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提交 3eb2aff4 编写于 作者: K Kurt Roeckx
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Add support for minimum and maximum protocol version supported by a cipher 

Reviewed-by: NViktor Dukhovni <viktor@openssl.org>

MR: #1595
上级 068c358a
展开全部 隐藏空白更改
内联 并排
Showing with 504 addition and 318 deletion
ssl/s3_lib.c
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此差异已折叠。
ssl/ssl_ciph.c
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...@@ -319,122 +319,123 @@ typedef struct cipher_order_st { ...@@ -319,122 +319,123 @@ typedef struct cipher_order_st {
static const SSL_CIPHER cipher_aliases[] = { static const SSL_CIPHER cipher_aliases[] = {
/* "ALL" doesn't include eNULL (must be specifically enabled) */ /* "ALL" doesn't include eNULL (must be specifically enabled) */
{0, SSL_TXT_ALL, 0, 0, 0, ~SSL_eNULL, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_ALL, 0, 0, 0, ~SSL_eNULL, 0, 0, 0, 0, 0, 0, 0, 0, 0},
/* "COMPLEMENTOFALL" */ /* "COMPLEMENTOFALL" */
{0, SSL_TXT_CMPALL, 0, 0, 0, SSL_eNULL, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_CMPALL, 0, 0, 0, SSL_eNULL, 0, 0, 0, 0, 0, 0, 0, 0, 0},
/* /*
* "COMPLEMENTOFDEFAULT" (does *not* include ciphersuites not found in * "COMPLEMENTOFDEFAULT" (does *not* include ciphersuites not found in
* ALL!) * ALL!)
*/ */
{0, SSL_TXT_CMPDEF, 0, 0, 0, 0, 0, 0, SSL_NOT_DEFAULT, 0, 0, 0}, {0, SSL_TXT_CMPDEF, 0, 0, 0, 0, 0, 0, 0, 0, 0, SSL_NOT_DEFAULT, 0, 0, 0},
/* /*
* key exchange aliases (some of those using only a single bit here * key exchange aliases (some of those using only a single bit here
* combine multiple key exchange algs according to the RFCs, e.g. kDHE * combine multiple key exchange algs according to the RFCs, e.g. kDHE
* combines DHE_DSS and DHE_RSA) * combines DHE_DSS and DHE_RSA)
*/ */
{0, SSL_TXT_kRSA, 0, SSL_kRSA, 0, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_kRSA, 0, SSL_kRSA, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_kEDH, 0, SSL_kDHE, 0, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_kEDH, 0, SSL_kDHE, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_kDHE, 0, SSL_kDHE, 0, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_kDHE, 0, SSL_kDHE, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_DH, 0, SSL_kDHE, 0, 0, 0, 0, 0, 0, 0, {0, SSL_TXT_DH, 0, SSL_kDHE, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
0},
{0, SSL_TXT_kEECDH, 0, SSL_kECDHE, 0, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_kEECDH, 0, SSL_kECDHE, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_kECDHE, 0, SSL_kECDHE, 0, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_kECDHE, 0, SSL_kECDHE, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_ECDH, 0, SSL_kECDHE, 0, 0, 0, 0, 0, {0, SSL_TXT_ECDH, 0, SSL_kECDHE, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
0, 0, 0},
{0, SSL_TXT_kPSK, 0, SSL_kPSK, 0, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_kPSK, 0, SSL_kPSK, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_kRSAPSK, 0, SSL_kRSAPSK, 0, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_kRSAPSK, 0, SSL_kRSAPSK, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_kECDHEPSK, 0, SSL_kECDHEPSK, 0, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_kECDHEPSK, 0, SSL_kECDHEPSK, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_kDHEPSK, 0, SSL_kDHEPSK, 0, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_kDHEPSK, 0, SSL_kDHEPSK, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_kSRP, 0, SSL_kSRP, 0, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_kSRP, 0, SSL_kSRP, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_kGOST, 0, SSL_kGOST, 0, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_kGOST, 0, SSL_kGOST, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
