/*
- This file is part of GNUnet
- (C) 2002-2013 Christian Grothoff (and other contributing authors)
+ This file is part of GNUnet
+ Copyright (C) 2002-2013 GNUnet e.V.
- GNUnet 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 3, or (at your
- option) any later version.
+ GNUnet is free software: you can redistribute it and/or modify it
+ under the terms of the GNU Affero General Public License as published
+ by the Free Software Foundation, either version 3 of the License,
+ or (at your option) any later version.
- GNUnet 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.
+ GNUnet 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
+ Affero General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
-*/
+ You should have received a copy of the GNU Affero General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
/**
* @file transport/plugin_transport_http_common.c
- * @brief functionality shared by http client and server transport service plugin
+ * @brief functionality shared between http(s)client plugins
* @author Matthias Wachs
*/
#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_transport_plugin.h"
#include "plugin_transport_http_common.h"
-
-
-struct SplittedHTTPAddress
-{
- char *protocol;
- char *host;
- char *path;
- int port;
-};
-
+#include "gnunet_resolver_service.h"
static void
http_clean_splitted (struct SplittedHTTPAddress *spa)
{
if (NULL != spa)
{
- GNUNET_free_non_null (spa->protocol);
- GNUNET_free_non_null (spa->host);
- GNUNET_free_non_null (spa->path);
- GNUNET_free_non_null (spa);
+ GNUNET_free_non_null(spa->protocol);
+ GNUNET_free_non_null(spa->host);
+ GNUNET_free_non_null(spa->path);
+ GNUNET_free_non_null(spa);
}
}
host_start = strstr (src, "://");
if (NULL == host_start)
{
- GNUNET_free (src);
- GNUNET_free (sp);
- return NULL;
+ GNUNET_free(src);
+ GNUNET_free(sp);
+ return NULL ;
}
host_start[0] = '\0';
sp->protocol = GNUNET_strdup (protocol_start);
host_start += strlen ("://");
if (strlen (host_start) == 0)
{
- GNUNET_free (src);
- GNUNET_free (sp->protocol);
- GNUNET_free (sp);
- return NULL;
+ GNUNET_free(src);
+ GNUNET_free(sp->protocol);
+ GNUNET_free(sp);
+ return NULL ;
}
/* Find path start */
else
sp->path = GNUNET_strdup ("");
- if (strlen(host_start) < 1)
+ if (strlen (host_start) < 1)
{
- GNUNET_free (src);
- GNUNET_free (sp->protocol);
- GNUNET_free (sp->path);
- GNUNET_free (sp);
- return NULL;
+ GNUNET_free(src);
+ GNUNET_free(sp->protocol);
+ GNUNET_free(sp->path);
+ GNUNET_free(sp);
+ return NULL ;
}
if (NULL != (port_start = strrchr (host_start, ':')))
{
/* *We COULD have a port, but also an IPv6 address! */
- if (NULL != (v6_end = strchr(host_start, ']')))
+ if (NULL != (v6_end = strchr (host_start, ']')))
{
- if (v6_end < port_start)
+ if (v6_end < port_start)
{
/* IPv6 address + port */
port_start[0] = '\0';
- port_start ++;
+ port_start++;
sp->port = atoi (port_start);
if ((0 == sp->port) || (65535 < sp->port))
{
- GNUNET_free (src);
- GNUNET_free (sp->protocol);
