Re: [RFC PATCH 5/8] KEYS: Provide software public key query function [ver 3]

2016-05-12 Thread Mat Martineau
On Thu, 12 May 2016, David Howells wrote: Mat Martineau wrote: + len = crypto_akcipher_maxsize(tfm); + info->key_size = len * 8; + info->max_data_size = len; + info->max_sig_size = len; + info->max_enc_size = len; + info->max_dec_size = len; If len > UIN

Re: [RFC PATCH 5/8] KEYS: Provide software public key query function [ver 3]

2016-05-12 Thread David Howells
Mat Martineau wrote: > > + len = crypto_akcipher_maxsize(tfm); > > + info->key_size = len * 8; > > + info->max_data_size = len; > > + info->max_sig_size = len; > > + info->max_enc_size = len; > > + info->max_dec_size = len; > > If len > UINT16_MAX, should UINT16_MAX be reported as th

Re: [RFC PATCH 5/8] KEYS: Provide software public key query function [ver 3]

2016-05-11 Thread Tadeusz Struk
On 05/11/2016 04:50 PM, Mat Martineau wrote: > >> +len = crypto_akcipher_maxsize(tfm); >> +info->key_size = len * 8; >> +info->max_data_size = len; >> +info->max_sig_size = len; >> +info->max_enc_size = len; >> +info->max_dec_size = len; > > If len > UINT16_MAX, should UIN

Re: [RFC PATCH 5/8] KEYS: Provide software public key query function [ver 3]

2016-05-11 Thread Mat Martineau
On Wed, 11 May 2016, David Howells wrote: Provide a query function for the software public key implementation. This permits information about such a key to be obtained using query_asymmetric_key() or KEYCTL_PKEY_QUERY. Signed-off-by: David Howells --- crypto/asymmetric_keys/public_key.c |

[RFC PATCH 5/8] KEYS: Provide software public key query function [ver 3]

2016-05-11 Thread David Howells
Provide a query function for the software public key implementation. This permits information about such a key to be obtained using query_asymmetric_key() or KEYCTL_PKEY_QUERY. Signed-off-by: David Howells --- crypto/asymmetric_keys/public_key.c | 96 ++- 1 fi