summaryrefslogtreecommitdiffstats
path: root/ucb/source/ucp/ftp/ftpdirp.cxx
diff options
context:
space:
mode:
Diffstat (limited to 'ucb/source/ucp/ftp/ftpdirp.cxx')
-rw-r--r--ucb/source/ucp/ftp/ftpdirp.cxx1269
1 files changed, 1269 insertions, 0 deletions
diff --git a/ucb/source/ucp/ftp/ftpdirp.cxx b/ucb/source/ucp/ftp/ftpdirp.cxx
new file mode 100644
index 000000000..69bea64ab
--- /dev/null
+++ b/ucb/source/ucp/ftp/ftpdirp.cxx
@@ -0,0 +1,1269 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you 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 .
+ */
+
+
+/**************************************************************************
+ TODO
+ **************************************************************************
+
+ *************************************************************************/
+#include "ftpdirp.hxx"
+#include <osl/time.h>
+
+
+using namespace ftp;
+
+static bool ascii_isWhitespace( sal_Unicode ch )
+{
+ return ((ch <= 0x20) && ch);
+}
+
+
+/*========================================================================
+ *
+ * FTPDirectoryParser implementation.
+ *
+ *======================================================================*/
+/*
+ * parseDOS.
+ * Accepts one of two styles:
+ *
+ * 1 *WSP 1*2DIGIT ("." / "-") 1*2DIGIT ("." / "-") 1*4DIGIT 1*WSP
+ * 1*2DIGIT ":" 1*2DIGIT [*WSP ("A" / "P") "M"] 1*WSP
+ * ((DIGIT *(DIGIT / "." / ",")) / "<DIR>") 1*WSP 1*OCTET
+ *
+ * interpreted as: mm.dd.yy hh:mm (size / <DIR>) name
+ *
+ * 2 *WSP 1*DIGIT 1*WSP *(1*CHAR *WSP) *1("DIR" 1*WSP) 1*2DIGIT "-" 1*2DIGIT
+ * "-" 1*4DIGIT 1*WSP 1*2DIGIT ":" 1*2DIGIT 1*WSP 1*OCTET
+ *
+ * interpreted as: size attribs DIR mm-dd-yy hh:mm name
+ */
+
+bool FTPDirectoryParser::parseDOS (
+ FTPDirentry &rEntry,
+ const char *pBuffer)
+{
+ bool bDirectory = false;
+ sal_uInt32 nSize = 0;
+ sal_uInt16 nYear = 0;
+ sal_uInt16 nMonth = 0;
+ sal_uInt16 nDay = 0;
+ sal_uInt16 nHour = 0;
+ sal_uInt16 nMinute = 0;
+
+ enum StateType
+ {
+ STATE_INIT_LWS,
+ STATE_MONTH_OR_SIZE,
+ STATE_1_DAY, STATE_1_YEAR, STATE_1_YEAR_LWS, STATE_1_HOUR,
+ STATE_1_MINUTE, STATE_1_MINUTE_LWS, STATE_1_AP,
+ STATE_1_APM, STATE_1_LESS, STATE_1_D, STATE_1_DI,
+ STATE_1_DIR, STATE_1_SIZE,
+ STATE_2_SIZE, STATE_2_SIZE_LWS, STATE_2_ATTRIB,
+ STATE_2_D, STATE_2_DI, STATE_2_DIR_LWS,
+ STATE_2_MONTH, STATE_2_DAY, STATE_2_YEAR, STATE_2_YEAR_LWS,
+ STATE_2_HOUR, STATE_2_MINUTE,
+ STATE_LWS_NAME,
+ STATE_ERROR
+ };
+
+ int nDigits = 0;
+ enum StateType eState = STATE_INIT_LWS;
+ for (const char *p = pBuffer;
+ eState != STATE_ERROR && *p;
+ ++p)
+ {
+ switch (eState)
+ {
+ case STATE_INIT_LWS:
+ if (*p >= '0' && *p <= '9')
+ {
+ nMonth = *p - '0';
+ nDigits = 1;
+ eState = STATE_MONTH_OR_SIZE;
+ }
+ else if (!ascii_isWhitespace(*p))
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_MONTH_OR_SIZE:
+ if (*p >= '0' && *p <= '9')
+ {
+ nMonth = 10 * nMonth + (*p - '0');
+ if (nDigits < 2)
+ ++nDigits;
+ else
+ {
+ nSize = nMonth;
+ nMonth = 0;
+ eState = STATE_2_SIZE;
+ }
+ }
+ else if (ascii_isWhitespace(*p))
+ {
+ nSize = nMonth;
+ nMonth = 0;
+ eState = STATE_2_SIZE_LWS;
+ }
+ else if ((*p == '.' || *p == '-') && nMonth && nMonth <= 12)
+ {
+ nDigits = 0;
+ eState = STATE_1_DAY;
+ }
+ else
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_1_DAY:
+ if (*p >= '0' && *p <= '9')
+ if (nDigits < 2)
+ {
+ nDay = 10 * nDay + (*p - '0');
+ ++nDigits;
+ }
+ else
+ eState = STATE_ERROR;
+ else if ((*p == '.' || *p == '-') && nDay && nDay <= 31)
+ {
+ nDigits = 0;
+ eState = STATE_1_YEAR;
+ }
+ else
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_1_YEAR:
+ if (*p >= '0' && *p <= '9')
+ {
+ if (nDigits < 4)
+ {
+ nYear = 10 * nYear + (*p - '0');
+ ++nDigits;
+ }
+ else
+ eState = STATE_ERROR;
+ }
+ else
+ {
