Merged in sandervrijders/ouroboros/be (pull request #144)

lib, irmd, ipcpd: Change of IRM API

1 files changed, 200 insertions, 0 deletions

diff --git a/src/tools/irm/irm_ipcp_bootstrap.c b/src/tools/irm/irm_ipcp_bootstrap.c
new file mode 100644
index 00000000..c2b696e4
--- /dev/null
+++ b/src/tools/irm/irm_ipcp_bootstrap.c
@@ -0,0 +1,200 @@
+/*
+ * Ouroboros - Copyright (C) 2016
+ *
+ * Bootstrap IPC Processes
+ *
+ *    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.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <arpa/inet.h>
+
+#include <ouroboros/irm.h>
+#include <ouroboros/irm_config.h>
+
+#include "irm_ops.h"
+#include "irm_utils.h"
+
+#define NORMAL "normal"
+#define SHIM_UDP "shim-udp"
+#define SHIM_ETH_LLC "shim-eth-llc"
+#define LOCAL "local"
+
+#define DEFAULT_ADDR_SIZE 4
+#define DEFAULT_CEP_ID_SIZE 2
+#define DEFAULT_PDU_LEN_SIZE 2
+#define DEFAULT_QOS_ID_SIZE 1
+#define DEFAULT_SEQ_NO_SIZE 4
+#define DEFAULT_TTL_SIZE 1
+#define DEFAULT_CHK_SIZE 2
+#define DEFAULT_MIN_PDU_SIZE 0
+#define DEFAULT_MAX_PDU_SIZE 9000
+#define DEFAULT_DDNS 0
+
+static void usage()
+{
+        /* FIXME: Add dif_config stuff */
+        printf("Usage: irm ipcp bootstrap\n"
+               "                name <ipcp name>\n"
+               "                dif <DIF name>\n"
+               "                type [TYPE]\n\n"
+               "where TYPE = {" NORMAL " " LOCAL " "
+               SHIM_UDP " " SHIM_ETH_LLC"}\n\n"
+               "if TYPE == " NORMAL "\n"
+               "                [addr <address size> (default: %d)]\n"
+               "                [cep_id <CEP-id size> (default: %d)]\n"
+               "                [pdu_len <PDU length size> (default: %d)]\n"
+               "                [qos_id <QoS-id size> (default: %d)]\n"
+               "                [seqno <sequence number size> (default: %d)]\n"
+               "                [ttl <time to live size>  (default: %d)]\n"
+               "                [chk <checksum size>  (default: %d)]\n"
+               "                [min_pdu <minimum PDU size> (default: %d)]\n"
+               "                [max_pdu <maximum PDU size> (default: %d)]\n"
+               "if TYPE == " SHIM_UDP "\n"
+               "                ip <IP address in dotted notation>\n"
+               "                [dns <DDNS IP address in dotted notation>"
+               " (default = none: %d)]\n"
+               "if TYPE == " SHIM_ETH_LLC "\n"
+               "                if_name <interface name>\n",
+               DEFAULT_ADDR_SIZE, DEFAULT_CEP_ID_SIZE,
+               DEFAULT_PDU_LEN_SIZE, DEFAULT_QOS_ID_SIZE,
+               DEFAULT_SEQ_NO_SIZE, DEFAULT_TTL_SIZE,
+               DEFAULT_CHK_SIZE, DEFAULT_MIN_PDU_SIZE,
+               DEFAULT_MAX_PDU_SIZE, DEFAULT_DDNS);
+}
+
+int do_bootstrap_ipcp(int argc, char ** argv)
+{
+        char * name = NULL;
+        struct dif_config conf;
+        uint8_t addr_size = DEFAULT_ADDR_SIZE;
+        uint8_t cep_id_size = DEFAULT_CEP_ID_SIZE;
+        uint8_t pdu_length_size = DEFAULT_PDU_LEN_SIZE;
+        uint8_t qos_id_size = DEFAULT_QOS_ID_SIZE;
+        uint8_t seqno_size = DEFAULT_SEQ_NO_SIZE;
+        uint8_t ttl_size = DEFAULT_TTL_SIZE;
+        uint8_t chk_size = DEFAULT_CHK_SIZE;
+        uint32_t min_pdu_size = DEFAULT_MIN_PDU_SIZE;
+        uint32_t max_pdu_size = DEFAULT_MAX_PDU_SIZE;
+        uint32_t ip_addr = 0;
+        uint32_t dns_addr = DEFAULT_DDNS;
+        char * ipcp_type = NULL;
+        char * dif_name = NULL;
+        char * if_name = NULL;
+        pid_t * apis;
+        ssize_t len = 0;
+        int i = 0;
+
+        while (argc > 0) {
+                if (matches(*argv, "type") == 0) {
+                        ipcp_type = *(argv + 1);
+                } else if (matches(*argv, "dif") == 0) {
