namespace the declaration functions
[babeltrace.git] / types / types.c
index b9576ea3109ab98e07ff3473f23983a5a0d77e14..912c8d53ab67f922208560125020c6f7a8269e17 100644 (file)
@@ -5,7 +5,9 @@
  *
  * Types registry.
  *
- * 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/format.h>
-#include <babeltrace/babeltrace.h>
+#include <babeltrace/babeltrace-internal.h>
+#include <babeltrace/types.h>
 #include <limits.h>
 #include <glib.h>
 #include <errno.h>
@@ -29,29 +40,32 @@ GQuark prefix_quark(const char *prefix, GQuark quark)
 {
        GQuark nq;
        GString *str;
+       char *quark_str;
 
        str = g_string_new(prefix);
        g_string_append(str, g_quark_to_string(quark));
-       nq = g_quark_from_string(g_string_free(str, FALSE));
+       quark_str = g_string_free(str, FALSE);
+       nq = g_quark_from_string(quark_str);
+       g_free(quark_str);
        return nq;
 }
 
 static
 struct declaration *
-       lookup_declaration_scope(GQuark declaration_name,
+       bt_lookup_declaration_scope(GQuark declaration_name,
                struct declaration_scope *scope)
 {
        return g_hash_table_lookup(scope->typedef_declarations,
                                   (gconstpointer) (unsigned long) declaration_name);
 }
 
-struct declaration *lookup_declaration(GQuark declaration_name,
+struct declaration *bt_lookup_declaration(GQuark declaration_name,
                struct declaration_scope *scope)
 {
        struct declaration *declaration;
 
        while (scope) {
-               declaration = lookup_declaration_scope(declaration_name,
+               declaration = bt_lookup_declaration_scope(declaration_name,
                                                       scope);
                if (declaration)
                        return declaration;
@@ -60,20 +74,20 @@ struct declaration *lookup_declaration(GQuark declaration_name,
        return NULL;
 }
 
-int register_declaration(GQuark name, struct declaration *declaration,
+int bt_register_declaration(GQuark name, struct declaration *declaration,
                struct declaration_scope *scope)
 {
        if (!name)
                return -EPERM;
 
        /* Only lookup in local scope */
-       if (lookup_declaration_scope(name, scope))
+       if (bt_lookup_declaration_scope(name, scope))
                return -EEXIST;
 
        g_hash_table_insert(scope->typedef_declarations,
                            (gpointer) (unsigned long) name,
                            declaration);
-       declaration_ref(declaration);
+       bt_declaration_ref(declaration);
        return 0;
 }
 
@@ -111,10 +125,10 @@ static int compare_paths(GArray *a, GArray *b, int len)
 
 static int is_path_child_of(GArray *path, GArray *maybe_parent)
 {
-       int i, ret;
+       int ret;
 
        if (babeltrace_debug) {
-               int need_dot = 0;
+               int i, need_dot = 0;
 
                printf_debug("Is path \"");
                for (i = 0; i < path->len; need_dot = 1, i++)
@@ -144,7 +158,7 @@ end:
 }
 
 static struct definition_scope *
-       get_definition_scope(struct definition *definition)
+       get_definition_scope(const struct definition *definition)
 {
        return definition->scope;
 }
@@ -265,12 +279,12 @@ int register_field_definition(GQuark field_name, struct definition *definition,
        return 0;
 }
 
-void declaration_ref(struct declaration *declaration)
+void bt_declaration_ref(struct declaration *declaration)
 {
        declaration->ref++;
 }
 
-void declaration_unref(struct declaration *declaration)
+void bt_declaration_unref(struct declaration *declaration)
 {
        if (!declaration)
                return;
@@ -278,12 +292,12 @@ void declaration_unref(struct declaration *declaration)
                declaration->declaration_free(declaration);
 }
 
-void definition_ref(struct definition *definition)
+void bt_definition_ref(struct definition *definition)
 {
        definition->ref++;
 }
 
-void definition_unref(struct definition *definition)
+void bt_definition_unref(struct definition *definition)
 {
        if (!definition)
                return;
@@ -292,27 +306,27 @@ void definition_unref(struct definition *definition)
 }
 
 struct declaration_scope *
-       new_declaration_scope(struct declaration_scope *parent_scope)
+       bt_new_declaration_scope(struct declaration_scope *parent_scope)
 {
        struct declaration_scope *scope = g_new(struct declaration_scope, 1);
 
        scope->typedef_declarations = g_hash_table_new_full(g_direct_hash,
                                        g_direct_equal, NULL,
-                                       (GDestroyNotify) definition_unref);
+                                       (GDestroyNotify) bt_declaration_unref);
        scope->struct_declarations = g_hash_table_new_full(g_direct_hash,
                                        g_direct_equal, NULL,
-                                       (GDestroyNotify) declaration_unref);
+                                       (GDestroyNotify) bt_declaration_unref);
        scope->variant_declarations = g_hash_table_new_full(g_direct_hash,
                                        g_direct_equal, NULL,
-                                       (GDestroyNotify) declaration_unref);
+                                       (GDestroyNotify) bt_declaration_unref);
        scope->enum_declarations = g_hash_table_new_full(g_direct_hash,
                                        g_direct_equal, NULL,
-                                       (GDestroyNotify) declaration_unref);
+                                       (GDestroyNotify) bt_declaration_unref);
        scope->parent_scope = parent_scope;
        return scope;
 }
 