+ if (ascii_isWhitespace(*p))
+ eState = STATE_1_YEAR_LWS;
+ else
+ eState = STATE_ERROR;
+ }
+ break;
+
+ case STATE_1_YEAR_LWS:
+ if (*p >= '0' && *p <= '9')
+ {
+ nHour = *p - '0';
+ nDigits = 1;
+ eState = STATE_1_HOUR;
+ }
+ else if (!ascii_isWhitespace(*p))
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_1_HOUR:
+ if (*p >= '0' && *p <= '9')
+ if (nDigits < 2)
+ {
+ nHour = 10 * nHour + (*p - '0');
+ ++nDigits;
+ }
+ else
+ eState = STATE_ERROR;
+ else if (*p == ':' && nHour < 24)
+ {
+ nDigits = 0;
+ eState = STATE_1_MINUTE;
+ }
+ else
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_1_MINUTE:
+ if (*p >= '0' && *p <= '9')
+ if (nDigits < 2)
+ {
+ nMinute = 10 * nMinute + (*p - '0');
+ ++nDigits;
+ }
+ else
+ eState = STATE_ERROR;
+ else if ((*p == 'a' || *p == 'A') && nMinute < 60)
+ if (nHour >= 1 && nHour <= 11)
+ eState = STATE_1_AP;
+ else if (nHour == 12)
+ {
+ nHour = 0;
+ eState = STATE_1_AP;
+ }
+ else
+ eState = STATE_ERROR;
+ else if ((*p == 'p' || *p == 'P') && nMinute < 60)
+ if (nHour >= 1 && nHour <= 11)
+ {
+ nHour += 12;
+ eState = STATE_1_AP;
+ }
+ else if (nHour == 12)
+ eState = STATE_1_AP;
+ else
+ eState = STATE_ERROR;
+ else if (ascii_isWhitespace(*p) && (nMinute < 60))
+ eState = STATE_1_MINUTE_LWS;
+ else
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_1_MINUTE_LWS:
+ if (*p == 'a' || *p == 'A')
+ if (nHour >= 1 && nHour <= 11)
+ eState = STATE_1_AP;
+ else if (nHour == 12)
+ {
+ nHour = 0;
+ eState = STATE_1_AP;
+ }
+ else
+ eState = STATE_ERROR;
+ else if (*p == 'p' || *p == 'P')
+ if (nHour >= 1 && nHour <= 11)
+ {
+ nHour += 12;
+ eState = STATE_1_AP;
+ }
+ else if (nHour == 12)
+ eState = STATE_1_AP;
+ else
+ eState = STATE_ERROR;
+ else if (*p == '<')
+ eState = STATE_1_LESS;
+ else if (*p >= '0' && *p <= '9')
+ {
+ nSize = *p - '0';
+ eState = STATE_1_SIZE;
+ }
+ else if (!ascii_isWhitespace(*p))
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_1_AP:
+ eState = *p == 'm' || *p == 'M' ? STATE_1_APM : STATE_ERROR;
+ break;
+
+ case STATE_1_APM:
+ if (*p == '<')
+ eState = STATE_1_LESS;
+ else if (*p >= '0' && *p <= '9')
+ {
+ nSize = *p - '0';
+ eState = STATE_1_SIZE;
+ }
+ else if (!ascii_isWhitespace(*p))
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_1_LESS:
+ eState = *p == 'd' || *p == 'D' ? STATE_1_D : STATE_ERROR;
+ break;
+
+ case STATE_1_D:
+ eState = *p == 'i' || *p == 'I' ? STATE_1_DI : STATE_ERROR;
+ break;
+
+ case STATE_1_DI:
+ eState = *p == 'r' || *p == 'R' ? STATE_1_DIR : STATE_ERROR;
+ break;
+
+ case STATE_1_DIR:
+ if (*p == '>')
+ {
+ bDirectory = true;
+ eState = STATE_LWS_NAME;
+ }
+ else
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_1_SIZE:
+ if (*p >= '0' && *p <= '9')
+ nSize = 10 * nSize + (*p - '0');
+ else if (ascii_isWhitespace(*p))
+ eState = STATE_LWS_NAME;
+ else
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_2_SIZE:
+ if (*p >= '0' && *p <= '9')
+ nSize = 10 * nSize + (*p - '0');
+ else if (ascii_isWhitespace(*p))
+ eState = STATE_2_SIZE_LWS;
+ else
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_2_SIZE_LWS:
+ if (*p == 'd' || *p == 'D')
+ eState = STATE_2_D;
+ else if ((*p >= 'a' && *p <= 'z') || (*p >= 'A' && *p <= 'Z'))
+ eState = STATE_2_ATTRIB;
+ else if (*p >= '0' && *p <= '9')
+ {
+ nMonth = *p - '0';
+ nDigits = 1;
+ eState = STATE_2_MONTH;
+ }
+ else if (!ascii_isWhitespace(*p))
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_2_ATTRIB:
+ if (ascii_isWhitespace(*p))
+ eState = STATE_2_SIZE_LWS;
+ else if ((*p < 'a' || *p > 'z') && (*p < 'A' || *p > 'Z'))
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_2_D:
+ if (*p == 'i' || *p == 'I')
+ eState = STATE_2_DI;
+ else if ((*p >= 'a' && *p <= 'z') || (*p >= 'A' && *p <= 'Z'))
+ eState = STATE_2_ATTRIB;
