Ejemplo n.º 1
2
void
print_backend_config(FILE *file, const struct Backend *backend) {
    char address[256];

    fprintf(file, "\t%s %s\n",
            backend->name,
            display_address(backend->address, address, sizeof(address)));
}
Ejemplo n.º 2
1
int
accept_listener_source_address(struct Listener *listener, char *source) {
    if (listener->source_address != NULL) {
        err("Duplicate source address: %s", source);
        return 0;
    }

    listener->source_address = new_address(source);
    if (listener->source_address == NULL) {
        err("Unable to parse source address: %s", source);
        return 0;
    }
    if (!address_is_sockaddr(listener->source_address)) {
        err("Only source socket addresses permitted");
        free(listener->source_address);
        listener->source_address = NULL;
        return 0;
    }
    if (address_port(listener->source_address) != 0) {
        char address[256];
        err("Source address on listener %s set to non zero port, "
                "this prevents multiple connection to each backend server.",
                display_address(listener->address, address, sizeof(address)));
    }

    return 1;
}
Ejemplo n.º 3
0
void
listeners_reload(struct Listener_head *existing_listeners,
        struct Listener_head *new_listeners,
        const struct Table_head *tables, struct ev_loop *loop) {
    struct Listener *iter_existing = SLIST_FIRST(existing_listeners);
    struct Listener *iter_new = SLIST_FIRST(new_listeners);

    while (iter_existing != NULL || iter_new != NULL) {
        int compare_result;
        char address[ADDRESS_BUFFER_SIZE];

        if (iter_existing == NULL)
            compare_result = 1;
        else if (iter_new == NULL)
            compare_result = -1;
        else
            compare_result = address_compare(iter_existing->address, iter_new->address);

        if (compare_result > 0) {
            struct Listener *new_listener = iter_new;
            iter_new = SLIST_NEXT(iter_new, entries);

            notice("Listener %s added.",
                    display_address(new_listener->address,
                            address, sizeof(address)));

            SLIST_REMOVE(new_listeners, new_listener, Listener, entries);
            add_listener(existing_listeners, new_listener);
            init_listener(new_listener, tables, loop);

            /* -1 for removing from new_listeners */
            listener_ref_put(new_listener);
        } else if (compare_result == 0) {
            notice ("Listener %s updated.",
                    display_address(iter_existing->address,
                            address, sizeof(address)));

            listener_update(iter_existing, iter_new, tables);

            iter_existing = SLIST_NEXT(iter_existing, entries);
            iter_new = SLIST_NEXT(iter_new, entries);
        } else {
            struct Listener *removed_listener = iter_existing;
            iter_existing = SLIST_NEXT(iter_existing, entries);

            notice("Listener %s removed.",
                    display_address(removed_listener->address,
                            address, sizeof(address)));

            SLIST_REMOVE(existing_listeners, removed_listener, Listener, entries);
            close_listener(loop, removed_listener);

            /* -1 for removing from existing_listeners */
            listener_ref_put(removed_listener);
        }
    }
}
Ejemplo n.º 4
0
void
print_listener_config(FILE *file, const struct Listener *listener) {
    char address[256];

    fprintf(file, "listener %s {\n",
            display_address(listener->address, address, sizeof(address)));

    fprintf(file, "\tprotocol %s\n", listener->protocol->name);

    if (listener->table_name)
        fprintf(file, "\ttable %s\n", listener->table_name);

    if (listener->fallback_address)
        fprintf(file, "\tfallback %s\n",
                display_address(listener->fallback_address,
                    address, sizeof(address)));

    fprintf(file, "}\n\n");
}
Ejemplo n.º 5
0
int main() {
    /* using volatile variables so we can example core dumps */
    struct Address *addr;
    char buffer[255];
    int port;

    for (volatile unsigned int i = 0; i < sizeof(good) / sizeof(struct Test); i++) {
        addr = new_address(good[i].input);

        assert(addr != NULL);

        if (good[i].expected_type & TYPE_HOSTNAME && !address_is_hostname(addr)) {
            fprintf(stderr, "Expected %s to be a hostname\n", buffer);
            return 1;
        }