- GNUNET_free (sp->path);
- GNUNET_free (sp);
- return NULL;
+ GNUNET_free(src);
+ GNUNET_free(sp->protocol);
+ GNUNET_free(sp->path);
+ GNUNET_free(sp);
+ return NULL ;
}
}
else
{
- /* IPv6 address + no port */
- if (0 == strcmp(sp->protocol, "https"))
+ /* IPv6 address + no port */
+ if (0 == strcmp (sp->protocol, "https"))
sp->port = HTTPS_DEFAULT_PORT;
- else if (0 == strcmp(sp->protocol, "http"))
+ else if (0 == strcmp (sp->protocol, "http"))
sp->port = HTTP_DEFAULT_PORT;
}
}
{
/* No IPv6 address */
port_start[0] = '\0';
- port_start ++;
+ port_start++;
sp->port = atoi (port_start);
if ((0 == sp->port) || (65535 < sp->port))
- {
- GNUNET_free (src);
- GNUNET_free (sp->protocol);
- GNUNET_free (sp->path);
- GNUNET_free (sp);
- return NULL;
- }
+ {
+ GNUNET_free(src);
+ GNUNET_free(sp->protocol);
+ GNUNET_free(sp->path);
+ GNUNET_free(sp);
+ return NULL ;
+ }
}
}
else
{
/* No ':' as port separator, default port for protocol */
- if (0 == strcmp(sp->protocol, "https"))
+ if (0 == strcmp (sp->protocol, "https"))
sp->port = HTTPS_DEFAULT_PORT;
- else if (0 == strcmp(sp->protocol, "http"))
+ else if (0 == strcmp (sp->protocol, "http"))
sp->port = HTTP_DEFAULT_PORT;
else
{
- GNUNET_break (0);
- GNUNET_free (src);
- GNUNET_free (sp->protocol);
- GNUNET_free (sp->path);
- GNUNET_free (sp);
- return NULL;
+ GNUNET_break(0);
+ GNUNET_free(src);
+ GNUNET_free(sp->protocol);
+ GNUNET_free(sp->path);
+ GNUNET_free(sp);
+ return NULL ;
}
}
if (strlen (host_start) > 0)
sp->host = GNUNET_strdup (host_start);
else
{
- GNUNET_break (0);
- GNUNET_free (src);
- GNUNET_free (sp->protocol);
- GNUNET_free (sp->path);
- GNUNET_free (sp);
- return NULL;
+ GNUNET_break(0);
+ GNUNET_free(src);
+ GNUNET_free(sp->protocol);
+ GNUNET_free(sp->path);
+ GNUNET_free(sp);
+ return NULL ;
}
- GNUNET_free (src);
+ GNUNET_free(src);
return sp;
}
+/**
+ * Closure for #append_port().
+ */
+struct PrettyPrinterContext
+{
+ /**
+ * DLL
+ */
+ struct PrettyPrinterContext *next;
+
+ /**
+ * DLL
+ */
+ struct PrettyPrinterContext *prev;
+
+ /**
+ * Resolver handle
+ */
+ struct GNUNET_RESOLVER_RequestHandle *resolver_handle;
+
+ /**
+ * Function to call with the result.
+ */
+ GNUNET_TRANSPORT_AddressStringCallback asc;
+
+ /**
+ * Clsoure for @e asc.
+ */
+ void *asc_cls;
+
+ /**
+ * Timeout task
+ */
+ struct GNUNET_SCHEDULER_Task * timeout_task;
+
+ /**
+ * Splitted Address
+ */
+ struct SplittedHTTPAddress *saddr;
+
+ /**
+ * Plugin String
+ */
+ char *plugin;
+
+ /**
+ * Was conversion successful
+ */
+ int sucess;
+
+ /**
+ * Address options
+ */
+ uint32_t options;
+};
+
+/**
+ * Head of PPC list
+ */
+static struct PrettyPrinterContext *dll_ppc_head;
+
+/**
+ * Tail of PPC list
+ */
+static struct PrettyPrinterContext *dll_ppc_tail;
+
+/**
+ * Function called for a quick conversion of the binary address to
+ * a numeric address. Note that the caller must not free the
+ * address and that the next call to this function is allowed
+ * to override the address again.
