include: Use common definition between lib and IRMd

Some definitions/enums were different between the library and IRMd
(flow_state, ipcp_state). This moves them to common ground.

Signed-off-by: Dimitri Staessens <dimitri@ouroboros.rocks>
Signed-off-by: Sander Vrijders <sander@ouroboros.rocks>

3 files changed, 90 insertions, 30 deletions

diff --git a/include/ouroboros/flow.h b/include/ouroboros/flow.h
new file mode 100644
index 00000000..e8c1dfdf
--- /dev/null
+++ b/include/ouroboros/flow.h
@@ -0,0 +1,54 @@
+/*
+ * Ouroboros - Copyright (C) 2016 - 2024
+ *
+ * Flows
+ *
+ *    Dimitri Staessens <dimitri@ouroboros.rocks>
+ *    Sander Vrijders   <sander@ouroboros.rocks>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * version 2.1 as published by the Free Software Foundation.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., http://www.fsf.org/about/contact/.
+ */
+
+#ifndef OUROBOROS_LIB_FLOW_H
+#define OUROBOROS_LIB_FLOW_H
+
+#include <ouroboros/qos.h>
+
+#include <sys/types.h>
+
+ enum flow_state { /* DO NOT CHANGE ORDER! */
+        FLOW_INIT = 0,
+        FLOW_ALLOC_PENDING,
+        FLOW_ALLOC_REQ_PENDING,
+        FLOW_ALLOCATED,
+        FLOW_DEALLOC_PENDING,
+        FLOW_DEALLOCATED,
+        FLOW_DESTROY,
+        FLOW_NULL
+};
+
+struct flow_info {
+        int             id;
+
+        pid_t           n_pid;
+        pid_t           n_1_pid;
+
+        time_t          mpl;
+
+        struct qos_spec qs;
+
+        enum flow_state state;
+};
+
+#endif /* OUROBOROS_LIB_FLOW_H */
\ No newline at end of file
diff --git a/include/ouroboros/ipcp.h b/include/ouroboros/ipcp.h
index a2c7720a..eb7d1670 100644
--- a/include/ouroboros/ipcp.h
+++ b/include/ouroboros/ipcp.h
@@ -26,17 +26,21 @@
 #include <stdint.h>
 #include <unistd.h>
 #include <stdbool.h>
+#include <sys/types.h>
 
 #define IPCP_NAME_SIZE  255
 #define LAYER_NAME_SIZE 255
 #define DEV_NAME_SIZE   255
 
-/* Unicast IPCP components. */
-#define DT_COMP   "Data Transfer"
-#define MGMT_COMP "Management"
+enum ipcp_state {
+        IPCP_INIT = 0,
+        IPCP_BOOT,
+        IPCP_OPERATIONAL,
+        IPCP_SHUTDOWN,
+        IPCP_NULL
+};
 
-/* NOTE: The IRMd uses this order to select an IPCP for flow allocation. */
-enum ipcp_type {
+enum ipcp_type { /* IRMd uses order to select an IPCP for flow allocation. */
         IPCP_LOCAL = 0,
         IPCP_UNICAST,
         IPCP_BROADCAST,
@@ -46,6 +50,17 @@ enum ipcp_type {
         IPCP_INVALID
 };
 
+struct ipcp_info {
+        enum ipcp_type  type;
+        pid_t           pid;
+        char            name[IPCP_NAME_SIZE + 1];
+        enum ipcp_state state;
+};
+
+/* Unicast IPCP components. */
+#define DT_COMP   "Data Transfer"
+#define MGMT_COMP "Management"
+
 /* Unicast IPCP policies */
 enum pol_addr_auth {
         ADDR_AUTH_FLAT_RANDOM = 0,
@@ -65,14 +80,6 @@ enum pol_cong_avoid {
         CA_INVALID
 };
 
-enum pol_dir_hash {
-        DIR_HASH_SHA3_224,
-        DIR_HASH_SHA3_256,
-        DIR_HASH_SHA3_384,
-        DIR_HASH_SHA3_512,
-        DIR_HASH_INVALID
-};
-
 struct dt_config {
         uint8_t          addr_size;
         uint8_t          eid_size;
@@ -98,16 +105,18 @@ struct udp_config {
         uint16_t port;
 };
 
-/* Info about the IPCP */
-struct ipcp_info {
-        enum ipcp_type type;
-        char name[IPCP_NAME_SIZE + 1];
+/* Layers */
+enum pol_dir_hash {
+        DIR_HASH_SHA3_224,
+        DIR_HASH_SHA3_256,
+        DIR_HASH_SHA3_384,
+        DIR_HASH_SHA3_512,
+        DIR_HASH_INVALID
 };
 
-/* Info reported back to the IRMd about the layer on enrollment */
 struct layer_info {
-        char name[LAYER_NAME_SIZE + 1];
-        int  dir_hash_algo;
+        char              name[LAYER_NAME_SIZE + 1];
+        enum pol_dir_hash dir_hash_algo;
 };
 
 /* Structure to configure the first IPCP */
diff --git a/include/ouroboros/irm.h b/include/ouroboros/irm.h
index 9d55ebd4..30d461ab 100644
--- a/include/ouroboros/irm.h
+++ b/include/ouroboros/irm.h
@@ -31,27 +31,24 @@
 
 /* Name binding options. */
 #define BIND_AUTO   0x01
+#define NAME_SIZE 255
 
-#define NAME_SIZE 256
-#define LAYER_SIZE LAYER_NAME_SIZE
-
-/* Load balancing policy for incoming flows. */
 enum pol_balance {
         LB_RR = 0,
         LB_SPILL,
         LB_INVALID
 };
 
+struct name_info {
+        char             name[NAME_SIZE + 1];
+        enum pol_balance pol_lb;
+};
+
 struct ipcp_list_info {
         pid_t          pid;
         enum ipcp_type type;
         char           name[NAME_SIZE];
-        char           layer[LAYER_SIZE];
-};
-
-struct name_info {
-        char             name[NAME_SIZE];
-        enum pol_balance pol_lb;
+        char           layer[LAYER_NAME_SIZE];
 };
 
 __BEGIN_DECLS