+                        dif_name = *(argv + 1);
+                } else if (matches(*argv, "name") == 0) {
+                        name = *(argv + 1);
+                } else if (matches(*argv, "ip") == 0) {
+                        if (inet_pton (AF_INET, *(argv + 1), &ip_addr) != 1) {
+                                usage();
+                                return -1;
+                        }
+                } else if (matches(*argv, "dns") == 0) {
+                        if (inet_pton (AF_INET, *(argv + 1), &dns_addr) != 1) {
+                                usage();
+                                return -1;
+                        }
+                } else if (matches(*argv, "if_name") == 0) {
+                        if_name = *(argv + 1);
+                } else if (matches(*argv, "addr") == 0) {
+                        addr_size = atoi(*(argv + 1));
+                } else if (matches(*argv, "cep_id") == 0) {
+                        cep_id_size = atoi(*(argv + 1));
+                } else if (matches(*argv, "pdu_len") == 0) {
+                        pdu_length_size = atoi(*(argv + 1));
+                } else if (matches(*argv, "qos_id") == 0) {
+                        qos_id_size = atoi(*(argv + 1));
+                } else if (matches(*argv, "seqno") == 0) {
+                        seqno_size = atoi(*(argv + 1));
+                } else if (matches(*argv, "ttl") == 0) {
+                        ttl_size = atoi(*(argv + 1));
+                } else if (matches(*argv, "chk") == 0) {
+                        chk_size = atoi(*(argv + 1));
+                } else if (matches(*argv, "min_pdu") == 0) {
+                        min_pdu_size = atoi(*(argv + 1));
+                } else if (matches(*argv, "max_pdu") == 0) {
+                        max_pdu_size = atoi(*(argv + 1));
+                } else {
+                        printf("\"%s\" is unknown, try \"irm "
+                               "ipcp bootstrap\".\n", *argv);
+                        return -1;
+                }
+
+                argc -= 2;
+                argv += 2;
+        }
+
+        if (name == NULL || dif_name == NULL || ipcp_type == NULL) {
+                usage();
+                return -1;
+        }
+
+        conf.dif_name = dif_name;
+
+        if (strcmp(ipcp_type, NORMAL) == 0) {
+                conf.type = IPCP_NORMAL;
+                conf.addr_size = addr_size;
+                conf.cep_id_size = cep_id_size;
+                conf.pdu_length_size = pdu_length_size;
+                conf.qos_id_size = qos_id_size;
+                conf.seqno_size = seqno_size;
+                conf.ttl_size = ttl_size;
+                conf.chk_size = chk_size;
+                conf.min_pdu_size = min_pdu_size;
+                conf.max_pdu_size = max_pdu_size;
+        } else if (strcmp(ipcp_type, SHIM_UDP) == 0) {
+                conf.type = IPCP_SHIM_UDP;
+                if (ip_addr == 0) {
+                        usage();
+                        return -1;
+                }
+                conf.ip_addr = ip_addr;
+                conf.dns_addr = dns_addr;
+        } else if (strcmp(ipcp_type, LOCAL) == 0) {
+                conf.type = IPCP_LOCAL;
+        } else if (strcmp(ipcp_type, SHIM_ETH_LLC) == 0) {
+                conf.type = IPCP_SHIM_ETH_LLC;
+                if (if_name == NULL) {
+                        usage();
+                        return -1;
+                }
+                conf.if_name = if_name;
+        } else {
+                usage();
+                return -1;
+        }
+
+        len = irm_list_ipcps(name, &apis);
+        if (len <= 0)
+                return -1;
+
+        for (i = 0; i < len; i++)
+                if (irm_bootstrap_ipcp(apis[i], &conf))
+                        return -1;
+
+        return 0;
+}