/* server authentication aliases */ /* server authentication aliases */
{0, SSL_TXT_aRSA, 0, 0, SSL_aRSA, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_aRSA, 0, 0, SSL_aRSA, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_aDSS, 0, 0, SSL_aDSS, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_aDSS, 0, 0, SSL_aDSS, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_DSS, 0, 0, SSL_aDSS, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_DSS, 0, 0, SSL_aDSS, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_aNULL, 0, 0, SSL_aNULL, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_aNULL, 0, 0, SSL_aNULL, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_aECDSA, 0, 0, SSL_aECDSA, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_aECDSA, 0, 0, SSL_aECDSA, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_ECDSA, 0, 0, SSL_aECDSA, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_ECDSA, 0, 0, SSL_aECDSA, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_aPSK, 0, 0, SSL_aPSK, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_aPSK, 0, 0, SSL_aPSK, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_aGOST01, 0, 0, SSL_aGOST01, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_aGOST01, 0, 0, SSL_aGOST01, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_aGOST12, 0, 0, SSL_aGOST12, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_aGOST12, 0, 0, SSL_aGOST12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_aGOST, 0, 0, SSL_aGOST01 | SSL_aGOST12, 0, 0, 0, {0, SSL_TXT_aGOST, 0, 0, SSL_aGOST01 | SSL_aGOST12, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0}, 0, 0, 0, 0},
{0, SSL_TXT_aSRP, 0, 0, SSL_aSRP, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_aSRP, 0, 0, SSL_aSRP, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
/* aliases combining key exchange and server authentication */ /* aliases combining key exchange and server authentication */
{0, SSL_TXT_EDH, 0, SSL_kDHE, ~SSL_aNULL, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_EDH, 0, SSL_kDHE, ~SSL_aNULL, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_DHE, 0, SSL_kDHE, ~SSL_aNULL, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_DHE, 0, SSL_kDHE, ~SSL_aNULL, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_EECDH, 0, SSL_kECDHE, ~SSL_aNULL, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_EECDH, 0, SSL_kECDHE, ~SSL_aNULL, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_ECDHE, 0, SSL_kECDHE, ~SSL_aNULL, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_ECDHE, 0, SSL_kECDHE, ~SSL_aNULL, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_NULL, 0, 0, 0, SSL_eNULL, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_NULL, 0, 0, 0, SSL_eNULL, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_RSA, 0, SSL_kRSA, SSL_aRSA, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_RSA, 0, SSL_kRSA, SSL_aRSA, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_ADH, 0, SSL_kDHE, SSL_aNULL, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_ADH, 0, SSL_kDHE, SSL_aNULL, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_AECDH, 0, SSL_kECDHE, SSL_aNULL, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_AECDH, 0, SSL_kECDHE, SSL_aNULL, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_PSK, 0, SSL_PSK, 0, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_PSK, 0, SSL_PSK, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_SRP, 0, SSL_kSRP, 0, 0, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_SRP, 0, SSL_kSRP, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
