Annotation of src/usr.bin/cvs/req.c, Revision 1.1
1.1 ! jfb 1: /* $OpenBSD$ */
! 2: /*
! 3: * Copyright (c) 2004 Jean-Francois Brousseau <jfb@openbsd.org>
! 4: * All rights reserved.
! 5: *
! 6: * Redistribution and use in source and binary forms, with or without
! 7: * modification, are permitted provided that the following conditions
! 8: * are met:
! 9: *
! 10: * 1. Redistributions of source code must retain the above copyright
! 11: * notice, this list of conditions and the following disclaimer.
! 12: * 2. The name of the author may not be used to endorse or promote products
! 13: * derived from this software without specific prior written permission.
! 14: *
! 15: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
! 16: * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
! 17: * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
! 18: * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
! 19: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
! 20: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
! 21: * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
! 22: * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
! 23: * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
! 24: * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 25: */
! 26:
! 27:
! 28: #include <sys/types.h>
! 29: #include <sys/stat.h>
! 30:
! 31: #include <fcntl.h>
! 32: #include <stdio.h>
! 33: #include <errno.h>
! 34: #include <stdlib.h>
! 35: #include <unistd.h>
! 36: #include <signal.h>
! 37: #include <string.h>
! 38: #include <sysexits.h>
! 39: #ifdef CVS_ZLIB
! 40: #include <zlib.h>
! 41: #endif
! 42:
! 43: #include "buf.h"
! 44: #include "cvs.h"
! 45: #include "log.h"
! 46: #include "file.h"
! 47: #include "proto.h"
! 48:
! 49:
! 50: extern int verbosity;
! 51: extern int cvs_compress;
! 52: extern char *cvs_rsh;
! 53: extern int cvs_trace;
! 54: extern int cvs_nolog;
! 55: extern int cvs_readonly;
! 56:
! 57:
! 58: static int cvs_req_root (int, char *);
! 59: static int cvs_req_directory (int, char *);
! 60: static int cvs_req_version (int, char *);
! 61:
! 62:
! 63: struct cvs_reqhdlr {
! 64: int (*hdlr)(int, char *);
! 65: } cvs_req_swtab[CVS_REQ_MAX + 1] = {
! 66: { NULL },
! 67: { cvs_req_root },
! 68: { NULL },
! 69: { NULL },
! 70: { cvs_req_directory },
! 71: { NULL },
! 72: { NULL },
! 73: { NULL },
! 74: { NULL },
! 75: { NULL },
! 76: { NULL }, /* 10 */
! 77: { NULL },
! 78: { NULL },
! 79: { NULL },
! 80: { NULL },
! 81: { NULL },
! 82: { NULL },
! 83: { NULL },
! 84: { NULL },
! 85: { NULL },
! 86: { NULL }, /* 20 */
! 87: { NULL },
! 88: { NULL },
! 89: { NULL },
! 90: { NULL },
! 91: { NULL },
! 92: { NULL },
! 93: { NULL },
! 94: { NULL },
! 95: { NULL },
! 96: { NULL }, /* 30 */
! 97: { NULL },
! 98: { NULL },
! 99: { NULL },
! 100: { NULL },
! 101: { NULL },
! 102: { NULL },
! 103: { NULL },
! 104: { NULL },
! 105: { NULL },
! 106: { NULL }, /* 40 */
! 107: { NULL },
! 108: { NULL },
! 109: { NULL },
! 110: { NULL },
! 111: { NULL },
! 112: { NULL },
! 113: { NULL },
! 114: { NULL },
! 115: { NULL },
! 116: { NULL }, /* 50 */
! 117: { NULL },
! 118: { NULL },
! 119: { NULL },
! 120: { NULL },
! 121: { NULL },
! 122: { NULL },
! 123: { NULL },
! 124: { NULL },
! 125: { NULL },
! 126: { NULL }, /* 60 */
! 127: { NULL },
! 128: { NULL },
! 129: { NULL },
! 130: { NULL },
! 131: { NULL },
! 132: { NULL },
! 133: { NULL },
! 134: { NULL },
! 135: { cvs_req_version },
! 136: };
! 137:
! 138:
! 139:
! 140: /*
! 141: * cvs_req_handle()
! 142: *
! 143: * Generic request handler dispatcher. The handler expects the first line
! 144: * of the command as single argument.
! 145: * Returns the return value of the command on success, or -1 on failure.
! 146: */
! 147:
! 148: int
! 149: cvs_req_handle(char *line)
! 150: {
! 151: char *cp, *cmd;
! 152: struct cvs_req *req;
! 153:
! 154: cmd = line;
! 155:
! 156: cp = strchr(cmd, ' ');
! 157: if (cp != NULL)
! 158: *(cp++) = '\0';
! 159:
! 160: req = cvs_req_getbyname(cmd);
! 161: if (req == NULL)
! 162: return (-1);
! 163: else if (cvs_req_swtab[req->req_id].hdlr == NULL) {
! 164: cvs_log(LP_ERRNO, "handler for `%s' not implemented", cmd);
! 165: return (-1);
! 166: }
! 167:
! 168: return (*cvs_req_swtab[req->req_id].hdlr)(req->req_id, cp);
! 169: }
! 170:
! 171:
! 172:
! 173: static int
! 174: cvs_req_root(int reqid, char *line)
! 175: {
! 176:
! 177:
! 178:
! 179: return (0);
! 180: }
! 181:
! 182: static int
! 183: cvs_req_directory(int reqid, char *line)
! 184: {
! 185:
! 186:
! 187:
! 188: return (0);
! 189: }
! 190:
! 191:
! 192: static int
! 193: cvs_req_version(int reqid, char *line)
! 194: {
! 195: cvs_printf("%s\n", CVS_VERSION);
! 196: return (0);
! 197: }