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openwrt-packages/utils/opensc/patches/0025-Replace-hardcode.patch

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From da70a41383e2ab81fbcc89fb1067f5a189e0fb97 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20H=E1=BB=93ng=20Qu=C3=A2n?=
<ng.hong.quan@gmail.com>
Date: Sun, 9 Nov 2014 15:58:40 +0700
Subject: [PATCH 25/26] Replace hardcode.
---
src/libopensc/card-openpgp.c | 72 +++++++++++++++++++++++++-------------------
1 file changed, 41 insertions(+), 31 deletions(-)
Index: opensc-20150513/src/libopensc/card-openpgp.c
===================================================================
--- opensc-20150513.orig/src/libopensc/card-openpgp.c
+++ opensc-20150513/src/libopensc/card-openpgp.c
@@ -154,6 +154,24 @@ static int pgp_get_pubkey(sc_card_t *,
static int pgp_get_pubkey_pem(sc_card_t *, unsigned int,
u8 *, size_t);
+/* The DO holding X.509 certificate is constructed but does not contain child DO.
+ * We should notice this when building fake file system later. */
+#define DO_CERT 0x7f21
+/* Control Reference Template of private keys. Ref: Section 4.3.3.7 of OpenPGP card v2 spec.
+ * Here we seen it as DO just for convenient */
+#define DO_SIGN 0xb600
+#define DO_ENCR 0xb800
+#define DO_AUTH 0xa400
+/* These DO does not exist. They are defined and used just for ease of implementation */
+#define DO_SIGN_SYM 0xb601
+#define DO_ENCR_SYM 0xb801
+#define DO_AUTH_SYM 0xa401
+/* Maximum length for response buffer when reading pubkey. This value is calculated with
+ * 4096-bit key length */
+#define MAXLEN_RESP_PUBKEY 527
+/* Gnuk only support 1 key length (2048 bit) */
+#define MAXLEN_RESP_PUBKEY_GNUK 271
+
static struct do_info pgp1_objects[] = { /* OpenPGP card spec 1.1 */
{ 0x004f, SIMPLE, READ_ALWAYS | WRITE_NEVER, NULL, NULL },
{ 0x005b, SIMPLE, READ_ALWAYS | WRITE_PIN3, NULL, sc_put_data },
@@ -194,12 +212,12 @@ static struct do_info pgp1_objects[] =
{ 0x5f35, SIMPLE, READ_ALWAYS | WRITE_PIN3, NULL, sc_put_data },
{ 0x5f50, SIMPLE, READ_ALWAYS | WRITE_PIN3, sc_get_data, sc_put_data },
{ 0x7f49, CONSTRUCTED, READ_ALWAYS | WRITE_NEVER, NULL, NULL },
- { 0xa400, CONSTRUCTED, READ_ALWAYS | WRITE_NEVER, pgp_get_pubkey, NULL },
- { 0xa401, SIMPLE, READ_ALWAYS | WRITE_PIN3, pgp_get_pubkey_pem, NULL },
- { 0xb600, CONSTRUCTED, READ_ALWAYS | WRITE_NEVER, pgp_get_pubkey, NULL },
- { 0xb601, SIMPLE, READ_ALWAYS | WRITE_PIN3, pgp_get_pubkey_pem, NULL },
- { 0xb800, CONSTRUCTED, READ_ALWAYS | WRITE_NEVER, pgp_get_pubkey, NULL },
- { 0xb801, SIMPLE, READ_ALWAYS | WRITE_PIN3, pgp_get_pubkey_pem, NULL },
+ { DO_AUTH, CONSTRUCTED, READ_ALWAYS | WRITE_NEVER, pgp_get_pubkey, NULL },
+ { DO_AUTH_SYM, SIMPLE, READ_ALWAYS | WRITE_PIN3, pgp_get_pubkey_pem, NULL },
+ { DO_SIGN, CONSTRUCTED, READ_ALWAYS | WRITE_NEVER, pgp_get_pubkey, NULL },
+ { DO_SIGN_SYM, SIMPLE, READ_ALWAYS | WRITE_PIN3, pgp_get_pubkey_pem, NULL },
+ { DO_ENCR, CONSTRUCTED, READ_ALWAYS | WRITE_NEVER, pgp_get_pubkey, NULL },
+ { DO_ENCR_SYM, SIMPLE, READ_ALWAYS | WRITE_PIN3, pgp_get_pubkey_pem, NULL },
{ 0, 0, 0, NULL, NULL },
};
@@ -248,30 +266,21 @@ static struct do_info pgp2_objects[] =
{ 0x5f52, SIMPLE, READ_ALWAYS | WRITE_NEVER, sc_get_data, NULL },
/* The 7F21 is constructed DO in spec, but in practice, its content can be retrieved
* as simple DO (no need to parse TLV). */
- { 0x7f21, SIMPLE, READ_ALWAYS | WRITE_PIN3, sc_get_data, sc_put_data },
+ { DO_CERT, SIMPLE, READ_ALWAYS | WRITE_PIN3, sc_get_data, sc_put_data },
{ 0x7f48, CONSTRUCTED, READ_NEVER | WRITE_NEVER, NULL, NULL },
{ 0x7f49, CONSTRUCTED, READ_ALWAYS | WRITE_NEVER, NULL, NULL },
- { 0xa400, CONSTRUCTED, READ_ALWAYS | WRITE_NEVER, pgp_get_pubkey, NULL },
+ { DO_AUTH, CONSTRUCTED, READ_ALWAYS | WRITE_NEVER, pgp_get_pubkey, NULL },
/* The 0xA401, 0xB601, 0xB801 are just symbolic, it does not represent any real DO.
