lib, ipcpd, irmd: Add full-fledged QoS

This adds more Quality of Service support to Ouroboros. One part is
the network specific characteristics such as bandwidth, delay, ...
The other part is end-to-end QoS like reliability, window based flow
control, ...

4 files changed, 28 insertions, 12 deletions

diff --git a/include/ouroboros/qos.h b/include/ouroboros/qos.h
index b12fed60..78bdba45 100644
--- a/include/ouroboros/qos.h
+++ b/include/ouroboros/qos.h
@@ -25,13 +25,22 @@
 #define OUROBOROS_QOS_H
 
 #include <stdint.h>
+#include <stdbool.h>
 
 typedef struct qos_spec {
-        uint32_t delay;
-        uint32_t jitter;
+        uint32_t delay;                /* In ms */
+        uint64_t bandwidth;            /* In bits/s */
+        uint8_t  availability;         /* Class of 9s */
+        uint32_t maximum_interruption; /* In ms */
 
-        /* FIXME: define qosspecs */
-        int cube;
+        bool     resource_control;     /* Feedback from receiver */
+        bool     reliable;             /* Reliable flow */
+        bool     error_check;          /* Check for errors */
+        bool     ordered;              /* Ordered delivery */
+        bool     partial;              /* Allow partial delivery */
 } qosspec_t;
 
+int qosspec_init(qosspec_t * qs);
+int qosspec_fini(qosspec_t * qs);
+
 #endif
diff --git a/include/ouroboros/shared.h b/include/ouroboros/qoscube.h
index 07d4be5e..5d339adb 100644
--- a/include/ouroboros/shared.h
+++ b/include/ouroboros/qoscube.h
@@ -1,7 +1,7 @@
 /*
  * Ouroboros - Copyright (C) 2016 - 2017
  *
- * Shared definitions between IRMd and IPCPs
+ * Quality of Service cubes
  *
  *    Dimitri Staessens <dimitri.staessens@ugent.be>
  *    Sander Vrijders   <sander.vrijders@ugent.be>
@@ -21,15 +21,19 @@
  * 02110-1301 USA
  */
 
-#ifndef OUROBOROS_SHARED_H
-#define OUROBOROS_SHARED_H
+#ifndef OUROBOROS_QOSCUBE_H
+#define OUROBOROS_QOSCUBE_H
+
+#include <ouroboros/qos.h>
 
-/* FIXME: To be decided which QoS cubes we support */
 typedef enum qos_cube {
-        QOS_CUBE_FRC = 0,
-        QOS_CUBE_BE,
+        QOS_CUBE_BE = 0,
         QOS_CUBE_VIDEO,
+        QOS_CUBE_VOICE,
         QOS_CUBE_MAX
 } qoscube_t;
 
-#endif /* OUROBOROS_SHARED_H */
+qoscube_t qos_spec_to_cube(qosspec_t qs);
+qosspec_t qos_cube_to_spec(qoscube_t qc);
+
+#endif
diff --git a/include/ouroboros/shm_rdrbuff.h b/include/ouroboros/shm_rdrbuff.h
index 13b99eef..fb12be74 100644
--- a/include/ouroboros/shm_rdrbuff.h
+++ b/include/ouroboros/shm_rdrbuff.h
@@ -25,7 +25,7 @@
 #define OUROBOROS_SHM_RDRBUFF_H
 
 #include <ouroboros/shm_du_buff.h>
-#include <ouroboros/shared.h>
+#include <ouroboros/qoscube.h>
 
 #include <stdint.h>
 #include <pthread.h>
diff --git a/include/ouroboros/sockets.h b/include/ouroboros/sockets.h
index 660709bf..0d65c15d 100644
--- a/include/ouroboros/sockets.h
+++ b/include/ouroboros/sockets.h
@@ -30,6 +30,9 @@
 typedef IpcpConfigMsg ipcp_config_msg_t;
 typedef DifInfoMsg dif_info_msg_t;
 
+#include "frct_enroll.pb-c.h"
+typedef FrctEnrollMsg frct_enroll_msg_t;
+
 #include "irmd_messages.pb-c.h"
 typedef IrmMsg irm_msg_t;