The Tor Browser: dom/network/src/NetUtils.h@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this

     3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 /**

     6  * Abstraction on top of the network support from libnetutils that we

     7  * use to set up network connections.

     8  */

    10 #ifndef NetUtils_h

    11 #define NetUtils_h

    13 #include "arpa/inet.h"

    15 // Copied from ifc.h

    16 #define RESET_IPV4_ADDRESSES 0x01

    17 #define RESET_IPV6_ADDRESSES 0x02

    18 #define RESET_ALL_ADDRESSES  (RESET_IPV4_ADDRESSES | RESET_IPV6_ADDRESSES)

    20 // Implements netutils functions. No need for an abstract class here since we

    21 // only have a one sdk specific method (dhcp_do_request)

    22 class NetUtils

    23 {

    24 public:

    25   static void* GetSharedLibrary();

    27   int32_t do_ifc_enable(const char *ifname);

    28   int32_t do_ifc_disable(const char *ifname);

    29   int32_t do_ifc_configure(const char *ifname,

    30                            in_addr_t address,

    31                            uint32_t prefixLength,

    32                            in_addr_t gateway,

    33                            in_addr_t dns1,

    34                            in_addr_t dns2);

    35   int32_t do_ifc_reset_connections(const char *ifname, const int32_t resetMask);

    36   int32_t do_ifc_set_default_route(const char *ifname, in_addr_t gateway);

    37   int32_t do_ifc_add_route(const char *ifname,

    38                            const char *dst,

    39                            uint32_t prefixLength,

    40                            const char *gateway);

    41   int32_t do_ifc_remove_route(const char *ifname,

    42                               const char *dst,

    43                               uint32_t prefixLength,

    44                               const char *gateway);

    45   int32_t do_ifc_remove_host_routes(const char *ifname);

    46   int32_t do_ifc_remove_default_route(const char *ifname);

    47   int32_t do_dhcp_stop(const char *ifname);

    48   int32_t do_dhcp_do_request(const char *ifname,

    49                              char *ipaddr,

    50                              char *gateway,

    51                              uint32_t *prefixLength,

    52                              char *dns1,

    53                              char *dns2,

    54                              char *server,

    55                              uint32_t  *lease,

    56                              char* vendorinfo);

    58   static int32_t SdkVersion();

    59 };

    61 // Defines a function type with the right arguments and return type.

    62 #define DEFINE_DLFUNC(name, ret, args...) typedef ret (*FUNC##name)(args);

    64 // Set up a dlsymed function ready to use.

    65 #define USE_DLFUNC(name)                                                      \

    66   FUNC##name name = (FUNC##name) dlsym(GetSharedLibrary(), #name);            \

    67   if (!name) {                                                                \

    68     MOZ_ASSUME_UNREACHABLE("Symbol not found in shared library : " #name);    \

    69   }

    71 #endif // NetUtils_h

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