openssh: conditional compile DES code.

After openssl disabled DES, openssh fails to build
for some DES codes are not wrapped in conditional
compile statement "#ifndef OPENSSL_NO_DES" and "#endif".

(From OE-Core rev: cd9c62461e837967dd29a532d32990c23350acf8)

Signed-off-by: Haiqing Bai <Haiqing.Bai@windriver.com>
Signed-off-by: Mingli Yu <mingli.yu@windriver.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

3 files changed, 188 insertions, 0 deletions

diff --git a/meta/recipes-connectivity/openssh/openssh/openssh-7.1p1-conditional-compile-des-in-cipher.patch b/meta/recipes-connectivity/openssh/openssh/openssh-7.1p1-conditional-compile-des-in-cipher.patch
new file mode 100644
index 0000000000..26193c2e53
--- /dev/null
+++ b/meta/recipes-connectivity/openssh/openssh/openssh-7.1p1-conditional-compile-des-in-cipher.patch
@@ -0,0 +1,116 @@
+From 1cd94ed4750d5392cf3c09ed64d2c162a0833bdb Mon Sep 17 00:00:00 2001
+From: Haiqing Bai <Haiqing.Bai@windriver.com>
+Date: Fri, 18 Mar 2016 15:49:31 +0800
+Subject: [PATCH 2/3] remove des in cipher.
+
+Upstream-status: Pending
+
+Signed-off-by: Haiqing Bai <Haiqing.Bai@windriver.com>
+
+---
+ cipher.c | 18 ++++++++++++++++++
+ 1 file changed, 18 insertions(+)
+
+diff --git a/cipher.c b/cipher.c
+index 02dae6f..63d3c29 100644
+--- a/cipher.c
++++ b/cipher.c
+@@ -53,8 +53,10 @@
+ 
+ #ifdef WITH_SSH1
+ extern const EVP_CIPHER *evp_ssh1_bf(void);
++#ifndef OPENSSL_NO_DES
+ extern const EVP_CIPHER *evp_ssh1_3des(void);
+ extern int ssh1_3des_iv(EVP_CIPHER_CTX *, int, u_char *, int);
++#endif /* OPENSSL_NO_DES */
+ #endif
+ 
+ struct sshcipher {
+@@ -79,13 +81,17 @@ struct sshcipher {
+ 
+ static const struct sshcipher ciphers[] = {
+ #ifdef WITH_SSH1
++#ifndef OPENSSL_NO_DES
+        { "des",        SSH_CIPHER_DES, 8, 8, 0, 0, 0, 1, EVP_des_cbc },
+        { "3des",       SSH_CIPHER_3DES, 8, 16, 0, 0, 0, 1, evp_ssh1_3des },
++#endif /* OPENSSL_NO_DES */
+        { "blowfish",   SSH_CIPHER_BLOWFISH, 8, 32, 0, 0, 0, 1, evp_ssh1_bf },
+ #endif /* WITH_SSH1 */
+ #ifdef WITH_OPENSSL
+        { "none",       SSH_CIPHER_NONE, 8, 0, 0, 0, 0, 0, EVP_enc_null },
++#ifndef OPENSSL_NO_DES
+        { "3des-cbc",   SSH_CIPHER_SSH2, 8, 24, 0, 0, 0, 1, EVP_des_ede3_cbc },
++#endif /* OPENSSL_NO_DES */
+        { "blowfish-cbc",
+                        SSH_CIPHER_SSH2, 8, 16, 0, 0, 0, 1, EVP_bf_cbc },
+        { "cast128-cbc",
+@@ -163,8 +169,10 @@ cipher_keylen(const struct sshcipher *c)
+ u_int
+ cipher_seclen(const struct sshcipher *c)
+ {
++#ifndef OPENSSL_NO_DES
+        if (strcmp("3des-cbc", c->name) == 0)
+                return 14;
++#endif /* OPENSSL_NO_DES */
+        return cipher_keylen(c);
+ }
+ 
+@@ -201,11 +209,13 @@ u_int
+ cipher_mask_ssh1(int client)
+ {
+        u_int mask = 0;
++#ifndef OPENSSL_NO_DES