        if (good[i].expected_type & TYPE_SOCKADDR && !address_is_sockaddr(addr)) {
            fprintf(stderr, "Expected %s to be a sockaddr\n", buffer);
            return 1;
        }

        if (good[i].expected_type & TYPE_WILDCARD && !address_is_wildcard(addr)) {
            fprintf(stderr, "Expected %s to be a wildcard\n", buffer);
            return 1;
        }

        display_address(addr, buffer, sizeof(buffer));

        if (strcmp(buffer, good[i].output)) {
            fprintf(stderr, "display_address(%p) returned \"%s\", expected \"%s\"\n", addr, buffer, good[i].output);
            return 1;
        }

        port = address_port(addr);

        if (good[i].port != port) {
            fprintf(stderr, "address_port(%p) return %d, expected %d\n", addr, port, good[i].port);
            return 1;
        }

        free(addr);
    }

    for (volatile unsigned int i = 0; i < sizeof(bad) / sizeof(const char *); i++) {
        addr = new_address(bad[i]);

        if (addr != NULL) {
            fprintf(stderr, "Accepted bad hostname \"%s\"\n", bad[i]);
            return 1;
        }
    }

    return 0;
}
Ejemplo n.º 6
0
static void query_cb(struct Address *result, void *data) {
    int *query_count = (int *)data;
    char ip_buf[128];

    if (result != NULL &&
            address_is_sockaddr(result) &&
            display_address(result, ip_buf, sizeof(ip_buf))) {

        fprintf(stderr, "query resolved to %s\n", ip_buf);

        query_count++;
    }
}
Ejemplo n.º 7
0
/*
 * Initialize each listener.
 */
void
init_listeners(struct Listener_head *listeners,
        const struct Table_head *tables, struct ev_loop *loop) {
    struct Listener *iter;
    char address[ADDRESS_BUFFER_SIZE];

    SLIST_FOREACH(iter, listeners, entries) {
        if (init_listener(iter, tables, loop) < 0) {
            err("Failed to initialize listener %s",
                    display_address(iter->address, address, sizeof(address)));
            exit(1);
        }
    }
}
Ejemplo n.º 8
0
int	my_showmem(char *str, int size)
{
  int	i;
  int	current_address;

  i = 0;
  current_address = 0;
  while (i < size)
    {
      display_address(&current_address);
      my_putstr(": ");
      display_char_hexa(&str[i], size - i);
      my_putchar(' ');
      display_string16(&str[i]);
      my_putchar('\n');
      i = i + 16;
    }
  return (0);
}
Ejemplo n.º 9
0
static void
accept_cb(struct ev_loop *loop, struct ev_io *w, int revents) {
    struct Listener *listener = (struct Listener *)w->data;

    if (revents & EV_READ) {
        int result = accept_connection(listener, loop);
        if (result == 0 && (errno == EMFILE || errno == ENFILE)) {
            char address_buf[256];
            int backoff_time = 2;

            err("File descriptor limit reached! "
                "Suspending accepting new connections on %s for %d seconds",
                display_address(listener->address, address_buf, sizeof(address_buf)),
                backoff_time);
            ev_io_stop(loop, w);

            ev_timer_set(&listener->backoff_timer, backoff_time, 0.0);
            ev_timer_start(loop, &listener->backoff_timer);
        }
    }
}
Ejemplo n.º 10
0
int
init_backend(struct Backend *backend) {
    if (backend->pattern_re == NULL) {
        const char *reerr;
        int reerroffset;

        backend->pattern_re =
            pcre_compile(backend->pattern, 0, &reerr, &reerroffset, NULL);
        if (backend->pattern_re == NULL) {
            err("Regex compilation of \"%s\" failed: %s, offset %d",
                    backend->pattern, reerr, reerroffset);
            return 0;
        }

        char address[ADDRESS_BUFFER_SIZE];
        debug("Parsed %s %s",
                backend->pattern,
                display_address(backend->address,
                    address, sizeof(address)));
    }

    return 1;
}
Ejemplo n.º 11
0
int
init_backend(struct Backend *backend) {
    char address_buf[256];
    const char *reerr;
    int reerroffset;

    if (backend->name_re == NULL) {
        backend->name_re =
            pcre_compile(backend->name, 0, &reerr, &reerroffset, NULL);
        if (backend->name_re == NULL) {
            err("Regex compilation failed: %s, offset %d",
                    reerr, reerroffset);
            return 0;
        }

        debug("Parsed %s %s",
                backend->name,
                display_address(backend->address,
                    address_buf, sizeof(address_buf)));
    }

    return 1;
}
Ejemplo n.º 12
0
int main(void) {
  /* Early system initialisation */
  board_init();
  system_init_early();
  leds_init();

  set_busy_led(1);
  set_dirty_led(0);

