101 lines
2.4 KiB
C
101 lines
2.4 KiB
C
#ifndef __PARAMS_H
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#define __PARAMS_H
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#define _GNU_SOURCE
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#define _LARGEFILE64_SOURCE
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#include "parse.h"
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#include <sys/types.h>
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enum mirror_finish_action {
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ACTION_PROXY,
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ACTION_EXIT,
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ACTION_NOTHING
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};
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struct mirror_status {
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pthread_t thread;
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int client;
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char *filename;
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off64_t max_bytes_per_second;
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enum mirror_finish_action action_at_finish;
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char *mapped;
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struct bitset_mapping *dirty_map;
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};
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struct control_params {
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int socket;
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struct mode_serve_params* serve;
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};
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#define MAX_NBD_CLIENTS 16
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struct mode_serve_params {
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/* address/port to bind to */
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union mysockaddr bind_to;
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/* number of entries in current access control list*/
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int acl_entries;
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/* pointer to access control list entries*/
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struct ip_and_mask (*acl)[0];
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/* file name to serve */
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char* filename;
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/* TCP backlog for listen() */
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int tcp_backlog;
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/* file name of UNIX control socket (or NULL if none) */
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char* control_socket_name;
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/* size of file */
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off64_t size;
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/* if you want the main thread to pause, set this to an writeable
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* file descriptor. The main thread will then write a byte once it
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* promises to hang any further writes.
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*/
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int pause_fd;
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/* the main thread will set this when writes will be paused */
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int paused;
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/* set to non-zero to use given destination connection as proxy */
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int proxy_fd;
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struct mirror_status* mirror;
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int server;
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int control;
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char* block_allocation_map;
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struct { pthread_t thread; struct sockaddr address; }
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nbd_client[MAX_NBD_CLIENTS];
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};
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struct mode_readwrite_params {
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union mysockaddr connect_to;
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off64_t from;
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off64_t len;
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int data_fd;
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int client;
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};
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struct client_params {
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int socket;
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int fileno;
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char* mapped;
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struct mode_serve_params* serve; /* FIXME: remove above duplication */
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};
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/* FIXME: wrong place */
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static inline void* sockaddr_address_data(struct sockaddr* sockaddr)
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{
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struct sockaddr_in* in = (struct sockaddr_in*) sockaddr;
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struct sockaddr_in6* in6 = (struct sockaddr_in6*) sockaddr;
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if (sockaddr->sa_family == AF_INET)
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return &in->sin_addr;
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if (sockaddr->sa_family == AF_INET6)
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return &in6->sin6_addr;
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return NULL;
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}
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#endif
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