-void free_declaration_scope(struct declaration_scope *scope)
+void bt_free_declaration_scope(struct declaration_scope *scope)
 {
        g_hash_table_destroy(scope->enum_declarations);
        g_hash_table_destroy(scope->variant_declarations);
@@ -322,20 +336,20 @@ void free_declaration_scope(struct declaration_scope *scope)
 }
 
 static
-struct declaration_struct *lookup_struct_declaration_scope(GQuark struct_name,
+struct declaration_struct *bt_lookup_struct_declaration_scope(GQuark struct_name,
                                             struct declaration_scope *scope)
 {
        return g_hash_table_lookup(scope->struct_declarations,
                                   (gconstpointer) (unsigned long) struct_name);
 }
 
-struct declaration_struct *lookup_struct_declaration(GQuark struct_name,
+struct declaration_struct *bt_lookup_struct_declaration(GQuark struct_name,
                                       struct declaration_scope *scope)
 {
        struct declaration_struct *declaration;
 
        while (scope) {
-               declaration = lookup_struct_declaration_scope(struct_name, scope);
+               declaration = bt_lookup_struct_declaration_scope(struct_name, scope);
                if (declaration)
                        return declaration;
                scope = scope->parent_scope;
@@ -343,7 +357,7 @@ struct declaration_struct *lookup_struct_declaration(GQuark struct_name,
        return NULL;
 }
 
-int register_struct_declaration(GQuark struct_name,
+int bt_register_struct_declaration(GQuark struct_name,
        struct declaration_struct *struct_declaration,
        struct declaration_scope *scope)
 {
@@ -354,24 +368,24 @@ int register_struct_declaration(GQuark struct_name,
                return -EPERM;
 
        /* Only lookup in local scope */
-       if (lookup_struct_declaration_scope(struct_name, scope))
+       if (bt_lookup_struct_declaration_scope(struct_name, scope))
                return -EEXIST;
 
        g_hash_table_insert(scope->struct_declarations,
                            (gpointer) (unsigned long) struct_name,
                            struct_declaration);
-       declaration_ref(&struct_declaration->p);
+       bt_declaration_ref(&struct_declaration->p);
 
        /* Also add in typedef/typealias scopes */
        prefix_name = prefix_quark("struct ", struct_name);
-       ret = register_declaration(prefix_name, &struct_declaration->p, scope);
+       ret = bt_register_declaration(prefix_name, &struct_declaration->p, scope);
        assert(!ret);
        return 0;
 }
 
 static
 struct declaration_untagged_variant *
-       lookup_variant_declaration_scope(GQuark variant_name,
+       bt_lookup_variant_declaration_scope(GQuark variant_name,
                struct declaration_scope *scope)
 {
        return g_hash_table_lookup(scope->variant_declarations,
@@ -379,13 +393,13 @@ struct declaration_untagged_variant *
 }
 
 struct declaration_untagged_variant *
-       lookup_variant_declaration(GQuark variant_name,
+       bt_lookup_variant_declaration(GQuark variant_name,
                struct declaration_scope *scope)
 {
        struct declaration_untagged_variant *declaration;
 
        while (scope) {
-               declaration = lookup_variant_declaration_scope(variant_name, scope);
+               declaration = bt_lookup_variant_declaration_scope(variant_name, scope);
                if (declaration)
                        return declaration;
                scope = scope->parent_scope;
@@ -393,7 +407,7 @@ struct declaration_untagged_variant *
        return NULL;
 }
 
-int register_variant_declaration(GQuark variant_name,
+int bt_register_variant_declaration(GQuark variant_name,
                struct declaration_untagged_variant *untagged_variant_declaration,
                struct declaration_scope *scope)
 {
@@ -404,17 +418,17 @@ int register_variant_declaration(GQuark variant_name,
                return -EPERM;
 
        /* Only lookup in local scope */
-       if (lookup_variant_declaration_scope(variant_name, scope))
+       if (bt_lookup_variant_declaration_scope(variant_name, scope))
                return -EEXIST;
 
        g_hash_table_insert(scope->variant_declarations,
                            (gpointer) (unsigned long) variant_name,
                            untagged_variant_declaration);
-       declaration_ref(&untagged_variant_declaration->p);
+       bt_declaration_ref(&untagged_variant_declaration->p);
 