* However, their R/W access condition may block the process of importing key in pkcs15init.
* So we set their accesses condition as WRITE_PIN3 (writable). */
- { 0xa401, SIMPLE, READ_ALWAYS | WRITE_PIN3, pgp_get_pubkey_pem, NULL },
- { 0xb600, CONSTRUCTED, READ_ALWAYS | WRITE_NEVER, pgp_get_pubkey, NULL },
- { 0xb601, SIMPLE, READ_ALWAYS | WRITE_PIN3, pgp_get_pubkey_pem, NULL },
- { 0xb800, CONSTRUCTED, READ_ALWAYS | WRITE_NEVER, pgp_get_pubkey, NULL },
- { 0xb801, SIMPLE, READ_ALWAYS | WRITE_PIN3, pgp_get_pubkey_pem, NULL },
+ { DO_AUTH_SYM, SIMPLE, READ_ALWAYS | WRITE_PIN3, pgp_get_pubkey_pem, NULL },
+ { DO_SIGN, CONSTRUCTED, READ_ALWAYS | WRITE_NEVER, pgp_get_pubkey, NULL },
+ { DO_SIGN_SYM, SIMPLE, READ_ALWAYS | WRITE_PIN3, pgp_get_pubkey_pem, NULL },
+ { DO_ENCR, CONSTRUCTED, READ_ALWAYS | WRITE_NEVER, pgp_get_pubkey, NULL },
+ { DO_ENCR_SYM, SIMPLE, READ_ALWAYS | WRITE_PIN3, pgp_get_pubkey_pem, NULL },
{ 0, 0, 0, NULL, NULL },
};
-/* The DO holding X.509 certificate is constructed but does not contain child DO.
- * We should notice this when building fake file system later. */
-#define DO_CERT 0x7f21
-/* Maximum length for response buffer when reading pubkey. This value is calculated with
- * 4096-bit key length */
-#define MAXLEN_RESP_PUBKEY 527
-/* Gnuk only support 1 key length (2048 bit) */
-#define MAXLEN_RESP_PUBKEY_GNUK 271
-
#define DRVDATA(card) ((struct pgp_priv_data *) ((card)->drv_data))
struct pgp_priv_data {
pgp_blob_t * mf;
@@ -755,8 +764,9 @@ pgp_read_blob(sc_card_t *card, pgp_blob_
/* Buffer length for Gnuk pubkey */
if (card->type == SC_CARD_TYPE_OPENPGP_GNUK &&
- (blob->id == 0xa400 || blob->id == 0xb600 || blob->id == 0xb800
- || blob->id == 0xa401 || blob->id == 0xb601 || blob->id == 0xb801)) {
+ (blob->id == DO_AUTH || blob->id == DO_SIGN || blob->id == DO_ENCR
+ || blob->id == DO_AUTH_SYM || blob->id == DO_SIGN_SYM
+ || blob->id == DO_ENCR_SYM)) {
buf_len = MAXLEN_RESP_PUBKEY_GNUK;
}
@@ -1812,11 +1822,11 @@ pgp_update_pubkey_blob(sc_card_t *card,
LOG_FUNC_CALLED(card->ctx);
if (key_id == SC_OPENPGP_KEY_SIGN)
- blob_id = 0xB601;
+ blob_id = DO_SIGN_SYM;
else if (key_id == SC_OPENPGP_KEY_ENCR)
- blob_id = 0xB801;
+ blob_id = DO_ENCR_SYM;
else if (key_id == SC_OPENPGP_KEY_AUTH)
- blob_id = 0xA401;
+ blob_id = DO_AUTH_SYM;
else {
sc_log(card->ctx, "Unknown key id %X.", key_id);
LOG_FUNC_RETURN(card->ctx, SC_ERROR_INVALID_ARGUMENTS);
@@ -2514,17 +2524,17 @@ pgp_delete_file(sc_card_t *card, const s
LOG_FUNC_RETURN(card->ctx, SC_ERROR_NOT_SUPPORTED);
if (card->type != SC_CARD_TYPE_OPENPGP_GNUK &&
- (file->id == 0xB601 || file->id == 0xB801 || file->id == 0xA401)) {
+ (file->id == DO_SIGN_SYM || file->id == DO_ENCR_SYM || file->id == DO_AUTH_SYM)) {
/* These tags are just symbolic. We don't really delete it. */
r = SC_SUCCESS;
}
- else if (card->type == SC_CARD_TYPE_OPENPGP_GNUK && file->id == 0xB601) {
+ else if (card->type == SC_CARD_TYPE_OPENPGP_GNUK && file->id == DO_SIGN_SYM) {
r = gnuk_delete_key(card, 1);
}
- else if (card->type == SC_CARD_TYPE_OPENPGP_GNUK && file->id == 0xB801) {
+ else if (card->type == SC_CARD_TYPE_OPENPGP_GNUK && file->id == DO_ENCR_SYM) {
r = gnuk_delete_key(card, 2);
}
- else if (card->type == SC_CARD_TYPE_OPENPGP_GNUK && file->id == 0xA401) {
+ else if (card->type == SC_CARD_TYPE_OPENPGP_GNUK && file->id == DO_AUTH_SYM) {
r = gnuk_delete_key(card, 3);
}
else {
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