/**
- * libmikrotik - src/main.c
+ * librouteros - src/main.c
* Copyright (C) 2009 Florian octo Forster
*
* This program is free software; you can redistribute it and/or modify it
* Florian octo Forster <octo at verplant.org>
**/
+#ifndef _ISOC99_SOURCE
+# define _ISOC99_SOURCE
+#endif
+
+#ifndef _POSIX_C_SOURCE
+# define _POSIX_C_SOURCE 200112L
+#endif
+
+#include <config.h>
+
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include <assert.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netdb.h>
+
+#include <gcrypt.h>
+
#include "routeros_api.h"
+#if WITH_DEBUG
+# define ros_debug(...) fprintf (stdout, __VA_ARGS__)
+#else
+# define ros_debug(...) /**/
+#endif
+
+/* FIXME */
+char *strdup (const char *);
+
/*
* Private structures
*/
-struct mt_connection_s
+struct ros_connection_s
{
int fd;
};
-struct mt_reply_s
+struct ros_reply_s
{
unsigned int params_num;
char *status;
char **keys;
char **values;
- mt_reply_t *next;
+ ros_reply_t *next;
+};
+
+struct ros_login_data_s
+{
+ const char *username;
+ const char *password;
};
+typedef struct ros_login_data_s ros_login_data_t;
/*
* Private functions
*/
-static mt_reply_t *reply_alloc (void) /* {{{ */
+static int read_exact (int fd, void *buffer, size_t buffer_size) /* {{{ */
{
- mt_reply_t *r;
+ char *buffer_ptr;
+ size_t have_bytes;
+
+ if ((fd < 0) || (buffer == NULL))
+ return (EINVAL);
+
+ if (buffer_size == 0)
+ return (0);
+
+ buffer_ptr = buffer;
+ have_bytes = 0;
+ while (have_bytes < buffer_size)
+ {
+ size_t want_bytes;
+ ssize_t status;
+
+ want_bytes = buffer_size - have_bytes;
+ errno = 0;
+ status = read (fd, buffer_ptr, want_bytes);
+ if (status < 0)
+ {
+ if (errno == EAGAIN)
+ continue;
+ else
+ return (status);
+ }
+
+ assert (status <= want_bytes);
+ have_bytes += status;
+ buffer_ptr += status;
+ }
+
+ return (0);
+} /* }}} int read_exact */
+
+static ros_reply_t *reply_alloc (void) /* {{{ */
+{
+ ros_reply_t *r;
r = malloc (sizeof (*r));
if (r == NULL)
r->next = NULL;
return (r);
-} /* }}} mt_reply_s *reply_alloc */
+} /* }}} ros_reply_s *reply_alloc */
+
+static int reply_add_keyval (ros_reply_t *r, const char *key, /* {{{ */
+ const char *val)
+{
+ char **tmp;
+
+ tmp = realloc (r->keys, (r->params_num + 1) * sizeof (*tmp));
+ if (tmp == NULL)
+ return (ENOMEM);
+ r->keys = tmp;
+
+ tmp = realloc (r->values, (r->params_num + 1) * sizeof (*tmp));
+ if (tmp == NULL)
+ return (ENOMEM);
+ r->values = tmp;
+
+ r->keys[r->params_num] = strdup (key);
+ if (r->keys[r->params_num] == NULL)
+ return (ENOMEM);
+
+ r->values[r->params_num] = strdup (val);
+ if (r->values[r->params_num] == NULL)
+ {
+ free (r->keys[r->params_num]);
+ r->keys[r->params_num] = NULL;
+ return (ENOMEM);
+ }
-static void reply_free (mt_reply_t *r) /* {{{ */
+ r->params_num++;
+ return (0);
+} /* }}} int reply_add_keyval */
+
+#if WITH_DEBUG
+static void reply_dump (const ros_reply_t *r) /* {{{ */
+{
+ if (r == NULL)
+ return;
+
+ printf ("=== BEGIN REPLY ===\n"
+ "Address: %p\n"
+ "Status: %s\n",
+ (void *) r, r->status);
+ if (r->params_num > 0)
+ {
+ unsigned int i;
+
+ printf ("Arguments:\n");
+ for (i = 0; i < r->params_num; i++)
+ printf (" %3u: %s = %s\n", i, r->keys[i], r->values[i]);
+ }
+ if (r->next != NULL)
+ printf ("Next: %p\n", (void *) r->next);
