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-rw-r--r--CMakeLists.txt1
-rw-r--r--include/ouroboros/common.h3
-rw-r--r--include/ouroboros/sockets.h54
-rw-r--r--src/irmd/main.c97
-rw-r--r--src/lib/CMakeLists.txt2
-rw-r--r--src/lib/irm.c103
-rw-r--r--src/lib/sockets.c319
-rw-r--r--src/tools/irm/main.c15
8 files changed, 589 insertions, 5 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 84a42eb9..99750b00 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -54,6 +54,7 @@ if (CMAKE_BUILD_TYPE MATCHES Debug)
MACRO_ADD_COMPILE_FLAGS(irmd -DCONFIG_OUROBOROS_DEBUG)
MACRO_ADD_COMPILE_FLAGS(dad -DCONFIG_OUROBOROS_DEBUG)
MACRO_ADD_COMPILE_FLAGS(irm -DCONFIG_OUROBOROS_DEBUG)
+ MACRO_ADD_COMPILE_FLAGS(ouroboros -DCONFIG_OUROBOROS_DEBUG)
endif (CMAKE_BUILD_TYPE MATCHES Debug)
#include(FeatureSummary)
diff --git a/include/ouroboros/common.h b/include/ouroboros/common.h
index ed55a06c..a18a8548 100644
--- a/include/ouroboros/common.h
+++ b/include/ouroboros/common.h
@@ -30,9 +30,8 @@
typedef uint32_t port_id_t;
-/* FIXME: To be moved into a separate file */
typedef struct {
- char * data;
+ uint8_t * data;
size_t size;
} buffer_t;
diff --git a/include/ouroboros/sockets.h b/include/ouroboros/sockets.h
new file mode 100644
index 00000000..fe7ddb28
--- /dev/null
+++ b/include/ouroboros/sockets.h
@@ -0,0 +1,54 @@
+/*
+ * Ouroboros - Copyright (C) 2016
+ *
+ * The sockets layer to communicate between daemons
+ *
+ * Sander Vrijders <sander.vrijders@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.
+ */
+
+#ifndef OUROBOROS_SOCKETS_H
+#define OUROBOROS_SOCKETS_H
+
+#define IRM_SOCK_PATH "/tmp/irm_sock"
+
+enum irm_msg_code {
+ IRM_CREATE_IPCP,
+ IRM_DESTROY_IPCP,
+ IRM_BOOTSTRAP_IPCP,
+ IRM_ENROLL_IPCP,
+ IRM_REG_IPCP,
+ IRM_UNREG_IPCP,
+ IRM_LIST_IPCPS
+};
+
+struct irm_msg {
+ enum irm_msg_code code;
+ union {
+ struct {
+ rina_name_t * name;
+ char * ipcp_type;
+ } create_ipcp;
+ } msgs;
+};
+
+int client_socket_open(char * file_name);
+int server_socket_open(char * file_name);
+
+buffer_t * serialize_irm_msg(struct irm_msg * msg);
+struct irm_msg * deserialize_irm_msg(buffer_t * data);
+
+#endif
diff --git a/src/irmd/main.c b/src/irmd/main.c
index 8ab071e0..137b2b61 100644
--- a/src/irmd/main.c
+++ b/src/irmd/main.c
@@ -1,10 +1,103 @@
-#define OUROBOROS_PREFIX "irm"
+/*
+ * Ouroboros - Copyright (C) 2016
+ *
+ * The IPC Resource Manager
+ *
+ * Sander Vrijders <sander.vrijders@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.
