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Illusion
2024-08-06 05:50:12 +02:00
parent 304defa642
commit ebafc90985
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//+build android
package android
foreign import android "system:android"
/**
* The corresponding C type for android.net.Network#getNetworkHandle() return
* values. The Java signed long value can be safely cast to a net_handle_t:
*
* [C] ((net_handle_t) java_long_network_handle)
* [C++] static_cast<net_handle_t>(java_long_network_handle)
*
* as appropriate.
*/
net_handle_t :: distinct u64
uid_t :: u32
/**
* The value NETWORK_UNSPECIFIED indicates no specific network.
*
* For some functions (documented below), a previous binding may be cleared
* by an invocation with NETWORK_UNSPECIFIED.
*
* Depending on the context it may indicate an error. It is expressly
* not used to indicate some notion of the "current default network".
*/
NETWORK_UNSPECIFIED :: net_handle_t(0)
/**
* Possible values of the flags argument to android_res_nsend and android_res_nquery.
* Values are ORed together.
*/
ResNsendFlagsBits :: enum u32 {
/**
* Send a single request to a single resolver and fail on timeout or network errors
*/
RESOLV_NO_RETRY = 0,
/**
* Don't lookup this request in the cache, and don't cache the result of the lookup.
* This flag implies {@link #ANDROID_RESOLV_NO_CACHE_LOOKUP}.
*/
RESOLV_NO_CACHE_STORE = 1,
/**
* Don't lookup the request in cache.
*/
RESOLV_NO_CACHE_LOOKUP = 2,
}
ResNsendFlags :: bit_set[ResNsendFlagsBits; u32]
foreign android {
/**
* All functions below that return an i32 return 0 on success or -1
* on failure with an appropriate errno value set.
*/
/**
* Set the network to be used by the given socket file descriptor.
*
* To clear a previous socket binding, invoke with NETWORK_UNSPECIFIED.
*
* This is the equivalent of: [android.net.Network#bindSocket()](https://developer.android.com/reference/android/net/Network.html#bindSocket(java.net.Socket))
*
* Available since API level 23.
*/
android_setsocknetwork :: proc(network: net_handle_t, fd: i32) -> i32 ---
/**
* Binds the current process to |network|. All sockets created in the future
* (and not explicitly bound via android_setsocknetwork()) will be bound to
* |network|. All host name resolutions will be limited to |network| as well.
* Note that if the network identified by |network| ever disconnects, all
* sockets created in this way will cease to work and all host name
* resolutions will fail. This is by design so an application doesn't
* accidentally use sockets it thinks are still bound to a particular network.
*
* To clear a previous process binding, invoke with NETWORK_UNSPECIFIED.
*
* This is the equivalent of: [android.net.ConnectivityManager#bindProcessToNetwork()](https://developer.android.com/reference/android/net/ConnectivityManager.html#bindProcessToNetwork(android.net.Network))
*
* Available since API level 23.
*/
android_setprocnetwork :: proc(network: net_handle_t) -> i32 ---
/**
* Gets the |network| bound to the current process, as per android_setprocnetwork.
*
* This is the equivalent of: [android.net.ConnectivityManager#getBoundNetworkForProcess()](https://developer.android.com/reference/android/net/ConnectivityManager.html#getBoundNetworkForProcess(android.net.Network))
* Returns 0 on success, or -1 setting errno to EINVAL if a null pointer is
* passed in.
*
*
* Available since API level 31.
*/
android_getprocnetwork :: proc(network: ^net_handle_t) -> i32 ---
/**
* Binds domain name resolutions performed by this process to |network|.
* android_setprocnetwork takes precedence over this setting.
*
* To clear a previous process binding, invoke with NETWORK_UNSPECIFIED.
* On success 0 is returned. On error -1 is returned, and errno is set.
*
* Available since API level 31.
*/
android_setprocdns :: proc(network: net_handle_t) -> i32 ---
/**
* Gets the |network| to which domain name resolutions are bound on the
* current process.
*
* Returns 0 on success, or -1 setting errno to EINVAL if a null pointer is
* passed in.
*
* Available since API level 31.
*/
android_getprocdns :: proc(network: ^net_handle_t) -> i32 ---
/**
* Perform hostname resolution via the DNS servers associated with |network|.
*
* All arguments (apart from |network|) are used identically as those passed
* to getaddrinfo(3). Return and error values are identical to those of
* getaddrinfo(3), and in particular gai_strerror(3) can be used as expected.
* Similar to getaddrinfo(3):
* - |hints| may be NULL (in which case man page documented defaults apply)
* - either |node| or |service| may be NULL, but not both
* - |res| must not be NULL
*
* This is the equivalent of: [android.net.Network#getAllByName()](https://developer.android.com/reference/android/net/Network.html#getAllByName(java.lang.String))
*
* Available since API level 23.