+ printf ("=== END REPLY ===\n");
+
+ reply_dump (r->next);
+} /* }}} void reply_dump */
+#else
+# define reply_dump(foo) /**/
+#endif
+
+static void reply_free (ros_reply_t *r) /* {{{ */
{
- mt_reply_t *next;
+ ros_reply_t *next;
+ unsigned int i;
if (r == NULL)
return;
next = r->next;
+ for (i = 0; i < r->params_num; i++)
+ {
+ free (r->keys[i]);
+ free (r->values[i]);
+ }
+
free (r->keys);
free (r->values);
+
free (r);
reply_free (next);
return (0);
} /* }}} int buffer_end */
-static int buffer_decode_next (char **ret_buffer, size_t *ret_buffer_size, /* {{{ */
- char *dst, size_t *dst_size)
+static int send_command (ros_connection_t *c, /* {{{ */
+ const char *command,
+ size_t args_num, const char * const *args)
{
- uint8_t *buffer;
+ char buffer[4096];
+ char *buffer_ptr;
size_t buffer_size;
- size_t req_size;
- if ((ret_buffer == NULL) || (ret_buffer_size == NULL) || (dst_size == NULL))
- return (EINVAL);
+ size_t i;
+ int status;
- buffer = (uint8_t *) (*ret_buffer);
- buffer_size = *ret_buffer_size;
+ /* FIXME: For debugging only */
+ memset (buffer, 0, sizeof (buffer));
+
+ buffer_ptr = buffer;
+ buffer_size = sizeof (buffer);
+
+ status = buffer_init (&buffer_ptr, &buffer_size);
+ if (status != 0)
+ return (status);
+
+ ros_debug ("send_command: command = %s;\n", command);
+ status = buffer_add (&buffer_ptr, &buffer_size, command);
+ if (status != 0)
+ return (status);
+
+ for (i = 0; i < args_num; i++)
+ {
+ if (args[i] == NULL)
+ return (EINVAL);
+
+ ros_debug ("send_command: arg[%zu] = %s;\n", i, args[i]);
+ status = buffer_add (&buffer_ptr, &buffer_size, args[i]);
+ if (status != 0)
+ return (status);
+ }
+
+ status = buffer_end (&buffer_ptr, &buffer_size);
+ if (status != 0)
+ return (status);
+
+ buffer_ptr = buffer;
+ buffer_size = sizeof (buffer) - buffer_size;
+ while (buffer_size > 0)
+ {
+ ssize_t bytes_written;
+
+ errno = 0;
+ bytes_written = write (c->fd, buffer_ptr, buffer_size);
+ if (bytes_written < 0)
+ {
+ if (errno == EAGAIN)
+ continue;
+ else
+ return (errno);
+ }
+ assert (bytes_written <= buffer_size);
+
+ buffer_ptr += bytes_written;
+ buffer_size -= bytes_written;
+ } /* while (buffer_size > 0) */
- if (buffer_size < 1)
+ return (0);
+} /* }}} int send_command */
+
+static int read_word (ros_connection_t *c, /* {{{ */
+ char *buffer, size_t *buffer_size)
+{
+ size_t req_size;
+ uint8_t word_length[5];
+ int status;
+
+ if ((buffer == NULL) || (*buffer_size < 1))
return (EINVAL);
- /* Calculate `req_size' and update `buffer' and `buffer_size'. */
- if (buffer[0] == 0xF0) /* {{{ */
+ /* read one byte from the socket */
+ status = read_exact (c->fd, word_length, 1);
+ if (status != 0)
+ return (status);
+
+ /* Calculate `req_size' */
+ if (((unsigned char) word_length[0]) == 0xF0) /* {{{ */
{
- if (buffer_size < (0x10000000 + 5))
- return (EPROTO);
- req_size = (buffer[1] << 24)
- | (buffer[2] << 16)
- | (buffer[3] << 8)
- | buffer[4];
- buffer += 5;
- buffer_size -= 5;
+ status = read_exact (c->fd, &word_length[1], 4);
+ if (status != 0)
+ return (status);
+
+ req_size = (word_length[1] << 24)
+ | (word_length[2] << 16)
+ | (word_length[3] << 8)
+ | word_length[4];
}
- else if ((buffer[0] & 0xE0) == 0xE0)
- {
- if (buffer_size < (0x200000 + 4))
