Merge branch 'be' of bitbucket.org:ouroboros-rina/ouroboros into be-build

11 files changed, 916 insertions, 972 deletions

diff --git a/src/lib/.gitignore b/src/lib/.gitignore
new file mode 100644
index 00000000..8704469b
--- /dev/null
+++ b/src/lib/.gitignore
@@ -0,0 +1 @@
+*.pb-c.[ch]
\ No newline at end of file
diff --git a/src/lib/CMakeLists.txt b/src/lib/CMakeLists.txt
index 42a4d5c0..1f7b0f55 100644
--- a/src/lib/CMakeLists.txt
+++ b/src/lib/CMakeLists.txt
@@ -4,40 +4,54 @@ include_directories(${CMAKE_CURRENT_BINARY_DIR})
 include_directories(${CMAKE_SOURCE_DIR}/include)
 include_directories(${CMAKE_BINARY_DIR}/include)
 
+find_package(ProtobufC REQUIRED)
+include_directories(${PROTOBUF_INCLUDE_DIRS})
+protobuf_generate_c(IRM_PROTO_SRCS IRM_PROTO_HDRS irmd_messages.proto)
+protobuf_generate_c(IPCP_PROTO_SRCS IPCP_PROTO_HDRS ipcpd_messages.proto)
+
 find_library(LIBRT_LIBRARIES rt)
 if(NOT LIBRT_LIBRARIES)
-       message(FATAL_ERROR "librt not found")
+  message(FATAL_ERROR "librt not found")
 endif()
 
 find_library(LIBPTHREAD_LIBRARIES pthread)
 if(NOT LIBPTHREAD_LIBRARIES)
-       message(FATAL_ERROR "libpthread not found")
+  message(FATAL_ERROR "libpthread not found")
 endif()
 
 set(SOURCE_FILES
-        # Add source files here
-        bitmap.c
-        cdap.c
-        da.c
-        dev.c
-        du_buff.c
-        ipcp.c
-        irm.c
-        list.c
-        rina_name.c
-        shm_du_map.c
-        sockets.c
-        utils.c
-)
-
-add_library(ouroboros SHARED ${SOURCE_FILES})
-target_link_libraries(ouroboros ${LIBRT_LIBRARIES} ${LIBPTHREAD_LIBRARIES})
+  # Add source files here
+  bitmap.c
+  cdap.c
+  da.c
+  dev.c
+  du_buff.c
+  flow.c
+  instance_name.c
+  ipcp.c
+  irm.c
+  list.c
+  shm_du_map.c
+  sockets.c
+  utils.c
+  )
+
+install(FILES ${IRM_PROTO_HDRS} ${IPCP_PROTO_HDRS}
+  DESTINATION include/ouroboros)
+
+add_library(ouroboros SHARED ${SOURCE_FILES}
+  ${IRM_PROTO_SRCS} ${IPCP_PROTO_SRCS})
+
+target_link_libraries(ouroboros ${LIBRT_LIBRARIES}
+  ${LIBPTHREAD_LIBRARIES} ${PROTOBUF_C_LIBRARY})
 
 include(MacroAddCompileFlags)
 if (CMAKE_BUILD_TYPE MATCHES Debug)
-   MACRO_ADD_COMPILE_FLAGS(ouroboros -DCONFIG_OUROBOROS_DEBUG)
+  MACRO_ADD_COMPILE_FLAGS(ouroboros -DCONFIG_OUROBOROS_DEBUG)
 endif (CMAKE_BUILD_TYPE MATCHES Debug)
 
 install(TARGETS ouroboros LIBRARY DESTINATION lib)
 
+target_include_directories(ouroboros PUBLIC ${CMAKE_CURRENT_BINARY_DIR})
+
 add_subdirectory(tests)
diff --git a/src/lib/dev.c b/src/lib/dev.c
index 7c0c8a15..c138b009 100644
--- a/src/lib/dev.c
+++ b/src/lib/dev.c
@@ -32,30 +32,33 @@ int ap_reg(char * ap_name,
            char ** difs,
            size_t difs_size)
 {
-        struct irm_msg msg;
-        struct irm_msg * recv_msg = NULL;
+        irm_msg_t msg = IRM_MSG__INIT;
+        irm_msg_t * recv_msg = NULL;
         int fd = 0;
 
         if (ap_name == NULL ||
             difs == NULL ||
-            difs_size == 0) {
-                LOG_ERR("Invalid arguments");
-                return -1;
+            difs_size == 0 ||
+            difs[0] == NULL) {
+                return -EINVAL;
         }
 
-        msg.code = IRM_AP_REG;
+        msg.code = IRM_MSG_CODE__IRM_AP_REG;
         msg.ap_name = ap_name;
-        msg.difs = difs;
-        msg.difs_size = difs_size;
+        msg.dif_name = difs;
+        msg.n_dif_name = difs_size;
+
+        recv_msg = send_recv_irm_msg(&msg);
+        if (recv_msg == NULL)
+                return -1;
 
-        recv_msg = send_recv_irmd_msg(&msg);
-        if (recv_msg == NULL) {
-                LOG_ERR("Failed to send and receive message");
+        if (recv_msg->has_fd == false) {
+                irm_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
 
         fd = recv_msg->fd;
-        free(recv_msg);
+        irm_msg__free_unpacked(recv_msg, NULL);
 
         return fd;
 }
@@ -64,76 +67,95 @@ int ap_unreg(char * ap_name,
              char ** difs,
              size_t difs_size)
 {
-        struct irm_msg msg;
+        irm_msg_t msg = IRM_MSG__INIT;
+        irm_msg_t * recv_msg = NULL;
+        int ret = -1;
 
         if (ap_name == NULL ||
             difs == NULL ||
-            difs_size == 0) {
-                LOG_ERR("Invalid arguments");
-                return -1;
+            difs_size == 0 ||
+            difs[0] == NULL) {
+                return -EINVAL;
         }
 
-        msg.code = IRM_AP_UNREG;
+        msg.code = IRM_MSG_CODE__IRM_AP_UNREG;
         msg.ap_name = ap_name;
-        msg.difs = difs;
-        msg.difs_size = difs_size;
+        msg.dif_name = difs;
+        msg.n_dif_name = difs_size;
 
-        if (send_irmd_msg(&msg)) {
-                LOG_ERR("Failed to send message to daemon");
+        recv_msg = send_recv_irm_msg(&msg);
+        if (recv_msg == NULL)
+                return -1;
+
+        if (recv_msg->has_result == false) {
+                irm_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
 
-        return 0;
+        ret = recv_msg->result;
+        irm_msg__free_unpacked(recv_msg, NULL);
+
+        return ret;
 }
 
 int flow_accept(int fd,
                 char * ap_name,
                 char * ae_name)
 {
-        struct irm_msg msg;
-        struct irm_msg * recv_msg = NULL;
+        irm_msg_t msg = IRM_MSG__INIT;
+        irm_msg_t * recv_msg = NULL;
         int cli_fd = 0;
 
         if (ap_name == NULL) {
-                LOG_ERR("Invalid arguments");
-                return -1;
+                return -EINVAL;
         }
 
-        msg.code = IRM_FLOW_ACCEPT;
+        msg.code = IRM_MSG_CODE__IRM_FLOW_ACCEPT;
+        msg.has_fd = true;
         msg.fd = fd;
 
-        recv_msg = send_recv_irmd_msg(&msg);
-        if (recv_msg == NULL) {
-                LOG_ERR("Failed to send and receive message");
+        recv_msg = send_recv_irm_msg(&msg);
+        if (recv_msg == NULL)
                 return -1;
-        }
 
+        if (recv_msg->has_fd == false) {
+                irm_msg__free_unpacked(recv_msg, NULL);
+                return -1;
+        }
         cli_fd = recv_msg->fd;
         ap_name = recv_msg->ap_name;
-        if (ae_name == NULL)
-                ae_name = "";
-        else
-                ae_name = recv_msg->ae_name;
-        free(recv_msg);
+        ae_name = recv_msg->ae_name;
 
+        irm_msg__free_unpacked(recv_msg, NULL);
         return cli_fd;
 }
 
 int flow_alloc_resp(int fd,
                     int result)
 {
-        struct irm_msg msg;
+        irm_msg_t msg = IRM_MSG__INIT;
+        irm_msg_t * recv_msg = NULL;
+        int ret = -1;
 
-        msg.code = IRM_FLOW_ALLOC_RESP;
+        msg.code = IRM_MSG_CODE__IRM_FLOW_ALLOC_RESP;
+        msg.has_fd = true;
         msg.fd = fd;
+        msg.has_result = true;
         msg.result = result;
 
-        if (send_irmd_msg(&msg)) {
-                LOG_ERR("Failed to send message to daemon");
+        recv_msg = send_recv_irm_msg(&msg);
+        if (recv_msg == NULL)
+                return -1;
+
+        if (recv_msg->has_result == false) {
+                irm_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
 
-        return 0;
+        ret = recv_msg->result;
+        irm_msg__free_unpacked(recv_msg, NULL);
+
+        return ret;
 }
 
 int flow_alloc(char * dst_ap_name,
@@ -142,87 +164,110 @@ int flow_alloc(char * dst_ap_name,
                struct qos_spec * qos,
                int oflags)
 {
-        struct irm_msg msg;
-        struct irm_msg * recv_msg = NULL;
+        irm_msg_t msg = IRM_MSG__INIT;
+        irm_msg_t * recv_msg = NULL;
         int fd = 0;
 
         if (dst_ap_name == NULL ||
-            src_ap_name == NULL) {
-                LOG_ERR("Invalid arguments");
-                return -1;
+            src_ap_name == NULL ||
+            qos == NULL) {
+                return -EINVAL;
         }
 
