doc/man7/migration_guide.pod

77 algorithms: the "high level" APIs (such as the C<EVP> APIs) and the "low level"
79 types. The "low level" APIs are targeted at a specific algorithm implementation.
83 On the other hand, to do AES encryption using the low level APIs you would have
86 Use of the low level APIs has been informally discouraged by the OpenSSL
88 formal. All such low level APIs have been deprecated. You may still use them in
418 OpenSSL 3.0. Previously they returned a pointer to the low-level key used
511 is if you have used low level APIs in your code (as discussed above). In that
527 Remove your usage of the low level APIs. In this case you will need to rewrite your code to use the…
1006 =head4 Providers are a replacement for engines and low-level method overrides
1015 =head4 Deprecated i2d and d2i functions for low-level key types
1017 Any i2d and d2i functions such as d2i_DHparams() that take a low-level key type
1022 =head4 Deprecated low-level key object getters and setters
1024 Applications that set or get low-level key objects (such as EVP_PKEY_set1_DH()
1029 =head4 Deprecated low-level key parameter getters
1031 Functions that access low-level objects directly such as L<RSA_get0_n(3)> are now
1042 =head4 Deprecated low-level key parameter setters
1044 Functions that access low-level objects directly such as L<RSA_set0_crt_params(3)>
1050 See L</Deprecated low-level key generation functions> for information on
1053 =head4 Deprecated low-level object creation
1062 See also L</Deprecated low-level key generation functions>,
1063 L</Deprecated low-level key reading and writing functions> and
1064 L</Deprecated low-level key parameter setters>.
1066 =head4 Deprecated low-level encryption functions
1074 =head4 Deprecated low-level digest functions
1076 Use of low-level digest functions such as L<SHA1_Init(3)> have been
1084 =head4 Deprecated low-level signing functions
1086 Use of low-level signing functions such as L<DSA_sign(3)> have been
1092 =head4 Deprecated low-level MAC functions
1106 =head4 Deprecated low-level validation functions
1115 =head4 Deprecated low-level key exchange functions
1117 Many low-level functions have been informally discouraged from use for a long
1121 =head4 Deprecated low-level key generation functions
1123 Many low-level functions have been informally discouraged from use for a long
1130 =head4 Deprecated low-level key reading and writing functions
1132 Use of low-level objects (such as DSA) has been informally discouraged from use
1133 for a long time. Functions to read and write these low-level objects (such as
1137 =head4 Deprecated low-level key printing functions
1139 Use of low-level objects (such as DSA) has been informally discouraged from use
1140 for a long time. Functions to print these low-level objects such as
1177 See L</Deprecated low-level encryption functions>
1205 See L</Deprecated low-level encryption functions>.
1237 There are no replacements for these low-level functions. They were used internally
1248 See L</Deprecated low-level encryption functions>.
1255 See L</Deprecated low-level encryption functions>.
1263 See L</Deprecated low-level MAC functions>.
1269 See L</Deprecated low-level MAC functions>.
1306 See L</Deprecated i2d and d2i functions for low-level key types>
1320 See L</Deprecated low-level encryption functions>.
1336 See L</Deprecated low-level validation functions>
1351 See L</Deprecated low-level key exchange functions>.
1357 See L</Deprecated low-level object creation>
1363 See L</Deprecated low-level key generation functions>.
1370 See L</Deprecated low-level key parameter getters>
1392 See L</Providers are a replacement for engines and low-level method overrides>
1398 See L</Deprecated low-level key printing functions>
1404 See L</Deprecated low-level key parameter setters>
1424 See L</Deprecated low-level key generation functions>.
1432 See L</Providers are a replacement for engines and low-level method overrides>.
1439 See L</Deprecated low-level key parameter getters>.
1445 See L</Deprecated low-level object creation>
1458 See L</Deprecated low-level key printing functions>
1464 See L</Deprecated low-level key parameter setters>
1476 See L</Deprecated low-level signing functions>.
1482 See L</Deprecated low-level key exchange functions>.
1497 See L</Deprecated low-level signing functions>.
1554 See L</Deprecated low-level validation functions>
1584 See L</Deprecated low-level key generation functions>.
1591 See L</Deprecated low-level key parameter getters>.
1600 See L</Providers are a replacement for engines and low-level method overrides>
1607 See L</Providers are a replacement for engines and low-level method overrides>
1620 See L</Deprecated low-level object creation>
1626 See L</Deprecated low-level key printing functions>
1632 See L</Deprecated low-level key parameter setters>.
1639 See L</Deprecated low-level key parameter setters>.
1646 See L</Deprecated low-level key printing functions>
1696 See L</Providers are a replacement for engines and low-level method overrides>.
1730 See L</Providers are a replacement for engines and low-level method overrides>.
1788 See L</Providers are a replacement for engines and low-level method overrides>.
1794 See L</Deprecated low-level MAC functions>.
1801 See L</Deprecated low-level key object getters and setters>
1818 See L</Providers are a replacement for engines and low-level method overrides>.
1831 See L</Deprecated low-level MAC functions>.
1838 See L</Deprecated low-level MAC functions>.
1844 See L</Deprecated low-level key reading and writing functions>
1853 See L</Deprecated low-level key reading and writing functions>
1862 See L</Deprecated low-level key reading and writing functions>
1871 See L</Deprecated low-level key reading and writing functions>
1880 See L</Deprecated low-level encryption functions>.
1893 See L</Deprecated low-level encryption functions>.
1906 See L</Deprecated low-level encryption functions>.
1913 See L</Deprecated low-level encryption functions>.
1920 See L</Deprecated low-level encryption functions>.
1987 See L</Deprecated low-level key reading and writing functions>
1993 See L</Deprecated low-level encryption functions>.
2012 See L</Deprecated low-level encryption functions>.
2020 See L</Deprecated low-level digest functions>.
2034 See L</Deprecated low-level validation functions>
2051 See L</Deprecated low-level key generation functions>.
2057 See L</Providers are a replacement for engines and low-level method overrides>
2067 See L</Deprecated low-level key parameter getters>
2073 See L</Deprecated low-level object creation>.
2079 See L</Providers are a replacement for engines and low-level method overrides>.
2091 See L</Providers are a replacement for engines and low-level method overrides>.
2097 See L</Deprecated low-level signing functions> and
2098 L</Deprecated low-level encryption functions>.
2104 See L</Deprecated low-level key printing functions>
2110 See L</Deprecated low-level encryption functions>
2117 mode of none). See L</Deprecated low-level signing functions>.
2129 See L</Deprecated low-level key reading and writing functions>
2136 See L</Deprecated low-level key parameter setters>.
2142 See L</Providers are a replacement for engines and low-level method overrides>
2150 See L</Deprecated low-level signing functions>.
2165 See L</Deprecated low-level encryption functions>.
2176 See L</Deprecated low-level digest functions>.
2216 See L</Deprecated low-level digest functions>.
2303 B<openssl speed> no longer uses low-level API calls.