diff options
Diffstat (limited to 'ACEXML/common/FileCharStream.cpp')
| -rw-r--r-- | ACEXML/common/FileCharStream.cpp | 227 |
1 files changed, 0 insertions, 227 deletions
diff --git a/ACEXML/common/FileCharStream.cpp b/ACEXML/common/FileCharStream.cpp deleted file mode 100644 index 7592d2f622a..00000000000 --- a/ACEXML/common/FileCharStream.cpp +++ /dev/null @@ -1,227 +0,0 @@ -// $Id$ - -#include "ACEXML/common/FileCharStream.h" -#include "ace/ACE.h" -#include "ace/Log_Msg.h" - -ACEXML_FileCharStream::ACEXML_FileCharStream (void) - : filename_ (0), encoding_ (0), size_ (0), infile_ (NULL), peek_ (0) -{ -} - -ACEXML_FileCharStream::~ACEXML_FileCharStream (void) -{ - this->close(); -} - -int -ACEXML_FileCharStream::open (const ACEXML_Char *name) -{ - delete[] this->filename_; - this->filename_ = 0; - - delete[] this->encoding_; - this->encoding_ = 0; - - this->infile_ = ACE_OS::fopen (name, ACE_TEXT ("r")); - if (this->infile_ == NULL) - return -1; - - ACE_stat statbuf; - if (ACE_OS::stat (name, &statbuf) < 0) - return -1; - - this->size_ = statbuf.st_size; - this->filename_ = ACE::strnew (name); - this->determine_encoding(); - return 0; -} - -int -ACEXML_FileCharStream::determine_encoding (void) -{ - char input[4]; - int retval = 0; - int i = 0; - for (; i < 4 && retval != -1; ++i) - retval = this->getchar_i(input[i]); - if (i < 4) - return -1; - - // Rewind the stream - this->rewind(); - - const ACEXML_Char* temp = ACEXML_Encoding::get_encoding (input); - if (!temp) - return -1; - if (ACE_OS::strcmp (temp, - ACEXML_Encoding::encoding_names_[ACEXML_Encoding::OTHER]) == 0) - return -1; - else - { - this->encoding_ = ACE::strnew (temp); -// ACE_DEBUG ((LM_DEBUG, "File's encoding is %s\n", this->encoding_)); - } - // Move over the byte-order-mark if present. - char ch; - for (int j = 0; j < 2; ++j) - { - this->getchar_i (ch); - if (ch == '\xFF' || ch == '\xFE' || ch == '\xEF') - continue; - else - { - ungetc (ch, this->infile_); - break; - } - } - return 0; -} - -void -ACEXML_FileCharStream::rewind() -{ - ACE_OS::rewind (this->infile_); -} - -int -ACEXML_FileCharStream::available (void) -{ - long curr; - if ((curr = ACE_OS::ftell (this->infile_)) < 0) - return -1; - return (this->size_ - curr); -} - -int -ACEXML_FileCharStream::close (void) -{ - if (this->infile_ != NULL) - { - ACE_OS::fclose (this->infile_); - this->infile_ = NULL; - } - delete[] this->filename_; - this->filename_ = 0; - delete[] this->encoding_; - this->encoding_ = 0; - this->size_ = 0; - this->peek_ = 0; - return 0; -} - - -int -ACEXML_FileCharStream::getchar_i (char& ch) -{ - ch = ACE_OS::fgetc (this->infile_); - return (feof(this->infile_) ? -1 : 0); -} - -int -ACEXML_FileCharStream::read (ACEXML_Char *str, - size_t len) -{ - return ACE_static_cast (int, ACE_OS::fread (str, len, 1, this->infile_)); -} - -int -ACEXML_FileCharStream::get (ACEXML_Char& ch) -{ -#if defined (ACE_USES_WCHAR) - return this->get_i (ch); -#else - ch = (ACEXML_Char) ACE_OS::fgetc (this->infile_); - return (feof(this->infile_) ? -1 : 0); -#endif /* ACE_USES_WCHAR */ -} - -#if defined (ACE_USES_WCHAR) -int -ACEXML_FileCharStream::get_i (ACEXML_Char& ch) -{ - if (ACE_OS::strcmp (this->encoding_, ACE_TEXT ("UTF-8")) == 0) - { - ch = (ACEXML_Char) ACE_OS::fgetc (this->infile_); - return (feof(this->infile_) ? -1 : 0); - } - // If we have a value in peek_, return it. - if (this->peek_ != 0) - { - ch = this->peek_; - this->peek_ = 0; - return 0; - } - - int BE = (ACE_OS::strcmp (this->encoding_, - ACE_TEXT ("UTF-16BE")) == 0) ? 1 : 0; - ACEXML_Char input[2]; - int i = 0; - for (; i < 2 && !feof (this->infile_); ++i) - { - input[i] = ACE_OS::fgetwc (this->infile_); - } - if (i < 2) - { - ch = 0; - return -1; - } - ch = (BE) ? (input[0] << 8) | input[1] : (input[1] << 8) | input[0]; - return 0; -} -#endif /* ACE_USES_WCHAR */ - -int -ACEXML_FileCharStream::peek (void) -{ -#if defined (ACE_USES_WCHAR) - return this->peek_i(); -#else - ACEXML_Char ch = ACE_OS::fgetc (this->infile_); - ::ungetc (ch, this->infile_); - return ch; -#endif /* ACE_USES_WCHAR */ -} - -#if defined (ACE_USES_WCHAR) -int -ACEXML_FileCharStream::peek_i (void) -{ - // If we are reading a UTF-8 encoded file, just use the plain unget. - if (ACE_OS::strcmp (this->encoding_, ACE_TEXT ("UTF-8")) == 0) - { - ACEXML_Char ch = (ACEXML_Char) ACE_OS::fgetc (this->infile_); - ::ungetc (ch, this->infile_); - return ch; - } - - // If somebody had already called peek() and not consumed it, return the - // value held in this->peek_. - if (this->peek_ != 0) - return this->peek_; - - // Peek into the stream. This reads two characters off the stream, keeps - // it in peek_. - int BE = (ACE_OS::strcmp (this->encoding_, - ACE_TEXT ("UTF-16BE")) == 0) ? 1 : 0; - ACEXML_Char input[2]; - int i = 0; - for (; i < 2 && !feof (this->infile_); ++i) - { - input[i] = ACE_OS::fgetwc (this->infile_); - } - if (i < 2) - { - this->peek_ = 0; - return -1; - } - this->peek_ = (BE) ? (input[0] << 8) | input[1] : (input[1] << 8) | input[0]; - return this->peek_; -} -#endif /* ACE_USES_WCHAR */ - -const ACEXML_Char* -ACEXML_FileCharStream::getEncoding (void) -{ - return this->encoding_; -} |