+        mask |= 1 << SSH_CIPHER_3DES;           /* Mandatory */
+        mask |= 1 << SSH_CIPHER_BLOWFISH;
+        if (client) {
+                mask |= 1 << SSH_CIPHER_DES;
+        }
++#endif /*OPENSSL_NO_DES*/
+        return mask;
+ }
+ 
+@@ -546,7 +556,9 @@ cipher_get_keyiv(struct sshcipher_ctx *cc, u_char *iv, u_int len)
+        switch (c->number) {
+ #ifdef WITH_OPENSSL
+        case SSH_CIPHER_SSH2:
++#ifndef OPENSSL_NO_DES
+        case SSH_CIPHER_DES:
++#endif /* OPENSSL_NO_DES */
+        case SSH_CIPHER_BLOWFISH:
+                evplen = EVP_CIPHER_CTX_iv_length(&cc->evp);
+                if (evplen == 0)
+@@ -569,8 +581,10 @@ cipher_get_keyiv(struct sshcipher_ctx *cc, u_char *iv, u_int len)
+                break;
+ #endif
+ #ifdef WITH_SSH1
++#ifndef OPENSSL_NO_DES
+        case SSH_CIPHER_3DES:
+                return ssh1_3des_iv(&cc->evp, 0, iv, 24);
++#endif /* OPENSSL_NO_DES */
+ #endif
+        default:
+                return SSH_ERR_INVALID_ARGUMENT;
+@@ -594,7 +608,9 @@ cipher_set_keyiv(struct sshcipher_ctx *cc, const u_char *iv)
+        switch (c->number) {
+ #ifdef WITH_OPENSSL
+        case SSH_CIPHER_SSH2:
++#ifndef OPENSSL_NO_DES
+        case SSH_CIPHER_DES:
++#endif /* OPENSSL_NO_DES */
+        case SSH_CIPHER_BLOWFISH:
+                evplen = EVP_CIPHER_CTX_iv_length(&cc->evp);
+                if (evplen <= 0)
+@@ -609,8 +625,10 @@ cipher_set_keyiv(struct sshcipher_ctx *cc, const u_char *iv)
+                break;
+ #endif
+ #ifdef WITH_SSH1
++#ifndef OPENSSL_NO_DES
+        case SSH_CIPHER_3DES:
+                return ssh1_3des_iv(&cc->evp, 1, (u_char *)iv, 24);
++#endif /* OPENSSL_NO_DES */
+ #endif
+        default:
+                return SSH_ERR_INVALID_ARGUMENT;
+-- 
+1.9.1
+
diff --git a/meta/recipes-connectivity/openssh/openssh/openssh-7.1p1-conditional-compile-des-in-pkcs11.patch b/meta/recipes-connectivity/openssh/openssh/openssh-7.1p1-conditional-compile-des-in-pkcs11.patch
new file mode 100644
index 0000000000..bd02028816
--- /dev/null
+++ b/meta/recipes-connectivity/openssh/openssh/openssh-7.1p1-conditional-compile-des-in-pkcs11.patch
@@ -0,0 +1,70 @@
+From 04cfd84423f693d879dc3ffebb0f6fe2680c254f Mon Sep 17 00:00:00 2001
+From: Haiqing Bai <Haiqing.Bai@windriver.com>
+Date: Fri, 18 Mar 2016 15:59:21 +0800
+Subject: [PATCH 3/3] remove des in pkcs11.
+
+Upstream-status: Pending
+
+Signed-off-by: Haiqing Bai <Haiqing.Bai@windriver.com>
+
+---
+ pkcs11.h | 8 ++++++++
+ 1 file changed, 8 insertions(+)
+
+diff --git a/pkcs11.h b/pkcs11.h
+index b01d58f..98b36e6 100644
+--- a/pkcs11.h
++++ b/pkcs11.h
+@@ -342,9 +342,11 @@ typedef unsigned long ck_key_type_t;
+ #define CKK_GENERIC_SECRET     (0x10)
+ #define CKK_RC2                        (0x11)
+ #define CKK_RC4                        (0x12)
++#ifndef OPENSSL_NO_DES