-        msg.code = IRM_FLOW_ALLOC;
+        msg.code = IRM_MSG_CODE__IRM_FLOW_ALLOC;
         msg.dst_ap_name = dst_ap_name;
         msg.ap_name = src_ap_name;
-        if (src_ae_name == NULL)
-                msg.ae_name = "";
-        else
-                msg.ae_name = src_ae_name;
-        msg.qos = qos;
+        msg.ae_name = src_ae_name;
+        msg.has_oflags = true;
         msg.oflags = oflags;
 
-        recv_msg = send_recv_irmd_msg(&msg);
-        if (recv_msg == NULL) {
-                LOG_ERR("Failed to send and receive message");
+        recv_msg = send_recv_irm_msg(&msg);
+        if (recv_msg == NULL)
+                return -1;
+
+        if (recv_msg->has_fd == false) {
+                irm_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
 
         fd = recv_msg->fd;
-        free(recv_msg);
-
+        irm_msg__free_unpacked(recv_msg, NULL);
         return fd;
 }
 
 int flow_alloc_res(int fd)
 {
-        struct irm_msg msg;
-        struct irm_msg * recv_msg = NULL;
+        irm_msg_t msg = IRM_MSG__INIT;
+        irm_msg_t * recv_msg = NULL;
         int result = 0;
 
-        msg.code = IRM_FLOW_ALLOC_RES;
+        msg.code = IRM_MSG_CODE__IRM_FLOW_ALLOC_RES;
+        msg.has_fd = true;
         msg.fd = fd;
 
-        recv_msg = send_recv_irmd_msg(&msg);
-        if (recv_msg == NULL) {
-                LOG_ERR("Failed to send and receive message");
+        recv_msg = send_recv_irm_msg(&msg);
+        if (recv_msg == NULL)
+                return -1;
+
+        if (recv_msg->has_result == false) {
+                irm_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
 
         result = recv_msg->result;
-        free(recv_msg);
+        irm_msg__free_unpacked(recv_msg, NULL);
 
         return result;
 }
 
 int flow_dealloc(int fd)
 {
-        struct irm_msg msg;
+        irm_msg_t msg = IRM_MSG__INIT;
+        irm_msg_t * recv_msg = NULL;
+        int ret = -1;
 
-        msg.code = IRM_FLOW_DEALLOC;
+        msg.code = IRM_MSG_CODE__IRM_FLOW_DEALLOC;
+        msg.has_fd = true;
         msg.fd = fd;
 
-        if (send_irmd_msg(&msg)) {
-                LOG_ERR("Failed to send message to daemon");
+        recv_msg = send_recv_irm_msg(&msg);
+        if (recv_msg == NULL)
+                return -1;
+
+        if (recv_msg->has_result == false) {
+                irm_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
 
-        return 0;
+        ret = recv_msg->result;
+        irm_msg__free_unpacked(recv_msg, NULL);
+
+        return ret;
 }
 
 int flow_cntl(int fd, int oflags)
 {
-        struct irm_msg msg;
+        irm_msg_t msg = IRM_MSG__INIT;
+        irm_msg_t * recv_msg = NULL;
+        int ret = -1;
 
+        msg.has_fd = true;
         msg.fd = fd;
         msg.oflags = oflags;
 
-        if (send_irmd_msg(&msg)) {
-                LOG_ERR("Failed to send message to daemon");
+        recv_msg = send_recv_irm_msg(&msg);
+        if (recv_msg == NULL)
+                return -1;
+
+        if (recv_msg->has_result == false) {
+                irm_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
 
-        return 0;
+        ret = recv_msg->result;
+        irm_msg__free_unpacked(recv_msg, NULL);
+
+        return ret;
 }
 
 ssize_t flow_write(int fd,
diff --git a/src/lib/flow.c b/src/lib/flow.c
new file mode 100644
index 00000000..04166298
--- /dev/null
+++ b/src/lib/flow.c
@@ -0,0 +1,83 @@
+/*
+ * Ouroboros - Copyright (C) 2016
+ *
+ * Flows
+ *
+ *    Dimitri Staessens <[email protected]>
+ *
+ * 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 <malloc.h>
+#include <ouroboros/flow.h>
+
+#define OUROBOROS_PREFIX "ipcpd/flow"
+
+#include <ouroboros/logs.h>
+
+flow_t * flow_create(int32_t port_id)
+{
+        flow_t * flow = malloc(sizeof *flow);
+        if (flow == NULL) {
+                LOG_DBGF("Could not malloc flow.");
+                return NULL;
+        }
+
+        flow->port_id = port_id;
+        flow->oflags = FLOW_O_DEFAULT;
+        flow->state = FLOW_INIT;
+
+        pthread_mutex_init(&flow->lock, NULL);
+
+        return flow;
+}
+
+void flow_destroy(flow_t * flow)
+{
+        free(flow);
+}
+
+int flow_set_opts(flow_t * flow, uint16_t opts)
+{
+        if (flow == NULL) {
+                LOG_DBGF("Non-existing flow.");
+                return -1;
+        }
+
+        pthread_mutex_lock(&flow->lock);
+
+        if ((opts & FLOW_O_ACCMODE) == FLOW_O_ACCMODE) {
+                flow->oflags = FLOW_O_DEFAULT;
+                pthread_mutex_unlock(&flow->lock);
+                LOG_WARN("Invalid flow options. Setting default.");
+                return -1;
+        }
+
+        flow->oflags = opts;
+
+        pthread_mutex_unlock(&flow->lock);
+
+        return 0;
+}
+
+uint16_t flow_get_opts(const flow_t * flow)
+{
+        if (flow == NULL) {
+                LOG_DBGF("Non-existing flow.");
+                return FLOW_O_INVALID;
+        }
+
+        return flow->oflags;
+}
diff --git a/src/lib/rina_name.c b/src/lib/instance_name.c
index 2dcfbb08..0f666211 100644
--- a/src/lib/rina_name.c
+++ b/src/lib/instance_name.c
@@ -19,11 +19,11 @@
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
-#define OUROBOROS_PREFIX "name-utils"
+#define OUROBOROS_PREFIX "instance-name"
 
 #include <ouroboros/logs.h>
 #include <ouroboros/common.h>
-#include <ouroboros/rina_name.h>
+#include <ouroboros/instance_name.h>
 #include <ouroboros/utils.h>
 
 #include <string.h>
@@ -31,6 +31,8 @@
 #include <malloc.h>
 #include <stdlib.h>
 
+#define instance_name_is_equal(a, b) (instance_name_cmp(a, b) == 0)
+
 static char * strdup(const char * src)
 {
         int len = 0;
@@ -50,153 +52,144 @@ static char * strdup(const char * src)
         return dst;
 }
 
-rina_name_t * name_create()
+instance_name_t * instance_name_create()
 {
-        rina_name_t * tmp;
+        instance_name_t * tmp;
 
-        tmp = malloc(sizeof(rina_name_t));
+        tmp = malloc(sizeof *tmp);
 
-        tmp->ap_name = NULL;
-        tmp->api_id  = 0;
+        tmp->name = NULL;
+        tmp->id  = 0;
 
         return tmp;
 }
 
-rina_name_t * name_init_from(rina_name_t * dst,
-                             const char *  ap_name,
-                             unsigned int  api_id)
+instance_name_t * instance_name_init_from(instance_name_t * dst,
+                                          const char *      name,
+                                          uint16_t          id)
 {
         if (dst == NULL)
                 return NULL;
 
         /* Clean up the destination, leftovers might be there ... */
-        name_fini(dst);
+        instance_name_fini(dst);
 
-        dst->ap_name = strdup(ap_name);
-        dst->api_id = api_id;
+        dst->name = strdup(name);
+        dst->id = id;
 
-        if (dst->ap_name == NULL) {
-                name_fini(dst);
+        if (dst->name == NULL) {
+                instance_name_fini(dst);
                 return NULL;
         }
 
         return dst;
 }
 
-rina_name_t * name_init_with(rina_name_t * dst,
-                             char *        ap_name,
-                             unsigned int  api_id)
+instance_name_t * instance_name_init_with(instance_name_t * dst,
+                                          char *      name,
+                                          uint16_t          id)
 {
         if (dst == NULL)
                 return NULL;
 
         /* Clean up the destination, leftovers might be there ... */
-        name_fini(dst);
+        instance_name_fini(dst);
 
-        dst->ap_name = ap_name;
-        dst->api_id  = api_id;
+        dst->name = name;
+        dst->id  = id;
 
         return dst;
 }
 
-void name_fini(rina_name_t * n)
+void instance_name_fini(instance_name_t * n)
 {
-        if (n == NULL)
+        if (n == NULL || n->name == NULL)
                 return;
 
-        if (n->ap_name != NULL) {
-                free(n->ap_name);
-                n->ap_name = NULL;
-        }
+        free(n->name);
+        n->name = NULL;
 }
 
-void name_destroy(rina_name_t * ptr)
+void instance_name_destroy(instance_name_t * ptr)
 {
         if (ptr == NULL)
                 return;
 
