configure: check for elfutils (libelf and libdw) >= 0.154
[babeltrace.git] / types / integer.c
index c207079defc661876225e38977fe1c0fcc7bb230..52cc6bb682fa6baad78c2c0036b2d44eebeab5cf 100644 (file)
@@ -3,7 +3,9 @@
  *
  * BabelTrace - Integer Type Converter
  *
- * Copyright 2010, 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
+ *
+ * Author: Mathieu Desnoyers <mathieu.desnoyers@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
  *
  * The above copyright notice and this permission notice shall be included in
  * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
  */
 
 #include <babeltrace/compiler.h>
 #include <babeltrace/align.h>
 #include <babeltrace/format.h>
+#include <babeltrace/types.h>
 #include <stdint.h>
 
 static
-struct definition *_integer_definition_new(struct declaration *declaration,
-                              struct definition_scope *parent_scope);
+struct bt_definition *_integer_definition_new(struct bt_declaration *declaration,
+                              struct definition_scope *parent_scope,
+                              GQuark field_name, int index,
+                              const char *root_name);
 static
-void _integer_definition_free(struct definition *definition);
-
-void integer_copy(struct stream_pos *dest, const struct format *fdest, 
-                 struct stream_pos *src, const struct format *fsrc,
-                 struct definition *definition)
-{
-       struct definition_integer *integer =
-               container_of(definition, struct definition_integer, p);
-       struct declaration_integer *integer_declaration = integer->declaration;
-
-       if (!integer_declaration->signedness) {
-               uint64_t v;
-
-               v = fsrc->uint_read(src, integer_declaration);
-               fdest->uint_write(dest, integer_declaration, v);
-       } else {
-               int64_t v;
-
-               v = fsrc->int_read(src, integer_declaration);
-               fdest->int_write(dest, integer_declaration, v);
-       }
-}
+void _integer_definition_free(struct bt_definition *definition);
 
 static
-void _integer_declaration_free(struct declaration *declaration)
+void _integer_declaration_free(struct bt_declaration *declaration)
 {
        struct declaration_integer *integer_declaration =
                container_of(declaration, struct declaration_integer, p);
@@ -57,16 +49,16 @@ void _integer_declaration_free(struct declaration *declaration)
 }
 
 struct declaration_integer *
-       integer_declaration_new(const char *name, size_t len, int byte_order,
-                        int signedness, size_t alignment)
+       bt_integer_declaration_new(size_t len, int byte_order,
+                        int signedness, size_t alignment, int base,
+                        enum ctf_string_encoding encoding,
+                        struct ctf_clock *clock)
 {
        struct declaration_integer *integer_declaration;
 
-       integer_declaration = g_new(struct declaration_integer, 1);
+       integer_declaration = g_new0(struct declaration_integer, 1);
        integer_declaration->p.id = CTF_TYPE_INTEGER;
-       integer_declaration->p.name = g_quark_from_string(name);
        integer_declaration->p.alignment = alignment;
-       integer_declaration->p.copy = integer_copy;
        integer_declaration->p.declaration_free = _integer_declaration_free;
        integer_declaration->p.definition_free = _integer_definition_free;
        integer_declaration->p.definition_new = _integer_definition_new;
@@ -74,33 +66,138 @@ struct declaration_integer *
        integer_declaration->len = len;
        integer_declaration->byte_order = byte_order;
        integer_declaration->signedness = signedness;
+       integer_declaration->base = base;
+       integer_declaration->encoding = encoding;
+       integer_declaration->clock = clock;
        return integer_declaration;
 }
 
 static
-struct definition *
-       _integer_definition_new(struct declaration *declaration,
-                               struct definition_scope *parent_scope)
+struct bt_definition *
+       _integer_definition_new(struct bt_declaration *declaration,
+                               struct definition_scope *parent_scope,
+                               GQuark field_name, int index,
+                               const char *root_name)
 {
        struct declaration_integer *integer_declaration =
                container_of(declaration, struct declaration_integer, p);
        struct definition_integer *integer;
+       int ret;
 