+ *
+ * @param plugin the name of the plugin
+ * @param saddr the splitted http address
+ * @param options address options
+ * @param dnsresult dns name to include in address
+ * @return string representing the same address or NULL on error
+ */
+static const char *
+http_common_plugin_dnsresult_to_address (const char *plugin,
+ const struct SplittedHTTPAddress *saddr,
+ uint32_t options,
+ const char *dnsresult)
+{
+ static char rbuf[1024];
+ char *res;
+
+ GNUNET_asprintf (&res, "%s.%u.%s://%s:%u%s", plugin, options, saddr->protocol,
+ dnsresult, saddr->port, saddr->path);
+ if (strlen (res) + 1 < 500)
+ {
+ GNUNET_memcpy (rbuf, res, strlen (res) + 1);
+ GNUNET_free(res);
+ return rbuf;
+ }
+ GNUNET_break(0);
+ GNUNET_free(res);
+ return NULL ;
+}
+
+
+static void
+http_common_dns_reverse_lookup_cb (void *cls, const char *hostname)
+{
+ struct PrettyPrinterContext *ppc = cls;
+
+ if (NULL != hostname)
+ {
+ ppc->asc (ppc->asc_cls,
+ http_common_plugin_dnsresult_to_address (ppc->plugin, ppc->saddr, ppc->options,
+ hostname), GNUNET_OK);
+ ppc->sucess = GNUNET_YES;
+
+ }
+ else
+ {
+ ppc->asc (ppc->asc_cls, NULL,
+ (GNUNET_NO == ppc->sucess) ? GNUNET_SYSERR : GNUNET_OK);
+
+ GNUNET_CONTAINER_DLL_remove(dll_ppc_head, dll_ppc_tail, ppc);
+ http_clean_splitted (ppc->saddr);
+ GNUNET_free(ppc->plugin);
+ GNUNET_free(ppc);
+ }
+}
+
+
+static int
+http_common_dns_reverse_lookup (const struct sockaddr *sockaddr,
+ socklen_t sockaddr_len,
+ const char *type,
+ struct SplittedHTTPAddress *saddr,
+ uint32_t options,
+ struct GNUNET_TIME_Relative timeout,
+ GNUNET_TRANSPORT_AddressStringCallback asc,
+ void *asc_cls)
+{
+ struct PrettyPrinterContext *ppc;
+
+ ppc = GNUNET_new (struct PrettyPrinterContext);
+ ppc->saddr = saddr;
+ ppc->asc = asc;
+ ppc->asc_cls = asc_cls;
+ ppc->plugin = GNUNET_strdup (type);
+ ppc->options = options;
+ ppc->resolver_handle = GNUNET_RESOLVER_hostname_get (sockaddr,
+ sockaddr_len,
+ GNUNET_YES,
+ timeout,
+ &http_common_dns_reverse_lookup_cb,
+ ppc);
+ if (NULL == ppc->resolver_handle)
+ {
+ GNUNET_free(ppc->plugin);
+ GNUNET_free(ppc);
+ return GNUNET_SYSERR;
+ }
+ GNUNET_CONTAINER_DLL_insert (dll_ppc_head,
+ dll_ppc_tail,
+ ppc);
+ return GNUNET_OK;
+}
+
+
+static void
+http_common_dns_ip_lookup_cb (void *cls,
+ const struct sockaddr *addr,
+ socklen_t addrlen)
+{
+ struct PrettyPrinterContext *ppc = cls;
+
+ if (NULL != addr)
+ {
+ ppc->asc (ppc->asc_cls,
+ http_common_plugin_dnsresult_to_address (ppc->plugin, ppc->saddr, ppc->options,
+ GNUNET_a2s (addr, addrlen)), GNUNET_OK);
+ ppc->sucess = GNUNET_YES;
+ ppc->asc (ppc->asc_cls, GNUNET_a2s (addr, addrlen), GNUNET_OK);
+ }
+ else
+ {
+ ppc->asc (ppc->asc_cls, NULL,
+ (GNUNET_NO == ppc->sucess) ? GNUNET_SYSERR : GNUNET_OK);
+
+ GNUNET_CONTAINER_DLL_remove(dll_ppc_head, dll_ppc_tail, ppc);
+ GNUNET_free(ppc->plugin);
+ http_clean_splitted (ppc->saddr);
+ GNUNET_free(ppc);
+ }
+}
+
+
+static int
+http_common_dns_ip_lookup (const char *name,
+ const char *type,
+ struct SplittedHTTPAddress *saddr,
+ uint32_t options,
