/*- * Copyright (c) 2009 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Alistair Crooks (agc@NetBSD.org) * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /* * Copyright (c) 2005-2008 Nominet UK (www.nic.uk) * All rights reserved. * Contributors: Ben Laurie, Rachel Willmer. The Contributors have asserted * their moral rights under the UK Copyright Design and Patents Act 1988 to * be recorded as the authors of this copyright work. * * Licensed under the Apache License, Version 2.0 (the "License"); you may not * use this file except in compliance with the License. * * You may obtain a copy of the License at * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * * See the License for the specific language governing permissions and * limitations under the License. */ /** \file */ #ifndef ERRORS_H_ #define ERRORS_H_ #include #ifndef __printflike #define __printflike(n, m) __attribute__((format(printf,n,m))) #endif /** error codes */ /* Remember to add names to map in errors.c */ typedef enum { PGP_E_OK = 0x0000, /* no error */ PGP_E_FAIL = 0x0001, /* general error */ PGP_E_SYSTEM_ERROR = 0x0002, /* system error, look at errno for * details */ PGP_E_UNIMPLEMENTED = 0x0003, /* feature not yet implemented */ /* reader errors */ PGP_E_R = 0x1000, /* general reader error */ PGP_E_R_READ_FAILED = PGP_E_R + 1, PGP_E_R_EARLY_EOF = PGP_E_R + 2, PGP_E_R_BAD_FORMAT = PGP_E_R + 3, /* For example, malformed * armour */ PGP_E_R_UNSUPPORTED = PGP_E_R + 4, PGP_E_R_UNCONSUMED_DATA = PGP_E_R + 5, /* writer errors */ PGP_E_W = 0x2000, /* general writer error */ PGP_E_W_WRITE_FAILED = PGP_E_W + 1, PGP_E_W_WRITE_TOO_SHORT = PGP_E_W + 2, /* parser errors */ PGP_E_P = 0x3000, /* general parser error */ PGP_E_P_NOT_ENOUGH_DATA = PGP_E_P + 1, PGP_E_P_UNKNOWN_TAG = PGP_E_P + 2, PGP_E_P_PACKET_CONSUMED = PGP_E_P + 3, PGP_E_P_MPI_FORMAT_ERROR = PGP_E_P + 4, PGP_E_P_PACKET_NOT_CONSUMED = PGP_E_P + 5, PGP_E_P_DECOMPRESSION_ERROR = PGP_E_P + 6, PGP_E_P_NO_USERID = PGP_E_P + 7, /* creator errors */ PGP_E_C = 0x4000, /* general creator error */ /* validation errors */ PGP_E_V = 0x5000, /* general validation error */ PGP_E_V_BAD_SIGNATURE = PGP_E_V + 1, PGP_E_V_NO_SIGNATURE = PGP_E_V + 2, PGP_E_V_UNKNOWN_SIGNER = PGP_E_V + 3, PGP_E_V_BAD_HASH = PGP_E_V + 4, /* Algorithm support errors */ PGP_E_ALG = 0x6000, /* general algorithm error */ PGP_E_ALG_UNSUPPORTED_SYMMETRIC_ALG = PGP_E_ALG + 1, PGP_E_ALG_UNSUPPORTED_PUBLIC_KEY_ALG = PGP_E_ALG + 2, PGP_E_ALG_UNSUPPORTED_SIGNATURE_ALG = PGP_E_ALG + 3, PGP_E_ALG_UNSUPPORTED_HASH_ALG = PGP_E_ALG + 4, PGP_E_ALG_UNSUPPORTED_COMPRESS_ALG = PGP_E_ALG + 5, /* Protocol errors */ PGP_E_PROTO = 0x7000, /* general protocol error */ PGP_E_PROTO_BAD_SYMMETRIC_DECRYPT = PGP_E_PROTO + 2, PGP_E_PROTO_UNKNOWN_SS = PGP_E_PROTO + 3, PGP_E_PROTO_CRITICAL_SS_IGNORED = PGP_E_PROTO + 4, PGP_E_PROTO_BAD_PUBLIC_KEY_VRSN = PGP_E_PROTO + 5, PGP_E_PROTO_BAD_SIGNATURE_VRSN = PGP_E_PROTO + 6, PGP_E_PROTO_BAD_ONE_PASS_SIG_VRSN = PGP_E_PROTO + 7, PGP_E_PROTO_BAD_PKSK_VRSN = PGP_E_PROTO + 8, PGP_E_PROTO_DECRYPTED_MSG_WRONG_LEN = PGP_E_PROTO + 9, PGP_E_PROTO_BAD_SK_CHECKSUM = PGP_E_PROTO + 10 } pgp_errcode_t; /** one entry in a linked list of errors */ typedef struct pgp_error { pgp_errcode_t errcode; int sys_errno; /* irrelevent unless errcode == * PGP_E_SYSTEM_ERROR */ char *comment; const char *file; int line; struct pgp_error *next; } pgp_error_t; const char *pgp_errcode(const pgp_errcode_t); void pgp_push_error(pgp_error_t **, pgp_errcode_t, int, const char *, int, const char *,...) __printflike(6, 7); void pgp_print_error(pgp_error_t *); void pgp_print_errors(pgp_error_t *); void pgp_free_errors(pgp_error_t *); int pgp_has_error(pgp_error_t *, pgp_errcode_t); #define PGP_SYSTEM_ERROR_1(err,code,sys,fmt,arg) do { \ pgp_push_error(err,PGP_E_SYSTEM_ERROR,errno,__FILE__,__LINE__,sys);\ pgp_push_error(err,code,0,__FILE__,__LINE__,fmt,arg); \ } while(/*CONSTCOND*/0) #define PGP_MEMORY_ERROR(err) { \ fprintf(stderr, "Memory error\n"); \ } /* \todo placeholder for better error * handling */ #define PGP_ERROR_1(err,code,fmt,arg) do { \ pgp_push_error(err,code,0,__FILE__,__LINE__,fmt,arg); \ } while(/*CONSTCOND*/0) #define PGP_ERROR_2(err,code,fmt,arg,arg2) do { \ pgp_push_error(err,code,0,__FILE__,__LINE__,fmt,arg,arg2); \ } while(/*CONSTCOND*/0) #define PGP_ERROR_3(err,code,fmt,arg,arg2,arg3) do { \ pgp_push_error(err,code,0,__FILE__,__LINE__,fmt,arg,arg2,arg3); \ } while(/*CONSTCOND*/0) #define PGP_ERROR_4(err,code,fmt,arg,arg2,arg3,arg4) do { \ pgp_push_error(err,code,0,__FILE__,__LINE__,fmt,arg,arg2,arg3,arg4); \ } while(/*CONSTCOND*/0) #endif /* ERRORS_H_ */