+ */
+
+#define OUROBOROS_PREFIX "irmd"
#include <ouroboros/logs.h>
+#include <ouroboros/common.h>
+#include <ouroboros/sockets.h>
+#include <ouroboros/irm.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+#include <stdlib.h>
+#include <errno.h>
+
+#define BUF_SIZE 256
+
+
+static void create_ipcp(rina_name_t * name,
+ char * ipcp_type)
+{
+ LOG_DBG("AP name is %s", name->ap_name);
+ LOG_DBG("AP instance id is %d", name->api_id);
+ LOG_DBG("AE name is %s", name->ae_name);
+ LOG_DBG("AE instance id is %d", name->aei_id);
+
+ LOG_DBG("IPCP type is %s", ipcp_type);
+
+ LOG_MISSING;
+}
int main()
{
- LOG_DBG("Test of the IRM");
+ int sockfd;
+ uint8_t * buf;
+
+ sockfd = server_socket_open(IRM_SOCK_PATH);
+ if (sockfd < 0)
+ return -1;
+
+ buf = malloc(sizeof(*buf) * BUF_SIZE);
+ if (buf == NULL) {
+ LOG_ERR("Cannot allocate memory");
+ return -ENOMEM;
+ }
+
+ while (true) {
+ int cli_sockfd;
+ struct irm_msg * msg;
+ ssize_t count;
+ buffer_t buffer;
+
+ cli_sockfd = accept(sockfd, 0, 0);
+ if (cli_sockfd < 0) {
+ LOG_ERR("Cannot accept new connection");
+ continue;
+ }
+
+ count = read(cli_sockfd, buf, BUF_SIZE);
+ if (count) {
+ buffer.size = count;
+ buffer.data = buf;
+ msg = deserialize_irm_msg(&buffer);
+ if (msg == NULL)
+ continue;
+
+ LOG_DBG("Got message code %d", msg->code);
+ switch (msg->code) {
+ case IRM_CREATE_IPCP:
+ create_ipcp(msg->msgs.create_ipcp.name,
+ msg->msgs.create_ipcp.ipcp_type);
+ break;
+ default:
+ LOG_ERR("Don't know that message code");
+ break;
+ }
+ }
+
+ close(cli_sockfd);
+ }
+
+ free(buf);
return 0;
}
diff --git a/src/lib/CMakeLists.txt b/src/lib/CMakeLists.txt
index 9a6f1946..2e0d6b6b 100644
--- a/src/lib/CMakeLists.txt
+++ b/src/lib/CMakeLists.txt
@@ -9,6 +9,8 @@ set(SOURCE_FILES
bitmap.c
cdap.c
du_buff.c
+ irm.c
+ sockets.c
)
add_library(ouroboros SHARED ${SOURCE_FILES})
diff --git a/src/lib/irm.c b/src/lib/irm.c
new file mode 100644
index 00000000..2c9b530c
--- /dev/null
+++ b/src/lib/irm.c
@@ -0,0 +1,103 @@
+/*
+ * Ouroboros - Copyright (C) 2016
+ *
+ * The API to instruct the IRM
+ *
+ * Sander Vrijders <sander.vrijders@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.
+ */
+
+#define OUROBOROS_PREFIX "libouroboros-irm"
+
+#include <ouroboros/irm.h>
+#include <ouroboros/common.h>
+#include <ouroboros/logs.h>
+#include <ouroboros/sockets.h>
+
+int irm_create_ipcp(rina_name_t name,
+ char * ipcp_type)
+{
+ int sockfd;
+ struct irm_msg msg;
+ buffer_t * buf;
+
+ if (ipcp_type == NULL)
+ return -1;
+
+ sockfd = client_socket_open(IRM_SOCK_PATH);
+ if (sockfd < 0)
+ return -1;
+
+ msg.code = IRM_CREATE_IPCP;
+ msg.msgs.create_ipcp.name = &name;
+ msg.msgs.create_ipcp.ipcp_type = ipcp_type;
+
+ buf = serialize_irm_msg(&msg);
+ if (buf == NULL)
+ return -1;
+
+ write(sockfd, buf->data, buf->size);
+
+ close(sockfd);
+
+ return 0;
+}
+
+int irm_destroy_ipcp(int ipcp_id)
+{
+
+ return 0;
+}
+
+int irm_bootstrap_ipcp(int ipcp_id,
+ struct dif_info info)
+{
+
+ return 0;
+}
+
+int irm_enroll_ipcp(int ipcp_id,
+ char * dif_name)
+{
+
+ return 0;
+}
+
+int irm_reg_ipcp(int ipcp_id,
+ char ** difs)
+{
+
+ return 0;
+}
+
+int irm_unreg_ipcp(int ipcp_id,
+ char ** difs)
+{
+
+ return 0;
+}
+
+char ** irm_list_ipcps()
+{
+
+ return 0;
+}
+
+char ** irm_list_ipcp_types()
+{
+
+ return 0;
+}
diff --git a/src/lib/sockets.c b/src/lib/sockets.c
new file mode 100644
index 00000000..095c9e5c
--- /dev/null
+++ b/src/lib/sockets.c
@@ -0,0 +1,319 @@
+/*
+ * Ouroboros - Copyright (C) 2016
+ *
+ * The sockets layer to communicate between daemons
+ *
+ * Sander Vrijders <sander.vrijders@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.