  /* Due to an erratum in the LPC17xx chips anything that may change */
  /* peripheral clock scalers must come before system_init_late()    */
  uart_init();
#ifndef SPI_LATE_INIT
  spi_init(SPI_SPEED_SLOW);
#endif
  timer_init();
  bus_interface_init();
  i2c_init();

  /* Second part of system initialisation, switches to full speed on ARM */
  system_init_late();
  enable_interrupts();

  /* Internal-only initialisation, called here because it's faster */
  buffers_init();
  buttons_init();

  /* Anything that does something which needs the system clock */
  /* should be placed after system_init_late() */
  bus_init();    // needs delay
  rtc_init();    // accesses I2C
  disk_init();   // accesses card
  read_configuration();

  fatops_init(0);
  change_init();

  uart_puts_P(PSTR("\r\nsd2iec " VERSION " #"));
  uart_puthex(device_address);
  uart_putcrlf();

#ifdef CONFIG_REMOTE_DISPLAY
  /* at this point all buffers should be free, */
  /* so just use the data area of the first to build the string */
  uint8_t *strbuf = buffers[0].data;
  ustrcpy_P(strbuf, versionstr);
  ustrcpy_P(strbuf+ustrlen(strbuf), longverstr);
  if (display_init(ustrlen(strbuf), strbuf)) {
    display_address(device_address);
    display_current_part(0);
  }
#endif

  set_busy_led(0);

#if defined(HAVE_SD) && BUTTON_PREV != 0
  /* card switch diagnostic aid - hold down PREV button to use */
  if (!(buttons_read() & BUTTON_PREV)) {
    while (buttons_read() & BUTTON_NEXT) {
      set_dirty_led(sdcard_detect());
# ifndef SINGLE_LED
      set_busy_led(sdcard_wp());
# endif
    }
    reset_key(0xff);
  }
#endif

  bus_mainloop();

  while (1);
}
Ejemplo n.º 13
0
int main() {
    /* using volatile variables so we can example core dumps */
    for (volatile unsigned int i = 0; i < sizeof(good) / sizeof(struct Test); i++) {
        int port;
        char buffer[255];
        struct Address *addr = new_address(good[i].input);

        assert(addr != NULL);
        assert(address_compare(addr, addr) == 0);
        assert(address_compare(NULL, addr) < 0);
        assert(address_compare(addr, NULL) > 0);
        assert(address_len(addr) > 0);

        if (good[i].expected_type & TYPE_HOSTNAME) {
            assert(address_is_hostname(addr));
            assert(!address_is_sockaddr(addr));
            assert(!address_is_wildcard(addr));
            assert(address_hostname(addr) != NULL);
            assert(address_sa(addr) == NULL);
            assert(address_sa_len(addr) == 0);
        } else if (good[i].expected_type & TYPE_SOCKADDR) {
            assert(!address_is_hostname(addr));
            assert(address_is_sockaddr(addr));
            assert(!address_is_wildcard(addr));
            assert(address_hostname(addr) == NULL);
            assert(address_sa(addr) != NULL);
            assert(address_sa_len(addr) > 0);
        } else if (good[i].expected_type & TYPE_WILDCARD) {
            assert(!address_is_hostname(addr));
            assert(!address_is_sockaddr(addr));
            assert(address_is_wildcard(addr));
            assert(address_hostname(addr) == NULL);
            assert(address_sa(addr) == NULL);
            assert(address_sa_len(addr) == 0);
        }

        display_address(addr, buffer, sizeof(buffer));

        if (strcmp(buffer, good[i].output)) {
            fprintf(stderr, "display_address(%p) returned \"%s\", expected \"%s\"\n", addr, buffer, good[i].output);
            return 1;
        }

