Adding upstream version 2:4.17.12+dfsg.upstream/2%4.17.12+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 854 insertions, 0 deletions

diff --git a/third_party/heimdal/lib/hcrypto/evp-hcrypto.c b/third_party/heimdal/lib/hcrypto/evp-hcrypto.c
new file mode 100644
index 0000000..321efb0
--- /dev/null
+++ b/third_party/heimdal/lib/hcrypto/evp-hcrypto.c
@@ -0,0 +1,854 @@
+/*
+ * Copyright (c) 2006 - 2008 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden).
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the Institute nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <config.h>
+#include <roken.h>
+
+#define HC_DEPRECATED
+
+#include <assert.h>
+
+#include <evp.h>
+#include <evp-hcrypto.h>
+
+#include <krb5-types.h>
+
+#include <des.h>
+#include "camellia.h"
+#include <aes.h>
+
+#include <rc2.h>
+#include <rc4.h>
+
+#include <sha.h>
+#include <md2.h>
+#include <md4.h>
+#include <md5.h>
+
+/*
+ *
+ */
+
+static int
+aes_init(EVP_CIPHER_CTX *ctx,
+	 const unsigned char * key,
+	 const unsigned char * iv,
+	 int encp)
+{
+    AES_KEY *k = ctx->cipher_data;
+    if (ctx->encrypt || EVP_CIPHER_CTX_mode(ctx) == EVP_CIPH_CFB8_MODE)
+	AES_set_encrypt_key(key, ctx->cipher->key_len * 8, k);
+    else
+	AES_set_decrypt_key(key, ctx->cipher->key_len * 8, k);
+    return 1;
+}
+
+static int
+aes_do_cipher(EVP_CIPHER_CTX *ctx,
+	      unsigned char *out,
+	      const unsigned char *in,
+	      unsigned int size)
+{
+    AES_KEY *k = ctx->cipher_data;
+    if (EVP_CIPHER_CTX_mode(ctx) == EVP_CIPH_CFB8_MODE)
+        AES_cfb8_encrypt(in, out, size, k, ctx->iv, ctx->encrypt);
+    else
+        AES_cbc_encrypt(in, out, size, k, ctx->iv, ctx->encrypt);
+    return 1;
+}
+
+/**
+ * The AES-128 cipher type (hcrypto)
+ *
+ * @return the AES-128 EVP_CIPHER pointer.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_CIPHER *
+EVP_hcrypto_aes_128_cbc(void)
+{
+    static const EVP_CIPHER aes_128_cbc = {
+	0,
+	16,
+	16,
+	16,
+	EVP_CIPH_CBC_MODE,
+	aes_init,
+	aes_do_cipher,
+	NULL,
+	sizeof(AES_KEY),
+	NULL,
+	NULL,
+	NULL,
+	NULL
+    };
+
+    return &aes_128_cbc;
+}
+
+/**
+ * The AES-192 cipher type (hcrypto)
+ *
+ * @return the AES-192 EVP_CIPHER pointer.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_CIPHER *
+EVP_hcrypto_aes_192_cbc(void)
+{
+    static const EVP_CIPHER aes_192_cbc = {
+	0,
+	16,
+	24,
+	16,
+	EVP_CIPH_CBC_MODE,
+	aes_init,
+	aes_do_cipher,
+	NULL,
+	sizeof(AES_KEY),
+	NULL,
+	NULL,
+	NULL,
+	NULL
+    };
+    return &aes_192_cbc;
+}
+
+/**
+ * The AES-256 cipher type (hcrypto)
+ *
+ * @return the AES-256 EVP_CIPHER pointer.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_CIPHER *
+EVP_hcrypto_aes_256_cbc(void)
+{
+    static const EVP_CIPHER aes_256_cbc = {
+	0,
+	16,
+	32,
+	16,
+	EVP_CIPH_CBC_MODE,
+	aes_init,
+	aes_do_cipher,
+	NULL,