/* symmetric encryption aliases */ /* symmetric encryption aliases */
{0, SSL_TXT_DES, 0, 0, 0, SSL_DES, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_DES, 0, 0, 0, SSL_DES, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_3DES, 0, 0, 0, SSL_3DES, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_3DES, 0, 0, 0, SSL_3DES, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_RC4, 0, 0, 0, SSL_RC4, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_RC4, 0, 0, 0, SSL_RC4, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_RC2, 0, 0, 0, SSL_RC2, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_RC2, 0, 0, 0, SSL_RC2, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_IDEA, 0, 0, 0, SSL_IDEA, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_IDEA, 0, 0, 0, SSL_IDEA, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_SEED, 0, 0, 0, SSL_SEED, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_SEED, 0, 0, 0, SSL_SEED, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_eNULL, 0, 0, 0, SSL_eNULL, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_eNULL, 0, 0, 0, SSL_eNULL, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_GOST, 0, 0, 0, SSL_eGOST2814789CNT | SSL_eGOST2814789CNT12, 0, {0, SSL_TXT_GOST, 0, 0, 0, SSL_eGOST2814789CNT | SSL_eGOST2814789CNT12, 0,
0, 0, 0, 0, 0}, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_AES128, 0, 0, 0, SSL_AES128 | SSL_AES128GCM | SSL_AES128CCM | SSL_AES128CCM8, 0, {0, SSL_TXT_AES128, 0, 0, 0, SSL_AES128 | SSL_AES128GCM | SSL_AES128CCM | SSL_AES128CCM8, 0,
0, 0, 0, 0, 0}, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_AES256, 0, 0, 0, SSL_AES256 | SSL_AES256GCM | SSL_AES256CCM | SSL_AES256CCM8, 0, {0, SSL_TXT_AES256, 0, 0, 0, SSL_AES256 | SSL_AES256GCM | SSL_AES256CCM | SSL_AES256CCM8, 0,
0, 0, 0, 0, 0}, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_AES, 0, 0, 0, SSL_AES, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_AES, 0, 0, 0, SSL_AES, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_AES_GCM, 0, 0, 0, SSL_AES128GCM | SSL_AES256GCM, 0, 0, 0, 0, {0, SSL_TXT_AES_GCM, 0, 0, 0, SSL_AES128GCM | SSL_AES256GCM, 0, 0, 0, 0,
0, 0}, 0, 0, 0, 0, 0},
{0, SSL_TXT_AES_CCM, 0, 0, 0, SSL_AES128CCM | SSL_AES256CCM | SSL_AES128CCM8 | SSL_AES256CCM8, 0, 0, 0, 0, {0, SSL_TXT_AES_CCM, 0, 0, 0,
0, 0}, SSL_AES128CCM | SSL_AES256CCM | SSL_AES128CCM8 | SSL_AES256CCM8, 0, 0, 0,
0, 0, 0, 0, 0, 0},
{0, SSL_TXT_AES_CCM_8, 0, 0, 0, SSL_AES128CCM8 | SSL_AES256CCM8, 0, 0, 0, 0, {0, SSL_TXT_AES_CCM_8, 0, 0, 0, SSL_AES128CCM8 | SSL_AES256CCM8, 0, 0, 0, 0,
0, 0}, 0, 0},
{0, SSL_TXT_CAMELLIA128, 0, 0, 0, SSL_CAMELLIA128, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_CAMELLIA128, 0, 0, 0, SSL_CAMELLIA128, 0, 0, 0, 0, 0, 0, 0, 0,
{0, SSL_TXT_CAMELLIA256, 0, 0, 0, SSL_CAMELLIA256, 0, 0, 0, 0, 0, 0}, 0},
{0, SSL_TXT_CAMELLIA, 0, 0, 0, SSL_CAMELLIA, 0, 0, 0, 0, 0, 0}, {0, SSL_TXT_CAMELLIA256, 0, 0, 0, SSL_CAMELLIA256, 0, 0, 0, 0, 0, 0, 0, 0,
{0, SSL_TXT_CHACHA20, 0, 0, 0, SSL_CHACHA20, 0, 0, 0, 0, 0, 0 }, 0},
{0, SSL_TXT_CAMELLIA, 0, 0, 0, SSL_CAMELLIA, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_CHACHA20, 0, 0, 0, SSL_CHACHA20, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
/* MAC aliases */ /* MAC aliases */
