Name

crypto_alloc_shash — allocate message digest handle

Synopsis

struct crypto_shash * crypto_alloc_shash (const char * alg_name,
 u32 type,
 u32 mask);
 

Arguments

alg_name

is the cra_name / name or cra_driver_name / driver name of the message digest cipher

type

specifies the type of the cipher

mask

specifies the mask for the cipher

Description

Allocate a cipher handle for a message digest. The returned struct crypto_shash is the cipher handle that is required for any subsequent API invocation for that message digest.

Return

allocated cipher handle in case of success; IS_ERR is true in case of an error, PTR_ERR returns the error code.