+ else if (ascii_isWhitespace(*p))
+ eState = STATE_2_SIZE_LWS;
+ else
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_2_DI:
+ if (*p == 'r' || *p == 'R')
+ {
+ bDirectory = true;
+ eState = STATE_2_DIR_LWS;
+ }
+ else
+ {
+ if ((*p >= 'a' && *p <= 'z') || (*p >= 'A' && *p <= 'Z'))
+ eState = STATE_2_ATTRIB;
+ else if (ascii_isWhitespace(*p))
+ eState = STATE_2_SIZE_LWS;
+ else
+ eState = STATE_ERROR;
+ }
+ break;
+
+ case STATE_2_DIR_LWS:
+ if (*p >= '0' && *p <= '9')
+ {
+ nMonth = *p - '0';
+ nDigits = 1;
+ eState = STATE_2_MONTH;
+ }
+ else if (!ascii_isWhitespace(*p))
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_2_MONTH:
+ if (*p >= '0' && *p <= '9')
+ if (nDigits < 2)
+ {
+ nMonth = 10 * nMonth + (*p - '0');
+ ++nDigits;
+ }
+ else
+ eState = STATE_ERROR;
+ else if (*p == '-' && nMonth && nMonth <= 12)
+ {
+ nDigits = 0;
+ eState = STATE_2_DAY;
+ }
+ else
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_2_DAY:
+ if (*p >= '0' && *p <= '9')
+ if (nDigits < 2)
+ {
+ nDay = 10 * nDay + (*p - '0');
+ ++nDigits;
+ }
+ else
+ eState = STATE_ERROR;
+ else if (*p == '-' && nDay && nDay <= 31)
+ {
+ nDigits = 0;
+ eState = STATE_2_YEAR;
+ }
+ else
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_2_YEAR:
+ if (*p >= '0' && *p <= '9')
+ {
+ if (nDigits < 4)
+ {
+ nYear = 10 * nYear + (*p - '0');
+ ++nDigits;
+ }
+ else
+ eState = STATE_ERROR;
+ }
+ else
+ {
+ if (ascii_isWhitespace(*p))
+ eState = STATE_2_YEAR_LWS;
+ else
+ eState = STATE_ERROR;
+ }
+ break;
+
+ case STATE_2_YEAR_LWS:
+ if (*p >= '0' && *p <= '9')
+ {
+ nHour = *p - '0';
+ nDigits = 1;
+ eState = STATE_2_HOUR;
+ }
+ else if (!ascii_isWhitespace(*p))
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_2_HOUR:
+ if (*p >= '0' && *p <= '9')
+ if (nDigits < 2)
+ {
+ nHour = 10 * nHour + (*p - '0');
+ ++nDigits;
+ }
+ else
+ eState = STATE_ERROR;
+ else if (*p == ':' && nHour < 24)
+ {
+ nDigits = 0;
+ eState = STATE_2_MINUTE;
+ }
+ else
+ eState = STATE_ERROR;
+ break;
+
+ case STATE_2_MINUTE:
+ if (*p >= '0' && *p <= '9')
+ {
+ if (nDigits < 2)
+ {
+ nMinute = 10 * nMinute + (*p - '0');
+ ++nDigits;
+ }
+ else
+ eState = STATE_ERROR;
+ }
+ else
+ {
+ if (ascii_isWhitespace(*p) && (nMinute < 60))
+ eState = STATE_LWS_NAME;
+ else
+ eState = STATE_ERROR;
+ }
+ break;
+
+ case STATE_LWS_NAME:
+ if (!ascii_isWhitespace(*p))
+ {
+ setPath (rEntry.m_aName, p);
+ if (bDirectory)
+ rEntry.m_nMode |= INETCOREFTP_FILEMODE_ISDIR;
+ rEntry.m_nSize = nSize;
+
+ setYear (rEntry.m_aDate, nYear);
+
+ rEntry.m_aDate.SetMonth(nMonth);
+ rEntry.m_aDate.SetDay(nDay);
+ rEntry.m_aDate.SetHour(nHour);
+ rEntry.m_aDate.SetMin(nMinute);
+
+ return true;
+ }
+ break;
+ case STATE_ERROR:
+ break;
+ }
+ }
+
+ return false;
+}
+
+/*
+ * parseVMS.
+ * Directory entries may span one or two lines:
+ *
+ * entry: *lws name *1(*lws <NEWLINE>) 1*lws size 1*lws datetime rest
+ *
+ * name: filename "." filetype ";" version
+ * filename: 1*39fchar
+ * filetype: 1*39fchar
+ * version: non0digit *digit
+ *
+ * size: "0" / non0digit *digit
+ *
+ * datetime: date 1*lwsp time
+ * date: day "-" month "-" year
+ * day: (*1"0" non0digit) / ("1"-"2" digit) / ("3" "0"-"1")
+ * month: "JAN" / "FEB" / "MAR" / "APR" / "MAY" / "JUN" / "JUL" / "AUG"
+ * / "SEP" / "OCT" / "NOV" / "DEC" ; all case insensitive
+ * year: 2digit / 4digit
+ * time: hour ":" minute
+ * hour: ((*1"0" / "1") digit) / ("2" "0"-"3")
+ * minute: "0"-"5" digit
+ *
+ * rest: *1(lws *<ANY>)
+ *
+ * lws: <TAB> / <SPACE>
+ * non0digit: "1"-"9"
+ * digit: "0" / non0digit
+ * fchar: "A"-"Z" / "a"-"z" / digit / "-" / "_" / "$"
+ *
+ * For directories, the returned name is the <filename> part; for non-
+ * directory files, the returned name is the <filename "." filetype> part.