        assert(display_address(addr, NULL, 0) == NULL);

        port = address_port(addr);

        if (good[i].port != port) {
            fprintf(stderr, "address_port(%p) return %d, expected %d\n", addr, port, good[i].port);
            return 1;
        }

        address_set_port(addr, port);

        if (good[i].port != port) {
            fprintf(stderr, "address_port(%p) return %d, expected %d\n", addr, port, good[i].port);
            return 1;
        }

        free(addr);
    }

    for (volatile unsigned int i = 0; i < sizeof(bad) / sizeof(const char *); i++) {
        struct Address *addr = new_address(bad[i]);

        if (addr != NULL) {
            fprintf(stderr, "Accepted bad hostname \"%s\"\n", bad[i]);
            return 1;
        }
    }

    assert(compare_address_strings("unix:/dev/log", "127.0.0.1") < 0);
    assert(compare_address_strings("unix:/dev/log", "unix:/dev/logsocket") < 0);
    assert(compare_address_strings("0.0.0.0", "127.0.0.1") < 0);
    assert(compare_address_strings("127.0.0.1", "0.0.0.0") > 0);
    assert(compare_address_strings("127.0.0.1", "127.0.0.1") == 0);
    assert(compare_address_strings("127.0.0.1:80", "127.0.0.1:81") < 0);
    assert(compare_address_strings("*:80", "*:81") < 0);
    assert(compare_address_strings("*:81", "*:80") > 0);
    assert(compare_address_strings("example.com", "example.net") < 0);
    assert(compare_address_strings("example.net", "example.com") > 0);
    assert(compare_address_strings("example.com", "example.com.net") < 0);
    assert(compare_address_strings("example.com.net", "example.com") > 0);
    assert(compare_address_strings("example.com", "example.com:80") < 0);
    assert(compare_address_strings("example.com:80", "example.com") > 0);
    assert(compare_address_strings(NULL, "example.com") < 0);
    assert(compare_address_strings("example.com", NULL) > 0);
    assert(compare_address_strings("example.com", "::") < 0);
    assert(compare_address_strings("::", "example.com") > 0);
    assert(compare_address_strings("0.0.0.0", "*") < 0);
    assert(compare_address_strings("*", "0.0.0.0") > 0);

    do {
        struct Address *addr = new_address("*");

        assert(addr != NULL);
        assert(address_len(addr) > 0);

        free(addr);
    } while (0);

    return 0;
}
Ejemplo n.º 14
0
static void
client_display_socks_v5(tvbuff_t *tvb, int offset, packet_info *pinfo,
    proto_tree *tree, socks_hash_entry_t *hash_info, sock_state_t* state_info) {

/* Display the protocol tree for the version. This routine uses the */
/* stored conversation information to decide what to do with the row.   */
/* Per packet information would have been better to do this, but we */
/* didn't have that when I wrote this. And I didn't expect this to get  */
/* so messy.                                */

    unsigned int  i;
    const char   *AuthMethodStr;
    sock_state_t  new_state_info;

    /* Either there is an error, or we're done with the state machine
      (so there's nothing to display) */
    if (state_info == NULL)
        return;

    proto_tree_add_item( tree, hf_socks_ver, tvb, offset, 1, ENC_BIG_ENDIAN);
    offset += 1;

    if (state_info->client == clientStart)
    {
        proto_tree      *AuthTree;
        proto_item      *ti;
        guint8 num_auth_methods, auth;

        ti = proto_tree_add_text( tree, tvb, offset, -1, "Client Authentication Methods");
        AuthTree = proto_item_add_subtree(ti, ett_socks_auth);

        num_auth_methods = tvb_get_guint8(tvb, offset);
        proto_item_set_len(ti, num_auth_methods+1);

        proto_tree_add_item( AuthTree, hf_client_auth_method_count, tvb, offset, 1, ENC_NA);
        offset += 1;

        for( i = 0; i  < num_auth_methods; ++i) {
            auth = tvb_get_guint8( tvb, offset);
            AuthMethodStr = get_auth_method_name(auth);

            proto_tree_add_uint_format(AuthTree, hf_client_auth_method, tvb, offset, 1, auth,
                                        "Method[%u]: %u (%s)", i, auth, AuthMethodStr);
            offset += 1;
        }

