libraries
/
libpcscxx
1
0
Fork 0
Code Issues Releases Activity

preparations for writing a file; refs #28

Browse Source
master
Marc Wäckerlin 11 years ago
parent 9ec9bea1a0
commit da028032e7
6 changed files with 148 additions and 57 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 12
      doc/examples/cardos-demo.cxx
  2. 4
      doc/examples/makefile.am
  3. 2
      doc/examples/suisse-id-demo.cxx
  4. 150
      src/cardos.hxx
  5. 19
      src/cryptaux.hxx
  6. 14
      src/suisseid.hxx

12
doc/examples/cardos-demo.cxx
Unescape View File

@ -40,6 +40,7 @@ class Commands: public cardos::Commands {
<<" (s)elect(f)ile <hex> Select file below master"<<std::endl
<<" (s)elect(p)15(f)ile <hex> Select file below PKCS#15"<<std::endl
<<" (s)elect(s)igg(f)ile <hex> Select file below SigG"<<std::endl
<<" (r)ead(b)erfile Read selected BER file"<<std::endl
<<" (r)ead(b)in(f)ile Read selected binary file"<<std::endl
<<" (r)ead(a)bsolute(r)ecord Read absolute record"<<std::endl
<<" (r)ead(f)irst(r)ecord Read first record"<<std::endl
@ -69,7 +70,8 @@ class Commands: public cardos::Commands {
else if (cmd=="selectfile"||cmd=="sf") selectMfFile(apdu());
else if (cmd=="selectp15file"||cmd=="spf") selectPkcs15File(apdu());
else if (cmd=="selectsiggfile"||cmd=="ssf") selectSigGFile(apdu());
else if (cmd=="readbinfile"||cmd=="rbf") _ber=readBinFile();
else if (cmd=="readberfile"||cmd=="rb") _ber=readBerFile();
else if (cmd=="readbinfile"||cmd=="rbf") readBinary();
else if (cmd=="readabsoluterecord"||cmd=="rar") _ber=readRecord();
else if (cmd=="readfirstrecord"||cmd=="rfr")
_ber=readRecord(0, 0, FIRST_RECORD);
@ -116,12 +118,12 @@ class Commands: public cardos::Commands {
while (true) {
std::string res(send(0x00, 0xB2, 0, NEXT_RECORD));
if (cardos::Commands::retCode(res)!=0x9000) break;
cardos::BerValue record(cardos::Commands::retData(res).substr(2));
cardos::BerValues record(cardos::Commands::retData(res).substr(2));
_ber += record;
std::cout<<record[0][0].value()
std::cout<<record[0][0][0].string()
<<": len="
<<record[2][0][2].toULong()
<<"-"<<record[2][0][4].toULong()<<std::endl;
<<record[0][2][0][2].ulong()
<<"-"<<record[0][2][0][4].ulong()<<std::endl;
}
}

4
doc/examples/makefile.am
Unescape View File

@ -6,7 +6,8 @@
noinst_HEADERS = suisse-id-demo.hxx
noinst_PROGRAMS = pcsc-demo cryptoki-sign-demo cryptoki-demo \
openssl-tcp-demo openssl-ssl-demo \
openssl-engine-demo suisse-id-demo cardos-demo
openssl-engine-demo suisse-id-demo cardos-demo \
create-files-demo
AM_CPPFLAGS += -I${top_srcdir}/src -I/usr/include/PCSC
AM_LDFLAGS = -L${top_builddir}/src -lpcscxx
@ -35,6 +36,7 @@ openssl_ssl_demo_SOURCES = openssl-ssl-demo.cxx
openssl_engine_demo_SOURCES = openssl-engine-demo.cxx
cardos_demo_SOURCES = cardos-demo.cxx
suisse_id_demo_SOURCES = suisse-id-demo.cxx
create_files_demo_SOURCES = create-files-demo.cxx
# moc_suisse-id-demo.cxx
suisse_id_demo_CXXFLAGS = ${QT_CFLAGS}
suisse_id_demo_LDADD = ${QT_LIBS}

