Hi,
I'm trying to build klips against Linux 4.6.2. However the crypto_hash
API was recently removed from the stable Linux kernel series, hence
KLIPS doesn't build. (See the build log below.) Is there a workaround
or fix for this?
Thanks,
Robert
CC [M] /usr/src/redhat/BUILD/libreswan-3.17/modobj/des/cbc_enc.o
CC [M] /usr/src/redhat/BUILD/libreswan-3.17/modobj/des/ecb_enc.o
CC [M] /usr/src/redhat/BUILD/libreswan-3.17/modobj/des/set_key.o
CC [M] /usr/src/redhat/BUILD/libreswan-3.17/modobj/des/des_enc.o
CC [M] /usr/src/redhat/BUILD/libreswan-3.17/modobj/aes/ipsec_alg_aes.o
CC [M] /usr/src/redhat/BUILD/libreswan-3.17/modobj/aes/aes_xcbc_mac.o
CC [M] /usr/src/redhat/BUILD/libreswan-3.17/modobj/aes/aes_cbc.o
CC [M] /usr/src/redhat/BUILD/libreswan-3.17/modobj/aes/aes.o
ln -s -f
/usr/src/redhat/BUILD/libreswan-3.17/linux/net/ipsec/ipsec_alg_cryptoapi.c
/usr/src/redhat/BUILD/libreswan-3.17/modobj/ipsec_alg_cryptoapi.c
CC [M] /usr/src/redhat/BUILD/libreswan-3.17/modobj/ipsec_alg_cryptoapi.o
/usr/src/redhat/BUILD/libreswan-3.17/modobj/ipsec_alg_cryptoapi.c: In
function 'setup_digest':
/usr/src/redhat/BUILD/libreswan-3.17/modobj/ipsec_alg_cryptoapi.c:564:5:
error: implicit declaration of function 'crypto_has_hash'
[-Werror=implicit-function-declaration]
return crypto_has_hash(digestname, 0, 0);
^
/usr/src/redhat/BUILD/libreswan-3.17/modobj/ipsec_alg_cryptoapi.c: In
function '_capi_hmac_new_key':
/usr/src/redhat/BUILD/libreswan-3.17/modobj/ipsec_alg_cryptoapi.c:655:2:
error: implicit declaration of function 'crypto_alloc_hash'
[-Werror=implicit-function-declaration]
tfm = crypto_alloc_hash(dptr->digestname, 0, CRYPTO_ALG_ASYNC);
^
/usr/src/redhat/BUILD/libreswan-3.17/modobj/ipsec_alg_cryptoapi.c:655:6:
warning: assignment makes pointer from integer without a cast
tfm = crypto_alloc_hash(dptr->digestname, 0, CRYPTO_ALG_ASYNC);
^
/usr/src/redhat/BUILD/libreswan-3.17/modobj/ipsec_alg_cryptoapi.c:662:2:
error: implicit declaration of function 'crypto_hash_setkey'
[-Werror=implicit-function-declaration]
if (crypto_hash_setkey(tfm, key, keylen)<0)
^
/usr/src/redhat/BUILD/libreswan-3.17/modobj/ipsec_alg_cryptoapi.c:667:3:
error: implicit declaration of function 'crypto_free_hash'
[-Werror=implicit-function-declaration]
crypto_free_hash(tfm);
^
/usr/src/redhat/BUILD/libreswan-3.17/modobj/ipsec_alg_cryptoapi.c: In
function '_capi_hmac_hash':
/usr/src/redhat/BUILD/libreswan-3.17/modobj/ipsec_alg_cryptoapi.c:687:19:
error: storage size of 'desc' isn't known
struct hash_desc desc;
^
/usr/src/redhat/BUILD/libreswan-3.17/modobj/ipsec_alg_cryptoapi.c:710:2:
error: implicit declaration of function 'crypto_hash_digest'
[-Werror=implicit-function-declaration]
ret = crypto_hash_digest(&desc, &sg, len, hash_buf);
^
/usr/src/redhat/BUILD/libreswan-3.17/modobj/ipsec_alg_cryptoapi.c:687:19:
warning: unused variable 'desc' [-Wunused-variable]
struct hash_desc desc;
^
cc1: some warnings being treated as errors
scripts/Makefile.build:291: recipe for target
'/usr/src/redhat/BUILD/libreswan-3.17/modobj/ipsec_alg_cryptoapi.o' failed
make[4]: ***
[/usr/src/redhat/BUILD/libreswan-3.17/modobj/ipsec_alg_cryptoapi.o] Error 1
Makefile:1429: recipe for target
'_module_/usr/src/redhat/BUILD/libreswan-3.17/modobj' failed
make[3]: *** [_module_/usr/src/redhat/BUILD/libreswan-3.17/modobj] Error 2
make[3]: Leaving directory '/usr/src/linux-4.6.2'
Makefile:420: recipe for target 'module26' failed
make[2]: *** [module26] Error 2
make[2]: Leaving directory '/usr/src/redhat/BUILD/libreswan-3.17'
Makefile:308: recipe for target 'module' failed
make[1]: *** [module] Error 2
make[1]: Leaving directory '/usr/src/redhat/BUILD/libreswan-3.17'
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