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From 6dc118e1c3b89c50cda1998de1d62fa6fa666e60 Mon Sep 17 00:00:00 2001
From: Jakub Jelen <jjelen@redhat.com>
Date: Fri, 3 Nov 2017 10:55:35 +0100
Subject: [PATCH 1/3] Enable CAC ALT token card operations
---
src/libopensc/card-cac.c | 33 +++++++++++++++++++++++++++++++++
1 file changed, 33 insertions(+)
diff --git a/src/libopensc/card-cac.c b/src/libopensc/card-cac.c
index 82f5c7869..bc0a754a5 100644
--- a/src/libopensc/card-cac.c
+++ b/src/libopensc/card-cac.c
@@ -229,6 +229,12 @@ static int cac_add_object_to_list(list_t *list, const cac_object_t *object)
#define CAC_1_RID "\xA0\x00\x00\x00\x79"
#define CAC_1_CM_AID "\xA0\x00\x00\x00\x30\x00\00"
+static const sc_path_t cac_ACA_Path = {
+ "", 0,
+ 0,0,SC_PATH_TYPE_DF_NAME,
+ { CAC_TO_AID(CAC_1_RID "\x10\x00") }
+};
+
static const sc_path_t cac_CCC_Path = {
"", 0,
0,0,SC_PATH_TYPE_DF_NAME,
@@ -284,6 +290,8 @@ static const cac_object_t cac_1_objects[] = {
static const int cac_1_object_count = sizeof(cac_1_objects)/sizeof(cac_1_objects[0]);
+static int cac_select_ACA(sc_card_t *card);
+
/*
* use the object id to find our object info on the object in our CAC-1 list
*/
@@ -815,6 +823,8 @@ static int cac_card_ctl(sc_card_t *card, unsigned long cmd, void *ptr)
case SC_CARDCTL_CAC_FINAL_GET_GENERIC_OBJECTS:
return cac_final_iterator(&priv->general_list);
case SC_CARDCTL_CAC_FINAL_GET_CERT_OBJECTS:
+ /* select ACA to be able to verify PIN */
+ cac_select_ACA(card);
return cac_final_iterator(&priv->pki_list);
}
@@ -1157,6 +1167,12 @@ static int cac_select_CCC(sc_card_t *card)
return cac_select_file_by_type(card, &cac_CCC_Path, NULL, SC_CARD_TYPE_CAC_II);
}
+/* Select ACA in non-standard location */
+static int cac_select_ACA(sc_card_t *card)
+{
+ return cac_select_file_by_type(card, &cac_ACA_Path, NULL, SC_CARD_TYPE_CAC_II);
+}
+
static int cac_path_from_cardurl(sc_card_t *card, sc_path_t *path, cac_card_url_t *val, int len)
{
if (len < 10) {
@@ -1476,6 +1492,23 @@ static int cac_find_and_initialize(sc_card_t *card, int initialize)
}
}
+ /* Even some ALT tokens can be missing CCC so we should try with ACA */
+ r = cac_select_ACA(card);
+ if (r == SC_SUCCESS) {
+ r = cac_find_first_pki_applet(card, &index);
+ if (r == SC_SUCCESS) {
+ priv = cac_new_private_data();
+ if (!priv)
+ return SC_ERROR_OUT_OF_MEMORY;
+ r = cac_populate_cac_1(card, index, priv);
+ if (r == SC_SUCCESS) {
+ card->type = SC_CARD_TYPE_CAC_II;
+ card->drv_data = priv;
+ return r;
+ }
+ }
+ }
+
/* is this a CAC-1 specified in DoD "CAC Applet Developer Guide" version 1.0 September 2002 */
r = cac_find_first_pki_applet(card, &index);
if (r == SC_SUCCESS) {
From 68c52640a3eff078243fd2db627cf2d12fdd37de Mon Sep 17 00:00:00 2001
From: Jakub Jelen <jjelen@redhat.com>
Date: Mon, 6 Nov 2017 12:37:40 +0100
Subject: [PATCH 2/3] Add the ACA path to the PIN structure if we have one
---
src/libopensc/card-cac.c | 25 +++++++++++++++++++------
src/libopensc/cardctl.h | 1 +
src/libopensc/pkcs15-cac.c | 6 ++++++
3 files changed, 26 insertions(+), 6 deletions(-)
diff --git a/src/libopensc/card-cac.c b/src/libopensc/card-cac.c
index bc0a754a5..178150d35 100644
--- a/src/libopensc/card-cac.c
+++ b/src/libopensc/card-cac.c
@@ -169,6 +169,7 @@ typedef struct cac_private_data {
cac_object_t *pki_current; /* current pki object _ctl function */
list_t general_list; /* list of general containers */
cac_object_t *general_current; /* current object for _ctl function */
+ sc_path_t *aca_path; /* ACA path to be selected before pin verification */
} cac_private_data_t;
#define CAC_DATA(card) ((cac_private_data_t*)card->drv_data)