*/
android_getaddrinfofornetwork :: proc(network: net_handle_t, node: cstring, service: cstring, hints: ^addrinfo, res: ^^addrinfo) -> i32 ---
/**
* Look up the {|ns_class|, |ns_type|} Resource Record (RR) associated
* with Domain Name |dname| on the given |network|.
* The typical value for |ns_class| is ns_c_in, while |type| can be any
* record type (for instance, ns_t_aaaa or ns_t_txt).
* |flags| is a additional config to control actual querying behavior, see
* ResNsendFlags for detail.
*
* Returns a file descriptor to watch for read events, or a negative
* POSIX error code (see errno.h) if an immediate error occurs.
*
* Available since API level 29.
*/
android_res_nquery :: proc(network: net_handle_t, dname: cstring, ns_class: i32, ns_type: i32, flags: ResNsendFlags) -> i32 ---
/**
* Issue the query |msg| on the given |network|.
* |flags| is a additional config to control actual querying behavior, see
* ResNsendFlags for detail.
*
* Returns a file descriptor to watch for read events, or a negative
* POSIX error code (see errno.h) if an immediate error occurs.
*
* Available since API level 29.
*/
android_res_nsend :: proc(network: net_handle_t, msg: [^]byte, msglen: uint, flags: ResNsendFlags) -> i32 ---
/**
* Read a result for the query associated with the |fd| descriptor.
* Closes |fd| before returning.
*
* Available since 29.
*
* Returns:
* < 0: negative POSIX error code (see errno.h for possible values). |rcode| is not set.
* >= 0: length of |answer|. |rcode| is the resolver return code (e.g., ns_r_nxdomain)
*/
android_res_nresult :: proc(fd: i32, rcode: ^int, answer: [^]byte, anslen: uint) -> i32 ---
/**
* Attempts to cancel the in-progress query associated with the |nsend_fd|
* descriptor.
*
* Available since API level 29.
*/
android_res_cancel :: proc(nsend_fd: i32) ---
/*
* Set the socket tag and owning UID for traffic statistics on the specified
* socket.
*
* Subsequent calls always replace any existing parameters. The socket tag and
* uid (if set) are kept when the socket is sent to another process using binder
* IPCs or other mechanisms such as UNIX socket fd passing. Any app can accept
* blame for future traffic performed on a socket originally created by another
* app by calling this method with its own UID (or calling
* android_tag_socket(int sockfd, int tag)). However, only apps holding the
* android.Manifest.permission#UPDATE_DEVICE_STATS permission may assign blame
* to another UIDs. If unset (default) the socket tag is 0, and the uid is the
* socket creator's uid.
*
* Returns 0 on success, or a negative POSIX error code (see errno.h) on
* failure.
*
* Available since API level 33.
*/
android_tag_socket_with_uid :: proc(sockfd: i32, tag: u32, uid: uid_t) -> i32 ---
/*
* Set the socket tag for traffic statistics on the specified socket.
*
* This function tags the socket with the caller's UID (accepting blame for
* future traffic performed on this socket) even if the socket was originally
* opened by another UID or was previously tagged by another UID. Subsequent
* calls always replace any existing parameters. The socket tag is kept when the
* socket is sent to another process using binder IPCs or other mechanisms such
* as UNIX socket fd passing. The tag is a value defined by the caller and used
* together with uid for data traffic accounting, so that the function callers
* can account different types of data usage for a uid.
*
* Returns 0 on success, or a negative POSIX error code (see errno.h) on
* failure.
*
* Some possible error codes:
* -EBADF Bad socketfd.
* -EPERM No permission.
* -EAFNOSUPPORT Socket family is neither AF_INET nor AF_INET6.
* -EPROTONOSUPPORT Socket protocol is neither IPPROTO_UDP nor IPPROTO_TCP.
* -EMFILE Too many stats entries.
* There are still other error codes that may provided by -errno of
* [getsockopt()](https://man7.org/linux/man-pages/man2/getsockopt.2.html) or by
* BPF maps read/write sys calls, which are set appropriately.
*
* Available since API level 33.
*/
android_tag_socket :: proc(sockfd: i32, tag: u32) -> i32 ---
/*
* Untag a network socket.
*
* Future traffic on this socket will no longer be associated with any
* previously configured tag and uid. If the socket was created by another UID
* or was previously tagged by another UID, calling this function will clear the
* statistics parameters, and thus the UID blamed for traffic on the socket will
* be the UID that originally created the socket, even if the socket was
* subsequently tagged by a different UID.
*
* Returns 0 on success, or a negative POSIX error code (see errno.h) on
* failure.
*
* One of possible error code:
* -EBADF Bad socketfd.
* Other error codes are either provided by -errno of
* [getsockopt()](https://man7.org/linux/man-pages/man2/getsockopt.2.html) or by
* BPF map element deletion sys call, which are set appropriately.
*
* Available since API level 33.
*/
android_untag_socket :: proc(sockfd: i32) -> i32 ---
}