summaryrefslogtreecommitdiff
path: root/src/transport/plugin_transport_http_common.c
diff options
context:
space:
mode:
authorMatthias Wachs <wachs@net.in.tum.de>2014-07-17 14:01:44 +0000
committerMatthias Wachs <wachs@net.in.tum.de>2014-07-17 14:01:44 +0000
commit93e4fd134940b5f029cd293a580ab012a71012f3 (patch)
tree043eb72a3926d1c24d568c182335f378f9dedae0 /src/transport/plugin_transport_http_common.c
parentbadde1cd7041289866d2118a7ab1ec4360cc061c (diff)
dns forward and reverse lookup functionality for http names
Diffstat (limited to 'src/transport/plugin_transport_http_common.c')
-rw-r--r--src/transport/plugin_transport_http_common.c643
1 files changed, 464 insertions, 179 deletions
diff --git a/src/transport/plugin_transport_http_common.c b/src/transport/plugin_transport_http_common.c
index a2e4fd129..a420b8cdc 100644
--- a/src/transport/plugin_transport_http_common.c
+++ b/src/transport/plugin_transport_http_common.c
@@ -1,47 +1,46 @@
/*
- This file is part of GNUnet
- (C) 2002-2013 Christian Grothoff (and other contributing authors)
-
- 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 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 GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
-*/
+ This file is part of GNUnet
+ (C) 2002-2013 Christian Grothoff (and other contributing authors)
+
+ 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 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 GNUnet; see the file COPYING. If not, write to the
+ Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+ */
/**
* @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"
-
+#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);
}
}
-
struct SplittedHTTPAddress *
http_split_address (const char * addr)
{
@@ -60,9 +59,9 @@ http_split_address (const char * addr)
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);
@@ -70,10 +69,10 @@ http_split_address (const char * addr)
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 */
@@ -86,41 +85,41 @@ http_split_address (const char * addr)
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;
}
}
@@ -128,50 +127,258 @@ http_split_address (const char * addr)
{
/* 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
+ */
+ GNUNET_SCHEDULER_TaskIdentifier 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 addr binary address
+ * @param addrlen length of the address
+ * @return string representing the same address
+ */
+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)
+ {
+ 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->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_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
@@ -188,37 +395,137 @@ http_split_address (const char * addr)
* @param asc_cls closure for @a asc
*/
void
-http_common_plugin_address_pretty_printer (void *cls,
- const char *type,
- const void *addr,
- size_t addrlen,
- int numeric,
- struct GNUNET_TIME_Relative timeout,
- GNUNET_TRANSPORT_AddressStringCallback asc,
- void *asc_cls)
+http_common_plugin_address_pretty_printer (void *cls, const char *type,
+ const void *addr, size_t addrlen, int numeric,
+ struct GNUNET_TIME_Relative timeout,
+ GNUNET_TRANSPORT_AddressStringCallback asc, 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 (type,
- address,
- addrlen);
- asc (asc_cls,
- ret,
- (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;
+ }
+ else 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 */
+ return;
+ }
+ else 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 */
+ return;
+ }
+ else 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;
+ }
+ else
+ {
+ /* Error */
+ goto handle_error;
+ }
+ return;
+
+ handle_error:
+ /* 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);
+ return;
+
+}
/**
* FIXME.
*/
const char *
-http_common_plugin_address_to_url (void *cls,
- const void *addr,
- size_t addrlen)
+http_common_plugin_address_to_url (void *cls, const void *addr, size_t addrlen)
{
static char rbuf[1024];
const struct HttpAddress *address = addr;
@@ -226,29 +533,28 @@ http_common_plugin_address_to_url (void *cls,
if (NULL == addr)
{
- GNUNET_break (0);
- return NULL;
+ GNUNET_break(0);
+ return NULL ;
}
if (0 >= addrlen)
{
- GNUNET_break (0);
- return NULL;
+ GNUNET_break(0);
+ return NULL ;
}
if (addrlen != http_common_address_get_size (address))
{
- GNUNET_break (0);
- return NULL;
+ GNUNET_break(0);
+ return NULL ;
}
addr_str = (char *) &address[1];
- if (addr_str[ntohl(address->urlen) -1] != '\0')
- return NULL;
+ if (addr_str[ntohl (address->urlen) - 1] != '\0')
+ return NULL ;
- memcpy (rbuf, &address[1], ntohl(address->urlen));
+ memcpy (rbuf, &address[1], ntohl (address->urlen));
return rbuf;
}
-
/**
* Function called for a quick conversion of the binary address to
* a numeric address. Note that the caller must not free the
@@ -261,42 +567,37 @@ http_common_plugin_address_to_url (void *cls,
* @return string representing the same address
*/
const char *
-http_common_plugin_address_to_string (const char *plugin,
- const void *addr,
- size_t addrlen)
+http_common_plugin_address_to_string (const char *plugin, const void *addr,
+ size_t addrlen)
{
static char rbuf[1024];
const struct HttpAddress *address = addr;
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')
- return NULL;
- 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);
+ 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)
+ {
+ memcpy (rbuf, res, strlen (res) + 1);
+ GNUNET_free(res);
return rbuf;
}
- GNUNET_break (0);
- GNUNET_free (res);
- return NULL;
+ GNUNET_break(0);
+ GNUNET_free(res);
+ return NULL ;
}
-
/**
* Function called to convert a string address to
* a binary address.