        if ((num_auth_methods == 1) &&
            (tvb_bytes_exist(tvb, offset + 2, 1)) &&
            (tvb_get_guint8(tvb, offset + 2) == 0) &&
            (tvb_reported_length_remaining(tvb, offset + 2 + num_auth_methods) > 0)) {
                new_state_info.client = clientV5Command;
                client_display_socks_v5(tvb, offset, pinfo, tree, hash_info, &new_state_info);
        }
    }
    else if (state_info->client == clientV5Command) {

        proto_tree_add_item( tree, hf_socks_cmd, tvb, offset, 1, ENC_NA);
        offset += 1;

        proto_tree_add_item( tree, hf_socks_reserved, tvb, offset, 1, ENC_NA);
        offset += 1;

        offset = display_address(tvb, offset, tree);
        proto_tree_add_item( tree, hf_client_port, tvb, offset, 2, ENC_BIG_ENDIAN);
    }
    else if ((state_info->client == clientWaitForAuthReply) &&
             (state_info->server == serverInitReply)) {
        guint16 len;
        gchar* str;

        switch(hash_info->authentication_method)
        {
        case NO_AUTHENTICATION:
            break;
        case USER_NAME_AUTHENTICATION:
            /* process user name */
            len = tvb_get_guint8(tvb, offset);
            str = tvb_get_string(wmem_packet_scope(), tvb, offset+1, len);
            proto_tree_add_string(tree, hf_socks_username, tvb, offset, len+1, str);
            offset += (len+1);

            len = tvb_get_guint8(tvb, offset);
            str = tvb_get_string(wmem_packet_scope(), tvb, offset+1, len);
            proto_tree_add_string(tree, hf_socks_password, tvb, offset, len+1, str);
            /* offset += (len+1); */
            break;
        case GSS_API_AUTHENTICATION:
            proto_tree_add_item( tree, hf_gssapi_command, tvb, offset, 1, ENC_BIG_ENDIAN);
            proto_tree_add_item( tree, hf_gssapi_length, tvb, offset+1, 2, ENC_BIG_ENDIAN);
            len = tvb_get_ntohs(tvb, offset+1);
            if (len > 0)
                proto_tree_add_item( tree, hf_gssapi_payload, tvb, offset+3, len, ENC_NA);
            break;
        default:
            break;
        }
    }
}
Ejemplo n.º 15
0
static void
socks_udp_dissector(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) {

/* Conversation dissector called from UDP dissector. Decode and display */
/* the socks header, the pass the rest of the data to the udp port  */
/* decode routine to  handle the payload.               */

    int                 offset = 0;
    guint32            *ptr;
    socks_hash_entry_t *hash_info;
    conversation_t     *conversation;
    proto_tree         *socks_tree;
    proto_item         *ti;

    conversation = find_conversation( pinfo->fd->num, &pinfo->src, &pinfo->dst, pinfo->ptype,
        pinfo->srcport, pinfo->destport, 0);

    DISSECTOR_ASSERT( conversation);    /* should always find a conversation */

    hash_info = (socks_hash_entry_t *)conversation_get_proto_data(conversation, proto_socks);

    col_set_str(pinfo->cinfo, COL_PROTOCOL, "Socks");
    col_set_str(pinfo->cinfo, COL_INFO, "Version: 5, UDP Associated packet");

    if ( tree) {
        ti = proto_tree_add_protocol_format( tree, proto_socks, tvb, offset, -1, "Socks" );

        socks_tree = proto_item_add_subtree(ti, ett_socks);

        proto_tree_add_item(socks_tree, hf_socks_reserved2, tvb, offset, 2, ENC_BIG_ENDIAN);
        offset += 2;

        proto_tree_add_item(socks_tree, hf_socks_fragment_number, tvb, offset, 1, ENC_NA);
        offset += 1;

        offset = display_address( tvb, offset, socks_tree);
        hash_info->udp_remote_port = tvb_get_ntohs(tvb, offset);

        proto_tree_add_uint( socks_tree, hf_socks_dstport, tvb,
            offset, 2, hash_info->udp_remote_port);

        offset += 2;
    }
    else {      /* no tree, skip past the socks header */
        offset += 3;
        offset = get_address_v5( tvb, offset, 0) + 2;
    }

