {
-               td = fmt->open_mmap_trace(stream_list, packet_seek, metadata);
-               if (!td) {
-                       fprintf(stderr, "[error] [Context] Cannot open_trace of the format %s .\n\n",
-                                       path);
-                       ret = -1;
-                       goto end;
-               }
-       }
-
-       /* Create an handle for the trace */
-       handle = bt_trace_handle_create(ctx);
-       if (handle < 0) {
-               fprintf(stderr, "[error] [Context] Creating trace handle %s .\n\n",
-                               path);
-               ret = -1;
-               goto end;
-       }
-       handle->format = fmt;
-       handle->td = td;
-       strncpy(handle->path, path, PATH_MAX);
-       handle->path[PATH_MAX - 1] = '\0';
-
-       /* Add new handle to container */
-       g_hash_table_insert(ctx->trace_handles,
-               (gpointer) (unsigned long) handle->id,
-               handle);
-       ret = trace_collection_add(ctx->tc, td);
-       if (ret == 0)
-               return handle->id;
-end:
-       return ret;
-}
-
-void bt_context_remove_trace(struct bt_context *ctx, int handle_id)
-{
-       struct bt_trace_handle *handle;
-
-       handle = g_hash_table_lookup(ctx->trace_handles,
-               (gpointer) (unsigned long) handle_id);
-       assert(handle != NULL);
-
-       /* Remove from containers */
-       trace_collection_remove(ctx->tc, handle->td);
-       g_hash_table_remove(ctx->trace_handles,
-               (gpointer) (unsigned long) handle_id);
-
-       /* Close the trace */
-       handle->format->close_trace(handle->td);
-
-       /* Destory the handle */
-       bt_trace_handle_destroy(handle);
-}
-
-static
-void bt_context_destroy(struct bt_context *ctx)
-{
-       finalize_trace_collection(ctx->tc);
-
-       /* Remote all traces. The g_hash_table_destroy will call
-        * bt_trace_handle_destroy on each elements.
-        */
-       g_hash_table_destroy(ctx->trace_handles);
-
-       /* ctx->tc should always be valid */
-       assert(ctx->tc != NULL);
-       g_free(ctx->tc);
-       g_free(ctx);
-}
-
-void bt_context_get(struct bt_context *ctx)
-{
-       ctx->refcount++;
-}
-
-void bt_context_put(struct bt_context *ctx)
-{
-       ctx->refcount--;
-       if (ctx->refcount == 0)
-               bt_context_destroy(ctx);
-}