+ */
+
+#define OUROBOROS_PREFIX "libouroboros-sockets"
+
+#include <ouroboros/logs.h>
+#include <ouroboros/common.h>
+#include <ouroboros/sockets.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+#include <sys/stat.h>
+#include <string.h>
+#include <malloc.h>
+
+#define BUFFER_SIZE 256
+
+int client_socket_open(char * file_name)
+{
+ int sockfd;
+ struct sockaddr_un serv_addr;
+
+ sockfd = socket(AF_UNIX, SOCK_STREAM, 0);
+ if (sockfd < 0) {
+ LOG_ERR("Failed to open socket");
+ return -1;
+ }
+
+ serv_addr.sun_family = AF_UNIX;
+ sprintf(serv_addr.sun_path, file_name);
+
+ if (connect(sockfd,
+ (struct sockaddr *) &serv_addr,
+ sizeof(serv_addr))) {
+ LOG_ERR("Failed to connect to server");
+ return -1;
+ }
+
+ return sockfd;
+}
+
+int server_socket_open(char * file_name)
+{
+ int sockfd;
+ struct sockaddr_un serv_addr;
+ struct stat sb;
+
+ if (!stat(file_name, &sb)) {
+ /* File exists */
+ if (unlink(file_name)) {
+ LOG_ERR("Failed to unlink filename: %s",
+ strerror(errno));
+ return -1;
+ }
+ }
+
+ sockfd = socket(AF_UNIX, SOCK_STREAM, 0);
+ if (sockfd < 0) {
+ LOG_ERR("Failed to open socket");
+ return -1;
+ }
+
+ serv_addr.sun_family = AF_UNIX;
+ sprintf(serv_addr.sun_path, file_name);
+
+ if (bind(sockfd,
+ (struct sockaddr *) &serv_addr,
+ sizeof(serv_addr))) {
+ LOG_ERR("Failed to bind socket");
+ return -1;
+ }
+
+ if (listen(sockfd, 0)) {
+ LOG_ERR("Failed to listen to socket");
+ return -1;
+ }
+
+ return sockfd;
+}
+
+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 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,
+ int * dst,
+ int * offset)
+{
+ *dst = 0;
+ deser_copy_value(sizeof(int), dst, data, offset);
+}
+
+static void deser_copy_enum(uint8_t * data,
+ enum irm_msg_code * dst,
+ int * offset)
+{
+ *dst = 0;
+ deser_copy_value(sizeof(enum irm_msg_code), dst, data, offset);
+}
+
+buffer_t * serialize_irm_msg(struct irm_msg * msg)
+{
+ buffer_t * buf;
+ uint8_t * data;
+ int offset = 0;
+ int i;
+ char buffer[BUFFER_SIZE];
+
+ buf = malloc(sizeof(*buf));
+ if (buf == NULL)
+ return NULL;
+
+ buf->data = malloc(BUFFER_SIZE);
+ if (buf->data == NULL) {
+ free(buf);
+ return NULL;
+ }
+
+ data = buf->data;
+
+ ser_copy_value(sizeof(enum irm_msg_code),
+ data,
+ &msg->code,
+ &offset);
+
+ switch (msg->code) {
+ case IRM_CREATE_IPCP:
+ if (!msg->msgs.create_ipcp.name ||
+ !msg->msgs.create_ipcp.name->ap_name ||
+ !msg->msgs.create_ipcp.name->ae_name ||
+ !msg->msgs.create_ipcp.ipcp_type) {
+ LOG_ERR("Null pointer passed");
+ free(buf->data);
+ free(buf);
+ return NULL;
+ }
+
+ ser_copy_value(strlen(msg->msgs.create_ipcp.name->ap_name) + 1,
+ data,
+ msg->msgs.create_ipcp.name->ap_name,
+ &offset);
+
+ ser_copy_value(sizeof(int),
+ data,
+ &msg->msgs.create_ipcp.name->api_id,
+ &offset);
+
+ ser_copy_value(strlen(msg->msgs.create_ipcp.name->ae_name) + 1,
+ data,
+ msg->msgs.create_ipcp.name->ae_name,
+ &offset);
+
+ ser_copy_value(sizeof(int),
+ data,