    /* set pi src/dst port and call the udp sub-dissector lookup */

    if ( pinfo->srcport == hash_info->port)
        ptr = &pinfo->destport;
    else
        ptr = &pinfo->srcport;

    *ptr = hash_info->udp_remote_port;

    decode_udp_ports( tvb, offset, pinfo, tree, pinfo->srcport, pinfo->destport, -1);

    *ptr = hash_info->udp_port;
}
Ejemplo n.º 16
0
static int
init_listener(struct Listener *listener, const struct Table_head *tables, struct ev_loop *loop) {
    struct Table *table = table_lookup(tables, listener->table_name);
    if (table == NULL) {
        err("Table \"%s\" not defined", listener->table_name);
        return -1;
    }
    init_table(table);
    listener->table = table_ref_get(table);

    /* If no port was specified on the fallback address, inherit the address
     * from the listening address */
    if (listener->fallback_address &&
            address_port(listener->fallback_address) == 0)
        address_set_port(listener->fallback_address,
                address_port(listener->address));

    int sockfd = socket(address_sa(listener->address)->sa_family, SOCK_STREAM, 0);
    if (sockfd < 0) {
        err("socket failed: %s", strerror(errno));
        return -2;
    }

    /* set SO_REUSEADDR on server socket to facilitate restart */
    int on = 1;
    setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on));

    int result = bind(sockfd, address_sa(listener->address),
            address_sa_len(listener->address));
    if (result < 0 && errno == EACCES) {
        /* Retry using binder module */
        close(sockfd);
        sockfd = bind_socket(address_sa(listener->address),
                address_sa_len(listener->address));
        if (sockfd < 0) {
            char address[128];
            err("binder failed to bind to %s",
                display_address(listener->address, address, sizeof(address)));
            close(sockfd);
            return -3;
        }
    } else if (result < 0) {
        char address[128];
        err("bind %s failed: %s",
            display_address(listener->address, address, sizeof(address)),
            strerror(errno));
        close(sockfd);
        return -3;
    }

    if (listen(sockfd, SOMAXCONN) < 0) {
        err("listen failed: %s", strerror(errno));
        close(sockfd);
        return -4;
    }


    int flags = fcntl(sockfd, F_GETFL, 0);
    fcntl(sockfd, F_SETFL, flags | O_NONBLOCK);

    listener_ref_get(listener);
    ev_io_init(&listener->watcher, accept_cb, sockfd, EV_READ);
    listener->watcher.data = listener;
    listener->backoff_timer.data = listener;

    ev_io_start(loop, &listener->watcher);

    return sockfd;
}
Ejemplo n.º 17
0
static void
display_socks_v5(tvbuff_t *tvb, int offset, packet_info *pinfo,
	proto_tree *tree, socks_hash_entry_t *hash_info) {

/* Display the protocol tree for the version. This routine uses the	*/
/* stored conversation information to decide what to do with the row.	*/
/* Per packet information would have been better to do this, but we	*/
/* didn't have that when I wrote this. And I didn't expect this to get	*/
/* so messy.								*/

	unsigned int i, command;
	guint temp;
	const char *AuthMethodStr;
	guint8 auth_status;

	proto_tree_add_item( tree, hf_socks_ver, tvb, offset, 1, FALSE);
	++offset;

	if (compare_packet( hash_info->connect_row)){

		proto_tree      *AuthTree;
		proto_item      *ti;

		temp = tvb_get_guint8(tvb, offset);	/* Get Auth method count */
							/* build auth tree */
		ti = proto_tree_add_text( tree, tvb, offset, -1,
				"Client Authentication Methods");