-        name_fini(ptr);
+        instance_name_fini(ptr);
 
         free(ptr);
 }
 
-int name_cpy(const rina_name_t * src,
-             rina_name_t *       dst)
+int instance_name_cpy(instance_name_t *       dst,
+                      const instance_name_t * src)
 {
-        rina_name_t * res;
+        instance_name_t * res;
 
         if (src == NULL || dst == NULL)
                 return -1;
 
-        res = name_init_from(dst,
-                             src->ap_name,
-                             src->api_id);
+        res = instance_name_init_from(dst, src->name, src->id);
         if (res == NULL)
                 return -1;
 
         return 0;
 }
 
-rina_name_t * name_dup(const rina_name_t * src)
+instance_name_t * instance_name_dup(const instance_name_t * src)
 {
-        rina_name_t * tmp;
+        instance_name_t * tmp;
 
         if (src == NULL)
                 return NULL;
 
-        tmp = name_create();
+        tmp = instance_name_create();
         if (tmp == NULL)
                 return NULL;
 
-        if (name_cpy(src, tmp)) {
-                name_destroy(tmp);
+        if (instance_name_cpy(tmp, src)) {
+                instance_name_destroy(tmp);
                 return NULL;
         }
 
         return tmp;
 }
 
-#define NAME_CMP_FIELD(X, Y, FIELD)                           \
-        ((X->FIELD != NULL && Y->FIELD != NULL) ?             \
-         strcmp(X->FIELD, Y->FIELD) :                         \
-         ((X->FIELD == NULL && Y->FIELD == NULL) ? 0 : -1))
-
-bool name_is_ok(const rina_name_t * n)
-{ return (n != NULL &&
-          n->ap_name != NULL &&
-          strlen(n->ap_name)); }
+bool instance_name_is_valid(const instance_name_t * n)
+{
+        return (n != NULL && n->name != NULL && strlen(n->name));
+}
 
-bool name_cmp(uint8_t             flags,
-              const rina_name_t * a,
-              const rina_name_t * b)
+int instance_name_cmp(const instance_name_t * a,
+                      const instance_name_t * b)
 {
-        if (a == b)
-                return true;
 
-        if (a == NULL || b == NULL)
-                return false;
+        int ret = 0;
+
+        if (a == NULL || b == NULL) {
+                LOG_DBGF("Won't compare NULL.");
+                return -2;
+        }
 
-        if (!(flags & NAME_CMP_ALL))
-                LOG_DBG("No flags, name comparison will be meaningless ...");
+        if (a == b)
+                return 0;
 
-        if (flags & NAME_CMP_APN)
-                if (NAME_CMP_FIELD(a, b, ap_name))
-                        return false;
+        ret = strcmp(a->name, b->name);
 
-        if (flags & NAME_CMP_API)
-                if (a->api_id !=  b->api_id)
-                        return false;
+        if (!ret) {
+                if (a->id == b-> id)
+                        return 0;
+                else
+                        return a->id < b->id ? -1 : 1;
+        }
 
-        return true;
+        return ret;
 }
 
-bool name_is_equal(const rina_name_t * a,
-                   const rina_name_t * b)
-{ return name_cmp(NAME_CMP_ALL, a, b); }
+
 
 #define DELIMITER "/"
 
-char * name_to_string(const rina_name_t * n)
+char * instance_name_to_string(const instance_name_t * n)
 {
         char *       tmp;
         size_t       size;
@@ -206,14 +199,14 @@ char * name_to_string(const rina_name_t * n)
         if (n == NULL)
                 return NULL;
 
-        size  = 0;
+        size = 0;
 
-        size += (n->ap_name != NULL ?
-                 strlen(n->ap_name) : none_len);
+        size += (n->name != NULL ?
+                 strlen(n->name) : none_len);
         size += strlen(DELIMITER);
 
-        size += (n->api_id == 0 ?
-                 1 : n_digits(n->api_id));
+        size += (n->id == 0 ?
+                 1 : n_digits(n->id));
         size += strlen(DELIMITER);
 
         tmp = malloc(size);
@@ -221,8 +214,8 @@ char * name_to_string(const rina_name_t * n)
                 return NULL;
 
         if (sprintf(tmp, "%s%s%d",
-                    (n->ap_name != NULL ? n->ap_name : none),
-                    DELIMITER, n->api_id)
+                    (n->name != NULL ? n->name : none),
+                    DELIMITER, n->id)
             != size - 1) {
                 free(tmp);
                 return NULL;
@@ -231,9 +224,9 @@ char * name_to_string(const rina_name_t * n)
         return tmp;
 }
 
-rina_name_t * string_to_name(const char * s)
+instance_name_t * string_to_instance_name(const char * s)
 {
-        rina_name_t * name;
+        instance_name_t * name;
 
         char *       tmp1      = NULL;
         char *       tmp_ap    = NULL;
@@ -254,15 +247,15 @@ rina_name_t * string_to_name(const char * s)
         if (tmp_s_api != NULL)
                 tmp_api = (unsigned int) strtol(tmp_s_api, &tmp2, 10);
 
-        name = name_create();
+        name = instance_name_create();
         if (name == NULL) {
                 if (tmp1 != NULL)
                         free(tmp1);
                 return NULL;
         }
 
-        if (!name_init_from(name, tmp_ap, tmp_api)) {
-                name_destroy(name);
+        if (!instance_name_init_from(name, tmp_ap, tmp_api)) {
+                instance_name_destroy(name);
                 if (tmp1 != NULL)
                         free(tmp1);
                 return NULL;
diff --git a/src/lib/ipcp.c b/src/lib/ipcp.c
index 53d717ba..d61fcb50 100644
--- a/src/lib/ipcp.c
+++ b/src/lib/ipcp.c
@@ -22,14 +22,10 @@
 
 #define OUROBOROS_PREFIX "lib-ipcp"
 
-#ifndef _POSIX_C_SOURCE
-#define _POSIX_C_SOURCE 199506L
-#endif
-
+#include <ouroboros/config.h>
 #include <ouroboros/ipcp.h>
 #include <ouroboros/common.h>
 #include <ouroboros/logs.h>
-#include <ouroboros/config.h>
 #include <ouroboros/utils.h>
 #include <ouroboros/sockets.h>
 
@@ -39,47 +35,72 @@
 #include <sys/types.h>
 #include <sys/wait.h>
 
-static int send_ipcp_msg(pid_t pid,
-                         struct ipcp_msg * msg)
+static ipcp_msg_t * send_recv_ipcp_msg(pid_t pid,
+                                       ipcp_msg_t * msg)
 {
        int sockfd = 0;
-       buffer_t * buf = NULL;
-       char * sock_path;
+       buffer_t buf;
+       char * sock_path = NULL;
+       ssize_t count = 0;
+       ipcp_msg_t * recv_msg = NULL;
 
        sock_path = ipcp_sock_path(pid);
        if (sock_path == NULL)
-               return -1;
+               return NULL;
 
        sockfd = client_socket_open(sock_path);
        if (sockfd < 0) {
                free(sock_path);
-               return -1;
+               return NULL;
        }
 
-       buf = serialize_ipcp_msg(msg);
-       if (buf == NULL) {
+       buf.size = ipcp_msg__get_packed_size(msg);
+       if (buf.size == 0) {
+               close(sockfd);
                free(sock_path);
+               return NULL;
+       }
+
+       buf.data = malloc(buf.size);
+       if (buf.data == NULL) {
                close(sockfd);
-               return -1;
+               free(sock_path);
+               return NULL;
        }
 
-       if (write(sockfd, buf->data, buf->size) == -1) {
+       ipcp_msg__pack(msg, buf.data);
+
+       if (write(sockfd, buf.data, buf.size) == -1) {
                free(sock_path);
-               free(buf->data);
-               free(buf);
+               free(buf.data);
                close(sockfd);
-               return -1;
+               return NULL;
        }
 
-       free(buf->data);
-       free(buf);
+       count = read(sockfd, buf.data, IPCP_MSG_BUF_SIZE);
+       if (count <= 0) {
+               free(sock_path);
+               free(buf.data);
+               close(sockfd);
+               return NULL;
+       }
+
+       recv_msg = ipcp_msg__unpack(NULL, count, buf.data);
+       if (recv_msg == NULL) {
+               free(sock_path);
+               free(buf.data);
+               close(sockfd);
+               return NULL;
+       }
 
+       free(buf.data);
+       free(sock_path);
        close(sockfd);
-       return 0;
+       return recv_msg;
 }
 
-pid_t ipcp_create(rina_name_t name,
-                  char * ipcp_type)
+pid_t ipcp_create(instance_name_t * api,
+                  char *            ipcp_type)
 {
         pid_t pid = 0;
         char * api_id = NULL;
@@ -90,6 +111,8 @@ pid_t ipcp_create(rina_name_t name,
         if (ipcp_type == NULL)
                 return -1;
 
+        LOG_DBG("%lu", _POSIX_C_SOURCE);
+
         pid = fork();
         if (pid == -1) {
                 LOG_ERR("Failed to fork");
@@ -100,12 +123,12 @@ pid_t ipcp_create(rina_name_t name,
                 return pid;
         }
 