@@ -207,6 +208,7 @@ static void cac_free_private_data(cac_private_data_t *priv)
{
free(priv->cac_id);
free(priv->cache_buf);
+ free(priv->aca_path);
list_destroy(&priv->pki_list);
list_destroy(&priv->general_list);
free(priv);
@@ -289,9 +291,6 @@ static const cac_object_t cac_1_objects[] = {
static const int cac_1_object_count = sizeof(cac_1_objects)/sizeof(cac_1_objects[0]);
-
-static int cac_select_ACA(sc_card_t *card);
-
/*
* use the object id to find our object info on the object in our CAC-1 list
*/
@@ -793,11 +792,21 @@ static int cac_get_serial_nr_from_CUID(sc_card_t* card, sc_serial_number_t* seri
if (priv->cac_id_len) {
serial->len = MIN(priv->cac_id_len, SC_MAX_SERIALNR);
memcpy(serial->value, priv->cac_id, priv->cac_id_len);
- SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_NORMAL, SC_SUCCESS);
+ SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_NORMAL, SC_SUCCESS);
}
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_NORMAL, SC_ERROR_FILE_NOT_FOUND);
}
+static int cac_get_ACA_path(sc_card_t *card, sc_path_t *path)
+{
+ cac_private_data_t * priv = CAC_DATA(card);
+
+ SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_NORMAL);
+ if (priv->aca_path) {
+ *path = *priv->aca_path;
+ }
+ SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_NORMAL, SC_SUCCESS);
+}
static int cac_card_ctl(sc_card_t *card, unsigned long cmd, void *ptr)
{
@@ -810,6 +819,8 @@ static int cac_card_ctl(sc_card_t *card, unsigned long cmd, void *ptr)
LOG_FUNC_RETURN(card->ctx, SC_ERROR_INTERNAL);
}
switch(cmd) {
+ case SC_CARDCTL_CAC_GET_ACA_PATH:
+ return cac_get_ACA_path(card, (sc_path_t *) ptr);
case SC_CARDCTL_GET_SERIALNR:
return cac_get_serial_nr_from_CUID(card, (sc_serial_number_t *) ptr);
case SC_CARDCTL_CAC_INIT_GET_GENERIC_OBJECTS:
@@ -823,8 +834,6 @@ static int cac_card_ctl(sc_card_t *card, unsigned long cmd, void *ptr)
case SC_CARDCTL_CAC_FINAL_GET_GENERIC_OBJECTS:
return cac_final_iterator(&priv->general_list);
case SC_CARDCTL_CAC_FINAL_GET_CERT_OBJECTS:
- /* select ACA to be able to verify PIN */
- cac_select_ACA(card);
return cac_final_iterator(&priv->pki_list);
}
@@ -1502,6 +1511,10 @@ static int cac_find_and_initialize(sc_card_t *card, int initialize)
return SC_ERROR_OUT_OF_MEMORY;
r = cac_populate_cac_1(card, index, priv);
if (r == SC_SUCCESS) {
+ priv->aca_path = malloc(sizeof(sc_path_t));
+ if (!priv->aca_path)
+ return SC_ERROR_OUT_OF_MEMORY;
+ memcpy(priv->aca_path, &cac_ACA_Path, sizeof(sc_path_t));
card->type = SC_CARD_TYPE_CAC_II;
card->drv_data = priv;
return r;
diff --git a/src/libopensc/cardctl.h b/src/libopensc/cardctl.h
index b647b0537..b610eacc7 100644
--- a/src/libopensc/cardctl.h
+++ b/src/libopensc/cardctl.h
@@ -220,6 +220,7 @@ enum {
SC_CARDCTL_CAC_INIT_GET_CERT_OBJECTS,
SC_CARDCTL_CAC_GET_NEXT_CERT_OBJECT,
SC_CARDCTL_CAC_FINAL_GET_CERT_OBJECTS,
+ SC_CARDCTL_CAC_GET_ACA_PATH,
/*
* AuthentIC v3
diff --git a/src/libopensc/pkcs15-cac.c b/src/libopensc/pkcs15-cac.c
index fd463a9b4..ff87a2345 100644
--- a/src/libopensc/pkcs15-cac.c
+++ b/src/libopensc/pkcs15-cac.c
@@ -250,6 +250,12 @@ static int sc_pkcs15emu_cac_init(sc_pkcs15_card_t *p15card)
strncpy(pin_obj.label, label, SC_PKCS15_MAX_LABEL_SIZE - 1);
pin_obj.flags = pins[i].obj_flags;
+ /* get the ACA path in case it needs to be selected before PIN verify */
+ r = sc_card_ctl(card, SC_CARDCTL_CAC_GET_ACA_PATH, &pin_info.path);
+ if (r < 0) {
+ SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_NORMAL, r);
+ }
+
r = sc_pkcs15emu_add_pin_obj(p15card, &pin_obj, &pin_info);
if (r < 0)
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_NORMAL, r);