		AuthTree = proto_item_add_subtree(ti, ett_socks_auth);

		proto_tree_add_text( AuthTree, tvb, offset, 1,
				"Count: %u", temp);
		++offset;

		for( i = 0; i  < temp; ++i) {

			AuthMethodStr = get_auth_method_name(
				tvb_get_guint8( tvb, offset));
			proto_tree_add_text( AuthTree, tvb, offset, 1,
				"Method[%u]: %u (%s)", i,
				tvb_get_guint8( tvb, offset), AuthMethodStr);
			++offset;
		}
		proto_item_set_end( ti, tvb, offset);
		return;
	}					/* Get accepted auth method */
	else if (compare_packet( hash_info->auth_method_row)) {

		proto_tree_add_text( tree, tvb, offset, 1,
			"Accepted Auth Method: 0x%0x (%s)", tvb_get_guint8( tvb, offset),
				get_auth_method_name( tvb_get_guint8( tvb, offset)));

		return;
	}					/* handle user/password auth */
	else if (compare_packet( hash_info->user_name_auth_row)) {

						/* process user name	*/
		offset += display_string( tvb, offset, tree,
				"User name");
						/* process password	*/
		offset += display_string( tvb, offset, tree,
				"Password");
	}
					/* command to the server */
					/* command response from server */
	else if (compare_packet( hash_info->auth_version)) {
		auth_status = tvb_get_guint8(tvb, offset);
		if(auth_status != 0)
			proto_tree_add_text( tree, tvb, offset, 1, "Status: %u (failure)", auth_status);
		else
			proto_tree_add_text( tree, tvb, offset, 1, "Status: success");
		offset ++;
	}
	else if (compare_packet( hash_info->gssapi_auth_row)) {
		guint16 len;
		proto_tree_add_item( tree, hf_gssapi_command, tvb, offset, 1, FALSE);
		proto_tree_add_item( tree, hf_gssapi_length, tvb, offset+1, 2, FALSE);
		len = tvb_get_ntohs(tvb, offset+1);
		if (len > 0)
			proto_tree_add_item( tree, hf_gssapi_payload, tvb, offset+3, len, FALSE);
	}
	else if (compare_packet( hash_info->gssapi_auth_failure_row)) {
		proto_tree_add_item( tree, hf_gssapi_command, tvb, offset, 1, FALSE);
	}
	else if (compare_packet( hash_info->gssapi_auth_reply_row)) {
		guint16 len;
		proto_tree_add_item( tree, hf_gssapi_command, tvb, offset, 1, FALSE);
		proto_tree_add_item( tree, hf_gssapi_length, tvb, offset+1, 2, FALSE);
		len = tvb_get_ntohs(tvb, offset+1);
		if (len > 0)
			proto_tree_add_item( tree, hf_gssapi_payload, tvb, offset+3, len, FALSE);
	}
	else if ((compare_packet( hash_info->command_row)) ||
	         (compare_packet( hash_info->cmd_reply_row)) ||
	         (compare_packet( hash_info->bind_reply_row))){

		command = tvb_get_guint8(tvb, offset);

		if (compare_packet( hash_info->command_row))
			proto_tree_add_uint( tree, hf_socks_cmd, tvb, offset, 1,
			    command);

		else {
			proto_item *hidden_item;
			proto_tree_add_item( tree, hf_socks_results_5, tvb, offset, 1, FALSE);
			hidden_item = proto_tree_add_item(tree, hf_socks_results, tvb, offset, 1, FALSE);
			PROTO_ITEM_SET_HIDDEN(hidden_item);
		}

		++offset;

		proto_tree_add_text( tree, tvb, offset, 1,
			"Reserved: 0x%0x (should = 0x00)", tvb_get_guint8(tvb, offset));
		++offset;

		offset = display_address(tvb, offset, tree);
/*XXX Add remote port for search somehow */
						/* Do remote port	*/
		proto_tree_add_text( tree, tvb, offset, 2,
				"%sPort: %u",
				(compare_packet( hash_info->bind_reply_row) ?
					"Remote Host " : ""),
				 tvb_get_ntohs(tvb, offset));
	}
}
Ejemplo n.º 18
0
void display_service(void) {
  if (menustate == MENU_NONE) {
    /* No menu active, upload+run system menu */
    uint8_t i;

    /* Dummy read to reset the interrupt line */
    i2c_read_register(DISPLAY_I2C_ADDR, DISPLAY_MENU_GETSELECTION);

    display_menu_reset();
    i = 0;
    while (pgm_read_byte(systemmenu+i)) {
      ustrcpy_P(displaybuffer, systemmenu+i);
      display_menu_add(displaybuffer);
      i += ustrlen(displaybuffer)+1;
    }
    display_menu_show(0);
    menustate = MENU_SYSTEM;

