Annotation of embedaddon/ntp/lib/isc/result.c, revision 1.1
1.1 ! misho 1: /*
! 2: * Copyright (C) 2004, 2005, 2007, 2008 Internet Systems Consortium, Inc. ("ISC")
! 3: * Copyright (C) 1998-2001, 2003 Internet Software Consortium.
! 4: *
! 5: * Permission to use, copy, modify, and/or distribute this software for any
! 6: * purpose with or without fee is hereby granted, provided that the above
! 7: * copyright notice and this permission notice appear in all copies.
! 8: *
! 9: * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
! 10: * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
! 11: * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
! 12: * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
! 13: * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
! 14: * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
! 15: * PERFORMANCE OF THIS SOFTWARE.
! 16: */
! 17:
! 18: /* $Id: result.c,v 1.71 2008/09/25 04:02:39 tbox Exp $ */
! 19:
! 20: /*! \file */
! 21:
! 22: #include <config.h>
! 23:
! 24: #include <stddef.h>
! 25: #include <stdlib.h>
! 26:
! 27: #include <isc/lib.h>
! 28: #include <isc/msgs.h>
! 29: #include <isc/mutex.h>
! 30: #include <isc/once.h>
! 31: #include <isc/resultclass.h>
! 32: #include <isc/util.h>
! 33:
! 34: typedef struct resulttable {
! 35: unsigned int base;
! 36: unsigned int last;
! 37: const char ** text;
! 38: isc_msgcat_t * msgcat;
! 39: int set;
! 40: ISC_LINK(struct resulttable) link;
! 41: } resulttable;
! 42:
! 43: static const char *text[ISC_R_NRESULTS] = {
! 44: "success", /*%< 0 */
! 45: "out of memory", /*%< 1 */
! 46: "timed out", /*%< 2 */
! 47: "no available threads", /*%< 3 */
! 48: "address not available", /*%< 4 */
! 49: "address in use", /*%< 5 */
! 50: "permission denied", /*%< 6 */
! 51: "no pending connections", /*%< 7 */
! 52: "network unreachable", /*%< 8 */
! 53: "host unreachable", /*%< 9 */
! 54: "network down", /*%< 10 */
! 55: "host down", /*%< 11 */
! 56: "connection refused", /*%< 12 */
! 57: "not enough free resources", /*%< 13 */
! 58: "end of file", /*%< 14 */
! 59: "socket already bound", /*%< 15 */
! 60: "reload", /*%< 16 */
! 61: "lock busy", /*%< 17 */
! 62: "already exists", /*%< 18 */
! 63: "ran out of space", /*%< 19 */
! 64: "operation canceled", /*%< 20 */
! 65: "socket is not bound", /*%< 21 */
! 66: "shutting down", /*%< 22 */
! 67: "not found", /*%< 23 */
! 68: "unexpected end of input", /*%< 24 */
! 69: "failure", /*%< 25 */
! 70: "I/O error", /*%< 26 */
! 71: "not implemented", /*%< 27 */
! 72: "unbalanced parentheses", /*%< 28 */
! 73: "no more", /*%< 29 */
! 74: "invalid file", /*%< 30 */
! 75: "bad base64 encoding", /*%< 31 */
! 76: "unexpected token", /*%< 32 */
! 77: "quota reached", /*%< 33 */
! 78: "unexpected error", /*%< 34 */
! 79: "already running", /*%< 35 */
! 80: "ignore", /*%< 36 */
! 81: "address mask not contiguous", /*%< 37 */
! 82: "file not found", /*%< 38 */
! 83: "file already exists", /*%< 39 */
! 84: "socket is not connected", /*%< 40 */
! 85: "out of range", /*%< 41 */
! 86: "out of entropy", /*%< 42 */
! 87: "invalid use of multicast address", /*%< 43 */
! 88: "not a file", /*%< 44 */
! 89: "not a directory", /*%< 45 */
! 90: "queue is full", /*%< 46 */
! 91: "address family mismatch", /*%< 47 */
! 92: "address family not supported", /*%< 48 */
! 93: "bad hex encoding", /*%< 49 */
! 94: "too many open files", /*%< 50 */
! 95: "not blocking", /*%< 51 */
! 96: "unbalanced quotes", /*%< 52 */
! 97: "operation in progress", /*%< 53 */
! 98: "connection reset", /*%< 54 */
! 99: "soft quota reached", /*%< 55 */
! 100: "not a valid number", /*%< 56 */
! 101: "disabled", /*%< 57 */
! 102: "max size", /*%< 58 */
! 103: "invalid address format", /*%< 59 */
! 104: "bad base32 encoding", /*%< 60 */
! 105: };
! 106:
! 107: #define ISC_RESULT_RESULTSET 2
! 108: #define ISC_RESULT_UNAVAILABLESET 3
! 109:
! 110: static isc_once_t once = ISC_ONCE_INIT;
! 111: static ISC_LIST(resulttable) tables;
! 112: static isc_mutex_t lock;
! 113:
! 114: static isc_result_t
! 115: register_table(unsigned int base, unsigned int nresults, const char **text,
! 116: isc_msgcat_t *msgcat, int set)
! 117: {
! 118: resulttable *table;
! 119:
! 120: REQUIRE(base % ISC_RESULTCLASS_SIZE == 0);
! 121: REQUIRE(nresults <= ISC_RESULTCLASS_SIZE);
! 122: REQUIRE(text != NULL);
! 123:
! 124: /*
! 125: * We use malloc() here because we we want to be able to use
! 126: * isc_result_totext() even if there is no memory context.
