> When trying to use the openssl AF_ALG module with 4.8-rc1 with imx
> caam, I get this:
>
> $ OPENSSL_CONF=/shared/crypto/openssl-imx.cnf strace openssl dgst -md5 </bin/bash
> ...
> socket(PF_ALG, SOCK_SEQPACKET, 0) = 3
> close(3) = 0
> socket(PF_ALG, SOCK_SEQPACKET, 0) = 3
> bind(3, {sa_family=AF_ALG, sa_data="hash\0\0\0\0\0\0\0\0\0\0"}, 88) = 0
> accept(3, 0, NULL) = 4
> fstat64(0, {st_mode=S_IFREG|0755, st_size=666864, ...}) = 0
> mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb6fab000
> read(0, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\2\0(\0\1\0\0\0\21'\2\0004\0\0\0"..., 8192) = 8192
> send(4, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\2\0(\0\1\0\0\0\21'\2\0004\0\0\0"..., 8192, MSG_MORE) = -1 ENOKEY (Required key not available)
As far as I know from testing on x86, it has never worked as expected.
I believe you have to use 'sendto' and 'recvfrom' because 'send' and
'recv' use default structures, and they configure the object
incorrectly.
Jeff
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