-       integer = g_new(struct definition_integer, 1);
-       declaration_ref(&integer_declaration->p);
+       integer = g_new0(struct definition_integer, 1);
+       bt_declaration_ref(&integer_declaration->p);
        integer->p.declaration = declaration;
        integer->declaration = integer_declaration;
        integer->p.ref = 1;
+       /*
+        * Use INT_MAX order to ensure that all fields of the parent
+        * scope are seen as being prior to this scope.
+        */
+       integer->p.index = root_name ? INT_MAX : index;
+       integer->p.name = field_name;
+       integer->p.path = bt_new_definition_path(parent_scope, field_name,
+                                       root_name);
+       integer->p.scope = NULL;
        integer->value._unsigned = 0;
+       ret = bt_register_field_definition(field_name, &integer->p,
+                                       parent_scope);
+       assert(!ret);
        return &integer->p;
 }
 
 static
-void _integer_definition_free(struct definition *definition)
+void _integer_definition_free(struct bt_definition *definition)
 {
        struct definition_integer *integer =
                container_of(definition, struct definition_integer, p);
 
-       declaration_unref(integer->p.declaration);
+       bt_declaration_unref(integer->p.declaration);
        g_free(integer);
 }
+
+enum ctf_string_encoding bt_get_int_encoding(const struct bt_definition *field)
+{
+       struct definition_integer *integer_definition;
+       const struct declaration_integer *integer_declaration;
+
+       integer_definition = container_of(field, struct definition_integer, p);
+       integer_declaration = integer_definition->declaration;
+
+       return integer_declaration->encoding;
+}
+
+int bt_get_int_base(const struct bt_definition *field)
+{
+       struct definition_integer *integer_definition;
+       const struct declaration_integer *integer_declaration;
+
+       integer_definition = container_of(field, struct definition_integer, p);
+       integer_declaration = integer_definition->declaration;
+
+       return integer_declaration->base;
+}
+
+size_t bt_get_int_len(const struct bt_definition *field)
+{
+       struct definition_integer *integer_definition;
+       const struct declaration_integer *integer_declaration;
+
+       integer_definition = container_of(field, struct definition_integer, p);
+       integer_declaration = integer_definition->declaration;
+
+       return integer_declaration->len;
+}
+
+int bt_get_int_byte_order(const struct bt_definition *field)
+{
+       struct definition_integer *integer_definition;
+       const struct declaration_integer *integer_declaration;
+
+       integer_definition = container_of(field, struct definition_integer, p);
+       integer_declaration = integer_definition->declaration;
+
+       return integer_declaration->byte_order;
+}
+
+int bt_get_int_signedness(const struct bt_definition *field)
+{
+       struct definition_integer *integer_definition;
+       const struct declaration_integer *integer_declaration;
+
+       integer_definition = container_of(field, struct definition_integer, p);
+       integer_declaration = integer_definition->declaration;
+
+       return integer_declaration->signedness;
+}
+
+uint64_t bt_get_unsigned_int(const struct bt_definition *field)
+{
+       struct definition_integer *integer_definition;
+       const struct declaration_integer *integer_declaration;
+
+       integer_definition = container_of(field, struct definition_integer, p);
+       integer_declaration = integer_definition->declaration;
+
+       if (!integer_declaration->signedness) {
+               return integer_definition->value._unsigned;
+       }
+       fprintf(stderr, "[warning] Extracting unsigned value from a signed int (%s)\n",
+               g_quark_to_string(field->name));
+       return (uint64_t)integer_definition->value._signed;
+}
+
+int64_t bt_get_signed_int(const struct bt_definition *field)
+{
+       struct definition_integer *integer_definition;
+       const struct declaration_integer *integer_declaration;
+
+       integer_definition = container_of(field, struct definition_integer, p);
+       integer_declaration = integer_definition->declaration;
+
+       if (integer_declaration->signedness) {
+               return integer_definition->value._signed;
+       }
+       fprintf(stderr, "[warning] Extracting signed value from an unsigned int (%s)\n", 
+               g_quark_to_string(field->name));
+       return (int64_t)integer_definition->value._unsigned;
+}
This page took 0.025216 seconds and 4 git commands to generate.