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Add kernel only detection in crypt storage API.

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This commit is contained in:
Ondrej Kozina
2019-02-27 13:22:10 +01:00
committed by Milan Broz
parent a0540cafb3
commit f9fa4cc099
2 changed files with 7 additions and 0 deletions
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2
lib/crypto_backend/crypto_backend.h
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@@ -117,6 +117,8 @@ int crypt_storage_decrypt(struct crypt_storage *ctx, uint64_t iv_offset,
int crypt_storage_encrypt(struct crypt_storage *ctx, uint64_t iv_offset, int crypt_storage_encrypt(struct crypt_storage *ctx, uint64_t iv_offset,
uint64_t length, char *buffer); uint64_t length, char *buffer);
bool crypt_storage_kernel_only(struct crypt_storage *ctx);
/* Memzero helper (memset on stack can be optimized out) */ /* Memzero helper (memset on stack can be optimized out) */
static inline void crypt_backend_memzero(void *s, size_t n) static inline void crypt_backend_memzero(void *s, size_t n)
{ {

5
lib/crypto_backend/crypto_storage.c
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@@ -313,3 +313,8 @@ void crypt_storage_destroy(struct crypt_storage *ctx)
memset(ctx, 0, sizeof(*ctx)); memset(ctx, 0, sizeof(*ctx));
free(ctx); free(ctx);
} }
bool crypt_storage_kernel_only(struct crypt_storage *ctx)
{
return crypt_cipher_kernel_only(ctx->cipher);
}