+ * An entry is a directory iff its filetype is "DIR" (ignoring case).
+ *
+ * The READ, WRITE, and ISLINK mode bits are not supported.
+ *
+ * The returned size is the <size> part, multiplied by 512, and with the high
+ * order bits truncated to fit into a sal_uInt32.
+ *
+ */
+bool FTPDirectoryParser::parseVMS (
+ FTPDirentry &rEntry,
+ const char *pBuffer)
+{
+ static OUString aFirstLineName;
+ static bool bFirstLineDir = false;
+
+ for (bool bFirstLine = true;; bFirstLine = false)
+ {
+ const char *p = pBuffer;
+ if (bFirstLine)
+ {
+ // Skip <*lws> part:
+ while (*p == '\t' || *p == ' ')
+ ++p;
+
+ // Parse <filename "."> part:
+ const char *pFileName = p;
+ while ((*p >= 'A' && *p <= 'Z') ||
+ (*p >= 'a' && *p <= 'z') ||
+ (*p >= '0' && *p <= '9') ||
+ *p == '-' || *p == '_' || *p == '$')
+ ++p;
+
+ if (*p != '.' || p == pFileName || p - pFileName > 39)
+ {
+ if (!aFirstLineName.isEmpty())
+ continue;
+ else
+ return false;
+ }
+
+ // Parse <filetype ";"> part:
+ const char *pFileType = ++p;
+ while ((*p >= 'A' && *p <= 'Z') ||
+ (*p >= 'a' && *p <= 'z') ||
+ (*p >= '0' && *p <= '9') ||
+ *p == '-' || *p == '_' || *p == '$')
+ ++p;
+
+ if (*p != ';' || p == pFileName || p - pFileName > 39)
+ {
+ if (!aFirstLineName.isEmpty())
+ continue;
+ else
+ return false;
+ }
+ ++p;
+
+ // Set entry's name and mode (ISDIR flag):
+ if ((p - pFileType == 4) &&
+ (pFileType[0] == 'D' || pFileType[0] == 'd') &&
+ (pFileType[1] == 'I' || pFileType[1] == 'i') &&
+ (pFileType[2] == 'R' || pFileType[2] == 'r') )
+ {
+ setPath (rEntry.m_aName, pFileName, (pFileType - pFileName));
+ rEntry.m_nMode = INETCOREFTP_FILEMODE_ISDIR;
+ }
+ else
+ {
+ setPath (rEntry.m_aName, pFileName, (p - pFileName));
+ rEntry.m_nMode = 0;
+ }
+
+ // Skip <version> part:
+ if (*p < '1' || *p > '9')
+ {
+ if (!aFirstLineName.isEmpty())
+ continue;
+ else
+ return false;
+ }
+ ++p;
+ while (*p >= '0' && *p <= '9')
+ ++p;
+
+ // Parse <1*lws> or <*lws <NEWLINE>> part:
+ bool bLWS = false;
+ while (*p == '\t' || *p == ' ')
+ {
+ bLWS = true;
+ ++p;
+ }
+ if (*p)
+ {
+ if (!bLWS)
+ {
+ if (!aFirstLineName.isEmpty())
+ continue;
+ else
+ return false;
+ }
+ }
+ else
+ {
+ /*
+ * First line of entry spanning two lines,
+ * wait for second line.
+ */
+ aFirstLineName = rEntry.m_aName;
+ bFirstLineDir =
+ ((rEntry.m_nMode & INETCOREFTP_FILEMODE_ISDIR) != 0);
+ return false;
+ }
+ }
+ else
+ {
+ /*
+ * Second line of entry spanning two lines,
+ * restore entry's name and mode (ISDIR flag).