- return (EPROTO);
- req_size = ((buffer[0] & 0x1F) << 24)
- | (buffer[1] << 16)
- | (buffer[2] << 8)
- | buffer[3];
- buffer += 4;
- buffer_size -= 4;
+ else if ((word_length[0] & 0xE0) == 0xE0)
+ {
+ status = read_exact (c->fd, &word_length[1], 3);
+ if (status != 0)
+ return (status);
+
+ req_size = ((word_length[0] & 0x1F) << 24)
+ | (word_length[1] << 16)
+ | (word_length[2] << 8)
+ | word_length[3];
}
- else if ((buffer[0] & 0xC0) == 0xC0)
+ else if ((word_length[0] & 0xC0) == 0xC0)
{
- if (buffer_size < (0x4000 + 3))
- return (EPROTO);
- req_size = ((buffer[0] & 0x3F) << 16)
- | (buffer[1] << 8)
- | buffer[2];
- buffer += 3;
- buffer_size -= 3;
+ status = read_exact (c->fd, &word_length[1], 2);
+ if (status != 0)
+ return (status);
+
+ req_size = ((word_length[0] & 0x3F) << 16)
+ | (word_length[1] << 8)
+ | word_length[2];
}
- else if ((buffer[0] & 0x80) == 0x80)
+ else if ((word_length[0] & 0x80) == 0x80)
{
- if (buffer_size < (0x80 + 2))
- return (EPROTO);
- req_size = ((buffer[0] & 0x7F) << 8) | buffer[1];
- buffer += 2;
- buffer_size -= 2;
+ status = read_exact (c->fd, &word_length[1], 1);
+ if (status != 0)
+ return (status);
+
+ req_size = ((word_length[0] & 0x7F) << 8)
+ | word_length[1];
}
- else if ((buffer[0] & 0x80) == 0)
+ else if ((word_length[0] & 0x80) == 0)
{
- req_size = buffer[0];
- buffer += 1;
- buffer_size -= 1;
+ req_size = (size_t) word_length[0];
}
else
{
return (EPROTO);
} /* }}} */
- if (buffer_size < req_size)
- return (EPROTO);
+ if (*buffer_size < req_size)
+ return (ENOMEM);
- if (dst == NULL)
+ /* Empty word. This ends a `sentence' and must therefore be valid. */
+ if (req_size == 0)
{
- *dst_size = (req_size + 1);
+ buffer[0] = 0;
+ *buffer_size = 0;
return (0);
}
- if (*dst_size <= req_size)
- return (ENOMEM);
+ status = read_exact (c->fd, buffer, req_size);
+ if (status != 0)
+ return (status);
+ *buffer_size = req_size;
- memcpy (dst, buffer, req_size);
- dst[req_size] = 0;
- *dst_size = (req_size + 1);
+ return (0);
+} /* }}} int buffer_decode_next */
- assert (buffer_size >= req_size);
- buffer += req_size;
- buffer_size -= req_size;
+static ros_reply_t *receive_sentence (ros_connection_t *c) /* {{{ */
+{
+ char buffer[4096];
+ size_t buffer_size;
+ int status;
- *ret_buffer = buffer;
- *ret_buffer_size = buffer_size;
+ ros_reply_t *r;
+
+ r = reply_alloc ();
+ if (r == NULL)
+ return (NULL);
+
+ while (42)
+ {
+ buffer_size = sizeof (buffer) - 1;
+ status = read_word (c, buffer, &buffer_size);
+ if (status != 0)
+ break;
+ assert (buffer_size < sizeof (buffer));
+ buffer[buffer_size] = 0;
+
+ /* Empty word means end of reply */
+ if (buffer_size == 0)
+ break;
+
+ if (buffer[0] == '!') /* {{{ */
+ {
+ if (r->status != NULL)
+ free (r->status);
+ r->status = strdup (&buffer[1]);
+ if (r->status == NULL)
+ break;
+ } /* }}} if (buffer[0] == '!') */
+ else if (buffer[0] == '=') /* {{{ */
+ {
+ char *key = &buffer[1];
+ char *val;
+
+ key = &buffer[1];
+ val = strchr (key, '=');
+ if (val == NULL)
+ {
+ fprintf (stderr, "Ignoring misformed word: %s\n", buffer);
+ continue;
+ }
+ *val = 0;
+ val++;
+
+ reply_add_keyval (r, key, val);
+ } /* }}} if (buffer[0] == '=') */
+ else
+ {
+ ros_debug ("receive_sentence: Ignoring unknown word: %s\n", buffer);