+ struct GNUNET_TIME_Relative timeout,
+ GNUNET_TRANSPORT_AddressStringCallback asc, void *asc_cls)
+{
+ struct PrettyPrinterContext *ppc;
+
+ ppc = GNUNET_new (struct PrettyPrinterContext);
+ ppc->sucess = GNUNET_NO;
+ ppc->saddr = saddr;
+ ppc->asc = asc;
+ ppc->asc_cls = asc_cls;
+ ppc->plugin = GNUNET_strdup (type);
+ ppc->options = options;
+ ppc->resolver_handle = GNUNET_RESOLVER_ip_get (name,
+ AF_UNSPEC,
+ timeout,
+ &http_common_dns_ip_lookup_cb,
+ ppc);
+ if (NULL == ppc->resolver_handle)
+ {
+ GNUNET_free(ppc->plugin);
+ GNUNET_free(ppc);
+ return GNUNET_SYSERR;
+ }
+ GNUNET_CONTAINER_DLL_insert (dll_ppc_head,
+ dll_ppc_tail,
+ ppc);
+ return GNUNET_OK;
+}
+
/**
* Convert the transports address to a nice, human-readable
* @param asc_cls closure for @a asc
*/
void
-http_common_plugin_address_pretty_printer (void *cls,
- const char *type,
+http_common_plugin_address_pretty_printer (void *cls, const char *type,
const void *addr,
size_t addrlen,
int numeric,
void *asc_cls)
{
const struct HttpAddress *address = addr;
+ struct SplittedHTTPAddress *saddr;
+ struct sockaddr *sock_addr;
const char *ret;
+ char *addr_str;
+ int res;
+ int have_ip;
+
+ saddr = NULL;
+ sock_addr = NULL;
+ if ( (addrlen < sizeof(struct HttpAddress)) ||
+ (addrlen != http_common_address_get_size (address)) )
+ {
+ GNUNET_break(0);
+ goto handle_error;
+ }
- ret = http_common_plugin_address_to_string (NULL,
- type,
- address,
- addrlen);
- asc (asc_cls,
- NULL,
- (NULL == ret) ? GNUNET_SYSERR : GNUNET_OK);
- asc (asc_cls,
- NULL,
- GNUNET_OK);
+ addr_str = (char *) &address[1];
+ if (addr_str[ntohl (address->urlen) - 1] != '\0')
+ {
+ GNUNET_break(0);
+ goto handle_error;
+ }
+
+ saddr = http_split_address (addr_str);
+ if (NULL == saddr)
+ {
+ GNUNET_break(0);
+ goto handle_error;
+ }
+
+ sock_addr = http_common_socket_from_address (addr, addrlen, &res);
+ if (GNUNET_SYSERR == res)
+ {
+ /* Malformed address */
+ GNUNET_break (0);
+ goto handle_error;
+ }
+ else if (GNUNET_NO == res)
+ {
+ /* Could not convert to IP */
+ have_ip = GNUNET_NO;
+ }
+ else if (GNUNET_YES == res)
+ {
+ /* Converted to IP */
+ have_ip = GNUNET_YES;
+ }
+ else
+ {
+ /* Must not happen */
+ GNUNET_break (0);
+ goto handle_error;
+ }
+
+ if ( (GNUNET_YES == numeric) &&
+ (GNUNET_YES == have_ip) )
+ {
+ /* No lookup required */
+ ret = http_common_plugin_address_to_string (type, address, addrlen);
+ asc (asc_cls, ret, (NULL == ret) ? GNUNET_SYSERR : GNUNET_OK);
+ asc (asc_cls, NULL, GNUNET_OK);
+ http_clean_splitted (saddr);
+ GNUNET_free_non_null (sock_addr);
+ return;
+ }
+ if ( (GNUNET_YES == numeric) &&
+ (GNUNET_NO == have_ip) )
+ {
+ /* Forward lookup */
+ if (GNUNET_SYSERR ==
+ http_common_dns_ip_lookup (saddr->host, type, saddr,
+ address->options, timeout,
+ asc, asc_cls))
+ {
+ GNUNET_break(0);
+ goto handle_error;
+ }
+ /* Wait for resolver callback */
+ GNUNET_free_non_null (sock_addr);
+ return;
+ }
+ if ( (GNUNET_NO == numeric) &&
+ (GNUNET_YES == have_ip) )
+ {
+ /* Reverse lookup */
+ if (GNUNET_SYSERR ==
