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107 lines
2.1 KiB
C
107 lines
2.1 KiB
C
#ifndef __RPCLIB_H_
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#define __RPCLIB_H_
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#define IDX_PID 0
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#define IDX_TID sizeof(pid_t)
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#define IDX_COUNT IDX_TID + sizeof(pid_t)
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#define IDX_TIME IDX_COUNT + sizeof(int)
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#define IDX_PAYLOAD IDX_TIME + 20 /* 20 being the length of the timestamp string */
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#define BUF_SZ 256
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#define PAYLOAD_SZ 223 /* BUF_SZ-IDX_PAYLOAD */
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#define ERR_OK 0
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/* RPC codes */
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#define RPC_UNDEFINED 0
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#define RPC_CONNECT 1
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#define RPC_CONNECT_SOCKARG 2
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#define RPC_CLOSE 3
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#define RPC_READ 4
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#define RPC_WRITE 5
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#define RPC_BIND 6
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#define RPC_ACCEPT 7
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#define RPC_LISTEN 8
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#define RPC_SOCKET 9
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#define RPC_SHUTDOWN 10
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#define RPC_GETSOCKNAME 11
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/* Administration RPC codes */
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#define RPC_MAP 20 /* Give the service the value we "see" for the new buffer fd */
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#define RPC_MAP_REQ 21 /* A call to determine whether an fd is mapped to the service */
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#define RPC_RETVAL 22 /* not RPC per se, but something we should codify */
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#define RPC_KILL_INTERCEPT 23 /* Tells the service we need to shut down all connections */
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#ifdef __cplusplus
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extern "C" {
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#endif
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void rpc_mutex_destroy();
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void rpc_mutex_init();
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int get_retval(int);
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int get_new_fd(int);
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int rpc_join(const char * sockname);
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int rpc_send_command(int cmd, int rpc_sock, void *data, int len);
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ssize_t sock_fd_write(int sock, int fd);
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ssize_t sock_fd_read(int sock, void *buf, ssize_t bufsize, int *fd);
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/* Structures used for sending commands via RPC mechanism */
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struct bind_st {
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int sockfd;
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struct sockaddr_storage addr;
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socklen_t addrlen;
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int __tid;
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};
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struct connect_st {
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int __fd;
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struct sockaddr_storage __addr;
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socklen_t __len;
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int __tid;
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};
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struct close_st {
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int fd;
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};
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struct listen_st {
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int sockfd;
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int backlog;
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int __tid;
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};
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struct socket_st {
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int socket_family;
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int socket_type;
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int protocol;
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int __tid;
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};
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struct accept_st {
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int sockfd;
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struct sockaddr_storage addr;
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socklen_t addrlen;
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int __tid;
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};
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struct shutdown_st {
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int socket;
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int how;
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};
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struct getsockname_st {
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int sockfd;
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struct sockaddr_storage addr;
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socklen_t addrlen;
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};
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#ifdef __cplusplus
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}
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#endif
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#endif |