  } else if (menustate == MENU_SYSTEM) {
    /* Selection on the system menu */
    uint8_t sel = i2c_read_register(DISPLAY_I2C_ADDR, DISPLAY_MENU_GETSELECTION);

    switch (sel) {
    case SYSMENU_CHDIR:
      menu_chdir();
      break;

    case SYSMENU_CHADDR:
      menu_chaddr();
      break;

    case SYSMENU_STORE:
      menustate = MENU_NONE;
      write_configuration();
      break;

    case SYSMENU_CANCEL:
      menustate = MENU_NONE;
      return;
    }
  } else if (menustate == MENU_CHADDR) {
    /* New address selected */
    uint8_t sel = i2c_read_register(DISPLAY_I2C_ADDR, DISPLAY_MENU_GETSELECTION);

    device_address = sel+4;
    menustate = MENU_NONE;
    display_address(device_address);
  } else if (menustate == MENU_CHDIR) {
    /* New directory selected */
    uint8_t sel = i2c_read_register(DISPLAY_I2C_ADDR, DISPLAY_MENU_GETSELECTION);
    path_t path;
    cbmdirent_t dent;

    menustate = MENU_NONE;
    if (sel == 0)
      /* Cancel */
      return;

    /* Read directory name into displaybuffer */
    path.part = current_part;
    path.dir  = partition[current_part].current_dir;

    if (sel == 1) {
      /* Previous directory */
      dent.name[0] = '_';
      dent.name[1] = 0;
    } else {
      i2c_read_registers(DISPLAY_I2C_ADDR, DISPLAY_MENU_GETENTRY, sizeof(displaybuffer), displaybuffer);

      if (first_match(&path, displaybuffer, FLAG_HIDDEN, &dent))
        return;
    }

    chdir(&path, &dent);
    update_current_dir(&path);
  }
}
Ejemplo n.º 19
0
int main(void) {
  /* Early system initialisation */
  early_board_init();
  system_init_early();
  leds_init();

  set_busy_led(1);
  set_dirty_led(0);

  /* Due to an erratum in the LPC17xx chips anything that may change */
  /* peripheral clock scalers must come before system_init_late()    */
  uart_init();
#ifndef SPI_LATE_INIT
  spi_init(SPI_SPEED_SLOW);
#endif
  timer_init();
  i2c_init();

  /* Second part of system initialisation, switches to full speed on ARM */
  system_init_late();
  enable_interrupts();

  /* Prompt software name and version string */
  uart_puts_P(PSTR("\r\nNODISKEMU " VERSION "\r\n"));

  /* Internal-only initialisation, called here because it's faster */
  buffers_init();
  buttons_init();

  /* Anything that does something which needs the system clock */
  /* should be placed after system_init_late() */
  rtc_init();    // accesses I2C
  disk_init();   // accesses card
  read_configuration(); // restores configuration, may change device address

  filesystem_init(0);
  // FIXME: change_init();

#ifdef CONFIG_REMOTE_DISPLAY
  /* at this point all buffers should be free, */
  /* so just use the data area of the first to build the string */
  uint8_t *strbuf = buffers[0].data;
  ustrcpy_P(strbuf, versionstr);
  ustrcpy_P(strbuf+ustrlen(strbuf), longverstr);
  if (display_init(ustrlen(strbuf), strbuf)) {
    display_address(device_address);
    display_current_part(0);
  }
#endif

  set_busy_led(0);

#if defined(HAVE_SD)
  /* card switch diagnostic aid - hold down PREV button to use */
  if (menu_system_enabled && get_key_press(KEY_PREV))
    board_diagnose();
#endif

  if (menu_system_enabled)
    lcd_splashscreen();

  bus_interface_init();
  bus_init();
  read_configuration();
  late_board_init();

  for (;;) {
    if (menu_system_enabled)
      lcd_refresh();
    else {
      lcd_clear();
      lcd_printf("#%d", device_address);
    }
    /* Unit number may depend on hardware and stored settings */
    /* so present it here at last */
    printf("#%02d\r\n", device_address);
    bus_mainloop();
    bus_interface_init();
    bus_init();    // needs delay, inits device address with HW settings
  }
}