+ http_common_dns_reverse_lookup (sock_addr,
+ (AF_INET == sock_addr->sa_family)
+ ? sizeof(struct sockaddr_in)
+ : sizeof(struct sockaddr_in6),
+ type,
+ saddr,
+ address->options, timeout,
+ asc, asc_cls))
+ {
+ GNUNET_break(0);
+ goto handle_error;
+ }
+ /* Wait for resolver callback */
+ GNUNET_free_non_null (sock_addr);
+ return;
+ }
+ if ( (GNUNET_NO == numeric) &&
+ (GNUNET_NO == have_ip) )
+ {
+ /* No lookup required */
+ ret = http_common_plugin_address_to_string (type, address, addrlen);
+ asc (asc_cls, ret, (NULL == ret) ? GNUNET_SYSERR : GNUNET_OK);
+ asc (asc_cls, NULL, GNUNET_OK);
+ GNUNET_free_non_null (sock_addr);
+ http_clean_splitted (saddr);
+ return;
+ }
+ /* Error (argument supplied not GNUNET_YES or GNUNET_NO) */
+ GNUNET_break (0);
+ goto handle_error;
+
+ handle_error:
+ /* Report error */
+ asc (asc_cls, NULL, GNUNET_SYSERR);
+ asc (asc_cls, NULL, GNUNET_OK);
+ GNUNET_free_non_null (sock_addr);
+ if (NULL != saddr)
+ http_clean_splitted (saddr);
}
if (NULL == addr)
{
- GNUNET_break (0);
+ GNUNET_break(0);
return NULL;
}
- if (0 >= addrlen)
+ if (0 == addrlen)
{
- GNUNET_break (0);
+ GNUNET_break(0);
return NULL;
}
if (addrlen != http_common_address_get_size (address))
{
- GNUNET_break (0);
+ GNUNET_break(0);
return NULL;
}
addr_str = (char *) &address[1];
-
- if (addr_str[ntohl(address->urlen) -1] != '\0')
+ if (addr_str[ntohl (address->urlen) - 1] != '\0')
return NULL;
- memcpy (rbuf, &address[1], ntohl(address->urlen));
+ GNUNET_memcpy (rbuf,
+ &address[1],
+ ntohl (address->urlen));
return rbuf;
}
* address and that the next call to this function is allowed
* to override the address again.
*
- * @param cls closure
- * @param plugin the plugin
+ * @param plugin the name of the plugin
* @param addr binary address
* @param addrlen length of the address
* @return string representing the same address
*/
const char *
-http_common_plugin_address_to_string (void *cls,
- const char *plugin,
+http_common_plugin_address_to_string (const char *plugin,
const void *addr,
size_t addrlen)
{
const char * addr_str;
char *res;
- GNUNET_assert (NULL != plugin);
-
+ GNUNET_assert(NULL != plugin);
if (NULL == addr)
- return NULL;
+ return NULL;
if (0 == addrlen)
- return TRANSPORT_SESSION_INBOUND_STRING;
+ return NULL;
if (addrlen != http_common_address_get_size (address))
- return NULL;
+ return NULL;
addr_str = (char *) &address[1];
-
- if (addr_str[ntohl(address->urlen) -1] != '\0')
+ if (addr_str[ntohl (address->urlen) - 1] != '\0')
return NULL;
- GNUNET_asprintf (&res, "%s.%u.%s", plugin, ntohl(address->options), &address[1]);
- if (strlen(res) + 1 < 500)
+ GNUNET_asprintf (&res, "%s.%u.%s", plugin, ntohl (address->options),
+ &address[1]);
+ if (strlen (res) + 1 < 500)
{
- memcpy (rbuf, res, strlen(res) + 1);
- GNUNET_free (res);
+ GNUNET_memcpy (rbuf, res, strlen (res) + 1);
+ GNUNET_free(res);
return rbuf;
}
- GNUNET_break (0);
- GNUNET_free (res);
+ GNUNET_break(0);
+ GNUNET_free(res);
return NULL;
}
-
/**
* Function called to convert a string address to
* a binary address.
