1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
// $Id$
#include "ACEXML/common/StrCharStream.h"
#include "ACEXML/common/Encoding.h"
#include "ace/ACE.h"
#include "ace/Log_Msg.h"
ACEXML_StrCharStream::ACEXML_StrCharStream (void)
: start_ (0), ptr_ (0), end_ (0), encoding_ (0)
{
}
ACEXML_StrCharStream::ACEXML_StrCharStream (const ACEXML_Char *str)
: start_ (0), ptr_ (0), end_ (0), encoding_ (0)
{
this->open (str);
}
ACEXML_StrCharStream::~ACEXML_StrCharStream (void)
{
this->close();
}
int
ACEXML_StrCharStream::open (const ACEXML_Char *str)
{
delete[] this->start_;
delete[] this->encoding_;
if (str != 0 && (this->start_ = ACE::strnew (str)) != 0)
{
this->ptr_ = this->start_;
this->end_ = this->start_ + ACE_OS_String::strlen (this->start_);
if (this->determine_encoding() == -1)
return -1;
return 0;
}
this->start_ = this->ptr_ = this->end_ = 0;
return -1; // Invalid string passed.
}
int
ACEXML_StrCharStream::available (void)
{
if (this->start_ != 0)
return (this->end_ - this->start_); // @@ Will this work on all platforms?
return -1;
}
int
ACEXML_StrCharStream::close (void)
{
delete[] this->start_;
delete[] this->encoding_;
this->start_ = this->ptr_ = this->end_ = 0;
return 0;
}
int
ACEXML_StrCharStream::determine_encoding (void)
{
char input[4];
int retval = 0;
char* sptr = (char*)this->start_;
int i = 0;
for ( ; i < 4 && sptr != (char*)this->end_; ++sptr, ++i)
{
retval = input[i] = *sptr;
}
if (i < 4)
return -1;
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, "String's encoding is %s\n", this->encoding_));
}
return 0;
}
void
ACEXML_StrCharStream::rewind (void)
{
this->ptr_ = this->start_;
}
int
ACEXML_StrCharStream::get (ACEXML_Char& ch)
{
if (this->start_ != 0 && this->ptr_ != this->end_)
{
ch = *this->ptr_++;
return 0;
}
return -1;
}
int
ACEXML_StrCharStream::read (ACEXML_Char *str,
size_t len)
{
if (this->start_ != 0 &&
this->ptr_ != this->end_)
{
if ((int) len > this->end_ - this->ptr_)
len = this->end_ - this->ptr_;
ACE_OS_String::strncpy (str, this->ptr_, len);
this->ptr_ += len;
return len;
}
return 0;
}
int
ACEXML_StrCharStream::peek (void)
{
if (this->start_ != 0 && this->ptr_ != this->end_)
return *this->ptr_;
return -1;
}
const ACEXML_Char*
ACEXML_StrCharStream::getEncoding (void)
{
return this->encoding_;
}
|