{0, SSL_TXT_MD5, 0, 0, 0, 0, SSL_MD5, 0, 0, 0, 0, 0}, {0, SSL_TXT_MD5, 0, 0, 0, 0, SSL_MD5, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_SHA1, 0, 0, 0, 0, SSL_SHA1, 0, 0, 0, 0, 0}, {0, SSL_TXT_SHA1, 0, 0, 0, 0, SSL_SHA1, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_SHA, 0, 0, 0, 0, SSL_SHA1, 0, 0, 0, 0, 0}, {0, SSL_TXT_SHA, 0, 0, 0, 0, SSL_SHA1, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_GOST94, 0, 0, 0, 0, SSL_GOST94, 0, 0, 0, 0, 0}, {0, SSL_TXT_GOST94, 0, 0, 0, 0, SSL_GOST94, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_GOST89MAC, 0, 0, 0, 0, SSL_GOST89MAC | SSL_GOST89MAC12, 0, 0, {0, SSL_TXT_GOST89MAC, 0, 0, 0, 0, SSL_GOST89MAC | SSL_GOST89MAC12, 0, 0,
0, 0, 0}, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_SHA256, 0, 0, 0, 0, SSL_SHA256, 0, 0, 0, 0, 0}, {0, SSL_TXT_SHA256, 0, 0, 0, 0, SSL_SHA256, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_SHA384, 0, 0, 0, 0, SSL_SHA384, 0, 0, 0, 0, 0}, {0, SSL_TXT_SHA384, 0, 0, 0, 0, SSL_SHA384, 0, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_GOST12, 0, 0, 0, 0, SSL_GOST12_256, 0, 0, 0, 0, 0}, {0, SSL_TXT_GOST12, 0, 0, 0, 0, SSL_GOST12_256, 0, 0, 0, 0, 0, 0, 0, 0},
/* protocol version aliases */ /* protocol version aliases */
{0, SSL_TXT_SSLV3, 0, 0, 0, 0, 0, SSL_SSLV3, 0, 0, 0, 0}, {0, SSL_TXT_SSLV3, 0, 0, 0, 0, 0, SSL3_VERSION, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_TLSV1, 0, 0, 0, 0, 0, SSL_SSLV3, 0, 0, 0, 0}, {0, SSL_TXT_TLSV1, 0, 0, 0, 0, 0, TLS1_VERSION, 0, 0, 0, 0, 0, 0, 0},
{0, "TLSv1.0", 0, 0, 0, 0, 0, SSL_TLSV1, 0, 0, 0, 0}, {0, "TLSv1.0", 0, 0, 0, 0, 0, TLS1_VERSION, 0, 0, 0, 0, 0, 0, 0},
{0, SSL_TXT_TLSV1_2, 0, 0, 0, 0, 0, SSL_TLSV1_2, 0, 0, 0, 0}, {0, SSL_TXT_TLSV1_2, 0, 0, 0, 0, 0, TLS1_2_VERSION, 0, 0, 0, 0, 0, 0, 0},
/* strength classes */ /* strength classes */
{0, SSL_TXT_LOW, 0, 0, 0, 0, 0, 0, SSL_LOW, 0, 0, 0}, {0, SSL_TXT_LOW, 0, 0, 0, 0, 0, 0, 0, 0, 0, SSL_LOW, 0, 0, 0},
{0, SSL_TXT_MEDIUM, 0, 0, 0, 0, 0, 0, SSL_MEDIUM, 0, 0, 0}, {0, SSL_TXT_MEDIUM, 0, 0, 0, 0, 0, 0, 0, 0, 0, SSL_MEDIUM, 0, 0, 0},
{0, SSL_TXT_HIGH, 0, 0, 0, 0, 0, 0, SSL_HIGH, 0, 0, 0}, {0, SSL_TXT_HIGH, 0, 0, 0, 0, 0, 0, 0, 0, 0, SSL_HIGH, 0, 0, 0},
/* FIPS 140-2 approved ciphersuite */ /* FIPS 140-2 approved ciphersuite */
{0, SSL_TXT_FIPS, 0, 0, 0, ~SSL_eNULL, 0, 0, SSL_FIPS, 0, 0, 0}, {0, SSL_TXT_FIPS, 0, 0, 0, ~SSL_eNULL, 0, 0, 0, 0, 0, SSL_FIPS, 0, 0, 0},
/* "EDH-" aliases to "DHE-" labels (for backward compatibility) */ /* "EDH-" aliases to "DHE-" labels (for backward compatibility) */
{0, SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA, 0, {0, SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA, 0,
SSL_kDHE, SSL_aDSS, SSL_3DES, SSL_SHA1, SSL_SSLV3, SSL_kDHE, SSL_aDSS, SSL_3DES, SSL_SHA1, 0, 0, 0, 0,
SSL_HIGH | SSL_FIPS, 0, 0, 0,}, SSL_HIGH | SSL_FIPS, 0, 0, 0,},
{0, SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA, 0, {0, SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA, 0,
SSL_kDHE, SSL_aRSA, SSL_3DES, SSL_SHA1, SSL_SSLV3, SSL_kDHE, SSL_aRSA, SSL_3DES, SSL_SHA1, 0, 0, 0, 0,
SSL_HIGH | SSL_FIPS, 0, 0, 0,}, SSL_HIGH | SSL_FIPS, 0, 0, 0,},
}; };
...@@ -892,7 +893,7 @@ static void ssl_cipher_collect_aliases(const SSL_CIPHER **ca_list, ...@@ -892,7 +893,7 @@ static void ssl_cipher_collect_aliases(const SSL_CIPHER **ca_list,
static void ssl_cipher_apply_rule(uint32_t cipher_id, uint32_t alg_mkey, static void ssl_cipher_apply_rule(uint32_t cipher_id, uint32_t alg_mkey,
uint32_t alg_auth, uint32_t alg_enc, uint32_t alg_auth, uint32_t alg_enc,
uint32_t alg_mac, uint32_t alg_ssl, uint32_t alg_mac, int min_tls,
uint32_t algo_strength, int rule, uint32_t algo_strength, int rule,
int32_t strength_bits, CIPHER_ORDER **head_p, int32_t strength_bits, CIPHER_ORDER **head_p,
CIPHER_ORDER **tail_p) CIPHER_ORDER **tail_p)