optionstr = NULL;
if ((NULL == addr) || (addrlen == 0))
{
- GNUNET_break (0);
+ GNUNET_break(0);
return GNUNET_SYSERR;
}
if ('\0' != addr[addrlen - 1])
{
- GNUNET_break (0);
+ GNUNET_break(0);
return GNUNET_SYSERR;
}
if (strlen (addr) != addrlen - 1)
{
- GNUNET_break (0);
+ GNUNET_break(0);
return GNUNET_SYSERR;
}
plugin = GNUNET_strdup (addr);
optionstr = strchr (plugin, '.');
if (NULL == optionstr)
{
- GNUNET_break (0);
- GNUNET_free (plugin);
+ GNUNET_break(0);
+ GNUNET_free(plugin);
return GNUNET_SYSERR;
}
optionstr[0] = '\0';
- optionstr ++;
+ optionstr++;
options = atol (optionstr); /* 0 on conversion error, that's ok */
address = strchr (optionstr, '.');
if (NULL == address)
{
- GNUNET_break (0);
- GNUNET_free (plugin);
+ GNUNET_break(0);
+ GNUNET_free(plugin);
return GNUNET_SYSERR;
}
address[0] = '\0';
- address ++;
+ address++;
urlen = strlen (address) + 1;
a = GNUNET_malloc (sizeof (struct HttpAddress) + urlen);
- a->options = htonl(options);
- a->urlen = htonl(urlen);
- memcpy (&a[1], address, urlen);
+ a->options = htonl (options);
+ a->urlen = htonl (urlen);
+ GNUNET_memcpy (&a[1], address, urlen);
(*buf) = a;
- (*added) = sizeof (struct HttpAddress) + urlen;
- GNUNET_free (plugin);
+ (*added) = sizeof(struct HttpAddress) + urlen;
+ GNUNET_free(plugin);
return GNUNET_OK;
}
char *res;
size_t len;
- GNUNET_asprintf(&res,
- "%s://%s",
- protocol,
- GNUNET_a2s (addr, addrlen));
- len = strlen (res)+1;
+ GNUNET_asprintf (&res,
+ "%s://%s",
+ protocol,
+ GNUNET_a2s (addr,
+ addrlen));
+ len = strlen (res) + 1;
address = GNUNET_malloc (sizeof (struct HttpAddress) + len);
address->options = htonl (HTTP_OPTIONS_NONE);
address->urlen = htonl (len);
- memcpy (&address[1], res, len);
- GNUNET_free (res);
+ GNUNET_memcpy (&address[1], res, len);
+ GNUNET_free(res);
return address;
}
ha = (const struct HttpAddress *) addr;
if (NULL == addr)
{
- GNUNET_break(0);
- return NULL ;
+ GNUNET_break (0);
+ return NULL;
}
- if (0 >= addrlen)
+ if (0 == addrlen)
{
- GNUNET_break(0);
- return NULL ;
+ GNUNET_break (0);
+ return NULL;
}
if (addrlen < sizeof(struct HttpAddress))
{
- GNUNET_break(0);
- return NULL ;
+ GNUNET_break (0);
+ return NULL;
}
urlen = ntohl (ha->urlen);
if (sizeof(struct HttpAddress) + urlen != addrlen)
{
/* This is a legacy addresses */
- return NULL ;
+ return NULL;
}
if (addrlen < sizeof(struct HttpAddress) + urlen)
{
/* This is a legacy addresses */
- return NULL ;
+ return NULL;
}
if (((char *) addr)[addrlen - 1] != '\0')
{
- GNUNET_break(0);
- return NULL ;
+ GNUNET_break (0);
+ return NULL;
}
spa = http_split_address ((const char *) &ha[1]);
if (NULL == spa)
{
- (*res) = GNUNET_SYSERR;