+	sizeof(AES_KEY),
+	NULL,
+	NULL,
+	NULL,
+	NULL
+    };
+    return &aes_256_cbc;
+}
+
+/**
+ * The AES-128 CFB8 cipher type (hcrypto)
+ *
+ * @return the AES-128 EVP_CIPHER pointer.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_CIPHER *
+EVP_hcrypto_aes_128_cfb8(void)
+{
+    static const EVP_CIPHER aes_128_cfb8 = {
+	0,
+	1,
+	16,
+	16,
+	EVP_CIPH_CFB8_MODE,
+	aes_init,
+	aes_do_cipher,
+	NULL,
+	sizeof(AES_KEY),
+	NULL,
+	NULL,
+	NULL,
+	NULL
+    };
+
+    return &aes_128_cfb8;
+}
+
+/**
+ * The AES-192 CFB8 cipher type (hcrypto)
+ *
+ * @return the AES-192 EVP_CIPHER pointer.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_CIPHER *
+EVP_hcrypto_aes_192_cfb8(void)
+{
+    static const EVP_CIPHER aes_192_cfb8 = {
+	0,
+	1,
+	24,
+	16,
+	EVP_CIPH_CFB8_MODE,
+	aes_init,
+	aes_do_cipher,
+	NULL,
+	sizeof(AES_KEY),
+	NULL,
+	NULL,
+	NULL,
+	NULL
+    };
+    return &aes_192_cfb8;
+}
+
+/**
+ * The AES-256 CFB8 cipher type (hcrypto)
+ *
+ * @return the AES-256 EVP_CIPHER pointer.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_CIPHER *
+EVP_hcrypto_aes_256_cfb8(void)
+{
+    static const EVP_CIPHER aes_256_cfb8 = {
+	0,
+	1,
+	32,
+	16,
+	EVP_CIPH_CFB8_MODE,
+	aes_init,
+	aes_do_cipher,
+	NULL,
+	sizeof(AES_KEY),
+	NULL,
+	NULL,
+	NULL,
+	NULL
+    };
+    return &aes_256_cfb8;
+}
+
+/**
+ * The message digest SHA256 - hcrypto
+ *
+ * @return the message digest type.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_MD *
+EVP_hcrypto_sha256(void)
+{
+    static const struct hc_evp_md sha256 = {
+	32,
+	64,
+	sizeof(SHA256_CTX),
+	(hc_evp_md_init)SHA256_Init,
+	(hc_evp_md_update)SHA256_Update,
+	(hc_evp_md_final)SHA256_Final,
+	NULL
+    };
+    return &sha256;
+}
+
+/**
+ * The message digest SHA384 - hcrypto
+ *
+ * @return the message digest type.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_MD *
+EVP_hcrypto_sha384(void)
+{
+    static const struct hc_evp_md sha384 = {
+	48,
+	128,
+	sizeof(SHA384_CTX),
+	(hc_evp_md_init)SHA384_Init,
+	(hc_evp_md_update)SHA384_Update,
+	(hc_evp_md_final)SHA384_Final,
+	NULL
+    };
+    return &sha384;
+}
+
+/**
+ * The message digest SHA512 - hcrypto
+ *
+ * @return the message digest type.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_MD *
+EVP_hcrypto_sha512(void)
+{
+    static const struct hc_evp_md sha512 = {
+	64,
+	128,
+	sizeof(SHA512_CTX),
+	(hc_evp_md_init)SHA512_Init,
+	(hc_evp_md_update)SHA512_Update,
+	(hc_evp_md_final)SHA512_Final,
+	NULL
+    };
+    return &sha512;
+}
+
+/**
+ * The message digest SHA1 - hcrypto
+ *
+ * @return the message digest type.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_MD *
+EVP_hcrypto_sha1(void)
+{
+    static const struct hc_evp_md sha1 = {
+	20,
+	64,
+	sizeof(SHA_CTX),
+	(hc_evp_md_init)SHA1_Init,
+	(hc_evp_md_update)SHA1_Update,
