diff options
Diffstat (limited to 'usr.bin/dig/lib/isc/sha2.c')
| -rw-r--r-- | usr.bin/dig/lib/isc/sha2.c | 172 |
1 files changed, 1 insertions, 171 deletions
diff --git a/usr.bin/dig/lib/isc/sha2.c b/usr.bin/dig/lib/isc/sha2.c index 69fa729c0ac..c2daccc619c 100644 --- a/usr.bin/dig/lib/isc/sha2.c +++ b/usr.bin/dig/lib/isc/sha2.c @@ -14,7 +14,7 @@ * PERFORMANCE OF THIS SOFTWARE. */ -/* $Id: sha2.c,v 1.2 2020/02/11 23:26:12 jsg Exp $ */ +/* $Id: sha2.c,v 1.3 2020/02/17 18:58:39 jung Exp $ */ /* $FreeBSD: src/sys/crypto/sha2/sha2.c,v 1.2.2.2 2002/03/05 08:36:47 ume Exp $ */ /* $KAME: sha2.c,v 1.8 2001/11/08 01:07:52 itojun Exp $ */ @@ -75,12 +75,6 @@ isc_sha224_init(isc_sha224_t *context) { } void -isc_sha224_invalidate(isc_sha224_t *context) { - EVP_MD_CTX_free(context->ctx); - context->ctx = NULL; -} - -void isc_sha224_update(isc_sha224_t *context, const uint8_t* data, size_t len) { if (len == 0U) { /* Calling with no data is valid - we do nothing */ @@ -123,12 +117,6 @@ isc_sha256_init(isc_sha256_t *context) { } void -isc_sha256_invalidate(isc_sha256_t *context) { - EVP_MD_CTX_free(context->ctx); - context->ctx = NULL; -} - -void isc_sha256_update(isc_sha256_t *context, const uint8_t *data, size_t len) { if (len == 0U) { /* Calling with no data is valid - we do nothing */ @@ -170,12 +158,6 @@ isc_sha512_init(isc_sha512_t *context) { } } -void -isc_sha512_invalidate(isc_sha512_t *context) { - EVP_MD_CTX_free(context->ctx); - context->ctx = NULL; -} - void isc_sha512_update(isc_sha512_t *context, const uint8_t *data, size_t len) { if (len == 0U) { /* Calling with no data is valid - we do nothing */ @@ -217,12 +199,6 @@ isc_sha384_init(isc_sha384_t *context) { } void -isc_sha384_invalidate(isc_sha384_t *context) { - EVP_MD_CTX_free(context->ctx); - context->ctx = NULL; -} - -void isc_sha384_update(isc_sha384_t *context, const uint8_t* data, size_t len) { if (len == 0U) { /* Calling with no data is valid - we do nothing */ @@ -251,149 +227,3 @@ isc_sha384_final(uint8_t digest[], isc_sha384_t *context) { EVP_MD_CTX_free(context->ctx); context->ctx = NULL; } - -/* - * Constant used by SHA256/384/512_End() functions for converting the - * digest to a readable hexadecimal character string: - */ -static const char *sha2_hex_digits = "0123456789abcdef"; - -char * -isc_sha224_end(isc_sha224_t *context, char buffer[]) { - uint8_t digest[ISC_SHA224_DIGESTLENGTH], *d = digest; - unsigned int i; - - /* Sanity check: */ - REQUIRE(context != (isc_sha224_t *)0); - - if (buffer != (char*)0) { - isc_sha224_final(digest, context); - - for (i = 0; i < ISC_SHA224_DIGESTLENGTH; i++) { - *buffer++ = sha2_hex_digits[(*d & 0xf0) >> 4]; - *buffer++ = sha2_hex_digits[*d & 0x0f]; - d++; - } - *buffer = (char)0; - } else { - EVP_MD_CTX_reset(context->ctx); - } - isc_safe_memwipe(digest, sizeof(digest)); - return buffer; -} - -char * -isc_sha224_data(const uint8_t *data, size_t len, - char digest[ISC_SHA224_DIGESTSTRINGLENGTH]) -{ - isc_sha224_t context; - - isc_sha224_init(&context); - isc_sha224_update(&context, data, len); - return (isc_sha224_end(&context, digest)); -} - -char * -isc_sha256_end(isc_sha256_t *context, char buffer[]) { - uint8_t digest[ISC_SHA256_DIGESTLENGTH], *d = digest; - unsigned int i; - - /* Sanity check: */ - REQUIRE(context != (isc_sha256_t *)0); - - if (buffer != (char*)0) { - isc_sha256_final(digest, context); - - for (i = 0; i < ISC_SHA256_DIGESTLENGTH; i++) { - *buffer++ = sha2_hex_digits[(*d & 0xf0) >> 4]; - *buffer++ = sha2_hex_digits[*d & 0x0f]; - d++; - } - *buffer = (char)0; - } else { - EVP_MD_CTX_reset(context->ctx); - } - isc_safe_memwipe(digest, sizeof(digest)); - return buffer; -} - -char * -isc_sha256_data(const uint8_t* data, size_t len, - char digest[ISC_SHA256_DIGESTSTRINGLENGTH]) -{ - isc_sha256_t context; - - isc_sha256_init(&context); - isc_sha256_update(&context, data, len); - return (isc_sha256_end(&context, digest)); -} - -char * -isc_sha512_end(isc_sha512_t *context, char buffer[]) { - uint8_t digest[ISC_SHA512_DIGESTLENGTH], *d = digest; - unsigned int i; - - /* Sanity check: */ - REQUIRE(context != (isc_sha512_t *)0); - - if (buffer != (char*)0) { - isc_sha512_final(digest, context); - - for (i = 0; i < ISC_SHA512_DIGESTLENGTH; i++) { - *buffer++ = sha2_hex_digits[(*d & 0xf0) >> 4]; - *buffer++ = sha2_hex_digits[*d & 0x0f]; - d++; - } - *buffer = (char)0; - } else { - EVP_MD_CTX_reset(context->ctx); - } - isc_safe_memwipe(digest, sizeof(digest)); - return buffer; -} - -char * -isc_sha512_data(const uint8_t *data, size_t len, - char digest[ISC_SHA512_DIGESTSTRINGLENGTH]) -{ - isc_sha512_t context; - - isc_sha512_init(&context); - isc_sha512_update(&context, data, len); - return (isc_sha512_end(&context, digest)); -} - -char * -isc_sha384_end(isc_sha384_t *context, char buffer[]) { - uint8_t digest[ISC_SHA384_DIGESTLENGTH], *d = digest; - unsigned int i; - - /* Sanity check: */ - REQUIRE(context != (isc_sha384_t *)0); - - if (buffer != (char*)0) { - isc_sha384_final(digest, context); - - for (i = 0; i < ISC_SHA384_DIGESTLENGTH; i++) { - *buffer++ = sha2_hex_digits[(*d & 0xf0) >> 4]; - *buffer++ = sha2_hex_digits[*d & 0x0f]; - d++; - } - *buffer = (char)0; - } else { - EVP_MD_CTX_reset(context->ctx); - } - isc_safe_memwipe(digest, sizeof(digest)); - return buffer; -} - -char * -isc_sha384_data(const uint8_t *data, size_t len, - char digest[ISC_SHA384_DIGESTSTRINGLENGTH]) -{ - isc_sha384_t context; - - isc_sha384_init(&context); - isc_sha384_update(&context, data, len); - return (isc_sha384_end(&context, digest)); -} |