+ */
+ rEntry.m_aName = aFirstLineName;
+ rEntry.m_nMode = (bFirstLineDir ? INETCOREFTP_FILEMODE_ISDIR : 0);
+
+ // Skip <1*lws> part:
+ if (*p != '\t' && *p != ' ')
+ return false;
+ ++p;
+ while (*p == '\t' || *p == ' ')
+ ++p;
+ }
+
+ // Parse <size> part and set entry's size:
+ if (*p < '0' || *p > '9')
+ return false;
+ sal_uInt32 nSize = *p - '0';
+ if (*p++ != '0')
+ while (*p >= '0' && *p <= '9')
+ nSize = 10 * rEntry.m_nSize + (*p++ - '0');
+ rEntry.m_nSize = 512 * nSize;
+
+ // Skip <1*lws> part:
+ if (*p != '\t' && *p != ' ')
+ return false;
+ ++p;
+ while (*p == '\t' || *p == ' ')
+ ++p;
+
+ // Parse <day "-"> part and set entry date's day:
+ sal_uInt16 nDay;
+ if (*p == '0')
+ {
+ ++p;
+ if (*p < '1' || *p > '9')
+ return false;
+ nDay = *p++ - '0';
+ }
+ else if (*p == '1' || *p == '2')
+ {
+ nDay = *p++ - '0';
+ if (*p >= '0' && *p <= '9')
+ nDay = 10 * nDay + (*p++ - '0');
+ }
+ else if (*p == '3')
+ {
+ ++p;
+ nDay = (*p == '0' || *p == '1') ? 30 + (*p++ - '0') : 3;
+ }
+ else if (*p >= '4' && *p <= '9')
+ nDay = *p++ - '0';
+ else
+ return false;
+
+ rEntry.m_aDate.SetDay(nDay);
+ if (*p++ != '-')
+ return false;
+
+ // Parse <month "-"> part and set entry date's month:
+ char const * pMonth = p;
+ sal_Int32 const monthLen = 3;
+ for (int i = 0; i < monthLen; ++i)
+ {
+ if (!((*p >= 'A' && *p <= 'Z') || (*p >= 'a' && *p <= 'z')))
+ return false;
+ ++p;
+ }
+ if (rtl_str_compareIgnoreAsciiCase_WithLength(
+ pMonth, monthLen, "JAN", monthLen) == 0)
+ rEntry.m_aDate.SetMonth(1);
+ else if (rtl_str_compareIgnoreAsciiCase_WithLength(
+ pMonth, monthLen, "FEB", monthLen) == 0)
+ rEntry.m_aDate.SetMonth(2);
+ else if (rtl_str_compareIgnoreAsciiCase_WithLength(
+ pMonth, monthLen, "MAR", monthLen) == 0)
+ rEntry.m_aDate.SetMonth(3);
+ else if (rtl_str_compareIgnoreAsciiCase_WithLength(
+ pMonth, monthLen, "APR", monthLen) == 0)
+ rEntry.m_aDate.SetMonth(4);
+ else if (rtl_str_compareIgnoreAsciiCase_WithLength(
+ pMonth, monthLen, "MAY", monthLen) == 0)
+ rEntry.m_aDate.SetMonth(5);
+ else if (rtl_str_compareIgnoreAsciiCase_WithLength(
+ pMonth, monthLen, "JUN", monthLen) == 0)
+ rEntry.m_aDate.SetMonth(6);
+ else if (rtl_str_compareIgnoreAsciiCase_WithLength(
+ pMonth, monthLen, "JUL", monthLen) == 0)
+ rEntry.m_aDate.SetMonth(7);
+ else if (rtl_str_compareIgnoreAsciiCase_WithLength(
+ pMonth, monthLen, "AUG", monthLen) == 0)
+ rEntry.m_aDate.SetMonth(8);
+ else if (rtl_str_compareIgnoreAsciiCase_WithLength(
+ pMonth, monthLen, "SEP", monthLen) == 0)
+ rEntry.m_aDate.SetMonth(9);
+ else if (rtl_str_compareIgnoreAsciiCase_WithLength(
+ pMonth, monthLen, "OCT", monthLen) == 0)
+ rEntry.m_aDate.SetMonth(10);
+ else if (rtl_str_compareIgnoreAsciiCase_WithLength(
+ pMonth, monthLen, "NOV", monthLen) == 0)
+ rEntry.m_aDate.SetMonth(11);
+ else if (rtl_str_compareIgnoreAsciiCase_WithLength(
+ pMonth, monthLen, "DEC", monthLen) == 0)
+ rEntry.m_aDate.SetMonth(12);
+ else
+ return false;
+ if (*p++ != '-')
+ return false;
+
+ // Parse <year> part and set entry date's year:
+ sal_uInt16 nYear = 0;
+ for (int i = 0; i < 2; ++i)
+ {
+ if (*p < '0' || *p > '9')
+ return false;
+ nYear = 10 * nYear + (*p++ - '0');
+ }
+ if (*p >= '0' && *p <= '9')
+ {
+ nYear = 10 * nYear + (*p++ - '0');
+ if (*p < '0' || *p > '9')
+ return false;
+ nYear = 10 * nYear + (*p++ - '0');
+ }
+ setYear (rEntry.m_aDate, nYear);
+
+ // Skip <1*lws> part:
+ if (*p != '\t' && *p != ' ')
+ return false;
+ ++p;
+ while (*p == '\t' || *p == ' ')
+ ++p;
+
+ // Parse <hour ":"> part and set entry time's hour:
+ sal_uInt16 nHour;
+ if (*p == '0' || *p == '1')
+ {
+ nHour = *p++ - '0';
+ if (*p >= '0' && *p <= '9')
+ nHour = 10 * nHour + (*p++ - '0');
+ }
+ else if (*p == '2')
+ {
+ ++p;
+ nHour = (*p >= '0' && *p <= '3') ? 20 + (*p++ - '0') : 2;
+ }
+ else if (*p >= '3' && *p <= '9')
+ nHour = *p++ - '0';
+ else
+ return false;
+
+ rEntry.m_aDate.SetHour(nHour);
+ if (*p++ != ':')
+ return false;
+
+ /*
+ * Parse <minute> part and set entry time's minutes,
+ * seconds (0), and nanoseconds (0).