2
doc/examples/suisse-id-demo.cxx
Unescape View File

@ -39,7 +39,7 @@ int main(int argc, char** argv) try {
"Sign a text (optionally several times for performance"
" measurements).",
mrw::args::defaults()
<<mrw::args::decl("l", "library", "cryptoki lirary to load",
<<mrw::args::decl("l", "library", "cryptoki library to load",
mrw::args::decl::param_list()
<<mrw::args::param(lib, "lib")));
// now lib contains the dynamic library to load

150
src/cardos.hxx
Unescape View File

@ -19,7 +19,7 @@
// use e.g. #define CARDOS_LOG(X) std::clog<<X<<std::endl
#endif
/** @defgroup gcardos C++ Access to Siemens CardOS V4.4
/** @defgroup gcardos C++ Access to Siemens CardOS 4.4
Implements APDUs for accessing Siemens CardOS V4.4 smartcards. */
//@{
/// @defgroup cardosexception CardOS Exceptions
@ -157,31 +157,42 @@ namespace cardos {
CHARACTER_STRING = 0x1D,
BMP_STRING = 0x1E,
};
public:
BerValue(std::vector<BerValue> sequence):
protected: // use BerValues instead
friend class BerValues;
BerValue(const std::vector<BerValue>& sequence):
_tag(PRIVATE|CONSTRUCTED|SEQUENCE),
_length(0),
_sequence(sequence) {
}
BerValue(const std::string& content) {
BerValue(std::string& content) {
if (content.size()<2)
throw wrong_dataformat(content, "not a BER, header size too small: \""
+crypto::binToHex(content)+"\"");
_tag = content[0];
_length = content[1];
_value = content.substr(2, _length);
if (std::string::size_type(_length)+2>content.size())
unsigned char length = content[1];
_value = content.substr(2, length);
if (content.size()<std::string::size_type(length)+2)
throw wrong_dataformat(content, "not a BER, content size too"
" small: \""+crypto::binToHex(_value)+"\"");
content.erase(0, 2+length);
if (tagType()==END_OF_CONTENT) return; // done
if (isContainer()) {
for (std::string::size_type pos(0); pos+1<_value.size();
pos+=2+_value[pos+1]) { // recursively extract value
_sequence.push_back(BerValue(_value.substr(pos, 2+_value[pos+1])));
if (isContainer())
while (_value.size()) _sequence.push_back(BerValue(_value));
}
public:
BerValue(unsigned char tag, const std::string& value):
_tag(tag), _value(value) {
if (isContainer())
while (_value.size()) _sequence.push_back(BerValue(_value));
}
BerValue(unsigned char tag, const std::vector<BerValue>& values):
_tag(tag), _sequence(values) {
}
unsigned char tagClass() {
@ -213,21 +224,31 @@ namespace cardos {
return _sequence[i];
}
std::string value() {
operator std::string() {
std::string res;
res.push_back(_tag);
if (isContainer()) {
for (std::vector<BerValue>::iterator it(_sequence.begin());
it!=_sequence.end(); ++it) {
res += *it;
}
} else {
(res += (char)_value.size()) += _value;
}
return res;
}
std::string string() {
return _value;
}
unsigned long toULong() {
unsigned long res(0);
for (std::string::reverse_iterator it(_value.rbegin());
it!=_value.rend(); ++it)
(res<<=8)+=(unsigned)*it;
return res;
unsigned long ulong() {
return crypto::ulongFromBinary(_value);
}
std::string print(int indent=0, int indentStep = 4) {
std::stringstream ss;
ss<<std::string(indent*indentStep, ' ')<<'[';
ss<<std::string(indent*indentStep, ' ')<<'['<<crypto::binToHex(_tag)<<'=';
switch (tagClass()) {
case UNIVERSAL: ss<<"UNIVERSAL,"; break;
case APPLICATION: ss<<"APPLICATION,"; break;
@ -279,7 +300,7 @@ namespace cardos {
for (std::vector<BerValue>::iterator it(_sequence.begin());
it!=_sequence.end(); ++it) {
ss<<std::string((indent+1)*indentStep, ' ')
<<" ["<<i++<<"]{"
<<"["<<i++<<"] {"
<<std::endl
<<it->print(indent+2, indentStep)
<<std::endl
@ -292,15 +313,14 @@ namespace cardos {
for (std::string::const_iterator it(_value.begin());
it!=_value.end(); ++it)
ss<<(isprint(*it)?*it:'.');
}
ss<<"\"";
}
return ss.str();
}
private:
unsigned char _tag;
unsigned char _length;
std::string _value;
std::vector<BerValue> _sequence;
@ -309,13 +329,24 @@ namespace cardos {
/// Store a sequence of BerValue
class BerValues: public std::vector<BerValue> {
public:
BerValues& operator=(const std::string& content) {
BerValues() {}
BerValues(const std::string& content) {
std::string contentCopy(content);
while (contentCopy.size()) push_back(BerValue(contentCopy));
}
BerValues& operator=(std::string& content) {
clear();
push_back(BerValue(content));
std::string contentCopy(content);
while (contentCopy.size()) push_back(BerValue(contentCopy));
return *this;
}
BerValues& operator+=(const BerValue& value) {
push_back(value);
