1 /* $OpenBSD: queue_null.c,v 1.8 2018/12/30 23:09:58 guenther Exp $ */ 2 3 /* 4 * Copyright (c) 2012 Eric Faurot <eric@openbsd.org> 5 * 6 * Permission to use, copy, modify, and distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 #include <sys/types.h> 20 #include <sys/queue.h> 21 #include <sys/tree.h> 22 #include <sys/socket.h> 23 #include <sys/stat.h> 24 25 #include <ctype.h> 26 #include <err.h> 27 #include <errno.h> 28 #include <event.h> 29 #include <fcntl.h> 30 #include <imsg.h> 31 #include <inttypes.h> 32 #include <pwd.h> 33 #include <stdio.h> 34 #include <stdlib.h> 35 #include <string.h> 36 #include <time.h> 37 #include <unistd.h> 38 #include <limits.h> 39 40 #include "smtpd.h" 41 #include "log.h" 42 43 static int 44 queue_null_message_create(uint32_t *msgid) 45 { 46 *msgid = queue_generate_msgid(); 47 return (1); 48 } 49 50 static int 51 queue_null_message_commit(uint32_t msgid, const char *path) 52 { 53 return (1); 54 } 55 56 static int 57 queue_null_message_delete(uint32_t msgid) 58 { 59 return (1); 60 } 61 62 static int 63 queue_null_message_fd_r(uint32_t msgid) 64 { 65 return (-1); 66 } 67 68 static int 69 queue_null_envelope_create(uint32_t msgid, const char *buf, size_t len, 70 uint64_t *evpid) 71 { 72 *evpid = queue_generate_evpid(msgid); 73 return (1); 74 } 75 76 static int 77 queue_null_envelope_delete(uint64_t evpid) 78 { 79 return (1); 80 } 81 82 static int 83 queue_null_envelope_update(uint64_t evpid, const char *buf, size_t len) 84 { 85 return (1); 86 } 87 88 static int 89 queue_null_envelope_load(uint64_t evpid, char *buf, size_t len) 90 { 91 return (0); 92 } 93 94 static int 95 queue_null_envelope_walk(uint64_t *evpid, char *buf, size_t len) 96 { 97 return (-1); 98 } 99 100 static int 101 queue_null_init(struct passwd *pw, int server, const char *conf) 102 { 103 queue_api_on_message_create(queue_null_message_create); 104 queue_api_on_message_commit(queue_null_message_commit); 105 queue_api_on_message_delete(queue_null_message_delete); 106 queue_api_on_message_fd_r(queue_null_message_fd_r); 107 queue_api_on_envelope_create(queue_null_envelope_create); 108 queue_api_on_envelope_delete(queue_null_envelope_delete); 109 queue_api_on_envelope_update(queue_null_envelope_update); 110 queue_api_on_envelope_load(queue_null_envelope_load); 111 queue_api_on_envelope_walk(queue_null_envelope_walk); 112 113 return (1); 114 } 115 116 struct queue_backend queue_backend_null = { 117 queue_null_init, 118 }; 119