+ &msg->msgs.create_ipcp.name->aei_id,
+ &offset);
+
+ ser_copy_value(strlen(msg->msgs.create_ipcp.ipcp_type) + 1,
+ data,
+ msg->msgs.create_ipcp.ipcp_type,
+ &offset);
+ break;
+ default:
+ LOG_ERR("Don't know that code");
+ free(buf->data);
+ free(buf);
+ return NULL;
+ }
+
+ buf->size = offset;
+
+ for (i = 0; i < buf->size; i++) {
+ if (i > 0) sprintf(buffer + strlen(buffer), ":");
+ sprintf(buffer + strlen(buffer), "%02X", data[i]);
+ }
+ LOG_DBGF("Serialized buffer to %s", buffer);
+
+ return buf;
+}
+
+struct irm_msg * deserialize_irm_msg(buffer_t * data)
+{
+ struct irm_msg * msg;
+ char buffer[BUFFER_SIZE];
+ int i;
+ int offset = 0;
+
+ if (data == NULL ||
+ data->data == NULL) {
+ LOG_ERR("Got a null pointer");
+ return NULL;
+ }
+
+ memset(buffer, 0, sizeof(buffer));
+ for (i = 0; i < data->size; i++) {
+ if (i > 0) sprintf(buffer + strlen(buffer), ":");
+ sprintf(buffer + strlen(buffer), "%02X", data->data[i]);
+ }
+ LOG_DBGF("Got buffer %s", buffer);
+
+ msg = malloc(sizeof(*msg));
+ if (msg == NULL) {
+ LOG_ERR("Failed to allocate memory");
+ return NULL;
+ }
+
+ deser_copy_enum(data->data,
+ &msg->code,
+ &offset);
+
+ switch (msg->code) {
+ case IRM_CREATE_IPCP:
+ msg->msgs.create_ipcp.name =
+ malloc(sizeof(*(msg->msgs.create_ipcp.name)));
+ if (!msg->msgs.create_ipcp.name) {
+ LOG_ERR("Failed to alloc memory");
+ free(msg);
+ return NULL;
+ }
+
+ if (deser_copy_string(data->data,
+ &msg->msgs.create_ipcp.name->ap_name,
+ &offset)) {
+ free(msg->msgs.create_ipcp.name);
+ free(msg);
+ return NULL;
+ }
+
+ deser_copy_int(data->data,
+ &msg->msgs.create_ipcp.name->api_id,
+ &offset);
+
+ if (deser_copy_string(data->data,
+ &msg->msgs.create_ipcp.name->ae_name,
+ &offset)) {
+ free(msg->msgs.create_ipcp.name->ap_name);
+ free(msg->msgs.create_ipcp.name);
+ free(msg);
+ return NULL;
+ }
+
+ deser_copy_int(data->data,
+ &msg->msgs.create_ipcp.name->aei_id,
+ &offset);
+
+ if (deser_copy_string(data->data,
+ &msg->msgs.create_ipcp.ipcp_type,
+ &offset)) {
+ free(msg->msgs.create_ipcp.name->ae_name);
+ free(msg->msgs.create_ipcp.name->ap_name);
+ free(msg->msgs.create_ipcp.name);
+ free(msg);
+ return NULL;
+ }
+ break;
+ default:
+ LOG_ERR("Don't know that code");
+ free(msg);
+ return NULL;
+ }
+
+ return msg;
+}
diff --git a/src/tools/irm/main.c b/src/tools/irm/main.c
index bad1000e..470a8166 100644
--- a/src/tools/irm/main.c
+++ b/src/tools/irm/main.c
@@ -23,10 +23,23 @@
#define OUROBOROS_PREFIX "irm"
#include <ouroboros/logs.h>
+#include <ouroboros/common.h>
+#include <ouroboros/irm.h>
int main () {
+ char * ap_name = "test";
+ char * ipcp_type = "normal-ipcp";
+ rina_name_t name;
+ name.ap_name = ap_name;
+ name.api_id = 1;
+ name.ae_name = "";
+ name.aei_id = 0;
+
+ if (irm_create_ipcp(name, ipcp_type)) {
+ LOG_ERR("Failed to create IPCP");
+ return -1;
+ }
- LOG_DBG("Test of the IRM tool");
return 0;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-30 05:49:26 +0000