...@@ -904,7 +905,7 @@ static void ssl_cipher_apply_rule(uint32_t cipher_id, uint32_t alg_mkey, ...@@ -904,7 +905,7 @@ static void ssl_cipher_apply_rule(uint32_t cipher_id, uint32_t alg_mkey,
#ifdef CIPHER_DEBUG #ifdef CIPHER_DEBUG
fprintf(stderr, fprintf(stderr,
"Applying rule %d with %08x/%08x/%08x/%08x/%08x %08x (%d)\n", "Applying rule %d with %08x/%08x/%08x/%08x/%08x %08x (%d)\n",
rule, alg_mkey, alg_auth, alg_enc, alg_mac, alg_ssl, rule, alg_mkey, alg_auth, alg_enc, alg_mac, min_tls,
algo_strength, strength_bits); algo_strength, strength_bits);
#endif #endif
...@@ -960,7 +961,7 @@ static void ssl_cipher_apply_rule(uint32_t cipher_id, uint32_t alg_mkey, ...@@ -960,7 +961,7 @@ static void ssl_cipher_apply_rule(uint32_t cipher_id, uint32_t alg_mkey,
continue; continue;
if (alg_mac && !(alg_mac & cp->algorithm_mac)) if (alg_mac && !(alg_mac & cp->algorithm_mac))
continue; continue;
if (alg_ssl && !(alg_ssl & cp->algorithm_ssl)) if (min_tls && (min_tls != cp->min_tls))
continue; continue;
if (algo_strength && !(algo_strength & cp->algo_strength)) if (algo_strength && !(algo_strength & cp->algo_strength))
continue; continue;
...@@ -1076,7 +1077,8 @@ static int ssl_cipher_process_rulestr(const char *rule_str, ...@@ -1076,7 +1077,8 @@ static int ssl_cipher_process_rulestr(const char *rule_str,
CIPHER_ORDER **tail_p, CIPHER_ORDER **tail_p,
const SSL_CIPHER **ca_list, CERT *c) const SSL_CIPHER **ca_list, CERT *c)
{ {
uint32_t alg_mkey, alg_auth, alg_enc, alg_mac, alg_ssl, algo_strength; uint32_t alg_mkey, alg_auth, alg_enc, alg_mac, algo_strength;
int min_tls;
const char *l, *buf; const char *l, *buf;
int j, multi, found, rule, retval, ok, buflen; int j, multi, found, rule, retval, ok, buflen;
uint32_t cipher_id = 0; uint32_t cipher_id = 0;
...@@ -1114,7 +1116,7 @@ static int ssl_cipher_process_rulestr(const char *rule_str, ...@@ -1114,7 +1116,7 @@ static int ssl_cipher_process_rulestr(const char *rule_str,
alg_auth = 0; alg_auth = 0;
alg_enc = 0; alg_enc = 0;
alg_mac = 0; alg_mac = 0;
alg_ssl = 0; min_tls = 0;
algo_strength = 0; algo_strength = 0;
for (;;) { for (;;) {
...@@ -1266,15 +1268,13 @@ static int ssl_cipher_process_rulestr(const char *rule_str, ...@@ -1266,15 +1268,13 @@ static int ssl_cipher_process_rulestr(const char *rule_str,
* protocol version is considered part of the search pattern * protocol version is considered part of the search pattern
*/ */
if (ca_list[j]->algorithm_ssl) { if (ca_list[j]->min_tls) {
if (alg_ssl) { if (min_tls != 0 && min_tls != ca_list[j]->min_tls) {
alg_ssl &= ca_list[j]->algorithm_ssl; found = 0;
if (!alg_ssl) { break;
found = 0; } else {
break; min_tls = ca_list[j]->min_tls;
} }
} else
alg_ssl = ca_list[j]->algorithm_ssl;
} }
} }
...@@ -1314,7 +1314,7 @@ static int ssl_cipher_process_rulestr(const char *rule_str, ...@@ -1314,7 +1314,7 @@ static int ssl_cipher_process_rulestr(const char *rule_str,
} else if (found) { } else if (found) {
ssl_cipher_apply_rule(cipher_id, ssl_cipher_apply_rule(cipher_id,
alg_mkey, alg_auth, alg_enc, alg_mac, alg_mkey, alg_auth, alg_enc, alg_mac,
alg_ssl, algo_strength, rule, -1, head_p, min_tls, algo_strength, rule, -1, head_p,
tail_p); tail_p);
} else { } else {
while ((*l != '\0') && !ITEM_SEP(*l)) while ((*l != '\0') && !ITEM_SEP(*l))
...@@ -1505,7 +1505,7 @@ STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *ssl_method, STACK ...@@ -1505,7 +1505,7 @@ STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *ssl_method, STACK
* Partially overrule strength sort to prefer TLS 1.2 ciphers/PRFs. * Partially overrule strength sort to prefer TLS 1.2 ciphers/PRFs.