+ #define CKK_DES                        (0x13)
+ #define CKK_DES2               (0x14)
+ #define CKK_DES3               (0x15)
++#endif /* OPENSSL_NO_DES */
+ #define CKK_CAST               (0x16)
+ #define CKK_CAST3              (0x17)
+ #define CKK_CAST128            (0x18)
+@@ -512,6 +514,7 @@ typedef unsigned long ck_mechanism_type_t;
+ #define CKM_RC2_CBC_PAD                        (0x105)
+ #define CKM_RC4_KEY_GEN                        (0x110)
+ #define CKM_RC4                                (0x111)
++#ifndef OPENSSL_NO_DES
+ #define CKM_DES_KEY_GEN                        (0x120)
+ #define CKM_DES_ECB                    (0x121)
+ #define CKM_DES_CBC                    (0x122)
+@@ -525,6 +528,7 @@ typedef unsigned long ck_mechanism_type_t;
+ #define CKM_DES3_MAC                   (0x134)
+ #define CKM_DES3_MAC_GENERAL           (0x135)
+ #define CKM_DES3_CBC_PAD               (0x136)
++#endif /* OPENSSL_NO_DES */
+ #define CKM_CDMF_KEY_GEN               (0x140)
+ #define CKM_CDMF_ECB                   (0x141)
+ #define CKM_CDMF_CBC                   (0x142)
+@@ -610,8 +614,10 @@ typedef unsigned long ck_mechanism_type_t;
+ #define CKM_MD5_KEY_DERIVATION         (0x390)
+ #define CKM_MD2_KEY_DERIVATION         (0x391)
+ #define CKM_SHA1_KEY_DERIVATION                (0x392)
++#ifndef OPENSSL_NO_DES
+ #define CKM_PBE_MD2_DES_CBC            (0x3a0)
+ #define CKM_PBE_MD5_DES_CBC            (0x3a1)
++#endif /* OPENSSL_NO_DES */
+ #define CKM_PBE_MD5_CAST_CBC           (0x3a2)
+ #define CKM_PBE_MD5_CAST3_CBC          (0x3a3)
+ #define CKM_PBE_MD5_CAST5_CBC          (0x3a4)
+@@ -620,8 +626,10 @@ typedef unsigned long ck_mechanism_type_t;
+ #define CKM_PBE_SHA1_CAST128_CBC       (0x3a5)
+ #define CKM_PBE_SHA1_RC4_128           (0x3a6)
+ #define CKM_PBE_SHA1_RC4_40            (0x3a7)
++#ifndef OPENSSL_NO_DES
+ #define CKM_PBE_SHA1_DES3_EDE_CBC      (0x3a8)
+ #define CKM_PBE_SHA1_DES2_EDE_CBC      (0x3a9)
++#endif /* OPENSSL_NO_DES */
+ #define CKM_PBE_SHA1_RC2_128_CBC       (0x3aa)
+ #define CKM_PBE_SHA1_RC2_40_CBC                (0x3ab)
+ #define CKM_PKCS5_PBKD2                        (0x3b0)
+-- 
+1.9.1
+
diff --git a/meta/recipes-connectivity/openssh/openssh_7.2p2.bb b/meta/recipes-connectivity/openssh/openssh_7.2p2.bb
index 01b5d500f3..21eefab8ff 100644
--- a/meta/recipes-connectivity/openssh/openssh_7.2p2.bb
+++ b/meta/recipes-connectivity/openssh/openssh_7.2p2.bb
@@ -23,6 +23,8 @@ SRC_URI = "http://ftp.openbsd.org/pub/OpenBSD/OpenSSH/portable/openssh-${PV}.tar
            file://add-test-support-for-busybox.patch \
            file://run-ptest \
            file://CVE-2015-8325.patch \
+           file://openssh-7.1p1-conditional-compile-des-in-cipher.patch \
+           file://openssh-7.1p1-conditional-compile-des-in-pkcs11.patch \
            "
 
 PAM_SRC_URI = "file://sshd"