-
Notifications
You must be signed in to change notification settings - Fork 35
/
WebCardAPI.cpp
166 lines (146 loc) · 4.8 KB
/
WebCardAPI.cpp
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
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
/**********************************************************\
Auto-generated WebCardAPI.cpp
\**********************************************************/
#include "JSObject.h"
#include "variant_list.h"
#include "DOM/Document.h"
#include "DOM/Window.h"
#include "global/config.h"
#include "WebCardAPI.h"
///////////////////////////////////////////////////////////////////////////////
/// @fn WebCardPtr WebCardAPI::getPlugin()
///
/// @brief Gets a reference to the plugin that was passed in when the object
/// was created. If the plugin has already been released then this
/// will throw a FB::script_error that will be translated into a
/// javascript exception in the page.
///////////////////////////////////////////////////////////////////////////////
WebCardPtr WebCardAPI::getPlugin()
{
WebCardPtr plugin(m_plugin.lock());
if (!plugin) {
throw FB::script_error("The plugin is invalid");
}
return plugin;
}
// Read-only property Readers
FB::JSObjectPtr WebCardAPI::get_readers()
{
return m_readers;
}
// Read-only property version
std::string WebCardAPI::get_version()
{
return FBSTRING_PLUGIN_VERSION;
}
void WebCardAPI::InitializeReaders()
{
LONG lRet = 0;
LPTSTR pReader;
DWORD cch = 0;
m_readers = m_host->getDOMWindow()->createArray();
m_rgReaderStates = NULL;
m_pmszReaders = NULL;
m_cReaders = 0;
lRet = SCardEstablishContext(SCARD_SCOPE_USER, NULL, NULL, &m_hContext);
#ifdef SCARD_AUTOALLOCATE
cch = SCARD_AUTOALLOCATE;
lRet = SCardListReaders(m_hContext, NULL, (LPTSTR)&m_pmszReaders, &cch);
#else
lRet = SCardListReaders(m_hContext, NULL, NULL, &cch);
m_pmszReaders = (LPTSTR)calloc(cch, sizeof(char));
lRet = SCardListReaders(m_hContext, NULL, m_pmszReaders, &cch);
#endif
switch (lRet)
{
case SCARD_E_NO_READERS_AVAILABLE:
break;
case SCARD_S_SUCCESS:
pReader = m_pmszReaders;
while ('\0' != *pReader)
{
#if defined(__linux__) || defined(_WINDOWS)
m_rgReaderStates = (LPSCARD_READERSTATE)realloc((LPVOID)m_rgReaderStates, (m_cReaders + 1) * sizeof(SCARD_READERSTATE));
#else
m_rgReaderStates = (LPSCARD_READERSTATE_A)realloc((LPVOID)m_rgReaderStates, (m_cReaders + 1) * sizeof(SCARD_READERSTATE_A));
#endif
m_rgReaderStates[m_cReaders].szReader = pReader;
m_rgReaderStates[m_cReaders].dwCurrentState = SCARD_STATE_UNAWARE;
// Create the object.
#ifdef _WINDOWS
ReaderPtr newReader = boost::make_shared<Reader>(m_host, m_hContext, std::wstring(pReader));
#else
ReaderPtr newReader = boost::make_shared<Reader>(m_host, m_hContext, std::string(pReader));
#endif
m_readers->Invoke("push", FB::variant_list_of(newReader));
m_rgReaderStates[m_cReaders].pvUserData = (void*)(new ReaderPtr(newReader));
// Advance to the next value.
#ifdef _WINDOWS
pReader = pReader + wcslen((wchar_t *)pReader) + 1;
#else
pReader = pReader + strlen((char *)pReader) + 1;
#endif
m_cReaders += 1;
}
m_thread = boost::thread(&WebCardAPI::threadRun, this);
break;
default:
// TO DO: Check if other errors could happen
break;
}
}
void WebCardAPI::ReleaseReaders()
{
LONG lRet = 0;
m_thread.interrupt();
SCardCancel(m_hContext);
m_thread.join();
// Free the memory.
free(m_rgReaderStates);
#ifdef SCARD_AUTOALLOCATE
lRet = SCardFreeMemory(m_hContext, m_pmszReaders);
#else
free(m_pmszReaders);
#endif
lRet = SCardReleaseContext(m_hContext);
}
void WebCardAPI::threadRun()
{
LONG lRet = 0;
char pbTmp[] = "\x0\x0\x0";
std::string atr;
while (!boost::this_thread::interruption_requested())
{
lRet = SCardGetStatusChange(m_hContext, INFINITE, m_rgReaderStates, m_cReaders);
if (boost::this_thread::interruption_requested())
break;
for (int i = 0; i < m_cReaders; i++)
{
if (m_rgReaderStates[i].dwEventState & SCARD_STATE_CHANGED)
{
ReaderPtr pReader = *(ReaderPtr*)(m_rgReaderStates[i].pvUserData);
pReader->set_state(m_rgReaderStates[i].dwEventState);
atr = std::string();
if ((m_rgReaderStates[i].dwCurrentState & SCARD_STATE_EMPTY) &&
(m_rgReaderStates[i].dwEventState & SCARD_STATE_PRESENT))
{
for (DWORD c = 0; c < m_rgReaderStates[i].cbAtr; c++)
{
pbTmp[0] = ((m_rgReaderStates[i].rgbAtr[c] & 0xF0) > 0x90) ? (((m_rgReaderStates[i].rgbAtr[c] & 0xF0) >> 4) + 'A' - 10) : (((m_rgReaderStates[i].rgbAtr[c] & 0xF0) >> 4) + '0');
pbTmp[1] = ((m_rgReaderStates[i].rgbAtr[c] & 0x0F) > 0x09) ? ((m_rgReaderStates[i].rgbAtr[c] & 0x0F) + 'A' - 10) : ((m_rgReaderStates[i].rgbAtr[c] & 0x0F) + '0');
atr.append(pbTmp);
}
pReader->set_atr(atr);
fire_cardpresent(pReader);
}
else if ((m_rgReaderStates[i].dwCurrentState & SCARD_STATE_PRESENT) &&
(m_rgReaderStates[i].dwEventState & SCARD_STATE_EMPTY))
{
pReader->set_atr(atr);
fire_cardremoved(pReader);
}
m_rgReaderStates[i].dwCurrentState = m_rgReaderStates[i].dwEventState;
}
}
}
}