* TODO(openssl-team): is there an easier way to accomplish all this? * TODO(openssl-team): is there an easier way to accomplish all this?
*/ */
ssl_cipher_apply_rule(0, 0, 0, 0, 0, SSL_TLSV1_2, 0, CIPHER_BUMP, -1, ssl_cipher_apply_rule(0, 0, 0, 0, 0, TLS1_2_VERSION, 0, CIPHER_BUMP, -1,
&head, &tail); &head, &tail);
/* /*
...@@ -1641,7 +1641,7 @@ char *SSL_CIPHER_description(const SSL_CIPHER *cipher, char *buf, int len) ...@@ -1641,7 +1641,7 @@ char *SSL_CIPHER_description(const SSL_CIPHER *cipher, char *buf, int len)
alg_enc = cipher->algorithm_enc; alg_enc = cipher->algorithm_enc;
alg_mac = cipher->algorithm_mac; alg_mac = cipher->algorithm_mac;
ver = SSL_CIPHER_get_version(cipher); ver = ssl_protocol_to_string(cipher->min_tls);
switch (alg_mkey) { switch (alg_mkey) {
case SSL_kRSA: case SSL_kRSA:
...@@ -1809,19 +1809,9 @@ char *SSL_CIPHER_description(const SSL_CIPHER *cipher, char *buf, int len) ...@@ -1809,19 +1809,9 @@ char *SSL_CIPHER_description(const SSL_CIPHER *cipher, char *buf, int len)
const char *SSL_CIPHER_get_version(const SSL_CIPHER *c) const char *SSL_CIPHER_get_version(const SSL_CIPHER *c)
{ {
uint32_t alg_ssl;
if (c == NULL) if (c == NULL)
return "(NONE)"; return "(NONE)";
alg_ssl = c->algorithm_ssl; return ssl_protocol_to_string(c->min_tls);
if (alg_ssl & SSL_SSLV3)
return "SSLv3";
if (alg_ssl & SSL_TLSV1)
return "TLSv1.0";
if (alg_ssl & SSL_TLSV1_2)
return "TLSv1.2";
return "unknown";
} }
/* return the actual cipher being used */ /* return the actual cipher being used */
......
ssl/ssl_lib.c
浏览文件 @ 3eb2aff4
...@@ -3060,7 +3060,7 @@ SSL_METHOD *ssl_bad_method(int ver) ...@@ -3060,7 +3060,7 @@ SSL_METHOD *ssl_bad_method(int ver)
return (NULL); return (NULL);
} }
const char *version_to_string(int version) const char *ssl_protocol_to_string(int version)
{ {
if (version == TLS1_2_VERSION) if (version == TLS1_2_VERSION)
return "TLSv1.2"; return "TLSv1.2";
...@@ -3082,7 +3082,7 @@ const char *version_to_string(int version) ...@@ -3082,7 +3082,7 @@ const char *version_to_string(int version)
const char *SSL_get_version(const SSL *s) const char *SSL_get_version(const SSL *s)
{ {
return version_to_string(s->version); return ssl_protocol_to_string(s->version);
} }
SSL *SSL_dup(SSL *s) SSL *SSL_dup(SSL *s)
......
ssl/ssl_locl.h
浏览文件 @ 3eb2aff4
...@@ -378,11 +378,6 @@ ...@@ -378,11 +378,6 @@
# define SSL_GOST89MAC12 0x00000100U # define SSL_GOST89MAC12 0x00000100U
# define SSL_GOST12_512 0x00000200U # define SSL_GOST12_512 0x00000200U
/* Bits for algorithm_ssl (protocol version) */
# define SSL_SSLV3 0x00000002U
# define SSL_TLSV1 0x00000004U
# define SSL_TLSV1_2 0x00000008U
/* /*
* When adding new digest in the ssl_ciph.c and increment SSL_MD_NUM_IDX make * When adding new digest in the ssl_ciph.c and increment SSL_MD_NUM_IDX make
* sure to update this constant too * sure to update this constant too
...@@ -517,7 +512,10 @@ struct ssl_cipher_st { ...@@ -517,7 +512,10 @@ struct ssl_cipher_st {
uint32_t algorithm_auth; /* server authentication */ uint32_t algorithm_auth; /* server authentication */
uint32_t algorithm_enc; /* symmetric encryption */ uint32_t algorithm_enc; /* symmetric encryption */
uint32_t algorithm_mac; /* symmetric authentication */ uint32_t algorithm_mac; /* symmetric authentication */
uint32_t algorithm_ssl; /* (major) protocol version */ int min_tls; /* minimum SSL/TLS protocol version */
int max_tls; /* maximum SSL/TLS protocol version */
int min_dtls; /* minimum DTLS protocol version */
int max_dtls; /* maximum DTLS protocol version */
uint32_t algo_strength; /* strength and export flags */ uint32_t algo_strength; /* strength and export flags */
uint32_t algorithm2; /* Extra flags */ uint32_t algorithm2; /* Extra flags */
int32_t strength_bits; /* Number of bits really used */ int32_t strength_bits; /* Number of bits really used */
...@@ -1347,8 +1345,13 @@ typedef struct ssl3_state_st { ...@@ -1347,8 +1345,13 @@ typedef struct ssl3_state_st {
*/ */
uint32_t mask_k; uint32_t mask_k;
uint32_t mask_a; uint32_t mask_a;
/* Client only */ /*
uint32_t mask_ssl; * The following are used by the client to see if a cipher is allowed or
* not. It contains the minimum and maximum version the client's using
* based on what it knows so far.
