uustring.c

来自「UUDeview是一个编码解码器」· C语言 代码 · 共 170 行

/*
 * This file is part of uudeview, the simple and friendly multi-part multi-
 * file uudecoder  program  (c) 1994-2001 by Frank Pilhofer. The author may
 * be contacted at [e-mail]
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

/*
 * Strings used in the library for easier translation etc.
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#ifdef SYSTEM_WINDLL
#include <windows.h>
#endif
#ifdef SYSTEM_OS2
#include <os2.h>
#endif

#include <stdio.h>
#include <ctype.h>

#ifdef STDC_HEADERS
#include <stdlib.h>
#include <string.h>
#endif
#ifdef HAVE_MALLOC_H
#include <malloc.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_MEMORY_H
#include <memory.h>
#endif

#include <uudeview.h>
#include <uuint.h>
#include <uustring.h>

char * uustring_id = "$Id: uustring.c,v 1.8 2002/03/11 09:15:47 fp Exp $";

typedef struct {
  int code;
  char * msg;
} stringmap;

/*
 * Map of messages. This table is not exported, the messages must
 * be retrieved via the below uustring() function.
 */

static stringmap messages[] = {
  /* I/O related errors/messages. Last parameter is strerror() */
  { S_NOT_OPEN_SOURCE,  "Could not open source file %s: %s" },
  { S_NOT_OPEN_TARGET,  "Could not open target file %s for writing: %s" },
  { S_NOT_OPEN_FILE,    "Could not open file %s: %s" },
  { S_NOT_STAT_FILE,    "Could not stat file %s: %s" },
  { S_SOURCE_READ_ERR,  "Read error on source file: %s" },
  { S_READ_ERROR,       "Error reading from %s: %s" },
  { S_IO_ERR_TARGET,    "I/O error on target file %s: %s" },
  { S_WR_ERR_TARGET,    "Write error on target file %s: %s" },
  { S_WR_ERR_TEMP,      "Write error on temp file: %s" },
  { S_TMP_NOT_REMOVED,  "Could not remove temp file %s: %s (ignored)" },

  /* some other problems */
  { S_OUT_OF_MEMORY,    "Out of memory allocating %d bytes" },
  { S_TARGET_EXISTS,    "Target file %s exists and overwriting is not allowed" },
  { S_NOT_RENAME,       "Could not change name of %s to %s" },
  { S_ERR_ENCODING,     "Error while encoding %s: %s" },
  { S_STAT_ONE_PART,    "Could not stat input, encoding to one part only" },
  { S_PARM_CHECK,       "Parameter check failed in %s" },
  { S_SHORT_BINHEX,     "BinHex encoded file %s ended prematurely (%ld bytes left)" },
  { S_DECODE_CANCEL,    "Decode operation canceled" },
  { S_ENCODE_CANCEL,    "Encode operation canceled" },
  { S_SCAN_CANCEL,      "Scanning canceled" },
  { S_SIZE_MISMATCH,    "%s: Decoded size (%ld) does not match expected size (%ld)" },
  { S_PSIZE_MISMATCH,   "%s part %d: Decoded size (%ld) does not match expected size (%ld)" },
  { S_CRC_MISMATCH,     "CRC32 mismatch in %s. Decoded file probably corrupt." },
  { S_PCRC_MISMATCH,    "PCRC32 mismatch in %s part %d. Decoded file probably corrupt." },

  /* informational messages */
  { S_LOADED_PART,      "Loaded from %s: '%s' (%s): %s part %d %s %s %s" },
  { S_NO_DATA_FOUND,    "No encoded data found in %s" },
  { S_NO_BIN_FILE,      "Oops, could not find decoded file?" },
  { S_STRIPPED_SETUID,  "Stripped setuid/setgid bits from target file %s mode %d" },
  { S_DATA_SUSPICIOUS,  "Data looks suspicious. Decoded file might be corrupt." },
  { S_NO_TEMP_NAME,     "Could not get name for temporary file" },
  { S_BINHEX_SIZES,     "BinHex file: data/resource fork sizes %ld/%ld" },
  { S_BINHEX_BOTH,      "BinHex file: both forks non-empty, decoding data fork" },
  { S_SMERGE_MERGED,    "Parts of '%s' merged with parts of '%s' (%d)" },
  
  /* MIME-related messages */
  { S_MIME_NO_BOUNDARY, "Multipart message without boundary ignored" },
  { S_MIME_B_NOT_FOUND, "Boundary expected on Multipart message but found EOF" },
  { S_MIME_MULTI_DEPTH, "Multipart message nested too deep" },
  { S_MIME_PART_MULTI,  "Handling partial multipart message as plain text" },

  { 0, "" }
};

/*
 * description of the return values UURET_*
 */

char *uuretcodes[] = {
  "OK",
  "File I/O Error",
  "Not Enough Memory",
  "Illegal Value",
  "No Data found",
  "Unexpected End of File",
  "Unsupported function",
  "File exists",
  "Continue -- no error",	/* only to be seen internally */
  "Operation Canceled"
};

/*
 * Names of encoding types
 */

char *codenames[8] = {
  "", "UUdata", "Base64", "XXdata", "Binhex", "Text", "Text", "yEnc"
};

/*
 * Message types
 */

char *msgnames[6] = {
  "", "Note: ", "Warning: ", "ERROR: ", "FATAL ERROR: ", "PANIC: "
};

/*
 * Retrieve one of the messages. We never return NULL
 * but instead escape to "oops".
 */

char *
uustring (int codeno)
{
  static char * faileddef = "oops";
  stringmap *ptr = messages;

  while (ptr->code) {
    if (ptr->code == codeno)
      return ptr->msg;
    ptr++;
  }

  UUMessage (uustring_id, __LINE__, UUMSG_ERROR,
	     "Could not retrieve string no %d",
	     codeno);

  return faileddef;
}