Merged in dstaesse/ouroboros/be-irmd-refactor (pull request #213)

irmd, lib: Rebuild the IRMd data model

1 files changed, 164 insertions, 0 deletions

diff --git a/src/irmd/apn_table.c b/src/irmd/apn_table.c
new file mode 100644
index 00000000..31c45a78
--- /dev/null
+++ b/src/irmd/apn_table.c
@@ -0,0 +1,164 @@
+/*
+ * Ouroboros - Copyright (C) 2016
+ *
+ * The IPC Resource Manager - Application Process Table
+ *
+ *    Dimitri Staessens <dimitri.staessens@intec.ugent.be>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <ouroboros/errno.h>
+#include <ouroboros/irm_config.h>
+
+#include "apn_table.h"
+#include "utils.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+struct apn_entry * apn_entry_create(char * apn,
+                                    char * ap,
+                                    uint32_t flags,
+                                    char ** argv)
+{
+        struct apn_entry * e;
+        if (apn == NULL)
+                return NULL;
+
+        e = malloc(sizeof(*e));
+        if (e == NULL)
+                return NULL;
+
+        INIT_LIST_HEAD(&e->next);
+        INIT_LIST_HEAD(&e->names);
+
+        e->apn   = apn;
+        e->ap    = ap;
+        e->flags = flags;
+
+        if (flags & BIND_AP_AUTO) {
+                e->argv = argv;
+        } else {
+                e->argv  = NULL;
+                argvfree(argv);
+                argv = NULL;
+        }
+
+        return e;
+}
+void apn_entry_destroy(struct apn_entry * e)
+{
+        struct list_head * p = NULL;
+        struct list_head * h = NULL;
+
+        if (e == NULL)
+                return;
+
+        if (e->apn != NULL)
+                free(e->apn);
+
+        if (e->ap != NULL)
+                free(e->ap);
+
+        if (e->argv != NULL)
+                argvfree(e->argv);
+
+        list_for_each_safe(p, h, &e->names) {
+                struct str_el * s = list_entry(p, struct str_el, next);
+                list_del(&s->next);
+                if (s->str != NULL)
+                        free(s->str);
+                free(s);
+        }
+
+        free(e);
+}
+
+int apn_entry_add_name(struct apn_entry * e, char * name)
+{
+        struct str_el * s;
+
+        if (e == NULL || name == NULL)
+                return -EINVAL;
+
+        s = malloc(sizeof(*s));
+        if (s == NULL)
+                return -ENOMEM;
+
+        s->str = name;
+        list_add(&s->next, &e->names);
+
+        return 0;
+}
+
+void apn_entry_del_name(struct apn_entry * e, char * name)
+{
+        struct list_head * p = NULL;
+        struct list_head * h = NULL;
+
+        list_for_each_safe(p, h, &e->names) {
+                struct str_el * s = list_entry(p, struct str_el, next);
+                if (!wildcard_match(name, s->str)) {
+                        list_del(&s->next);
+                        if (s->str != NULL)
+                                free(s->str);
+                        free(s);
+                }
+        }
+}
+
+int apn_table_add(struct list_head * apn_table, struct apn_entry * e)
+{
+        if (apn_table == NULL || e == NULL)
+                return -EINVAL;
+
+        list_add(&e->next, apn_table);
+
+        return 0;
+}
+
+void apn_table_del(struct list_head * apn_table, char * ap)
+{
+        struct list_head * p;
+        struct list_head * h;
+
+        if (apn_table == NULL || ap == NULL)
+                return;
+
+        list_for_each_safe(p, h, apn_table) {
+                struct apn_entry * e = list_entry(p, struct apn_entry, next);
+                if (!wildcard_match(ap, e->ap)) {
+                        list_del(&e->next);
+                        apn_entry_destroy(e);
+                }
+        }
+}
+
+struct apn_entry * apn_table_get(struct list_head * apn_table, char * ap)
+{
+        struct list_head * p;
+
+        if (apn_table == NULL || ap == NULL)
+                return NULL;
+
+        list_for_each(p, apn_table) {
+                struct apn_entry * e = list_entry(p, struct apn_entry, next);
+                if (!strcmp(e->ap, ap))
+                        return e;
+        }
+
+        return NULL;
+}