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author | Matt A. Tobin <email@mattatobin.com> | 2019-11-03 00:17:46 -0400 |
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committer | Matt A. Tobin <email@mattatobin.com> | 2019-11-03 00:17:46 -0400 |
commit | 302bf1b523012e11b60425d6eee1221ebc2724eb (patch) | |
tree | b191a895f8716efcbe42f454f37597a545a6f421 /mailnews/import/src/ImportOutFile.h | |
parent | 21b3f6247403c06f85e1f45d219f87549862198f (diff) | |
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Issue #1258 - Part 1: Import mailnews, ldap, and mork from comm-esr52.9.1
Diffstat (limited to 'mailnews/import/src/ImportOutFile.h')
-rw-r--r-- | mailnews/import/src/ImportOutFile.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/mailnews/import/src/ImportOutFile.h b/mailnews/import/src/ImportOutFile.h new file mode 100644 index 000000000..461728c22 --- /dev/null +++ b/mailnews/import/src/ImportOutFile.h @@ -0,0 +1,94 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* 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/. */ +#ifndef ImportOutFile_h___ +#define ImportOutFile_h___ + +#include "nsImportTranslator.h" +#include "nsIOutputStream.h" +#include "nsIFile.h" + +#define kMaxMarkers 10 + +class ImportOutFile; + +class ImportOutFile { +public: + ImportOutFile(); + ImportOutFile(nsIFile *pFile, uint8_t * pBuf, uint32_t sz); + ~ImportOutFile(); + + bool InitOutFile(nsIFile *pFile, uint32_t bufSz = 4096); + void InitOutFile(nsIFile *pFile, uint8_t * pBuf, uint32_t sz); + inline bool WriteData(const uint8_t * pSrc, uint32_t len); + inline bool WriteByte(uint8_t byte); + bool WriteStr(const char *pStr) {return WriteU8NullTerm((const uint8_t *) pStr, false); } + bool WriteU8NullTerm(const uint8_t * pSrc, bool includeNull); + bool WriteEol(void) { return WriteStr("\x0D\x0A"); } + bool Done(void) {return Flush();} + + // Marker support + bool SetMarker(int markerID); + void ClearMarker(int markerID); + bool WriteStrAtMarker(int markerID, const char *pStr); + + // 8-bit to 7-bit translation + bool Set8bitTranslator(nsImportTranslator *pTrans); + bool End8bitTranslation(bool *pEngaged, nsCString& useCharset, nsCString& encoding); + +protected: + bool Flush(void); + +protected: + nsCOMPtr <nsIFile> m_pFile; + nsCOMPtr <nsIOutputStream> m_outputStream; + uint8_t * m_pBuf; + uint32_t m_bufSz; + uint32_t m_pos; + bool m_ownsFileAndBuffer; + + // markers + uint32_t m_markers[kMaxMarkers]; + + // 8 bit to 7 bit translations + nsImportTranslator * m_pTrans; + bool m_engaged; + bool m_supports8to7; + ImportOutFile * m_pTransOut; + uint8_t * m_pTransBuf; +}; + +inline bool ImportOutFile::WriteData(const uint8_t * pSrc, uint32_t len) { + while ((len + m_pos) > m_bufSz) { + if ((m_bufSz - m_pos)) { + memcpy(m_pBuf + m_pos, pSrc, m_bufSz - m_pos); + len -= (m_bufSz - m_pos); + pSrc += (m_bufSz - m_pos); + m_pos = m_bufSz; + } + if (!Flush()) + return false; + } + + if (len) { + memcpy(m_pBuf + m_pos, pSrc, len); + m_pos += len; + } + + return true; +} + +inline bool ImportOutFile::WriteByte(uint8_t byte) { + if (m_pos == m_bufSz) { + if (!Flush()) + return false; + } + *(m_pBuf + m_pos) = byte; + m_pos++; + return true; +} + +#endif /* ImportOutFile_h__ */ + + |