-        api_id = malloc(n_digits(name.api_id) + 1);
+        api_id = malloc(n_digits(api->id) + 1);
         if (!api_id) {
                 LOG_ERR("Failed to malloc");
                 exit(EXIT_FAILURE);
         }
-        sprintf(api_id, "%d", name.api_id);
+        sprintf(api_id, "%d", api->id);
 
         len += strlen(INSTALL_DIR);
         len += strlen(ipcp_dir);
@@ -122,7 +145,7 @@ pid_t ipcp_create(rina_name_t name,
         strcat(full_name, ipcp_dir);
 
         char * argv[] = {full_name,
-                         name.ap_name, api_id,
+                         api->name, api_id,
                          ipcp_type, 0};
 
         char * envp[] = {0};
@@ -158,84 +181,362 @@ int ipcp_reg(pid_t pid,
              char ** difs,
              size_t difs_size)
 {
-        struct ipcp_msg msg;
+        ipcp_msg_t msg = IPCP_MSG__INIT;
+        ipcp_msg_t * recv_msg = NULL;
+        int ret = -1;
 
-        if (difs == NULL)
-                return -1;
+        if (difs == NULL ||
+            difs_size == 0 ||
+            difs[0] == NULL)
+                return -EINVAL;
 
-        msg.code = IPCP_REG;
-        msg.difs = difs;
-        msg.difs_size = difs_size;
+        msg.code = IPCP_MSG_CODE__IPCP_REG;
+        msg.dif_name = difs;
+        msg.n_dif_name = difs_size;
+
+        recv_msg = send_recv_ipcp_msg(pid, &msg);
+        if (recv_msg == NULL)
+                return -1;
 
-        if (send_ipcp_msg(pid, &msg)) {
-                LOG_ERR("Failed to send message to daemon");
+        if (recv_msg->has_result == false) {
+                ipcp_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
 
-        return 0;
+        ret = recv_msg->result;
+        ipcp_msg__free_unpacked(recv_msg, NULL);
+
+        return ret;
 }
 
 int ipcp_unreg(pid_t pid,
                char ** difs,
                size_t difs_size)
 {
-        struct ipcp_msg msg;
+        ipcp_msg_t msg = IPCP_MSG__INIT;
+        ipcp_msg_t * recv_msg = NULL;
+        int ret = -1;
 
-        if (difs == NULL)
-                return -1;
+        if (difs == NULL ||
+            difs_size == 0 ||
+            difs[0] == NULL)
+                return -EINVAL;
 
-        msg.code = IPCP_UNREG;
-        msg.difs = difs;
-        msg.difs_size = difs_size;
+        msg.code = IPCP_MSG_CODE__IPCP_UNREG;
+        msg.dif_name = difs;
+        msg.n_dif_name = difs_size;
 
-        if (send_ipcp_msg(pid, &msg)) {
-                LOG_ERR("Failed to send message to daemon");
+        recv_msg = send_recv_ipcp_msg(pid, &msg);
+        if (recv_msg == NULL)
+                return -1;
+
+        if (recv_msg->has_result == false) {
+                ipcp_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
 
-        return 0;
+        ret = recv_msg->result;
+        ipcp_msg__free_unpacked(recv_msg, NULL);
+
+        return ret;
 }
 
 int ipcp_bootstrap(pid_t pid,
-                   struct dif_config conf)
+                   struct dif_config * conf)
 {
-        struct ipcp_msg msg;
+        ipcp_msg_t msg = IPCP_MSG__INIT;
+        ipcp_msg_t * recv_msg = NULL;
+        int ret = -1;
 
-        msg.code = IPCP_BOOTSTRAP;
-        msg.conf = &conf;
+        msg.code = IPCP_MSG_CODE__IPCP_BOOTSTRAP;
 
-        if (send_ipcp_msg(pid, &msg)) {
-                LOG_ERR("Failed to send message to daemon");
+        recv_msg = send_recv_ipcp_msg(pid, &msg);
+        if (recv_msg == NULL)
+                return -1;
+
+        if (recv_msg->has_result == false) {
+                ipcp_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
 
-        return 0;
+        ret = recv_msg->result;
+        ipcp_msg__free_unpacked(recv_msg, NULL);
+
+        return ret;
 }
 
 int ipcp_enroll(pid_t pid,
-                char * dif_name,
                 char * member_name,
-                char ** n_1_difs,
-                ssize_t n_1_difs_size)
+                char * n_1_dif)
 {
-        struct ipcp_msg msg;
+        ipcp_msg_t msg = IPCP_MSG__INIT;
+        ipcp_msg_t * recv_msg = NULL;
+        int ret = -1;
+
+        if (n_1_dif == NULL || member_name == NULL)
+                return -EINVAL;
 
-        if (n_1_difs == NULL)
+        msg.code = IPCP_MSG_CODE__IPCP_ENROLL;
+        msg.dif_name = malloc(sizeof(*(msg.dif_name)));
+        if (msg.dif_name == NULL) {
+                LOG_ERR("Failed to malloc");
                 return -1;
+        }
+        msg.dif_name[0] = n_1_dif;
+        msg.ap_name = member_name;
 
-        if (dif_name == NULL)
+        recv_msg = send_recv_ipcp_msg(pid, &msg);
+        if (recv_msg == NULL) {
+                free(msg.dif_name);
                 return -1;
+        }
 
-        msg.code = IPCP_ENROLL;
-        msg.dif_name = dif_name;
-        msg.ap_name = member_name;
-        msg.difs = n_1_difs;
-        msg.difs_size = n_1_difs_size;
+        if (recv_msg->has_result == false) {
+                ipcp_msg__free_unpacked(recv_msg, NULL);
+                free(msg.dif_name);
+                return -1;
+        }
+
+        ret = recv_msg->result;
+        ipcp_msg__free_unpacked(recv_msg, NULL);
+        free(msg.dif_name);
+
+        return ret;
+}
+
+int ipcp_ap_reg(pid_t    pid,
+                uint32_t reg_api_id,
+                char *   ap_name)
+{
+        ipcp_msg_t msg = IPCP_MSG__INIT;
+        ipcp_msg_t * recv_msg = NULL;
+        int ret = -1;
 
-        if (send_ipcp_msg(pid, &msg)) {
-                LOG_ERR("Failed to send message to daemon");
+        if (ap_name == NULL)
+                return -1;
+
+        msg.code = IPCP_MSG_CODE__IPCP_AP_REG;
+        msg.ap_name = ap_name;
+        msg.has_port_id = true;
+        msg.port_id = reg_api_id;
+
+        recv_msg = send_recv_ipcp_msg(pid, &msg);
+        if (recv_msg == NULL)
+                return -1;
+
+        if (recv_msg->has_result == false) {
+                ipcp_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
 