+ }
+ } /* while (42) */
+ if (r->status == NULL)
+ {
+ reply_free (r);
+ return (NULL);
+ }
+
+ return (r);
+} /* }}} ros_reply_t *receive_sentence */
+
+static ros_reply_t *receive_reply (ros_connection_t *c) /* {{{ */
+{
+ ros_reply_t *head;
+ ros_reply_t *tail;
+
+ head = NULL;
+ tail = NULL;
+
+ while (42)
+ {
+ ros_reply_t *tmp;
+
+ tmp = receive_sentence (c);
+ if (tmp == NULL)
+ break;
+
+ if (tail == NULL)
+ {
+ head = tmp;
+ tail = tmp;
+ }
+ else
+ {
+ tail->next = tmp;
+ tail = tmp;
+ }
+
+ if (strcmp ("done", tmp->status) == 0)
+ break;
+ } /* while (42) */
+
+ return (head);
+} /* }}} ros_reply_t *receive_reply */
+
+static int create_socket (const char *node, const char *service) /* {{{ */
+{
+ struct addrinfo ai_hint;
+ struct addrinfo *ai_list;
+ struct addrinfo *ai_ptr;
+ int status;
+
+ ros_debug ("create_socket (node = %s, service = %s);\n",
+ node, service);
+
+ memset (&ai_hint, 0, sizeof (ai_hint));
+#ifdef AI_ADDRCONFIG
+ ai_hint.ai_flags |= AI_ADDRCONFIG;
+#endif
+ ai_hint.ai_family = AF_UNSPEC;
+ ai_hint.ai_socktype = SOCK_STREAM;
+
+ ai_list = NULL;
+ status = getaddrinfo (node, service, &ai_hint, &ai_list);
+ if (status != 0)
+ return (-1);
+ assert (ai_list != NULL);
+
+ for (ai_ptr = ai_list; ai_ptr != NULL; ai_ptr = ai_ptr->ai_next)
+ {
+ int fd;
+ int status;
+
+ fd = socket (ai_ptr->ai_family, ai_ptr->ai_socktype,
+ ai_ptr->ai_protocol);
+ if (fd < 0)
+ {
+ ros_debug ("create_socket: socket(2) failed.\n");
+ continue;
+ }
+
+ status = connect (fd, ai_ptr->ai_addr, ai_ptr->ai_addrlen);
+ if (status != 0)
+ {
+ ros_debug ("create_socket: connect(2) failed.\n");
+ close (fd);
+ continue;
+ }
+
+ return (fd);
+ }
+
+ freeaddrinfo (ai_list);
+
+ return (-1);
+} /* }}} int create_socket */
+
+static int login2_handler (ros_connection_t *c, const ros_reply_t *r, /* {{{ */
+ void *user_data)
+{
+ if (r == NULL)
+ return (EINVAL);
+
+ reply_dump (r);
+
+ if (strcmp (r->status, "trap") == 0)
+ {
+ ros_debug ("login2_handler: Logging in failed: %s.\n",
+ ros_reply_param_val_by_key (r, "message"));
+ return (EACCES);
+ }
+ else if (strcmp (r->status, "done") != 0)
+ {
+ ros_debug ("login2_handler: Unexpected status: %s.\n", r->status);
+ return (EPROTO);
+ }
+
return (0);
-} /* }}} int buffer_decode_next */
+} /* }}} int login2_handler */
+
+static void hash_binary_to_hex (char hex[33], uint8_t binary[16]) /* {{{ */
+{
+ int i;
+
+ for (i = 0; i < 16; i++)
+ {
+ char tmp[3];
+ snprintf (tmp, 3, "%02"PRIx8, binary[i]);
+ tmp[2] = 0;
+ hex[2*i] = tmp[0];
+ hex[2*i+1] = tmp[1];
+ }
+ hex[32] = 0;
+} /* }}} void hash_binary_to_hex */
+
+static void hash_hex_to_binary (uint8_t binary[16], char hex[33]) /* {{{ */
+{
+ int i;
+
+ for (i = 0; i < 16; i++)
+ {
+ char tmp[3];
+
+ tmp[0] = hex[2*i];
+ tmp[1] = hex[2*i + 1];
+ tmp[2] = 0;
+
+ binary[i] = (uint8_t) strtoul (tmp, /* endptr = */ NULL, /* base = */ 16);
+ }
+} /* }}} void hash_hex_to_binary */
+
+static void make_password_hash (char response_hex[33], /* {{{ */
+ const char *password, size_t password_length, char challenge_hex[33])
+{
+ uint8_t challenge_bin[16];
+ uint8_t response_bin[16];
+ char data_buffer[password_length+17];
+ gcry_md_hd_t md_handle;
+
+ hash_hex_to_binary (challenge_bin, challenge_hex);
