hw/usb/ccid: remove references to NSS

The NSS package was previously pre-requisite for building CCID related
features, however, this became obsolete when the libcacard library was
spun off to a separate project:

    commit 7b02f5447c64d1854468f758398c9f6fe9e5721f
    Author: Marc-André Lureau <marcandre.lureau@redhat.com>
    Date:   Sun Aug 30 11:48:40 2015 +0200

        libcacard: use the standalone project

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210623142245.307776-2-berrange@redhat.com>
Message-Id: <20210709143005.1554-10-alex.bennee@linaro.org>

.travis.yml

@@ -27,6 +27,7 @@ addons:
       - libattr1-dev
       - libbrlapi-dev
       - libcap-ng-dev
+      - libcacard-dev
       - libgcc-7-dev
       - libgnutls28-dev
       - libgtk-3-dev
@@ -34,7 +35,6 @@ addons:
       - liblttng-ust-dev
       - libncurses5-dev
       - libnfs-dev
-      - libnss3-dev
       - libpixman-1-dev
       - libpng-dev
       - librados-dev
@@ -129,6 +129,7 @@ jobs:
           - libaio-dev
           - libattr1-dev
           - libbrlapi-dev
+          - libcacard-dev
           - libcap-ng-dev
           - libgcrypt20-dev
           - libgnutls28-dev
@@ -137,7 +138,6 @@ jobs:
           - liblttng-ust-dev
           - libncurses5-dev
           - libnfs-dev
-          - libnss3-dev
           - libpixman-1-dev
           - libpng-dev
           - librados-dev
@@ -163,6 +163,7 @@ jobs:
           - libaio-dev
           - libattr1-dev
           - libbrlapi-dev
+          - libcacard-dev
           - libcap-ng-dev
           - libgcrypt20-dev
           - libgnutls28-dev
@@ -171,7 +172,6 @@ jobs:
           - liblttng-ust-dev
           - libncurses5-dev
           - libnfs-dev
-          - libnss3-dev
           - libpixman-1-dev
           - libpng-dev
           - librados-dev
@@ -196,6 +196,7 @@ jobs:
           - libaio-dev
           - libattr1-dev
           - libbrlapi-dev
+          - libcacard-dev
           - libcap-ng-dev
           - libgcrypt20-dev
           - libgnutls28-dev
@@ -204,7 +205,6 @@ jobs:
           - liblttng-ust-dev
           - libncurses5-dev
           - libnfs-dev
-          - libnss3-dev
           - libpixman-1-dev
           - libpng-dev
           - librados-dev
@@ -238,6 +238,7 @@ jobs:
         apt_packages:
           - libaio-dev
           - libattr1-dev
+          - libcacard-dev
           - libcap-ng-dev
           - libgnutls28-dev
           - libiscsi-dev
@@ -245,7 +246,6 @@ jobs:
           - liblzo2-dev
           - libncurses-dev
           - libnfs-dev
-          - libnss3-dev
           - libpixman-1-dev
           - libsdl2-dev
           - libsdl2-image-dev
@@ -281,6 +281,7 @@ jobs:
           - libaio-dev
           - libattr1-dev
           - libbrlapi-dev
+          - libcacard-dev
           - libcap-ng-dev
           - libgcrypt20-dev
           - libgnutls28-dev
@@ -289,7 +290,6 @@ jobs:
           - liblttng-ust-dev
           - libncurses5-dev
           - libnfs-dev
-          - libnss3-dev
           - libpixman-1-dev
           - libpng-dev
           - librados-dev

docs/ccid.txt

@@ -34,15 +34,14 @@ reader and smart card (i.e. not backed by a physical device) using this device.
 
 2. Building
 
-The cryptographic functions and access to the physical card is done via NSS.
-
-Installing NSS:
+The cryptographic functions and access to the physical card is done via the
+libcacard library, whose development package must be installed prior to
+building QEMU:
 
 In redhat/fedora:
-    yum install nss-devel
-In ubuntu/debian:
-    apt-get install libnss3-dev
-    (not tested on ubuntu)
+    yum install libcacard-devel
+In ubuntu:
+    apt-get install libcacard-dev
 
 Configuring and building:
     ./configure --enable-smartcard && make
@@ -51,7 +50,7 @@ Configuring and building:
 3. Using ccid-card-emulated with hardware
 
 Assuming you have a working smartcard on the host with the current
-user, using NSS, qemu acts as another NSS client using ccid-card-emulated:
+user, using libcacard, QEMU acts as another client using ccid-card-emulated:
 
     qemu -usb -device usb-ccid -device ccid-card-emulated
 

scripts/coverity-scan/coverity-scan.docker

@@ -93,7 +93,6 @@ ENV PACKAGES \
     mingw64-SDL2 \
     ncurses-devel \
     nettle-devel \
-    nss-devel \
     numactl-devel \
     perl \
     perl-Test-Harness \

tests/docker/dockerfiles/fedora.docker

@@ -28,6 +28,7 @@ ENV PACKAGES \
     libasan \
     libattr-devel \
     libblockdev-mpath-devel \
+    libcacard-devel \
     libcap-ng-devel \
     libcurl-devel \
     libepoxy-devel \
@@ -82,7 +83,6 @@ ENV PACKAGES \
     ncurses-devel \
     nettle-devel \
     ninja-build \
-    nss-devel \
     numactl-devel \
     perl \
     perl-Test-Harness \

tests/docker/dockerfiles/ubuntu.docker

@@ -40,7 +40,6 @@ ENV PACKAGES \
     libncurses5-dev \
     libncursesw5-dev \
     libnfs-dev \
-    libnss3-dev \
     libnuma-dev \
     libpixman-1-dev \
     libpng-dev \

tests/docker/dockerfiles/ubuntu1804.docker

@@ -27,7 +27,6 @@ ENV PACKAGES \
     libncurses5-dev \
     libncursesw5-dev \
     libnfs-dev \
-    libnss3-dev \
     libnuma-dev \
     libpixman-1-dev \
     librados-dev \

tests/docker/dockerfiles/ubuntu2004.docker

@@ -31,7 +31,6 @@ ENV PACKAGES flex bison \
     libncurses5-dev \
     libncursesw5-dev \
     libnfs-dev \
-    libnss3-dev \
     libnuma-dev \
     libpixman-1-dev \
     librados-dev \