-        return 0;
+        ret = recv_msg->result;
+        ipcp_msg__free_unpacked(recv_msg, NULL);
+
+        return ret;
+}
+
+int ipcp_ap_unreg(pid_t    pid,
+                  uint32_t reg_api_id)
+{
+        ipcp_msg_t msg = IPCP_MSG__INIT;
+        ipcp_msg_t * recv_msg = NULL;
+        int ret = -1;
+
+        msg.code = IPCP_MSG_CODE__IPCP_AP_UNREG;
+        msg.has_port_id = true;
+        msg.port_id = reg_api_id;
+
+        recv_msg = send_recv_ipcp_msg(pid, &msg);
+        if (recv_msg == NULL)
+                return -1;
+
+        if (recv_msg->has_result == false) {
+                ipcp_msg__free_unpacked(recv_msg, NULL);
+                return -1;
+        }
+
+        ret = recv_msg->result;
+        ipcp_msg__free_unpacked(recv_msg, NULL);
+
+        return ret;
+}
+
+int ipcp_flow_alloc(pid_t             pid,
+                    uint32_t          port_id,
+                    char *            dst_ap_name,
+                    char *            src_ap_name,
+                    char *            src_ae_name,
+                    struct qos_spec * qos)
+{
+        ipcp_msg_t msg = IPCP_MSG__INIT;
+        ipcp_msg_t * recv_msg = NULL;
+        int ret = -1;
+
+        if (dst_ap_name == NULL || src_ap_name == NULL || src_ae_name == NULL)
+                return -EINVAL;
+
+        msg.code = IPCP_MSG_CODE__IPCP_FLOW_ALLOC;
+        msg.ap_name = src_ap_name;
+        msg.ae_name = src_ae_name;
+        msg.dst_ap_name = dst_ap_name;
+        msg.has_port_id = true;
+        msg.port_id = port_id;
+
+        recv_msg = send_recv_ipcp_msg(pid, &msg);
+        if (recv_msg == NULL)
+                return -1;
+
+        if (recv_msg->has_result == false) {
+                ipcp_msg__free_unpacked(recv_msg, NULL);
+                return -1;
+        }
+
+        ret = recv_msg->result;
+        ipcp_msg__free_unpacked(recv_msg, NULL);
+
+        return ret;
+}
+
+int ipcp_flow_alloc_resp(pid_t    pid,
+                         uint32_t port_id,
+                         int      result)
+{
+        ipcp_msg_t msg = IPCP_MSG__INIT;
+        ipcp_msg_t * recv_msg = NULL;
+        int ret = -1;
+
+        msg.code = IPCP_MSG_CODE__IPCP_FLOW_ALLOC_RESP;
+        msg.has_port_id = true;
+        msg.port_id = port_id;
+        msg.has_result = true;
+        msg.result = result;
+
+        recv_msg = send_recv_ipcp_msg(pid, &msg);
+        if (recv_msg == NULL)
+                return -1;
+
+        if (recv_msg->has_result == false) {
+                ipcp_msg__free_unpacked(recv_msg, NULL);
+                return -1;
+        }
+
+        ret = recv_msg->result;
+        ipcp_msg__free_unpacked(recv_msg, NULL);
+
+        return ret;
+}
+
+int ipcp_flow_req_arr(pid_t    pid,
+                      uint32_t reg_api_id,
+                      char *   ap_name,
+                      char *   ae_name)
+{
+        irm_msg_t msg = IRM_MSG__INIT;
+        irm_msg_t * recv_msg = NULL;
+        int fd = -1;
+
+        if (ap_name == NULL || ae_name == NULL)
+                return -EINVAL;
+
+        msg.code = IRM_MSG_CODE__IPCP_FLOW_REQ_ARR;
+        msg.ap_name = ap_name;
+        msg.ae_name = ae_name;
+        msg.port_id = reg_api_id;
+        msg.has_port_id = true;
+        msg.pid = pid;
+        msg.has_pid = true;
+
+        recv_msg = send_recv_irm_msg(&msg);
+        if (recv_msg == NULL)
+                return -1;
+
+        if (recv_msg->has_fd == false) {
+                irm_msg__free_unpacked(recv_msg, NULL);
+                return -1;
+        }
+
+        fd = recv_msg->fd;
+        irm_msg__free_unpacked(recv_msg, NULL);
+
+        return fd;
+}
+
+int ipcp_flow_alloc_reply(pid_t    pid,
+                          uint32_t port_id,
+                          int      result)
+{
+        irm_msg_t msg = IRM_MSG__INIT;
+        irm_msg_t * recv_msg = NULL;
+        int ret = -1;
+
+        msg.code = IRM_MSG_CODE__IPCP_FLOW_ALLOC_REPLY;
+        msg.port_id = port_id;
+        msg.has_port_id = true;
+        msg.result = result;
+        msg.has_result = true;
+
+        recv_msg = send_recv_irm_msg(&msg);
+        if (recv_msg == NULL)
+                return -1;
+
+        if (recv_msg->has_result == false) {
+                irm_msg__free_unpacked(recv_msg, NULL);
+                return -1;
+        }
+
+        ret = recv_msg->result;
+        irm_msg__free_unpacked(recv_msg, NULL);
+
+        return ret;
+}
+
+
+int ipcp_flow_dealloc(pid_t    pid,
+                      uint32_t port_id)
+{
+        if (pid != 0) {
+                ipcp_msg_t msg = IPCP_MSG__INIT;
+                ipcp_msg_t * recv_msg = NULL;
+                int ret = -1;
+
+                msg.code = IPCP_MSG_CODE__IPCP_FLOW_DEALLOC;
+                msg.has_port_id = true;
+                msg.port_id = port_id;
+
+                recv_msg = send_recv_ipcp_msg(pid, &msg);
+                if (recv_msg == NULL)
+                        return -1;
+
+                if (recv_msg->has_result == false) {
+                        ipcp_msg__free_unpacked(recv_msg, NULL);
+                        return -1;
+                }
+
+                ret = recv_msg->result;
+                ipcp_msg__free_unpacked(recv_msg, NULL);
+
+                return ret;
+        } else {
+                irm_msg_t msg = IRM_MSG__INIT;
+                irm_msg_t * recv_msg = NULL;
+                int ret = -1;
+
+                msg.code = IRM_MSG_CODE__IPCP_FLOW_DEALLOC;
+                msg.has_port_id = true;
+                msg.port_id = port_id;
+
+                recv_msg = send_recv_irm_msg(&msg);
+                if (recv_msg == NULL)
+                        return -1;
+
+                if (recv_msg->has_result == false) {
+                        irm_msg__free_unpacked(recv_msg, NULL);
+                        return -1;
+                }
+
+                ret = recv_msg->result;
+                irm_msg__free_unpacked(recv_msg, NULL);
+
+                return ret;
+        }
 }
diff --git a/src/lib/ipcpd_messages.proto b/src/lib/ipcpd_messages.proto
new file mode 100644
index 00000000..bcdd54ae
--- /dev/null
+++ b/src/lib/ipcpd_messages.proto
@@ -0,0 +1,23 @@
+enum ipcp_msg_code {
+        IPCP_BOOTSTRAP = 1;
+        IPCP_ENROLL = 2;
+        IPCP_REG = 3;
+        IPCP_UNREG = 4;
+        IPCP_AP_REG = 5;
+        IPCP_AP_UNREG = 6;
+        IPCP_FLOW_ALLOC = 7;
+        IPCP_FLOW_ALLOC_RESP = 8;
+        IPCP_FLOW_DEALLOC = 9;
+        IPCP_REPLY = 10;
+};
+
+message ipcp_msg {
+        required ipcp_msg_code code = 1;
+        optional string ap_name = 2;
+        // Missing dif_config field here
+        repeated string dif_name = 4;
+        optional int32 result = 5;
+        optional uint32 port_id = 6;
+        optional string ae_name = 7;
+        optional string dst_ap_name = 8;
+};
diff --git a/src/lib/irm.c b/src/lib/irm.c
index 9fd13d52..7c187be1 100644
--- a/src/lib/irm.c
+++ b/src/lib/irm.c
@@ -26,141 +26,211 @@
 #include <ouroboros/common.h>
 #include <ouroboros/logs.h>
 #include <ouroboros/sockets.h>
+#include <ouroboros/instance_name.h>
+
 #include <stdlib.h>
 
-int irm_create_ipcp(rina_name_t name,
-                    char * ipcp_type)
+int irm_create_ipcp(instance_name_t * api,
+                    char *            ipcp_type)
 {
-        struct irm_msg msg;
-
-        if (ipcp_type == NULL)
-                return -1;
+        irm_msg_t msg = IRM_MSG__INIT;
+        irm_msg_t * recv_msg = NULL;
+        int ret = -1;
 
-        if (!name_is_ok(&name)) {
-                LOG_ERR("Bad name");
-                return -1;
-        }
+        if (api == NULL || ipcp_type == NULL || api->name == NULL)
+                return -EINVAL;
 
-        msg.code = IRM_CREATE_IPCP;
-        msg.name = &name;
+        msg.code = IRM_MSG_CODE__IRM_CREATE_IPCP;
+        msg.ap_name = api->name;
+        msg.has_api_id = true;
+        msg.api_id = api->id;
         msg.ipcp_type = ipcp_type;
 
-        if (send_irmd_msg(&msg)) {
-                LOG_ERR("Failed to send message to daemon");
+        recv_msg = send_recv_irm_msg(&msg);
+        if (recv_msg == NULL)
+                return -1;
+
+        if (recv_msg->has_result == false) {
+                irm_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
 
-        return 0;
+        ret = recv_msg->result;
+        irm_msg__free_unpacked(recv_msg, NULL);
+
+        return ret;
 }
 
-int irm_destroy_ipcp(rina_name_t name)
+int irm_destroy_ipcp(instance_name_t * api)
 {
-        struct irm_msg msg;
+        irm_msg_t msg = IRM_MSG__INIT;
+        irm_msg_t * recv_msg = NULL;
+        int ret = -1;
 
-        if (!name_is_ok(&name)) {
-                LOG_ERR("Bad name");
-                return -1;
-        }
+        if (api == NULL || api->name == NULL)
+                return -EINVAL;
 
-        msg.code = IRM_DESTROY_IPCP;
-        msg.name = &name;
+        msg.code = IRM_MSG_CODE__IRM_DESTROY_IPCP;
+        msg.ap_name = api->name;
+        msg.has_api_id = true;
+        msg.api_id = api->id;
+
+        recv_msg = send_recv_irm_msg(&msg);
+        if (recv_msg == NULL)
+                return -1;
 
-        if (send_irmd_msg(&msg)) {
-                LOG_ERR("Failed to send message to daemon");
+        if (recv_msg->has_result == false) {
+                irm_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
 
-        return 0;
+        ret = recv_msg->result;
+        irm_msg__free_unpacked(recv_msg, NULL);
+
+        return ret;
 }
 
-int irm_bootstrap_ipcp(rina_name_t name,
-                       struct dif_config conf)
+int irm_bootstrap_ipcp(instance_name_t   * api,
+                       struct dif_config * conf)
 {
-        struct irm_msg msg;
+        irm_msg_t msg = IRM_MSG__INIT;
+        irm_msg_t * recv_msg = NULL;
+        int ret = -1;
 
-        if (!name_is_ok(&name)) {
-                LOG_ERR("Bad name");
-                return -1;
-        }
+        if (api == NULL || api->name == NULL || conf == NULL)
+                return -EINVAL;
+
+        msg.code = IRM_MSG_CODE__IRM_BOOTSTRAP_IPCP;
+        msg.ap_name = api->name;
+        msg.has_api_id = true;
+        msg.api_id = api->id;
 
-        msg.code = IRM_BOOTSTRAP_IPCP;
-        msg.name = &name;
-        msg.conf = &conf;
+        recv_msg = send_recv_irm_msg(&msg);
+        if (recv_msg == NULL)
+                return -1;
 
-        if (send_irmd_msg(&msg)) {
-                LOG_ERR("Failed to send message to daemon");
+        if (recv_msg->has_result == false) {
+                irm_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
 
-        return 0;
+        ret = recv_msg->result;
+        irm_msg__free_unpacked(recv_msg, NULL);
+
+        return ret;
 }
 
