Mercurial > dropbear
annotate netio.h @ 1142:20b9baf6d451
Build with -Werror for the simplest case
author | Matt Johnston <matt@ucc.asn.au> |
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date | Tue, 04 Aug 2015 08:20:50 +0800 |
parents | 2265d7ebfdeb |
children | 9169e4e7cbee |
rev | line source |
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1 #ifndef DROPBEAR_NETIO_H |
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2 #define DROPBEAR_NETIO_H |
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3 |
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4 #include "includes.h" |
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5 #include "buffer.h" |
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6 #include "queue.h" |
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7 |
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8 enum dropbear_prio { |
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9 DROPBEAR_PRIO_DEFAULT = 10, |
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10 DROPBEAR_PRIO_LOWDELAY = 11, |
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11 DROPBEAR_PRIO_BULK = 12, |
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12 }; |
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13 |
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14 void set_sock_nodelay(int sock); |
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15 void set_sock_priority(int sock, enum dropbear_prio prio); |
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16 |
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17 void get_socket_address(int fd, char **local_host, char **local_port, |
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18 char **remote_host, char **remote_port, int host_lookup); |
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19 void getaddrstring(struct sockaddr_storage* addr, |
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20 char **ret_host, char **ret_port, int host_lookup); |
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21 int dropbear_listen(const char* address, const char* port, |
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22 int *socks, unsigned int sockcount, char **errstring, int *maxfd); |
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23 |
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24 struct dropbear_progress_connection; |
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25 |
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26 /* result is DROPBEAR_SUCCESS or DROPBEAR_FAILURE. |
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27 errstring is only set on DROPBEAR_FAILURE, returns failure message for the last attempted socket */ |
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28 typedef void(*connect_callback)(int result, int sock, void* data, const char* errstring); |
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29 |
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30 /* Always returns a progress connection, if it fails it will call the callback at a later point */ |
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31 struct dropbear_progress_connection * connect_remote (const char* remotehost, const char* remoteport, |
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32 connect_callback cb, void *cb_data); |
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33 |
1050 | 34 /* Sets up for select() */ |
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35 void set_connect_fds(fd_set *writefd); |
1050 | 36 /* Handles ready sockets after select() */ |
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37 void handle_connect_fds(fd_set *writefd); |
1050 | 38 /* Cleanup */ |
39 void remove_connect_pending(); | |
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40 |
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41 /* Doesn't actually stop the connect, but adds a dummy callback instead */ |
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42 void cancel_connect(struct dropbear_progress_connection *c); |
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43 |
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44 void connect_set_writequeue(struct dropbear_progress_connection *c, struct Queue *writequeue); |
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45 |
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46 /* TODO: writev #ifdef guard */ |
1072 | 47 /* Fills out iov which contains iov_count slots, returning the number filled in iov_count */ |
48 void packet_queue_to_iovec(struct Queue *queue, struct iovec *iov, unsigned int *iov_count); | |
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49 void packet_queue_consume(struct Queue *queue, ssize_t written); |
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51 #ifdef DROPBEAR_SERVER_TCP_FAST_OPEN |
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52 /* Try for any Linux builds, will fall back if the kernel doesn't support it */ |
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53 void set_listen_fast_open(int sock); |
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54 /* Define values which may be supported by the kernel even if the libc is too old */ |
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55 #ifndef TCP_FASTOPEN |
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56 #define TCP_FASTOPEN 23 |
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57 #endif |
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58 #ifndef MSG_FASTOPEN |
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59 #define MSG_FASTOPEN 0x20000000 |
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60 #endif |
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61 #endif |
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62 |
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63 #endif |
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