*/
int min_ver;
int max_ver;
} tmp; } tmp;
/* Connection binding to prevent renegotiation attacks */ /* Connection binding to prevent renegotiation attacks */
...@@ -1871,7 +1874,7 @@ struct openssl_ssl_test_functions { ...@@ -1871,7 +1874,7 @@ struct openssl_ssl_test_functions {
# endif # endif
}; };
const char *version_to_string(int version); const char *ssl_protocol_to_string(int version);
# ifndef OPENSSL_UNIT_TEST # ifndef OPENSSL_UNIT_TEST
......
ssl/ssl_txt.c
浏览文件 @ 3eb2aff4
...@@ -111,7 +111,7 @@ int SSL_SESSION_print(BIO *bp, const SSL_SESSION *x) ...@@ -111,7 +111,7 @@ int SSL_SESSION_print(BIO *bp, const SSL_SESSION *x)
goto err; goto err;
if (BIO_puts(bp, "SSL-Session:\n") <= 0) if (BIO_puts(bp, "SSL-Session:\n") <= 0)
goto err; goto err;
s = version_to_string(x->ssl_version); s = ssl_protocol_to_string(x->ssl_version);
if (BIO_printf(bp, " Protocol : %s\n", s) <= 0) if (BIO_printf(bp, " Protocol : %s\n", s) <= 0)
goto err; goto err;
......
ssl/statem/statem_clnt.c
浏览文件 @ 3eb2aff4
...@@ -1143,17 +1143,15 @@ MSG_PROCESS_RETURN tls_process_server_hello(SSL *s, PACKET *pkt) ...@@ -1143,17 +1143,15 @@ MSG_PROCESS_RETURN tls_process_server_hello(SSL *s, PACKET *pkt)
SSLerr(SSL_F_TLS_PROCESS_SERVER_HELLO, SSL_R_UNKNOWN_CIPHER_RETURNED); SSLerr(SSL_F_TLS_PROCESS_SERVER_HELLO, SSL_R_UNKNOWN_CIPHER_RETURNED);
goto f_err; goto f_err;
} }
/* Set version disabled mask now we know version */
if (!SSL_USE_TLS1_2_CIPHERS(s))
s->s3->tmp.mask_ssl = SSL_TLSV1_2;
else
s->s3->tmp.mask_ssl = 0;
/* Skip TLS v1.0 ciphersuites if SSLv3 */
if ((c->algorithm_ssl & SSL_TLSV1) && s->version == SSL3_VERSION)
s->s3->tmp.mask_ssl |= SSL_TLSV1;
/* /*
* If it is a disabled cipher we didn't send it in client hello, so * Now that we know the version, update the check to see if it's an allowed
* return an error. * version.
*/
s->s3->tmp.min_ver = s->version;
s->s3->tmp.max_ver = s->version;
/*
* If it is a disabled cipher we either didn't send it in client hello,
* or it's not allowed for the selected protocol. So we return an error.