-int irm_enroll_ipcp(rina_name_t name,
-                    char * dif_name)
+int irm_enroll_ipcp(instance_name_t * api,
+                    char *            dif_name)
 {
-        struct irm_msg msg;
-
-        if (!name_is_ok(&name)) {
-                LOG_ERR("Bad name");
+        irm_msg_t msg = IRM_MSG__INIT;
+        irm_msg_t * recv_msg = NULL;
+        int ret = -1;
+
+        if (api == NULL || api->name == NULL || dif_name == NULL)
+                return -EINVAL;
+
+        msg.code = IRM_MSG_CODE__IRM_ENROLL_IPCP;
+        msg.ap_name = api->name;
+        msg.has_api_id = true;
+        msg.api_id = api->id;
+        msg.n_dif_name = 1;
+        msg.dif_name = malloc(sizeof(*(msg.dif_name)));
+        if (msg.dif_name == NULL) {
+                LOG_ERR("Failed to malloc");
                 return -1;
         }
+        msg.dif_name[0] = dif_name;
 
-        msg.code = IRM_ENROLL_IPCP;
-        msg.name = &name;
-        msg.dif_name = dif_name;
+        recv_msg = send_recv_irm_msg(&msg);
+        if (recv_msg == NULL) {
+                free(msg.dif_name);
+                return -1;
+        }
 
-        if (send_irmd_msg(&msg)) {
-                LOG_ERR("Failed to send message to daemon");
+        if (recv_msg->has_result == false) {
+                irm_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
 
-        return 0;
+        ret = recv_msg->result;
+        irm_msg__free_unpacked(recv_msg, NULL);
+
+        free(msg.dif_name);
+        return ret;
 }
 
-int irm_reg_ipcp(rina_name_t name,
-                 char ** difs,
-                 size_t difs_size)
+int irm_reg_ipcp(instance_name_t * api,
+                 char **           difs,
+                 size_t            difs_size)
 {
-        struct irm_msg msg;
-
-        if (!name_is_ok(&name)) {
-                LOG_ERR("Bad name");
-                return -1;
+        irm_msg_t msg = IRM_MSG__INIT;
+        irm_msg_t * recv_msg = NULL;
+        int ret = -1;
+
+        if (api->name == NULL ||
+            difs == NULL ||
+            difs_size == 0 ||
+            difs[0] == NULL) {
+                return -EINVAL;
         }
 
-        msg.code = IRM_REG_IPCP;
-        msg.name = &name;
-        msg.difs = difs;
-        msg.difs_size = difs_size;
+        msg.code = IRM_MSG_CODE__IRM_REG_IPCP;
+        msg.ap_name = api->name;
+        msg.has_api_id = true;
+        msg.api_id = api->id;
+        msg.dif_name = difs;
+        msg.n_dif_name = difs_size;
 
-        if (send_irmd_msg(&msg)) {
-                LOG_ERR("Failed to send message to daemon");
+        recv_msg = send_recv_irm_msg(&msg);
+        if (recv_msg == NULL)
+                return -1;
+
+        if (recv_msg->has_result == false) {
+                irm_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
 
-        return 0;
+        ret = recv_msg->result;
+        irm_msg__free_unpacked(recv_msg, NULL);
+
+        return ret;
 }
 
-int irm_unreg_ipcp(rina_name_t name,
-                   char ** difs,
-                   size_t difs_size)
+int irm_unreg_ipcp(const instance_name_t * api,
+                   char **                 difs,
+                   size_t                  difs_size)
 {
-        struct irm_msg msg;
-
-        if (!name_is_ok(&name)) {
-                LOG_ERR("Bad name");
-                return -1;
+        irm_msg_t msg = IRM_MSG__INIT;
+        irm_msg_t * recv_msg = NULL;
+        int ret = -1;
+
+        if (api == NULL ||
+            api->name == NULL ||
+            difs == NULL ||
+            difs_size == 0 ||
+            difs[0] == NULL) {
+                return -EINVAL;
         }
 
-        msg.code = IRM_UNREG_IPCP;
-        msg.name = &name;
-        msg.difs = difs;
-        msg.difs_size = difs_size;
+        msg.code = IRM_MSG_CODE__IRM_UNREG_IPCP;
+        msg.ap_name = api->name;
+        msg.has_api_id = true;
+        msg.api_id = api->id;
+        msg.dif_name = difs;
+        msg.n_dif_name = difs_size;
+
+        recv_msg = send_recv_irm_msg(&msg);
+        if (recv_msg == NULL)
+                return -1;
 
-        if (send_irmd_msg(&msg)) {
-                LOG_ERR("Failed to send message to daemon");
+        if (recv_msg->has_result == false) {
+                irm_msg__free_unpacked(recv_msg, NULL);
                 return -1;
         }
 
-        return 0;
+        ret = recv_msg->result;
+        irm_msg__free_unpacked(recv_msg, NULL);
+
+        return ret;
 }
diff --git a/src/lib/irmd_messages.proto b/src/lib/irmd_messages.proto
new file mode 100644
index 00000000..44070755
--- /dev/null
+++ b/src/lib/irmd_messages.proto
@@ -0,0 +1,39 @@
+enum irm_msg_code {
+        IRM_CREATE_IPCP = 1;
+        IRM_DESTROY_IPCP = 2;
+        IRM_BOOTSTRAP_IPCP = 3;
+        IRM_ENROLL_IPCP = 4;
+        IRM_REG_IPCP = 5;
+        IRM_UNREG_IPCP = 6;
+        IRM_AP_REG = 7;
+        IRM_AP_UNREG = 8;
+        IRM_FLOW_ACCEPT = 9;
+        IRM_FLOW_ALLOC_RESP = 10;
+        IRM_FLOW_ALLOC = 11;
+        IRM_FLOW_ALLOC_RES = 12;
+        IRM_FLOW_DEALLOC = 13;
+        IRM_FLOW_CONTROL = 14;
+        IRM_FLOW_WRITE = 15;
+        IRM_FLOW_READ = 16;
+        IPCP_FLOW_REQ_ARR = 17;
+        IPCP_FLOW_ALLOC_REPLY = 18;
+        IPCP_FLOW_DEALLOC = 19;
+        IRM_REPLY = 20;
+};
+
+message irm_msg {
+        required irm_msg_code code = 1;
+        optional string ap_name = 2;
+        optional uint32 api_id = 3;
+        optional string ae_name = 4;
+        optional string ipcp_type = 5;
+        // Missing dif_config field here
+        repeated string dif_name = 7;
+        optional int32 fd = 8;
+        optional int32 result = 9;
+        // Missing qos_spec here
+        optional int32 oflags = 10;
+        optional string dst_ap_name = 11;
+        optional uint32 port_id = 12;
+        optional int32 pid = 13;
+};
diff --git a/src/lib/sockets.c b/src/lib/sockets.c
index b157b628..f9024f70 100644
--- a/src/lib/sockets.c
+++ b/src/lib/sockets.c
@@ -96,76 +96,58 @@ int server_socket_open(char * file_name)
         return sockfd;
 }
 
-int send_irmd_msg(struct irm_msg * msg)
-{
-       int sockfd;
-       buffer_t * buf;
-
-       sockfd = client_socket_open(IRM_SOCK_PATH);
-       if (sockfd < 0)
-               return -1;
-
-       buf = serialize_irm_msg(msg);
-       if (buf == NULL) {
-               close(sockfd);
-               return -1;
-       }
-
-       if (write(sockfd, buf->data, buf->size) == -1) {
-               free(buf->data);
-               free(buf);
-               close(sockfd);
-               return -1;
-       }
-
-       free(buf->data);
-       free(buf);
-
-       close(sockfd);
-       return 0;
-}
-
-struct irm_msg * send_recv_irmd_msg(struct irm_msg * msg)
+irm_msg_t * send_recv_irm_msg(irm_msg_t * msg)
 {
         int sockfd;
-        buffer_t * buf;
+        buffer_t buf;
         ssize_t count = 0;
-        struct irm_msg * recv_msg = NULL;
+        irm_msg_t * recv_msg = NULL;
 
         sockfd = client_socket_open(IRM_SOCK_PATH);
         if (sockfd < 0)
                 return NULL;
 
-        buf = serialize_irm_msg(msg);
-        if (buf == NULL) {
+        buf.size = irm_msg__get_packed_size(msg);
+        if (buf.size == 0) {
                 close(sockfd);
                 return NULL;
         }
 
-        if (write(sockfd, buf->data, buf->size) == -1) {
-                free(buf->data);
-                free(buf);
+        LOG_DBG("Size will be %lu", buf.size);
+        buf.data = malloc(buf.size);
+        if (buf.data == NULL) {
                 close(sockfd);
                 return NULL;
         }
 
-        count = read(sockfd, buf->data, IRM_MSG_BUF_SIZE);
-        if (count <= 0) {
-                free(buf->data);
-                free(buf);
+        irm_msg__pack(msg, buf.data);
+
+        if (write(sockfd, buf.data, buf.size) == -1) {
+                free(buf.data);
                 close(sockfd);
                 return NULL;
         }
 
-        recv_msg = deserialize_irm_msg(buf);
+        count = read(sockfd, buf.data, IRM_MSG_BUF_SIZE);
+        if (count <= 0) {
+                free(buf.data);
+                close(sockfd);
+                return NULL;
+        }
 
-        free(buf->data);
-        free(buf);
+        recv_msg = irm_msg__unpack(NULL, count, buf.data);
+        if (recv_msg == NULL) {
+                free(buf.data);
+                close(sockfd);
+                return NULL;
+        }
 
