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crypto: make EVP_MD_CTX_FLAG_FINALISE optional 

Improves compatibility with libressl, wolfssl and older openssl
libraries not having the flag. Usage of this is optional as it's
purely performance optimization related flag.
cute-signatures
Timo Teräs 2021-06-12 08:40:53 +03:00
parent 4403e7ec32
commit aeeb119fd8
1 changed files with 2 additions and 0 deletions
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2
src/apk_crypto.h
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@ -85,7 +85,9 @@ static inline int apk_digest_ctx_init(struct apk_digest_ctx *dctx, uint8_t alg)
dctx->mdctx = EVP_MD_CTX_new(); dctx->mdctx = EVP_MD_CTX_new();
if (!dctx->mdctx) return -ENOMEM; if (!dctx->mdctx) return -ENOMEM;
dctx->alg = alg; dctx->alg = alg;
#ifdef EVP_MD_CTX_FLAG_FINALISE
EVP_MD_CTX_set_flags(dctx->mdctx, EVP_MD_CTX_FLAG_FINALISE); EVP_MD_CTX_set_flags(dctx->mdctx, EVP_MD_CTX_FLAG_FINALISE);
#endif
EVP_DigestInit_ex(dctx->mdctx, apk_digest_alg_to_evp(alg), 0); EVP_DigestInit_ex(dctx->mdctx, apk_digest_alg_to_evp(alg), 0);
return 0; return 0;
} }