! 127: */
! 128: table = malloc(sizeof(*table));
! 129: if (table == NULL)
! 130: return (ISC_R_NOMEMORY);
! 131: table->base = base;
! 132: table->last = base + nresults - 1;
! 133: table->text = text;
! 134: table->msgcat = msgcat;
! 135: table->set = set;
! 136: ISC_LINK_INIT(table, link);
! 137:
! 138: LOCK(&lock);
! 139:
! 140: ISC_LIST_APPEND(tables, table, link);
! 141:
! 142: UNLOCK(&lock);
! 143:
! 144: return (ISC_R_SUCCESS);
! 145: }
! 146:
! 147: static void
! 148: initialize_action(void) {
! 149: isc_result_t result;
! 150:
! 151: RUNTIME_CHECK(isc_mutex_init(&lock) == ISC_R_SUCCESS);
! 152: ISC_LIST_INIT(tables);
! 153:
! 154: result = register_table(ISC_RESULTCLASS_ISC, ISC_R_NRESULTS, text,
! 155: isc_msgcat, ISC_RESULT_RESULTSET);
! 156: if (result != ISC_R_SUCCESS)
! 157: UNEXPECTED_ERROR(__FILE__, __LINE__,
! 158: "register_table() %s: %u",
! 159: isc_msgcat_get(isc_msgcat, ISC_MSGSET_GENERAL,
! 160: ISC_MSG_FAILED, "failed"),
! 161: result);
! 162: }
! 163:
! 164: static void
! 165: initialize(void) {
! 166: isc_lib_initmsgcat();
! 167: RUNTIME_CHECK(isc_once_do(&once, initialize_action) == ISC_R_SUCCESS);
! 168: }
! 169:
! 170: const char *
! 171: isc_result_totext(isc_result_t result) {
! 172: resulttable *table;
! 173: const char *text, *default_text;
! 174: int index;
! 175:
! 176: initialize();
! 177:
! 178: LOCK(&lock);
! 179:
! 180: text = NULL;
! 181: for (table = ISC_LIST_HEAD(tables);
! 182: table != NULL;
! 183: table = ISC_LIST_NEXT(table, link)) {
! 184: if (result >= table->base && result <= table->last) {
! 185: index = (int)(result - table->base);
! 186: default_text = table->text[index];
! 187: /*
! 188: * Note: we use 'index + 1' as the message number
! 189: * instead of index because isc_msgcat_get() requires
! 190: * the message number to be > 0.
! 191: */
! 192: text = isc_msgcat_get(table->msgcat, table->set,
! 193: index + 1, default_text);
! 194: break;
! 195: }
! 196: }
! 197: if (text == NULL)
! 198: text = isc_msgcat_get(isc_msgcat, ISC_RESULT_UNAVAILABLESET,
! 199: 1, "(result code text not available)");
! 200:
! 201: UNLOCK(&lock);
! 202:
! 203: return (text);
! 204: }
! 205:
! 206: isc_result_t
! 207: isc_result_register(unsigned int base, unsigned int nresults,
! 208: const char **text, isc_msgcat_t *msgcat, int set)
! 209: {
! 210: initialize();
! 211:
! 212: return (register_table(base, nresults, text, msgcat, set));
! 213: }
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>