+        free(buf.data);
         close(sockfd);
         return recv_msg;
 }
 
+
 char * ipcp_sock_path(pid_t pid)
 {
         char * full_name = NULL;
@@ -196,611 +178,3 @@ char * ipcp_sock_path(pid_t pid)
 
         return full_name;
 }
-
-static int serialized_string_len(uint8_t * data)
-{
-        uint8_t * seek = data;
-
-        while (*seek != '\0')
-                seek++;
-
-        return (seek - data) + 1;
-}
-
-static void ser_copy_value(size_t flen,
-                           void * dst,
-                           void * src,
-                           int * offset)
-{
-        memcpy(dst + *offset, src, flen);
-        *offset += flen;
-}
-
-static void ser_copy_name(rina_name_t * name,
-                          uint8_t * data,
-                          int * offset)
-{
-        ser_copy_value(strlen(name->ap_name) + 1,
-                       data, name->ap_name, offset);
-        ser_copy_value(sizeof(int), data,
-                       &name->api_id, offset);
-}
-
-static void deser_copy_value(size_t flen,
-                             void * dst,
-                             void * src,
-                             int * offset)
-{
-        memcpy(dst, src + *offset, flen);
-        *offset += flen;
-}
-
-static int deser_copy_string(uint8_t * data,
-                             char ** dst,
-                             int * offset)
-{
-        size_t flen;
-
-        flen = serialized_string_len(data + *offset);
-        *dst = malloc(sizeof(**dst) * (flen + 1));
-        if (*dst == NULL)
-                return -1;
-        deser_copy_value(flen, *dst, data, offset);
-        return 0;
-}
-
-static void deser_copy_int(uint8_t * data,
-                           unsigned int * dst,
-                           int * offset)
-{
-        *dst = 0;
-        deser_copy_value(sizeof(int), dst, data, offset);
-}
-
-static void deser_copy_size_t(uint8_t * data,
-                              size_t * dst,
-                              int * offset)
-{
-        *dst = 0;
-        deser_copy_value(sizeof(size_t), dst, data, offset);
-}
-
-static rina_name_t * deser_copy_name(uint8_t * data,
-                                     int * offset)
-{
-        rina_name_t * name;
-
-        name = name_create();
-        if (name == NULL) {
-                LOG_ERR("Failed to alloc memory");
-                return NULL;
-        }
-
-        if (deser_copy_string(data, &name->ap_name, offset)) {
-                name_destroy(name);
-                return NULL;
-        }
-
-        deser_copy_int(data, &name->api_id, offset);
-
-        return name;
-}
-
-
-/* Move these to a separate file? */
-static buffer_t * buffer_create()
-{
-        buffer_t * buf;
-
-        buf = malloc(sizeof(*buf));
-        if (buf == NULL)
-                return NULL;
-
-        buf->data = malloc(IRM_MSG_BUF_SIZE);
-        if (buf->data == NULL) {
-                free(buf);
-                return NULL;
-        }
-
-        return buf;
-}
-
-static void buffer_destroy(buffer_t * buf)
-{
-        if (buf->data != NULL)
-                free(buf->data);
-
-        if (buf != NULL)
-                free(buf);
-}
-
-buffer_t * serialize_irm_msg(struct irm_msg * msg)
-{
-        buffer_t * buf;
-        uint8_t * data;
-        int offset = 0;
-        int i;
-        char ** pos;
-
-        if (msg == NULL)
-                return NULL;
-
-        buf = buffer_create();
-        if (buf == NULL)
-                return NULL;
-
-        data = buf->data;
-
-        ser_copy_value(sizeof(enum irm_msg_code), data, &msg->code, &offset);
-
-        ser_copy_name(msg->name, data, &offset);
-
-        switch (msg->code) {
-        case IRM_CREATE_IPCP:
-                if (msg->ipcp_type == NULL ||
-                    !name_is_ok(msg->name)) {
-                        LOG_ERR("Null pointer passed");
-                        buffer_destroy(buf);
-                        return NULL;
-                }
-                ser_copy_name(msg->name, data, &offset);
-                ser_copy_value(strlen(msg->ipcp_type) + 1, data,
-                               msg->ipcp_type, &offset);
-                break;
-        case IRM_DESTROY_IPCP:
-                if (!name_is_ok(msg->name)) {
-                        LOG_ERR("Null pointer passed");
-                        buffer_destroy(buf);
-                        return NULL;
-                }
-                ser_copy_name(msg->name, data, &offset);
-                break;
-        case IRM_BOOTSTRAP_IPCP:
-                if (!name_is_ok(msg->name)) {
-                        LOG_ERR("Null pointer passed");
-                        buffer_destroy(buf);
-                        return NULL;
-                }
-                ser_copy_name(msg->name, data, &offset);
-                /* FIXME: Fields missing, need to define dif_conf properly */
-                break;
-        case IRM_ENROLL_IPCP:
-                if (msg->dif_name == NULL ||
-                    !name_is_ok(msg->name)) {
-                        buffer_destroy(buf);
-                        return NULL;
-                }
-
-                ser_copy_name(msg->name, data, &offset);
-                ser_copy_value(strlen(msg->dif_name) + 1, data,
-                               msg->dif_name, &offset);
-
-                break;
-        case IRM_REG_IPCP:
-        case IRM_UNREG_IPCP:
-                if (msg->difs == NULL ||
-                    msg->difs[0] == NULL ||
-                    !name_is_ok(msg->name)) {
-                        buffer_destroy(buf);
-                        return NULL;
-                }
-
-                ser_copy_name(msg->name, data, &offset);
-
-                ser_copy_value(sizeof(size_t), data, &msg->difs_size, &offset);
-
-                pos = msg->difs;
-                for (i = 0; i < msg->difs_size; i++) {
-                        ser_copy_value(strlen(*pos) + 1, data, *pos, &offset);
-                        pos++;
-                }
-
-                break;
-        case IRM_AP_REG:
-        case IRM_AP_UNREG:
-                if (msg->ap_name == NULL ||
-                    msg->difs == NULL ||
-                    msg->difs[0] == NULL) {
-                        LOG_ERR("Invalid arguments");
-                        buffer_destroy(buf);
-                        return NULL;
-                }
-
-                ser_copy_value(strlen(msg->ap_name) + 1,
-                               data, msg->ap_name, &offset);
-
-                ser_copy_value(sizeof(size_t), data, &msg->difs_size, &offset);
-
-                pos = msg->difs;
-                for (i = 0; i < msg->difs_size; i++) {
-                        ser_copy_value(strlen(*pos) + 1, data, *pos, &offset);
-                        pos++;
-                }
-
-                break;
-        case IRM_FLOW_ACCEPT:
-                if (msg->ap_name == NULL ||
-                    msg->ae_name == NULL) {
-                        LOG_ERR("Invalid arguments");
-                        buffer_destroy(buf);
-                        return NULL;
-                }
-
-                ser_copy_value(sizeof(int), data, &msg->fd, &offset);
-
-                ser_copy_value(strlen(msg->ap_name) + 1,
-                               data, msg->ap_name, &offset);
-
-                ser_copy_value(strlen(msg->ae_name) + 1,
-                               data, msg->ae_name, &offset);
-
-                break;
-        case IRM_FLOW_ALLOC_RESP:
-                ser_copy_value(sizeof(int), data, &msg->fd, &offset);
-
-                ser_copy_value(sizeof(int), data, &msg->result, &offset);
-
-                break;
-        case IRM_FLOW_ALLOC:
-                if (msg->ap_name == NULL ||
-                    msg->ae_name == NULL ||
-                    msg->dst_ap_name == NULL ||
-                    msg->qos == NULL) {
-                        LOG_ERR("Invalid arguments");
-                        buffer_destroy(buf);
-                        return NULL;
-                }
-
-                ser_copy_value(strlen(msg->dst_ap_name) + 1,
-                               data, msg->dst_ap_name, &offset);
-
-                ser_copy_value(strlen(msg->ap_name) + 1,
-                               data, msg->ap_name, &offset);
-
-                ser_copy_value(strlen(msg->ae_name) + 1,
-                               data, msg->ae_name, &offset);
-
-                /* FIXME: Serialize qos spec here */
-
-                ser_copy_value(sizeof(int), data, &msg->oflags, &offset);
-
-                break;
-        case IRM_FLOW_ALLOC_RES:
-        case IRM_FLOW_DEALLOC:
-                ser_copy_value(sizeof(int), data, &msg->fd, &offset);
-                break;
-        case IRM_FLOW_CONTROL:
-                ser_copy_value(sizeof(int), data, &msg->fd, &offset);
-                ser_copy_value(sizeof(int), data, &msg->oflags, &offset);
-                break;
-        case IRM_FLOW_WRITE:
-                LOG_MISSING;
-                break;
-        case IRM_FLOW_READ:
-                LOG_MISSING;
-                break;
-        case IRM_AP_REG_R:
-        case IRM_FLOW_ALLOC_R:
-                ser_copy_value(sizeof(int), data, &msg->fd, &offset);
-                break;
-        case IRM_FLOW_ACCEPT_R:
-                ser_copy_value(sizeof(int), data, &msg->fd, &offset);
-
-                ser_copy_value(strlen(msg->ap_name) + 1,
-                               data, msg->ap_name, &offset);
-
-                ser_copy_value(strlen(msg->ae_name) + 1,
-                               data, msg->ae_name, &offset);
-                break;
-        case IRM_FLOW_ALLOC_RES_R:
-                ser_copy_value(sizeof(int), data, &msg->result, &offset);
-                break;
-        default:
-                LOG_ERR("Don't know that code");
-                buffer_destroy(buf);
-                return NULL;
-        }
-
-        buf->size = offset;
-
-        return buf;
-}
-
-struct irm_msg * deserialize_irm_msg(buffer_t * data)
-{
-        struct irm_msg * msg;
-        int i, j;
-        int offset = 0;
-        size_t difs_size;
-
-        if (data == NULL || data->data == NULL) {
