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Description: Migrate to openssl 1.1
Cherry-picked from upstream
Author: Jörg Frings-Fürst <debian@jff-webhosting.net>
Origin: upstream https://sourceforge.net/p/ipmitool/source/ci/1664902525a1c3771b4d8b3ccab7ea1ba6b2bdd1/
Bug: https://sourceforge.net/p/ipmitool/bugs/461/
Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=853782
Forwarded: not-needed
Last-Update: 2017-08-13 <YYYY-MM-DD, last update of the meta-information, optional>
---
This patch header follows DEP-3: http://dep.debian.net/deps/dep3/
Index: trunk/src/plugins/lanplus/lanplus_crypt_impl.c
===================================================================
--- trunk.orig/src/plugins/lanplus/lanplus_crypt_impl.c
+++ trunk/src/plugins/lanplus/lanplus_crypt_impl.c
@@ -164,11 +164,7 @@ lanplus_encrypt_aes_cbc_128(const uint8_
uint8_t * output,
uint32_t * bytes_written)
{
- EVP_CIPHER_CTX ctx;
- EVP_CIPHER_CTX_init(&ctx);
- EVP_EncryptInit_ex(&ctx, EVP_aes_128_cbc(), NULL, key, iv);
- EVP_CIPHER_CTX_set_padding(&ctx, 0);
-
+ EVP_CIPHER_CTX *ctx = NULL;
*bytes_written = 0;
@@ -182,6 +178,14 @@ lanplus_encrypt_aes_cbc_128(const uint8_
printbuf(input, input_length, "encrypting this data");
}
+ ctx = EVP_CIPHER_CTX_new();
+ if (ctx == NULL) {
+ lprintf(LOG_DEBUG, "ERROR: EVP_CIPHER_CTX_new() failed");
+ return;
+ }
+ EVP_CIPHER_CTX_init(ctx);
+ EVP_EncryptInit_ex(ctx, EVP_aes_128_cbc(), NULL, key, iv);
+ EVP_CIPHER_CTX_set_padding(ctx, 0);
/*
* The default implementation adds a whole block of padding if the input
@@ -191,28 +195,28 @@ lanplus_encrypt_aes_cbc_128(const uint8_
assert((input_length % IPMI_CRYPT_AES_CBC_128_BLOCK_SIZE) == 0);
- if(!EVP_EncryptUpdate(&ctx, output, (int *)bytes_written, input, input_length))
+ if(!EVP_EncryptUpdate(ctx, output, (int *)bytes_written, input, input_length))
{
/* Error */
*bytes_written = 0;
- return;
}
else
{
uint32_t tmplen;
- if(!EVP_EncryptFinal_ex(&ctx, output + *bytes_written, (int *)&tmplen))
+ if(!EVP_EncryptFinal_ex(ctx, output + *bytes_written, (int *)&tmplen))
{
+ /* Error */
*bytes_written = 0;
- return; /* Error */
}
else
{
/* Success */
*bytes_written += tmplen;
- EVP_CIPHER_CTX_cleanup(&ctx);
}
}
+ /* performs cleanup and free */
+ EVP_CIPHER_CTX_free(ctx);
}
@@ -239,11 +243,7 @@ lanplus_decrypt_aes_cbc_128(const uint8_
uint8_t * output,
uint32_t * bytes_written)
{
- EVP_CIPHER_CTX ctx;
- EVP_CIPHER_CTX_init(&ctx);
- EVP_DecryptInit_ex(&ctx, EVP_aes_128_cbc(), NULL, key, iv);
- EVP_CIPHER_CTX_set_padding(&ctx, 0);
-
+ EVP_CIPHER_CTX *ctx = NULL;
if (verbose >= 5)
{
@@ -252,12 +252,20 @@ lanplus_decrypt_aes_cbc_128(const uint8_
printbuf(input, input_length, "decrypting this data");
}
-
*bytes_written = 0;
if (input_length == 0)
return;
+ ctx = EVP_CIPHER_CTX_new();
+ if (ctx == NULL) {
+ lprintf(LOG_DEBUG, "ERROR: EVP_CIPHER_CTX_new() failed");
+ return;
+ }
+ EVP_CIPHER_CTX_init(ctx);
+ EVP_DecryptInit_ex(ctx, EVP_aes_128_cbc(), NULL, key, iv);
+ EVP_CIPHER_CTX_set_padding(ctx, 0);
+
/*
* The default implementation adds a whole block of padding if the input
* data is perfectly aligned. We would like to keep that from happening.
@@ -266,33 +274,33 @@ lanplus_decrypt_aes_cbc_128(const uint8_
assert((input_length % IPMI_CRYPT_AES_CBC_128_BLOCK_SIZE) == 0);
- if (!EVP_DecryptUpdate(&ctx, output, (int *)bytes_written, input, input_length))
+ if (!EVP_DecryptUpdate(ctx, output, (int *)bytes_written, input, input_length))
{
/* Error */
lprintf(LOG_DEBUG, "ERROR: decrypt update failed");
*bytes_written = 0;
- return;
}
else
{
uint32_t tmplen;
- if (!EVP_DecryptFinal_ex(&ctx, output + *bytes_written, (int *)&tmplen))
+ if (!EVP_DecryptFinal_ex(ctx, output + *bytes_written, (int *)&tmplen))
{
+ /* Error */
char buffer[1000];
ERR_error_string(ERR_get_error(), buffer);
lprintf(LOG_DEBUG, "the ERR error %s", buffer);
lprintf(LOG_DEBUG, "ERROR: decrypt final failed");
*bytes_written = 0;
- return; /* Error */
}
else
{
/* Success */
*bytes_written += tmplen;
- EVP_CIPHER_CTX_cleanup(&ctx);
}
}
+ /* performs cleanup and free */
+ EVP_CIPHER_CTX_free(ctx);
if (verbose >= 5)
{
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