@@ -310,11 +611,8 @@ http_common_plugin_address_to_string (const char *plugin,
* @return #GNUNET_OK on success, #GNUNET_SYSERR on failure
*/
int
-http_common_plugin_string_to_address (void *cls,
- const char *addr,
- uint16_t addrlen,
- void **buf,
- size_t *added)
+http_common_plugin_string_to_address (void *cls, const char *addr,
+ uint16_t addrlen, void **buf, size_t *added)
{
struct HttpAddress *a;
char *address;
@@ -329,53 +627,52 @@ http_common_plugin_string_to_address (void *cls,
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);
+ a->options = htonl (options);
+ a->urlen = htonl (urlen);
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;
}
-
/**
* Create a HTTP address from a socketaddr
*
@@ -386,27 +683,22 @@ http_common_plugin_string_to_address (void *cls,
*/
struct HttpAddress *
http_common_address_from_socket (const char *protocol,
- const struct sockaddr *addr,
- socklen_t addrlen)
+ const struct sockaddr *addr, socklen_t addrlen)
{
struct HttpAddress *address = NULL;
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_free(res);
return address;
}
-
/**
* Create a socketaddr from a HTTP address
*
@@ -419,9 +711,7 @@ http_common_address_from_socket (const char *protocol,
* @return the string
*/
struct sockaddr *
-http_common_socket_from_address (const void *addr,
- size_t addrlen,
- int *res)
+http_common_socket_from_address (const void *addr, size_t addrlen, int *res)
{
const struct HttpAddress *ha;
struct SplittedHTTPAddress * spa;
@@ -466,35 +756,35 @@ http_common_socket_from_address (const void *addr,
if (NULL == spa)
{
(*res) = GNUNET_SYSERR;
- return NULL;
+ 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);
- GNUNET_free (to_conv);
+ http_clean_splitted (spa);
+ GNUNET_free(to_conv);
return (struct sockaddr *) s;
}
-
/**
* Get the length of an address
*
@@ -504,10 +794,9 @@ http_common_socket_from_address (const void *addr,
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);
}
-
/**
* Compare addr1 to addr2
*
@@ -518,10 +807,8 @@ http_common_address_get_size (const struct HttpAddress * addr)
* @return #GNUNET_YES if equal, #GNUNET_NO if not, #GNUNET_SYSERR on error
*/
size_t
-http_common_cmp_addresses (const void *addr1,
- size_t addrlen1,
- const void *addr2,
- size_t addrlen2)
+http_common_cmp_addresses (const void *addr1, size_t addrlen1,
+ const void *addr2, size_t addrlen2)
{
const char *a1 = addr1;
const char *a2 = addr2;
@@ -531,17 +818,17 @@ http_common_cmp_addresses (const void *addr1,
ha2 = (const struct HttpAddress *) a2;
if (NULL == a1)
- return GNUNET_SYSERR;
+ return GNUNET_SYSERR;
if (0 >= addrlen1)
return GNUNET_SYSERR;
- if (a1[addrlen1-1] != '\0')
+ if (a1[addrlen1 - 1] != '\0')
return GNUNET_SYSERR;
if (NULL == a2)
- return GNUNET_SYSERR;
+ return GNUNET_SYSERR;
if (0 >= addrlen2)
return GNUNET_SYSERR;
- if (a2[addrlen2-1] != '\0')
+ if (a2[addrlen2 - 1] != '\0')
return GNUNET_SYSERR;
if (addrlen1 != addrlen2)
@@ -549,11 +836,9 @@ http_common_cmp_addresses (const void *addr1,
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;
}
-
-
/* end of plugin_transport_http_common.c */