-                LOG_ERR("Got a null pointer");
-                return NULL;
-        }
-
-        msg = malloc(sizeof(*msg));
-        if (msg == NULL) {
-                LOG_ERR("Failed to allocate memory");
-                return NULL;
-        }
-
-        deser_copy_value(sizeof(enum irm_msg_code),
-                         &msg->code, data->data, &offset);
-
-        switch (msg->code) {
-        case IRM_CREATE_IPCP:
-                msg->name = deser_copy_name(data->data, &offset);
-                if (msg->name == NULL) {
-                        LOG_ERR("Failed to reconstruct name");
-                        free(msg);
-                        return NULL;
-                }
-
-                if (deser_copy_string(data->data,
-                                      &msg->ipcp_type,
-                                      &offset)) {
-                        name_destroy(msg->name);
-                        free(msg);
-                        return NULL;
-                }
-
-                break;
-        case IRM_DESTROY_IPCP:
-                msg->name = deser_copy_name(data->data, &offset);
-                if (msg->name == NULL) {
-                        LOG_ERR("Failed to reconstruct name");
-                        free(msg);
-                        return NULL;
-                }
-
-                break;
-        case IRM_BOOTSTRAP_IPCP:
-                msg->name = deser_copy_name(data->data, &offset);
-                if (msg->name == NULL) {
-                        LOG_ERR("Failed to reconstruct name");
-                        free(msg);
-                        return NULL;
-                }
-
-                break;
-        case IRM_ENROLL_IPCP:
-                msg->name = deser_copy_name(data->data, &offset);
-                if (msg->name == NULL) {
-                        LOG_ERR("Failed to reconstruct name");
-                        free(msg);
-                        return NULL;
-                }
-
-                if (deser_copy_string(data->data,
-                                      &msg->dif_name,
-                                      &offset)) {
-                        name_destroy(msg->name);
-                        free(msg);
-                        return NULL;
-                }
-
-                break;
-        case IRM_REG_IPCP:
-        case IRM_UNREG_IPCP:
-                msg->name = deser_copy_name(data->data, &offset);
-                if (msg->name == NULL) {
-                        LOG_ERR("Failed to reconstruct name");
-                        free(msg);
-                        return NULL;
-                }
-
-                deser_copy_size_t(data->data, &difs_size, &offset);
-                msg->difs_size = difs_size;
-
-                msg->difs = malloc(sizeof(*(msg->difs)) * difs_size);
-                if (msg->difs == NULL) {
-                        name_destroy(msg->name);
-                        free(msg);
-                        return NULL;
-                }
-
-                for (i = 0; i < difs_size; i++) {
-                        if (deser_copy_string(data->data,
-                                              &msg->difs[i],
-                                              &offset)) {
-                                for (j = 0; j < i; j++)
-                                        free(msg->difs[j]);
-                                free(msg->difs);
-                                name_destroy(msg->name);
-                                free(msg);
-                                return NULL;
-                        }
-                }
-
-                break;
-        case IRM_AP_REG:
-        case IRM_AP_REG_R:
-        case IRM_AP_UNREG:
-        case IRM_FLOW_ACCEPT:
-        case IRM_FLOW_ACCEPT_R:
-        case IRM_FLOW_ALLOC_RESP:
-        case IRM_FLOW_ALLOC:
-        case IRM_FLOW_ALLOC_R:
-        case IRM_FLOW_ALLOC_RES:
-        case IRM_FLOW_ALLOC_RES_R:
-        case IRM_FLOW_DEALLOC:
-        case IRM_FLOW_CONTROL:
-        case IRM_FLOW_WRITE:
-        case IRM_FLOW_READ:
-                LOG_MISSING;
-                break;
-        default:
-                LOG_ERR("Don't know that code");
-                free(msg);
-                return NULL;
-        }
-
-        return msg;
-}
-
-buffer_t * serialize_ipcp_msg(struct ipcp_msg * msg)
-{
-        buffer_t * buf = NULL;
-        uint8_t * data = NULL;
-        int offset = 0;
-        char ** pos = NULL;
-        int i = 0;
-
-        if (msg == NULL)
-                return NULL;
-
-        buf = buffer_create();
-        if (buf == NULL)
-                return NULL;
-
-        data = buf->data;
-
-        ser_copy_value(sizeof(enum ipcp_msg_code),
-                       data, &msg->code, &offset);
-
-        switch (msg->code) {
-        case IPCP_BOOTSTRAP:
-                break;
-        case IPCP_ENROLL:
-                if (msg->dif_name == NULL) {
-                        buffer_destroy(buf);
-                        return NULL;
-                }
-
-                ser_copy_value(strlen(msg->dif_name) + 1, data,
-                               msg->dif_name, &offset);
-
-                if (msg->ap_name == NULL) {
-                        LOG_ERR("Null pointer passed");
-                        buffer_destroy(buf);
-                        return NULL;
-                }
-                ser_copy_value(strlen(msg->ap_name) + 1, data,
-                               msg->ap_name, &offset);
-
-                /* All these operations end with a list of DIFs */
-        case IPCP_REG:
-        case IPCP_UNREG:
-                if (msg->difs == NULL || msg->difs[0] == NULL) {
-                        buffer_destroy(buf);
-                        return NULL;
-                }
-
-                ser_copy_value(sizeof(size_t), data, &msg->difs_size, &offset);
-
-                pos = msg->difs;
-                for (i = 0; i < msg->difs_size; i++) {
-                        ser_copy_value(strlen(*pos) + 1, data, *pos, &offset);
-                        pos++;
-                }
-                break;
-        default:
-                LOG_ERR("Don't know that code");
-                buffer_destroy(buf);
-                return NULL;
-        }
-
-        buf->size = offset;
-
-        return buf;
-}
-
-struct ipcp_msg * deserialize_ipcp_msg(buffer_t * data)
-{
-        struct ipcp_msg * msg;
-        int i, j;
-        int offset = 0;
-        size_t difs_size;
-
-        if (data == NULL || data->data == NULL) {
-                LOG_ERR("Got a null pointer");
-                return NULL;
-        }
-
-        msg = malloc(sizeof(*msg));
-        if (msg == NULL) {
-                LOG_ERR("Failed to allocate memory");
-                return NULL;
-        }
-
-        deser_copy_value(sizeof(enum ipcp_msg_code),
-                         &msg->code, data->data, &offset);
-
-        switch (msg->code) {
-        case IPCP_BOOTSTRAP:
-                break;
-        case IPCP_ENROLL:
-                if (deser_copy_string(data->data,
-                                      &msg->dif_name,
-                                      &offset)) {
-                        free(msg);
-                        return NULL;
-                }
-
-                deser_copy_string(data->data,
-                                  &msg->ap_name,
-                                  &offset);
-                if (msg->ap_name == NULL) {
-                        LOG_ERR("Failed to reconstruct name");
-                        free(msg->dif_name);
-                        free(msg);
-                        return NULL;
-                }
-
-                deser_copy_size_t(data->data, &difs_size, &offset);
-                msg->difs_size = difs_size;
-
-                msg->difs = malloc(sizeof(*(msg->difs)) * difs_size);
-                if (msg->difs == NULL) {
-                        free(msg->ap_name);
-                        free(msg->dif_name);
-                        free(msg);
-                        return NULL;
-                }
-
-                for (i = 0; i < difs_size; i++) {
-                        if (deser_copy_string(data->data,
-                                              &msg->difs[i],
-                                              &offset)) {
-                                for (j = 0; j < i; j++)
-                                        free(msg->difs[j]);
-                                free(msg->dif_name);
-                                free(msg->difs);
-                                free(msg->ap_name);
-                                free(msg);
-                                return NULL;
-                        }
-                }
-                break;
-        case IPCP_REG:
-        case IPCP_UNREG:
-                deser_copy_size_t(data->data, &difs_size, &offset);
-                msg->difs_size = difs_size;
-
-                msg->difs = malloc(sizeof(*(msg->difs)) * difs_size);
-                if (msg->difs == NULL) {
-                        free(msg);
-                        return NULL;
-                }
-
-                for (i = 0; i < difs_size; i++) {
-                        if (deser_copy_string(data->data,
-                                              &msg->difs[i],
-                                              &offset)) {
-                                for (j = 0; j < i; j++)
-                                        free(msg->difs[j]);
-                                free(msg->difs);
-                                free(msg);
-                                return NULL;
-                        }
-                }
-
-                break;
-        default:
-                LOG_ERR("Don't know that code");
-                free(msg);
-                return NULL;
-        }
-
-        return msg;
-}
diff --git a/src/lib/tests/shm_du_map_test.c b/src/lib/tests/shm_du_map_test.c
index f636c941..85a82e4d 100644
--- a/src/lib/tests/shm_du_map_test.c
+++ b/src/lib/tests/shm_du_map_test.c
@@ -20,6 +20,7 @@
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
+#include <ouroboros/config.h>
 #include <ouroboros/shm_du_map.h>
 #include <sys/types.h>
 #include <stdlib.h>