+
+ data_buffer[0] = 0;
+ memcpy (&data_buffer[1], password, password_length);
+ memcpy (&data_buffer[1+password_length], challenge_bin, 16);
+
+ gcry_md_open (&md_handle, GCRY_MD_MD5, /* flags = */ 0);
+ gcry_md_write (md_handle, data_buffer, sizeof (data_buffer));
+ memcpy (response_bin, gcry_md_read (md_handle, GCRY_MD_MD5), 16);
+ gcry_md_close (md_handle);
+
+ hash_binary_to_hex (response_hex, response_bin);
+} /* }}} void make_password_hash */
+
+static int login_handler (ros_connection_t *c, const ros_reply_t *r, /* {{{ */
+ void *user_data)
+{
+ const char *ret;
+ char challenge_hex[33];
+ char response_hex[33];
+ ros_login_data_t *login_data;
+
+ const char *params[2];
+ char param_name[1024];
+ char param_response[64];
+
+ if (r == NULL)
+ return (EINVAL);
+
+ /* The expected result looks like this:
+ * -- 8< --
+ * !done
+ * =ret=ebddd18303a54111e2dea05a92ab46b4
+ * -- >8 --
+ */
+ reply_dump (r);
+
+ if (strcmp (r->status, "done") != 0)
+ {
+ ros_debug ("login_handler: Unexpected status: %s.\n", r->status);
+ return (EPROTO);
+ }
+
+ login_data = user_data;
+ if (login_data == NULL)
+ return (EINVAL);
+
+ ret = ros_reply_param_val_by_key (r, "ret");
+ if (ret == NULL)
+ {
+ ros_debug ("login_handler: Reply does not have parameter \"ret\".\n");
+ return (EPROTO);
+ }
+ ros_debug ("login_handler: ret = %s;\n", ret);
+
+ if (strlen (ret) != 32)
+ {
+ ros_debug ("login_handler: Unexpected length of the \"ret\" argument.\n");
+ return (EPROTO);
+ }
+ strcpy (challenge_hex, ret);
+
+ make_password_hash (response_hex,
+ login_data->password, strlen (login_data->password),
+ challenge_hex);
+
+ snprintf (param_name, sizeof (param_name), "=name=%s", login_data->username);
+ snprintf (param_response, sizeof (param_response),
+ "=response=00%s", response_hex);
+ params[0] = param_name;
+ params[1] = param_response;
+
+ return (ros_query (c, "/login", 2, params, login2_handler,
+ /* user data = */ NULL));
+} /* }}} int login_handler */
/*
* Public functions
*/
-mt_connection_t *mt_connect (const char *node, const char *service,
- const char *username, const char *password);
-int mt_disconnect (mt_connection_t *con);
-
-int mt_query (mt_connection_t *c,
- const char *command,
- size_t args_num, const char * const *args,
- mt_reply_handler_t *handler, void *user_data)
+ros_connection_t *ros_connect (const char *node, const char *service, /* {{{ */
+ const char *username, const char *password)
{
- char buffer[4096];
- char *buffer_ptr;
- size_t buffer_size;
-
- size_t i;
+ int fd;
+ ros_connection_t *c;
int status;
+ ros_login_data_t user_data;
- buffer_ptr = buffer;
- buffer_size = sizeof (buffer);
+ if ((node == NULL) || (username == NULL) || (password == NULL))
+ return (NULL);
- status = buffer_init (&buffer_ptr, &buffer_size);
- if (status != 0)
- return (status);
+ fd = create_socket (node, (service != NULL) ? service : ROUTEROS_API_PORT);
+ if (fd < 0)
+ return (NULL);
- status = buffer_add (&buffer_ptr, &buffer_size, command);
- if (status != 0)
- return (status);
+ c = malloc (sizeof (*c));
+ if (c == NULL)
+ {
+ close (fd);
+ return (NULL);
+ }
+ memset (c, 0, sizeof (*c));
- for (i = 0; i < args_num; i++)
+ c->fd = fd;
+
+ user_data.username = username;