+	(hc_evp_md_final)SHA1_Final,
+	NULL
+    };
+    return &sha1;
+}
+
+/**
+ * The message digest MD5 - hcrypto
+ *
+ * @return the message digest type.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_MD *
+EVP_hcrypto_md5(void)
+{
+    static const struct hc_evp_md md5 = {
+	16,
+	64,
+	sizeof(MD5_CTX),
+	(hc_evp_md_init)MD5_Init,
+	(hc_evp_md_update)MD5_Update,
+	(hc_evp_md_final)MD5_Final,
+	NULL
+    };
+    return &md5;
+}
+
+/**
+ * The message digest MD4 - hcrypto
+ *
+ * @return the message digest type.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_MD *
+EVP_hcrypto_md4(void)
+{
+    static const struct hc_evp_md md4 = {
+	16,
+	64,
+	sizeof(MD4_CTX),
+	(hc_evp_md_init)MD4_Init,
+	(hc_evp_md_update)MD4_Update,
+	(hc_evp_md_final)MD4_Final,
+	NULL
+    };
+    return &md4;
+}
+
+/**
+ * The message digest MD2 - hcrypto
+ *
+ * @return the message digest type.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_MD *
+EVP_hcrypto_md2(void)
+{
+    static const struct hc_evp_md md2 = {
+	16,
+	16,
+	sizeof(MD2_CTX),
+	(hc_evp_md_init)MD2_Init,
+	(hc_evp_md_update)MD2_Update,
+	(hc_evp_md_final)MD2_Final,
+	NULL
+    };
+    return &md2;
+}
+
+/*
+ *
+ */
+
+static int
+des_cbc_init(EVP_CIPHER_CTX *ctx,
+	     const unsigned char * key,
+	     const unsigned char * iv,
+	     int encp)
+{
+    DES_key_schedule *k = ctx->cipher_data;
+    DES_cblock deskey;
+    memcpy(&deskey, key, sizeof(deskey));
+    DES_set_key_unchecked(&deskey, k);
+    return 1;
+}
+
+static int
+des_cbc_do_cipher(EVP_CIPHER_CTX *ctx,
+		  unsigned char *out,
+		  const unsigned char *in,
+		  unsigned int size)
+{
+    DES_key_schedule *k = ctx->cipher_data;
+    DES_cbc_encrypt(in, out, size,
+		    k, (DES_cblock *)ctx->iv, ctx->encrypt);
+    return 1;
+}
+
+/**
+ * The DES cipher type
+ *
+ * @return the DES-CBC EVP_CIPHER pointer.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_CIPHER *
+EVP_hcrypto_des_cbc(void)
+{
+    static const EVP_CIPHER des_cbc = {
+	0,
+	8,
+	8,
+	8,
+	EVP_CIPH_CBC_MODE,
+	des_cbc_init,
+	des_cbc_do_cipher,
+	NULL,
+	sizeof(DES_key_schedule),
+	NULL,
+	NULL,
+	NULL,
+	NULL
+    };
+    return &des_cbc;
+}
+
+/*
+ *
+ */
+
+struct des_ede3_cbc {
+    DES_key_schedule ks[3];
+};
+
+static int
+des_ede3_cbc_init(EVP_CIPHER_CTX *ctx,
+		  const unsigned char * key,
+		  const unsigned char * iv,
+		  int encp)
+{
+    struct des_ede3_cbc *k = ctx->cipher_data;
+    DES_cblock deskey;
+
+    memcpy(&deskey, key, sizeof(deskey));
+    DES_set_odd_parity(&deskey);
+    DES_set_key_unchecked(&deskey, &k->ks[0]);
+
+    memcpy(&deskey, key + 8, sizeof(deskey));
+    DES_set_odd_parity(&deskey);
+    DES_set_key_unchecked(&deskey, &k->ks[1]);
+
+    memcpy(&deskey, key + 16, sizeof(deskey));
+    DES_set_odd_parity(&deskey);
+    DES_set_key_unchecked(&deskey, &k->ks[2]);