+ */
+ if (*p < '0' || *p > '5')
+ return false;
+
+ sal_uInt16 nMinute = *p++ - '0';
+ if (*p < '0' || *p > '9')
+ return false;
+
+ nMinute = 10 * nMinute + (*p++ - '0');
+ rEntry.m_aDate.SetMin(nMinute);
+ rEntry.m_aDate.SetSec(0);
+ rEntry.m_aDate.SetNanoSec(0);
+
+ // Skip <rest> part:
+ return !*p || *p == '\t' || *p == ' ';
+ }
+}
+
+/*
+ * parseUNIX
+ */
+bool FTPDirectoryParser::parseUNIX (
+ FTPDirentry &rEntry,
+ const char *pBuffer)
+{
+ const char *p1, *p2;
+ p1 = pBuffer;
+
+ if (!((*p1 == '-') || (*p1 == 'd') || (*p1 == 'l')))
+ return false;
+
+ // 1st column: FileMode.
+ if (*p1 == 'd')
+ rEntry.m_nMode |= INETCOREFTP_FILEMODE_ISDIR;
+
+ if (*p1 == 'l')
+ rEntry.m_nMode |= INETCOREFTP_FILEMODE_ISLINK;
+
+ // Skip to end of column and set rights by the way
+ while (*p1 && !ascii_isWhitespace(*p1)) {
+ if(*p1 == 'r')
+ rEntry.m_nMode |= INETCOREFTP_FILEMODE_READ;
+ else if(*p1 == 'w')
+ rEntry.m_nMode |= INETCOREFTP_FILEMODE_WRITE;
+ p1++;
+ }
+
+ /*
+ * Scan for the sequence of size and date fields:
+ * *LWS 1*DIGIT 1*LWS 3CHAR 1*LWS 1*2DIGIT 1*LWS
+ * (4DIGIT / (1*2DIGIT ":" 2DIGIT)) 1*LWS
+ */
+ enum Mode
+ {
+ FOUND_NONE, FOUND_SIZE, FOUND_MONTH, FOUND_DAY, FOUND_YEAR_TIME
+ };
+
+ const char *pDayStart = nullptr;
+ const char *pDayEnd = nullptr;
+ Mode eMode;
+ for (eMode = FOUND_NONE; *p1 && eMode != FOUND_YEAR_TIME; p1 = p2 + 1)
+ {
+ while (*p1 && ascii_isWhitespace(*p1))
+ ++p1;
+ p2 = p1;
+ while (*p2 && !ascii_isWhitespace(*p2))
+ ++p2;
+
+ switch (eMode)
+ {
+ case FOUND_NONE:
+ if (parseUNIX_isSizeField (p1, p2, rEntry.m_nSize))
+ eMode = FOUND_SIZE;
+ break;
+
+ case FOUND_SIZE:
+ if (parseUNIX_isMonthField (p1, p2, rEntry.m_aDate))
+ eMode = FOUND_MONTH;
+ else if (!parseUNIX_isSizeField (p1, p2, rEntry.m_nSize))
+ eMode = FOUND_NONE;
+ break;
+
+ case FOUND_MONTH:
+ if (parseUNIX_isDayField (p1, p2, rEntry.m_aDate))
+ {
+ pDayStart = p1;
+ pDayEnd = p2;
+ eMode = FOUND_DAY;
+ }
+ else if (parseUNIX_isSizeField (p1, p2, rEntry.m_nSize))
+ eMode = FOUND_SIZE;
+ else
+ eMode = FOUND_NONE;
+ break;
+
+ case FOUND_DAY:
+ if (parseUNIX_isYearTimeField (p1, p2, rEntry.m_aDate))
+ eMode = FOUND_YEAR_TIME;
+ else if (
+ parseUNIX_isSizeField (
+ pDayStart, pDayEnd, rEntry.m_nSize) &&
+ parseUNIX_isMonthField (
+ p1, p2, rEntry.m_aDate))
+ eMode = FOUND_MONTH;
+ else if (parseUNIX_isSizeField (p1, p2, rEntry.m_nSize))
+ eMode = FOUND_SIZE;
+ else
+ eMode = FOUND_NONE;
+ break;
+ // coverity[dead_error_begin] - following conditions exist to avoid compiler warning
+ case FOUND_YEAR_TIME:
+ break;
+ }
+ }
+
+ if (eMode == FOUND_YEAR_TIME)
+ {
+ // 9th column: FileName (rest of line).
+ while (*p1 && ascii_isWhitespace(*p1)) p1++;
+ setPath (rEntry.m_aName, p1);
+
+ // Done.
+ return true;
+ }
+ return false;
+}
+
+/*
+ * parseUNIX_isSizeField.
+ */
+bool FTPDirectoryParser::parseUNIX_isSizeField (
+ const char *pStart,
+ const char *pEnd,
+ sal_uInt32 &rSize)
+{
+ if (!*pStart || !*pEnd || pStart == pEnd)
+ return false;
+
+ rSize = 0;
+ if (*pStart >= '0' && *pStart <= '9')
+ {
+ for (; pStart < pEnd; ++pStart)
+ if ((*pStart >= '0') && (*pStart <= '9'))
+ rSize = 10 * rSize + (*pStart - '0');
+ else
+ return false;
+ return true;
+ }
+ else
+ {
+ /*
+ * For a combination of long group name and large file size,
+ * some FTPDs omit LWS between those two columns.