*/ */
if (ssl_cipher_disabled(s, c, SSL_SECOP_CIPHER_CHECK)) { if (ssl_cipher_disabled(s, c, SSL_SECOP_CIPHER_CHECK)) {
al = SSL_AD_ILLEGAL_PARAMETER; al = SSL_AD_ILLEGAL_PARAMETER;
......
ssl/statem/statem_lib.c
浏览文件 @ 3eb2aff4
...@@ -1117,13 +1117,13 @@ int ssl_get_client_min_max_version(const SSL *s, int *min_version, int *max_vers ...@@ -1117,13 +1117,13 @@ int ssl_get_client_min_max_version(const SSL *s, int *min_version, int *max_vers
*/ */
int ssl_set_client_hello_version(SSL *s) int ssl_set_client_hello_version(SSL *s)
{ {
int min, max, ret; int ver_min, ver_max, ret;
ret = ssl_get_client_min_max_version(s, &min, &max); ret = ssl_get_client_min_max_version(s, &ver_min, &ver_max);
if (ret != 0) if (ret != 0)
return ret; return ret;
s->client_version = s->version = max; s->client_version = s->version = ver_max;
return 0; return 0;
} }
ssl/t1_lib.c
浏览文件 @ 3eb2aff4
...@@ -982,24 +982,21 @@ int tls12_check_peer_sigalg(const EVP_MD **pmd, SSL *s, ...@@ -982,24 +982,21 @@ int tls12_check_peer_sigalg(const EVP_MD **pmd, SSL *s,
} }
/* /*
* Get a mask of disabled algorithms: an algorithm is disabled if it isn't * Set a mask of disabled algorithms: an algorithm is disabled if it isn't
* supported or doesn't appear in supported signature algorithms. Unlike * supported, doesn't appear in supported signature algorithms, isn't supported
* ssl_cipher_get_disabled this applies to a specific session and not global * by the enabled protocol versions or by the security level.
* settings. *
* This function should only be used for checking which ciphers are supported
* by the client.
*
* Call ssl_cipher_disabled() to check that it's enabled or not.
*/ */
void ssl_set_client_disabled(SSL *s) void ssl_set_client_disabled(SSL *s)
{ {
s->s3->tmp.mask_a = 0; s->s3->tmp.mask_a = 0;
s->s3->tmp.mask_k = 0; s->s3->tmp.mask_k = 0;
/* Don't allow TLS 1.2 only ciphers if we don't suppport them */
if (!SSL_CLIENT_USE_TLS1_2_CIPHERS(s))
s->s3->tmp.mask_ssl = SSL_TLSV1_2;
else
s->s3->tmp.mask_ssl = 0;
/* Disable TLS 1.0 ciphers if using SSL v3 */
if (s->client_version == SSL3_VERSION)
s->s3->tmp.mask_ssl |= SSL_TLSV1;
ssl_set_sig_mask(&s->s3->tmp.mask_a, s, SSL_SECOP_SIGALG_MASK); ssl_set_sig_mask(&s->s3->tmp.mask_a, s, SSL_SECOP_SIGALG_MASK);
ssl_get_client_min_max_version(s, &s->s3->tmp.min_ver, &s->s3->tmp.max_ver);
# ifndef OPENSSL_NO_PSK # ifndef OPENSSL_NO_PSK
/* with PSK there must be client callback set */ /* with PSK there must be client callback set */
if (!s->psk_client_callback) { if (!s->psk_client_callback) {
...@@ -1015,12 +1012,28 @@ void ssl_set_client_disabled(SSL *s) ...@@ -1015,12 +1012,28 @@ void ssl_set_client_disabled(SSL *s)
#endif #endif
} }
/*
* ssl_cipher_disabled - check that a cipher is disabled or not
* @s: SSL connection that you want to use the cipher on
* @c: cipher to check
* @op: Security check that you want to do
*
* Returns 1 when it's disabled, 0 when enabled.
*/
int ssl_cipher_disabled(SSL *s, const SSL_CIPHER *c, int op) int ssl_cipher_disabled(SSL *s, const SSL_CIPHER *c, int op)
{ {
if (c->algorithm_ssl & s->s3->tmp.mask_ssl if (c->algorithm_mkey & s->s3->tmp.mask_k
|| c->algorithm_mkey & s->s3->tmp.mask_k
|| c->algorithm_auth & s->s3->tmp.mask_a) || c->algorithm_auth & s->s3->tmp.mask_a)
return 1; return 1;
if (s->s3->tmp.max_ver == 0)
return 1;
if (!SSL_IS_DTLS(s) && ((c->min_tls > s->s3->tmp.max_ver)
|| (c->max_tls < s->s3->tmp.min_ver)))
return 1;
if (SSL_IS_DTLS(s) && (DTLS_VERSION_GT(c->min_dtls, s->s3->tmp.max_ver)
|| DTLS_VERSION_LT(c->max_dtls, s->s3->tmp.min_ver)))
return 1;
return !ssl_security(s, op, c->strength_bits, 0, (void *)c); return !ssl_security(s, op, c->strength_bits, 0, (void *)c);
} }
......
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