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103 lines
2.8 KiB
C
103 lines
2.8 KiB
C
#ifndef LOKINET_H
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#define LOKINET_H
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#include <stdbool.h>
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#include <stdint.h>
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#include <unistd.h>
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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struct lokinet_context;
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/// allocate a new lokinet context
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struct lokinet_context*
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lokinet_context_new();
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/// load a bootstrap RC from memory
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/// return 0 on success
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/// return non zero on fail
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int
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lokinet_add_bootstrap_rc(const char*, size_t, struct lokinet_context*);
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/// free a context allocated by lokinet_context_new
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void
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lokinet_context_free(struct lokinet_context*);
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/// spawn all the threads needed for operation and start running
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/// return 0 on success
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/// return non zero on fail
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int
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lokinet_context_start(struct lokinet_context*);
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/// stop all operations on this lokinet context
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void
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lokinet_context_stop(struct lokinet_context*);
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/// get default lokinet context
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/// not to be freed by lokinet_context_free
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struct lokinet_context*
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lokinet_default();
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/// get a free()-able null terminated string that holds our .loki address
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/// returns NULL if we dont have one right now
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char*
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lokinet_address(struct lokinet_context*);
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/// the result of a lokinet stream mapping attempt
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#pragma pack(1)
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struct lokinet_stream_result
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{
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/// set to zero on success otherwise the error that happened
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/// use strerror(3) to get printable string of this error
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int error;
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/// the local ip address we mapped the remote endpoint to
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/// null terminated
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char local_address[256];
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/// the local port we mapped the remote endpoint to
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int local_port;
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/// the id of the stream we created
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int stream_id;
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};
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#pragma pack()
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/// connect out to a remote endpoint
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/// remoteAddr is in the form of "name:port"
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/// localAddr is either NULL for any or in the form of "ip:port" to bind to an explicit address
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void
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lokinet_outbound_stream(
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struct lokinet_stream_result* result,
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const char* remoteAddr,
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const char* localAddr,
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struct lokinet_context* context);
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/// stream accept filter determines if we should accept a stream or not
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/// return 0 to accept
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/// return -1 to explicitly reject
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/// return -2 to silently drop
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typedef int (*lokinet_stream_filter)(const char* remote, uint16_t port, void*);
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/// set stream accepter filter
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/// passes user parameter into stream filter as void *
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/// returns stream id
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int
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lokinet_inbound_stream_filter(
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lokinet_stream_filter acceptFilter, void* user, struct lokinet_context* context);
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/// simple stream acceptor
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/// simple variant of lokinet_inbound_stream_filter that maps port to localhost:port
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int
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lokinet_inbound_stream(uint16_t port, struct lokinet_context* context);
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/// close a stream by id
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void
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lokinet_close_stream(int stream_id, struct lokinet_context* context);
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#ifdef __cplusplus
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}
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#endif
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#endif
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