+
+    return 1;
+}
+
+static int
+des_ede3_cbc_do_cipher(EVP_CIPHER_CTX *ctx,
+		       unsigned char *out,
+		       const unsigned char *in,
+		       unsigned int size)
+{
+    struct des_ede3_cbc *k = ctx->cipher_data;
+    DES_ede3_cbc_encrypt(in, out, size,
+			 &k->ks[0], &k->ks[1], &k->ks[2],
+			 (DES_cblock *)ctx->iv, ctx->encrypt);
+    return 1;
+}
+
+/**
+ * The triple DES cipher type - hcrypto
+ *
+ * @return the DES-EDE3-CBC EVP_CIPHER pointer.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_CIPHER *
+EVP_hcrypto_des_ede3_cbc(void)
+{
+    static const EVP_CIPHER des_ede3_cbc = {
+	0,
+	8,
+	24,
+	8,
+	EVP_CIPH_CBC_MODE,
+	des_ede3_cbc_init,
+	des_ede3_cbc_do_cipher,
+	NULL,
+	sizeof(struct des_ede3_cbc),
+	NULL,
+	NULL,
+	NULL,
+	NULL
+    };
+    return &des_ede3_cbc;
+}
+
+/*
+ *
+ */
+
+struct rc2_cbc {
+    unsigned int maximum_effective_key;
+    RC2_KEY key;
+};
+
+static int
+rc2_init(EVP_CIPHER_CTX *ctx,
+	 const unsigned char * key,
+	 const unsigned char * iv,
+	 int encp)
+{
+    struct rc2_cbc *k = ctx->cipher_data;
+    k->maximum_effective_key = EVP_CIPHER_CTX_key_length(ctx) * 8;
+    RC2_set_key(&k->key,
+		EVP_CIPHER_CTX_key_length(ctx),
+		key,
+		k->maximum_effective_key);
+    return 1;
+}
+
+static int
+rc2_do_cipher(EVP_CIPHER_CTX *ctx,
+	      unsigned char *out,
+	      const unsigned char *in,
+	      unsigned int size)
+{
+    struct rc2_cbc *k = ctx->cipher_data;
+    RC2_cbc_encrypt(in, out, size, &k->key, ctx->iv, ctx->encrypt);
+    return 1;
+}
+
+/**
+ * The RC2 cipher type - hcrypto
+ *
+ * @return the RC2 EVP_CIPHER pointer.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_CIPHER *
+EVP_hcrypto_rc2_cbc(void)
+{
+    static const EVP_CIPHER rc2_cbc = {
+	0,
+	RC2_BLOCK_SIZE,
+	RC2_KEY_LENGTH,
+	RC2_BLOCK_SIZE,
+	EVP_CIPH_CBC_MODE|EVP_CIPH_VARIABLE_LENGTH,
+	rc2_init,
+	rc2_do_cipher,
+	NULL,
+	sizeof(struct rc2_cbc),
+	NULL,
+	NULL,
+	NULL,
+	NULL
+    };
+    return &rc2_cbc;
+}
+
+/**
+ * The RC2-40 cipher type
+ *
+ * @return the RC2-40 EVP_CIPHER pointer.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_CIPHER *
+EVP_hcrypto_rc2_40_cbc(void)
+{
+    static const EVP_CIPHER rc2_40_cbc = {
+	0,
+	RC2_BLOCK_SIZE,
+	5,
+	RC2_BLOCK_SIZE,
+	EVP_CIPH_CBC_MODE,
+	rc2_init,
+	rc2_do_cipher,
+	NULL,
+	sizeof(struct rc2_cbc),
+	NULL,
+	NULL,
+	NULL,
+	NULL
+    };
+    return &rc2_40_cbc;
+}
+
+/**
+ * The RC2-64 cipher type
+ *
+ * @return the RC2-64 EVP_CIPHER pointer.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_CIPHER *
+EVP_hcrypto_rc2_64_cbc(void)
+{
+    static const EVP_CIPHER rc2_64_cbc = {
+	0,
+	RC2_BLOCK_SIZE,
+	8,
+	RC2_BLOCK_SIZE,
+	EVP_CIPH_CBC_MODE,
+	rc2_init,
+	rc2_do_cipher,
+	NULL,
+	sizeof(struct rc2_cbc),
+	NULL,
+	NULL,
+	NULL,
+	NULL
+    };
+    return &rc2_64_cbc;