- return NULL;
+ (*res) = GNUNET_SYSERR;
+ return NULL;
}
s = GNUNET_new (struct sockaddr_storage);
GNUNET_asprintf (&to_conv, "%s:%u", spa->host, spa->port);
- if (GNUNET_SYSERR == GNUNET_STRINGS_to_address_ip (to_conv, strlen(to_conv), s))
+ if (GNUNET_SYSERR
+ == GNUNET_STRINGS_to_address_ip (to_conv, strlen (to_conv), s))
{
/* could be a hostname */
- GNUNET_free (s);
+ GNUNET_free(s);
(*res) = GNUNET_NO;
s = NULL;
}
else if ((AF_INET != s->ss_family) && (AF_INET6 != s->ss_family))
{
-
- GNUNET_free (s);
- (*res) = GNUNET_SYSERR;
- s = NULL;
+ GNUNET_free (s);
+ (*res) = GNUNET_SYSERR;
+ s = NULL;
}
else
{
- (*res) = GNUNET_YES;
+ (*res) = GNUNET_YES;
}
- http_clean_splitted (spa);
+ http_clean_splitted (spa);
GNUNET_free (to_conv);
return (struct sockaddr *) s;
}
size_t
http_common_address_get_size (const struct HttpAddress * addr)
{
- return sizeof (struct HttpAddress) + ntohl(addr->urlen);
+ return sizeof(struct HttpAddress) + ntohl (addr->urlen);
}
ha2 = (const struct HttpAddress *) a2;
if (NULL == a1)
- return GNUNET_SYSERR;
- if (0 >= addrlen1)
return GNUNET_SYSERR;
- if (a1[addrlen1-1] != '\0')
+ if (0 == addrlen1)
+ return GNUNET_SYSERR;
+ if (a1[addrlen1 - 1] != '\0')
return GNUNET_SYSERR;
if (NULL == a2)
- return GNUNET_SYSERR;
- if (0 >= addrlen2)
return GNUNET_SYSERR;
- if (a2[addrlen2-1] != '\0')
+ if (0 == addrlen2)
+ return GNUNET_SYSERR;
+ if (a2[addrlen2 - 1] != '\0')
return GNUNET_SYSERR;
if (addrlen1 != addrlen2)
if (ha1->urlen != ha2->urlen)
return GNUNET_NO;
- if (0 == strcmp ((const char *) &ha1[1],(const char *) &ha2[1]))
+ if (0 == strcmp ((const char *) &ha1[1], (const char *) &ha2[1]))
return GNUNET_YES;
return GNUNET_NO;
}
+/**
+ * Function obtain the network type for an address.
+ *
+ * @param env the environment
+ * @param address the address
+ * @return the network type
+ */
+enum GNUNET_ATS_Network_Type
+http_common_get_network_for_address (struct GNUNET_TRANSPORT_PluginEnvironment *env,
+ const struct GNUNET_HELLO_Address *address)
+{
+
+ struct sockaddr *sa;
+ enum GNUNET_ATS_Network_Type net_type;
+ size_t salen = 0;
+ int res;
+
+ net_type = GNUNET_ATS_NET_UNSPECIFIED;
+ sa = http_common_socket_from_address (address->address,
+ address->address_length,
+ &res);
+ if (GNUNET_SYSERR == res)
+ return net_type;
+ if (GNUNET_YES == res)
+ {
+ GNUNET_assert (NULL != sa);
+ if (AF_INET == sa->sa_family)
+ {
+ salen = sizeof (struct sockaddr_in);
+ }
+ else if (AF_INET6 == sa->sa_family)
+ {
+ salen = sizeof (struct sockaddr_in6);
+ }
+ net_type = env->get_address_type (env->cls,
+ sa,
+ salen);
+ GNUNET_free (sa);
+ }
+ return net_type;
+}
+
+
/* end of plugin_transport_http_common.c */