+ user_data.password = password;
+ status = ros_query (c, "/login", /* args num = */ 0, /* args = */ NULL,
+ login_handler, &user_data);
+
+ if (status != 0)
{
- if (args[i] == NULL)
- return (EINVAL);
+ ros_disconnect (c);
+ errno = status;
+ return (NULL);
+ }
- status = buffer_add (&buffer_ptr, &buffer_size, args[i]);
- if (status != 0)
- return (status);
+ return (c);
+} /* }}} ros_connection_t *ros_connect */
+
+int ros_disconnect (ros_connection_t *c) /* {{{ */
+{
+ if (c == NULL)
+ return (EINVAL);
+
+ if (c->fd >= 0)
+ {
+ close (c->fd);
+ c->fd = -1;
}
- status = buffer_end (&buffer_ptr, &buffer_size);
+ free (c);
+
+ return (0);
+} /* }}} int ros_disconnect */
+
+int ros_query (ros_connection_t *c, /* {{{ */
+ const char *command,
+ size_t args_num, const char * const *args,
+ ros_reply_handler_t handler, void *user_data)
+{
+ int status;
+ ros_reply_t *r;
+
+ status = send_command (c, command, args_num, args);
if (status != 0)
return (status);
- /* FIXME: Send out the buffer and read back results. */
-}
+ r = receive_reply (c);
+ if (r == NULL)
+ return (EPROTO);
+
+ /* Call the callback function with the data we received. */
+ status = (*handler) (c, r, user_data);
+
+ /* Free the allocated memory ... */
+ reply_free (r);
+
+ /* ... and return. */
+ return (status);
+} /* }}} int ros_query */
-const mt_reply_t *mt_reply_next (const mt_reply_t *r) /* {{{ */
+const ros_reply_t *ros_reply_next (const ros_reply_t *r) /* {{{ */
{
if (r == NULL)
return (NULL);
return (r->next);
-} /* }}} mt_reply_t *mt_reply_next */
+} /* }}} ros_reply_t *ros_reply_next */
-int mt_reply_num (const mt_reply_t *r) /* {{{ */
+int ros_reply_num (const ros_reply_t *r) /* {{{ */
{
int ret;
- const mt_reply_t *ptr;
+ const ros_reply_t *ptr;
ret = 0;
for (ptr = r; ptr != NULL; ptr = ptr->next)
ret++;
return (ret);
-} /* }}} int mt_reply_num */
+} /* }}} int ros_reply_num */
-const char *mt_reply_param_key_by_index (const mt_reply_t *r, /* {{{ */
+const char *ros_reply_status (const ros_reply_t *r) /* {{{ */
+{
+ if (r == NULL)
+ return (NULL);
+ return (r->status);
+} /* }}} char *ros_reply_status */
+
+const char *ros_reply_param_key_by_index (const ros_reply_t *r, /* {{{ */
unsigned int index)
{
if (r == NULL)
return (NULL);
return (r->keys[index]);
-} /* }}} char *mt_reply_param_key_by_index */
+} /* }}} char *ros_reply_param_key_by_index */
-const char *mt_reply_param_val_by_index (const mt_reply_t *r, /* {{{ */
+const char *ros_reply_param_val_by_index (const ros_reply_t *r, /* {{{ */
unsigned int index)
{
if (r == NULL)
return (NULL);
return (r->values[index]);
-} /* }}} char *mt_reply_param_key_by_index */
+} /* }}} char *ros_reply_param_key_by_index */
-const char *mt_reply_param_val_by_key (const mt_reply_t *r, /* {{{ */
+const char *ros_reply_param_val_by_key (const ros_reply_t *r, /* {{{ */
const char *key)
{
unsigned int i;
return (r->values[i]);
return (NULL);
-} /* }}} char *mt_reply_param_val_by_key */
+} /* }}} char *ros_reply_param_val_by_key */
+
+int ros_version (void) /* {{{ */
+{
+ return (ROS_VERSION);
+} /* }}} int ros_version */
+
+const char *ros_version_string (void) /* {{{ */
+{
+ return (ROS_VERSION_STRING);
+} /* }}} char *ros_version_string */
/* vim: set ts=2 sw=2 noet fdm=marker : */