+ */
+ int nNonDigits = 0;
+ int nDigits = 0;
+
+ for (; pStart < pEnd; ++pStart)
+ if ((*pStart >= '1') && (*pStart <= '9'))
+ {
+ ++nDigits;
+ rSize = 10 * rSize + (*pStart - '0');
+ }
+ else if ((*pStart == '0') && nDigits)
+ {
+ ++nDigits;
+ rSize *= 10;
+ }
+ else if ((*pStart > ' ') && (sal::static_int_cast<sal_uInt8>(*pStart) <= '\x7F'))
+ {
+ nNonDigits += nDigits + 1;
+ nDigits = 0;
+ rSize = 0;
+ }
+ else
+ return false;
+ return ((nNonDigits >= 9) && (nDigits >= 7));
+ }
+}
+
+/*
+ * parseUNIX_isMonthField.
+ */
+bool FTPDirectoryParser::parseUNIX_isMonthField (
+ const char *pStart,
+ const char *pEnd,
+ DateTime &rDateTime)
+{
+ if (!*pStart || !*pEnd || pStart + 3 != pEnd)
+ return false;
+
+ if ((pStart[0] == 'j' || pStart[0] == 'J') &&
+ (pStart[1] == 'a' || pStart[1] == 'A') &&
+ (pStart[2] == 'n' || pStart[2] == 'N') )
+ {
+ rDateTime.SetMonth(1);
+ return true;
+ }
+ if ((pStart[0] == 'f' || pStart[0] == 'F') &&
+ (pStart[1] == 'e' || pStart[1] == 'E') &&
+ (pStart[2] == 'b' || pStart[2] == 'B') )
+ {
+ rDateTime.SetMonth(2);
+ return true;
+ }
+ if ((pStart[0] == 'm' || pStart[0] == 'M') &&
+ (pStart[1] == 'a' || pStart[1] == 'A') &&
+ (pStart[2] == 'r' || pStart[2] == 'R') )
+ {
+ rDateTime.SetMonth(3);
+ return true;
+ }
+ if ((pStart[0] == 'a' || pStart[0] == 'A') &&
+ (pStart[1] == 'p' || pStart[1] == 'P') &&
+ (pStart[2] == 'r' || pStart[2] == 'R') )
+ {
+ rDateTime.SetMonth(4);
+ return true;
+ }
+ if ((pStart[0] == 'm' || pStart[0] == 'M') &&
+ (pStart[1] == 'a' || pStart[1] == 'A') &&
+ (pStart[2] == 'y' || pStart[2] == 'Y') )
+ {
+ rDateTime.SetMonth(5);
+ return true;
+ }
+ if ((pStart[0] == 'j' || pStart[0] == 'J') &&
+ (pStart[1] == 'u' || pStart[1] == 'U') &&
+ (pStart[2] == 'n' || pStart[2] == 'N') )
+ {
+ rDateTime.SetMonth(6);
+ return true;
+ }
+ if ((pStart[0] == 'j' || pStart[0] == 'J') &&
+ (pStart[1] == 'u' || pStart[1] == 'U') &&
+ (pStart[2] == 'l' || pStart[2] == 'L') )
+ {
+ rDateTime.SetMonth(7);
+ return true;
+ }
+ if ((pStart[0] == 'a' || pStart[0] == 'A') &&
+ (pStart[1] == 'u' || pStart[1] == 'U') &&
+ (pStart[2] == 'g' || pStart[2] == 'G') )
+ {
+ rDateTime.SetMonth(8);
+ return true;
+ }
+ if ((pStart[0] == 's' || pStart[0] == 'S') &&
+ (pStart[1] == 'e' || pStart[1] == 'E') &&
+ (pStart[2] == 'p' || pStart[2] == 'P') )
+ {
+ rDateTime.SetMonth(9);
+ return true;
+ }
+ if ((pStart[0] == 'o' || pStart[0] == 'O') &&
+ (pStart[1] == 'c' || pStart[1] == 'C') &&
+ (pStart[2] == 't' || pStart[2] == 'T') )
+ {
+ rDateTime.SetMonth(10);
+ return true;
+ }
+ if ((pStart[0] == 'n' || pStart[0] == 'N') &&
+ (pStart[1] == 'o' || pStart[1] == 'O') &&
+ (pStart[2] == 'v' || pStart[2] == 'V') )
+ {
+ rDateTime.SetMonth(11);
+ return true;
+ }
+ if ((pStart[0] == 'd' || pStart[0] == 'D') &&
+ (pStart[1] == 'e' || pStart[1] == 'E') &&
+ (pStart[2] == 'c' || pStart[2] == 'C') )
+ {
+ rDateTime.SetMonth(12);
+ return true;
+ }
+ return false;
+}
+
+/*
+ * parseUNIX_isDayField.
+ */
+bool FTPDirectoryParser::parseUNIX_isDayField (
+ const char *pStart,
+ const char *pEnd,
+ DateTime &rDateTime)
+{
+ if (!*pStart || !*pEnd || pStart == pEnd)
+ return false;
+ if (*pStart < '0' || *pStart > '9')
+ return false;
+
+ sal_uInt16 nDay = *pStart - '0';
+ if (pStart + 1 < pEnd)
+ {
+ if (pStart + 2 != pEnd || pStart[1] < '0' || pStart[1] > '9')
+ return false;
+ nDay = 10 * nDay + (pStart[1] - '0');
+ }
+ if (!nDay || nDay > 31)
+ return false;
+
+ rDateTime.SetDay(nDay);
+ return true;
+}
+
+/*
+ * parseUNIX_isYearTimeField.