+}
+
+static int
+camellia_init(EVP_CIPHER_CTX *ctx,
+	 const unsigned char * key,
+	 const unsigned char * iv,
+	 int encp)
+{
+    CAMELLIA_KEY *k = ctx->cipher_data;
+    k->bits = ctx->cipher->key_len * 8;
+    CAMELLIA_set_key(key, ctx->cipher->key_len * 8, k);
+    return 1;
+}
+
+static int
+camellia_do_cipher(EVP_CIPHER_CTX *ctx,
+	      unsigned char *out,
+	      const unsigned char *in,
+	      unsigned int size)
+{
+    CAMELLIA_KEY *k = ctx->cipher_data;
+    CAMELLIA_cbc_encrypt(in, out, size, k, ctx->iv, ctx->encrypt);
+    return 1;
+}
+
+/**
+ * The Camellia-128 cipher type - hcrypto
+ *
+ * @return the Camellia-128 EVP_CIPHER pointer.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_CIPHER *
+EVP_hcrypto_camellia_128_cbc(void)
+{
+    static const EVP_CIPHER cipher = {
+	0,
+	16,
+	16,
+	16,
+	EVP_CIPH_CBC_MODE,
+	camellia_init,
+	camellia_do_cipher,
+	NULL,
+	sizeof(CAMELLIA_KEY),
+	NULL,
+	NULL,
+	NULL,
+	NULL
+    };
+    return &cipher;
+}
+
+/**
+ * The Camellia-198 cipher type - hcrypto
+ *
+ * @return the Camellia-198 EVP_CIPHER pointer.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_CIPHER *
+EVP_hcrypto_camellia_192_cbc(void)
+{
+    static const EVP_CIPHER cipher = {
+	0,
+	16,
+	24,
+	16,
+	EVP_CIPH_CBC_MODE,
+	camellia_init,
+	camellia_do_cipher,
+	NULL,
+	sizeof(CAMELLIA_KEY),
+	NULL,
+	NULL,
+	NULL,
+	NULL
+    };
+    return &cipher;
+}
+
+/**
+ * The Camellia-256 cipher type - hcrypto
+ *
+ * @return the Camellia-256 EVP_CIPHER pointer.
+ *
+ * @ingroup hcrypto_evp
+ */
+
+const EVP_CIPHER *
+EVP_hcrypto_camellia_256_cbc(void)
+{
+    static const EVP_CIPHER cipher = {
+	0,
+	16,
+	32,
+	16,
+	EVP_CIPH_CBC_MODE,
+	camellia_init,
+	camellia_do_cipher,
+	NULL,
+	sizeof(CAMELLIA_KEY),
+	NULL,
+	NULL,
+	NULL,
+	NULL
+    };
+    return &cipher;
+}
+
+static int
+rc4_init(EVP_CIPHER_CTX *ctx,
+	 const unsigned char *key,
+	 const unsigned char *iv,
+	 int enc)
+{
+    RC4_KEY *k = ctx->cipher_data;
+    RC4_set_key(k, ctx->key_len, key);
+    return 1;
+}
+
+static int
+rc4_do_cipher(EVP_CIPHER_CTX *ctx,
+	      unsigned char *out,
+	      const unsigned char *in,
+	      unsigned int size)
+{
+    RC4_KEY *k = ctx->cipher_data;
+    RC4(k, size, in, out);
+    return 1;
+}
+
+const EVP_CIPHER *
+EVP_hcrypto_rc4(void)
+{
+    static const EVP_CIPHER rc4 = {
+	0,
+	1,
+	16,
+	0,
+	EVP_CIPH_STREAM_CIPHER|EVP_CIPH_VARIABLE_LENGTH,
+	rc4_init,
+	rc4_do_cipher,
+	NULL,
+	sizeof(RC4_KEY),
+	NULL,
+	NULL,
+	NULL,
+	NULL
+    };
+    return &rc4;
+}
+
+
+const EVP_CIPHER *
+EVP_hcrypto_rc4_40(void)
+{
+    static const EVP_CIPHER rc4_40 = {
+	0,
+	1,
+	5,
+	0,
+	EVP_CIPH_STREAM_CIPHER|EVP_CIPH_VARIABLE_LENGTH,
+	rc4_init,
+	rc4_do_cipher,
+	NULL,
+	sizeof(RC4_KEY),
+	NULL,
+	NULL,
+	NULL,
+	NULL
+    };
+    return &rc4_40;
+}