        /* Also add in typedef/typealias scopes */
        prefix_name = prefix_quark("variant ", variant_name);
-       ret = register_declaration(prefix_name,
+       ret = bt_register_declaration(prefix_name,
                        &untagged_variant_declaration->p, scope);
        assert(!ret);
        return 0;
@@ -422,7 +436,7 @@ int register_variant_declaration(GQuark variant_name,
 
 static
 struct declaration_enum *
-       lookup_enum_declaration_scope(GQuark enum_name,
+       bt_lookup_enum_declaration_scope(GQuark enum_name,
                struct declaration_scope *scope)
 {
        return g_hash_table_lookup(scope->enum_declarations,
@@ -430,13 +444,13 @@ struct declaration_enum *
 }
 
 struct declaration_enum *
-       lookup_enum_declaration(GQuark enum_name,
+       bt_lookup_enum_declaration(GQuark enum_name,
                struct declaration_scope *scope)
 {
        struct declaration_enum *declaration;
 
        while (scope) {
-               declaration = lookup_enum_declaration_scope(enum_name, scope);
+               declaration = bt_lookup_enum_declaration_scope(enum_name, scope);
                if (declaration)
                        return declaration;
                scope = scope->parent_scope;
@@ -444,7 +458,7 @@ struct declaration_enum *
        return NULL;
 }
 
-int register_enum_declaration(GQuark enum_name,
+int bt_register_enum_declaration(GQuark enum_name,
                struct declaration_enum *enum_declaration,
                struct declaration_scope *scope)
 {
@@ -455,17 +469,17 @@ int register_enum_declaration(GQuark enum_name,
                return -EPERM;
 
        /* Only lookup in local scope */
-       if (lookup_enum_declaration_scope(enum_name, scope))
+       if (bt_lookup_enum_declaration_scope(enum_name, scope))
                return -EEXIST;
 
        g_hash_table_insert(scope->enum_declarations,
                            (gpointer) (unsigned long) enum_name,
                            enum_declaration);
-       declaration_ref(&enum_declaration->p);
+       bt_declaration_ref(&enum_declaration->p);
 
        /* Also add in typedef/typealias scopes */
        prefix_name = prefix_quark("enum ", enum_name);
-       ret = register_declaration(prefix_name, &enum_declaration->p, scope);
+       ret = bt_register_declaration(prefix_name, &enum_declaration->p, scope);
        assert(!ret);
        return 0;
 }
@@ -491,7 +505,6 @@ GQuark new_definition_path(struct definition_scope *parent_scope,
        GQuark path;
        GString *str;
        gchar *c_str;
-       int i;
        int need_dot = 0;
 
        str = g_string_new("");
@@ -499,6 +512,8 @@ GQuark new_definition_path(struct definition_scope *parent_scope,
                g_string_append(str, root_name);
                need_dot = 1;
        } else if (parent_scope) {
+               int i;
+
                for (i = 0; i < parent_scope->scope_path->len; i++) {
                        GQuark q = g_array_index(parent_scope->scope_path,
                                                 GQuark, i);
@@ -532,7 +547,7 @@ struct definition_scope *
 
        if (root_name) {
                scope = _new_definition_scope(parent_scope, 0);
-               append_scope_path(root_name, scope->scope_path);
+               bt_append_scope_path(root_name, scope->scope_path);
        } else {
                int scope_path_len = 1;
 
@@ -559,7 +574,7 @@ struct definition_scope *
 /*
  * in: path (dot separated), out: q (GArray of GQuark)
  */
-void append_scope_path(const char *path, GArray *q)
+void bt_append_scope_path(const char *path, GArray *q)
 {
        const char *ptrbegin, *ptrend = path;
        GQuark quark;
@@ -597,8 +612,7 @@ void free_definition_scope(struct definition_scope *scope)
        g_free(scope);
 }
 
-static
-struct definition *lookup_definition(struct definition *definition,
+struct definition *lookup_definition(const struct definition *definition,
                                     const char *field_name)
 {
        struct definition_scope *scope = get_definition_scope(definition);
@@ -610,7 +624,7 @@ struct definition *lookup_definition(struct definition *definition,
                                             scope);
 }
 
-struct definition_integer *lookup_integer(struct definition *definition,
+struct definition_integer *lookup_integer(const struct definition *definition,
                                          const char *field_name,
                                          int signedness)
 {
@@ -628,7 +642,7 @@ struct definition_integer *lookup_integer(struct definition *definition,
        return lookup_integer;
 }
 
-struct definition_enum *lookup_enum(struct definition *definition,
+struct definition_enum *bt_lookup_enum(const struct definition *definition,
                                    const char *field_name,
                                    int signedness)
 {
@@ -646,7 +660,7 @@ struct definition_enum *lookup_enum(struct definition *definition,
        return lookup_enum;
 }
 
-struct definition *lookup_variant(struct definition *definition,
+struct definition *lookup_variant(const struct definition *definition,
                                  const char *field_name)
 {
        struct definition *lookup;
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