+ */
+bool FTPDirectoryParser::parseUNIX_isYearTimeField (
+ const char *pStart,
+ const char *pEnd,
+ DateTime &rDateTime)
+{
+ if (!*pStart || !*pEnd || pStart == pEnd ||
+ *pStart < '0' || *pStart > '9')
+ return false;
+
+ sal_uInt16 nNumber = *pStart - '0';
+ ++pStart;
+
+ if (pStart == pEnd)
+ return false;
+ if (*pStart == ':')
+ return parseUNIX_isTime (pStart, pEnd, nNumber, rDateTime);
+ if (*pStart < '0' || *pStart > '9')
+ return false;
+
+ nNumber = 10 * nNumber + (*pStart - '0');
+ ++pStart;
+
+ if (pStart == pEnd)
+ return false;
+ if (*pStart == ':')
+ return parseUNIX_isTime (pStart, pEnd, nNumber, rDateTime);
+ if (*pStart < '0' || *pStart > '9')
+ return false;
+
+ nNumber = 10 * nNumber + (*pStart - '0');
+ ++pStart;
+
+ if (pStart == pEnd || *pStart < '0' || *pStart > '9')
+ return false;
+
+ nNumber = 10 * nNumber + (*pStart - '0');
+ if (pStart + 1 != pEnd || nNumber < 1970)
+ return false;
+
+ rDateTime.SetYear(nNumber);
+ rDateTime.SetTime();
+ return true;
+}
+
+/*
+ * parseUNIX_isTime.
+ */
+bool FTPDirectoryParser::parseUNIX_isTime (
+ const char *pStart,
+ const char *pEnd,
+ sal_uInt16 nHour,
+ DateTime &rDateTime)
+{
+ if ((nHour > 23 ) || (pStart + 3 != pEnd) ||
+ (pStart[1] < '0') || (pStart[1] > '5') ||
+ (pStart[2] < '0') || (pStart[2] > '9') )
+ return false;
+
+ sal_uInt16 nMin = 10 * (pStart[1] - '0') + (pStart[2] - '0');
+
+ rDateTime.SetHour (nHour);
+ rDateTime.SetMin (nMin);
+ rDateTime.SetSec (0);
+ rDateTime.SetNanoSec (0);
+
+// Date aCurDate;
+// if (rDateTime.GetMonth() > aCurDate.GetMonth())
+// rDateTime.SetYear(aCurDate.GetYear() - 1);
+// else
+// rDateTime.SetYear(aCurDate.GetYear());
+// return sal_True;
+
+ TimeValue aTimeVal;
+ osl_getSystemTime(&aTimeVal);
+ oslDateTime aCurrDateTime;
+ osl_getDateTimeFromTimeValue(&aTimeVal,&aCurrDateTime);
+
+ if (rDateTime.GetMonth() > aCurrDateTime.Month)
+ rDateTime.SetYear(aCurrDateTime.Year - 1);
+ else
+ rDateTime.SetYear(aCurrDateTime.Year);
+ return true;
+}
+
+/*
+ * setYear.
+ *
+ * Two-digit years are taken as within 50 years back and 49 years forward
+ * (both ends inclusive) from the current year. The returned date is not
+ * checked for validity of the given day in the given month and year.
+ *
+ */
+void FTPDirectoryParser::setYear (
+ DateTime &rDateTime, sal_uInt16 nYear)
+{
+ if (nYear < 100)
+ {
+ TimeValue aTimeVal;
+ osl_getSystemTime(&aTimeVal);
+ oslDateTime aCurrDateTime;
+ osl_getDateTimeFromTimeValue(&aTimeVal,&aCurrDateTime);
+ sal_uInt16 nCurrentYear = aCurrDateTime.Year;
+// sal_uInt16 nCurrentYear = Date().GetYear();
+ sal_uInt16 nCurrentCentury = nCurrentYear / 100;
+ nCurrentYear %= 100;
+ if (nCurrentYear < 50)
+ if (nYear <= nCurrentYear)
+ nYear += nCurrentCentury * 100;
+ else if (nYear < nCurrentYear + 50)
+ nYear += nCurrentCentury * 100;
+ else
+ nYear += (nCurrentCentury - 1) * 100;
+ else
+ if (nYear >= nCurrentYear)
+ nYear += nCurrentCentury * 100;
+ else if (nYear >= nCurrentYear - 50)
+ nYear += nCurrentCentury * 100;
+ else
+ nYear += (nCurrentCentury + 1) * 100;
+ }
+
+ rDateTime.SetYear(nYear);
+}
+
+/*
+ * setPath.
+ */
+bool FTPDirectoryParser::setPath (
+ OUString &rPath, const char *value, sal_Int32 length)
+{
+ if (value)
+ {
+ if (length < 0)
+ length = rtl_str_getLength (value);
+ rPath = OUString (value, length, RTL_TEXTENCODING_UTF8);
+ }
+ return (!!value);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-07 23:02:31 +0000