Add support for RSA D-Trust Card 4.1 & 4.4 (#2943)

* dtrust: add driver

The driver is derived from the CardOS and the SKEID driver.

This commit implements the card identification procedure.

* dtrust: specify card algorithms

* dtrust: implement RSA signature

* dtrust: implement RSA decryption

* dtrust: code style changes

* dtrust: add double option for PKCS#1 padding

src/libopensc/Makefile.am

@@ -50,7 +50,7 @@ libopensc_la_SOURCES_BASE = \
  card-dnie.c cwa14890.c cwa-dnie.c \
  card-isoApplet.c card-masktech.c card-gids.c card-jpki.c \
  card-npa.c card-esteid2018.c card-idprime.c \
- card-edo.c card-nqApplet.c card-skeid.c card-eoi.c \
+ card-edo.c card-nqApplet.c card-skeid.c card-eoi.c card-dtrust.c \
  \
  pkcs15-openpgp.c pkcs15-starcert.c pkcs15-cardos.c pkcs15-tcos.c \
  pkcs15-actalis.c pkcs15-atrust-acos.c pkcs15-tccardos.c pkcs15-piv.c \
@@ -132,7 +132,7 @@ TIDY_FILES = \
  cwa14890.c cwa-dnie.c \
  card-isoApplet.c card-masktech.c card-jpki.c \
  card-npa.c card-esteid2018.c card-idprime.c \
- card-edo.c card-nqApplet.c card-skeid.c card-eoi.c \
+ card-edo.c card-nqApplet.c card-skeid.c card-eoi.c card-dtrust.c \
  \
  pkcs15-openpgp.c pkcs15-cardos.c pkcs15-tcos.c \
  pkcs15-actalis.c pkcs15-atrust-acos.c pkcs15-tccardos.c \

src/libopensc/Makefile.mak

@@ -28,7 +28,7 @@ OBJECTS = \
  card-sc-hsm.obj card-dnie.obj card-isoApplet.obj pkcs15-coolkey.obj \
  card-masktech.obj card-gids.obj card-jpki.obj \
  card-npa.obj card-esteid2018.obj card-idprime.obj \
- card-edo.obj card-nqApplet.obj card-skeid.obj card-eoi.obj \
+ card-edo.obj card-nqApplet.obj card-skeid.obj card-eoi.obj card-dtrust.obj \
  \
  pkcs15-openpgp.obj pkcs15-starcert.obj pkcs15-cardos.obj pkcs15-tcos.obj \
  pkcs15-actalis.obj pkcs15-atrust-acos.obj pkcs15-tccardos.obj pkcs15-piv.obj \