BerValues& operator+=(const std::string& content) {
std::string contentCopy(content);
while (contentCopy.size()) push_back(BerValue(contentCopy));
return *this;
}
BerValues& operator+=(const BerValues& values) {
insert(end(), values.begin(), values.end());
return *this;
}
std::string print(int indent=0, int indentStep = 4) {
@ -327,7 +358,7 @@ namespace cardos {
ss<<"{"<<std::endl;
for (iterator it(begin()); it!=end(); ++it) {
ss<<std::string((indent+1)*indentStep, ' ')
<<" ["<<i++<<"]{"
<<"["<<i++<<"] {"
<<std::endl
<<it->print(indent+2, indentStep)
<<std::endl
@ -590,13 +621,30 @@ namespace cardos {
}
//! Creates a file (only EF or DF)
void createFile(BerValue) {
void createFile(std::string path="", const std::string data="") {
CRYPTOLOG("log");
// pcsc::Connection::Reader::Transaction lock(_reader);
// if (path.size()) select(path);
// check(send(0x00, 0xE0, 0x00, 0x00,
// check(send(0x00, 0xE0, 0x00, 0x00, BerValue(0x62h,
// data).raw()));
assert(!"not implemented");
}
//! Creates a EF file
void createBinary(std::string path="", std::string id="",
const std::string data="") {
CRYPTOLOG("log");
pcsc::Connection::Reader::Transaction lock(_reader);
if (path.size()) select(path);
BerValues c;
c += BerValue(0x80, crypto::toBinary(data.size()));
std::string idbin(crypto::hexToBin(id));
if (idbin.size()!=2) throw runtime_error("file id must be two bytes");
c += BerValue(0x83, idbin);
check(send(0x00, 0xE0, 0x00, 0x00, BerValue(82, c)));
}
//! Deactivates a file or a file tree
void deactivateFile() {
CRYPTOLOG("log");
@ -618,9 +666,19 @@ namespace cardos {
enum FileTypes {DF=0x00, EF=0x01, DF_EF=0x02};
//! Reads file information of EFs and/or DFs in the current DF
BerValue directory(FileTypes types, unsigned char offset=0) {
BerValues directory(std::string path, FileTypes types=DF_EF,
unsigned char offset=0) {
CRYPTOLOG("log");
return BerValue(check(send(0x80, 0x16, types, offset)));
unsigned char o(offset);
BerValues content;
pcsc::Connection::Reader::Transaction lock(_reader);
if (path.size()) select(path);
/*while (o<(unsigned char)-1)*/ { /// @todo read until done
std::string res(check(send(0x80, 0x16, types, o++)));
//if (cardos::Commands::retCode(res)!=0x9000) break;
content += res;
}
return content;
}
//! Enables an already loaded and activated but disabled license package.
@ -832,8 +890,10 @@ namespace cardos {
}
//! Read a BINARY file
std::string readBinary(unsigned short offset = 0) {
std::string readBinary(std::string path="", unsigned short offset = 0) {
CRYPTOLOG("log");
pcsc::Connection::Reader::Transaction lock(_reader);
if (path.size()) select(path);
return check(send(0x00, 0xB0, offset>>8, offset&0xFF));
}
@ -855,14 +915,15 @@ namespace cardos {
}
/// Read all records from a record oriented file
BerValues readBerFile() {
BerValues readBerFile(std::string path="") {
CRYPTOLOG("log");
BerValues content;
pcsc::Connection::Reader::Transaction lock(_reader);
if (path.size()) select(path);
while (true) {
std::string res(send(0x00, 0xB2, 0, NEXT_RECORD));
if (cardos::Commands::retCode(res)!=0x9000) break;
content += BerValue(retData(res).substr(2));
content += retData(res).substr(2);
}
return content;
}
@ -896,13 +957,13 @@ namespace cardos {
};
//! Selects a file
BerValue selectFile(std::string file,
BerValues selectFile(std::string file,
FileSelectionMode mode
= DF_OR_EF_USING_PATH_FROM_MF,
FileSelectionReturn ret
= RETURN_NOTHING) {
CRYPTOLOG("log");
return BerValue(check(send(0x00, 0xA4, mode, ret, file)));
return BerValues(check(send(0x00, 0xA4, mode, ret, file)));
}
//! Sets the so-called Data_Field_Length parameter relevant for
@ -932,11 +993,12 @@ namespace cardos {
assert(!"not implemented");
}
/// Read the previously file from smart card
std::string readBinFile() {
CRYPTOLOG("log");
return check(send(0x00, 0xB0, 0x00, 0x00));
}
// same as readBinary
// /// Read the previously file from smart card
// std::string readBinFile() {
// CRYPTOLOG("log");
// return check(send(0x00, 0xB0, 0x00, 0x00));
// }
//! Updates a BINARY file
void updateBinary(std::string data, unsigned short offset=0) {
@ -1123,6 +1185,12 @@ namespace cardos {
check(send(0x00, 0xA4, 0x08, 0x0C, crypto::hexToBin("3f00"+file)));
}
/// Generic select file
void select(std::string path) {
CRYPTOLOG("log");
check(send(0x00, 0xA4, 0x08, 0x0C, crypto::hexToBin(path)));
}
/// Select the PKCS#15 part on the smart card
void selectPkcs15() {
CRYPTOLOG("log");

19
src/cryptaux.hxx
Unescape View File

@ -163,6 +163,25 @@ namespace crypto {
}
return res;
}
/// convert integer to binary of given size
inline std::string toBinary(unsigned long data, int bytes=2) {
std::string res(0, bytes);
for (int i(0); i<bytes; ++i) {
res[bytes-i-1] = data&0xff;
data>>=8;
}
}
/// convert integer from binary of given size
inline unsigned long ulongFromBinary(const std::string& data) {
unsigned long res(0);
for (std::string::const_reverse_iterator it(data.rbegin());
it!=data.rend(); ++it)
(res<<=8)+=(unsigned)*it;
return res;
}
}
//@}

14
src/suisseid.hxx
Unescape View File

@ -337,12 +337,12 @@ namespace suisseid {
selectPkcs15File("4408");
cardos::BerValues res(readBerFile());
for (cardos::BerValues::iterator it(res.begin()); it!=res.end(); ++it)
if ((*it)[0][0].value()=="PIN" ||
(*it)[0][0].value()=="Digital Signature PIN") {
if ((*it)[2][0][2].toULong()>_minPinLen)
_minPinLen = (*it)[2][0][2].toULong();
if ((*it)[2][0][4].toULong()<_maxPinLen)
_maxPinLen = (*it)[2][0][4].toULong();
if ((*it)[0][0].string()=="PIN" ||
(*it)[0][0].string()=="Digital Signature PIN") {
if ((*it)[2][0][2].ulong()>_minPinLen)
_minPinLen = (*it)[2][0][2].ulong();
if ((*it)[2][0][4].ulong()<_maxPinLen)
_maxPinLen = (*it)[2][0][4].ulong();
}
}
@ -350,7 +350,7 @@ namespace suisseid {
pcsc::Connection::Reader::Transaction lock(_reader);
try {
selectMfFile(file);
return _version = cardos::BerValue(readBinary())[0].value();
return _version = cardos::BerValues(readBinary())[0].string();
} catch (...) {
return _version = "<unknown>";
}

Write Preview
Loading…
Cancel
Save