core/crypto: Exile keccak, md5 and sha1 to legacy

In an perfect world these would just be removed, but the world is
imperfect, and people are forced to interact/interface with things
that are broken.

core/crypto/README.md

@@ -10,13 +10,13 @@ Please see the chart below for the options.
 |:-------------------------------------------------------------------------------------------------------------|:-----------------|
 | [BLAKE2B](https://datatracker.ietf.org/doc/html/rfc7693)                                                     | ✔️ |
 | [BLAKE2S](https://datatracker.ietf.org/doc/html/rfc7693)                                                     | ✔️ |
-| [Keccak](https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.202.pdf)                                           | ✔️ |
-| [MD5](https://datatracker.ietf.org/doc/html/rfc1321)                                                         | ✔️ |
-| [SHA-1](https://datatracker.ietf.org/doc/html/rfc3174)                                                       | ✔️ |
 | [SHA-2](https://csrc.nist.gov/csrc/media/publications/fips/180/2/archive/2002-08-01/documents/fips180-2.pdf) | ✔️ |
 | [SHA-3](https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.202.pdf)                                            | ✔️ |
 | [SHAKE](https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.202.pdf)                                            | ✔️ |
 | [SM3](https://datatracker.ietf.org/doc/html/draft-sca-cfrg-sm3-02)                                           | ✔️ |
+| legacy/[Keccak](https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.202.pdf)                                    | ✔️ |
+| legacy/[MD5](https://datatracker.ietf.org/doc/html/rfc1321)                                                  | ✔️ |
+| legacy/[SHA-1](https://datatracker.ietf.org/doc/html/rfc3174)                                                | ✔️ |
 
 #### High level API
 Each hash algorithm contains a procedure group named `hash`, or if the algorithm provides more than one digest size `hash_<size>`\*.  

core/crypto/legacy/README.md

@@ -0,0 +1,10 @@
+# crypto/legacy
+
+These are algorithms that are shipped solely for the purpose of
+interoperability with legacy systems.  The use of these packages in
+any other capacity is discouraged, especially those that are known
+to be broken.
+
+- keccak - The draft version of the algorithm that became SHA-3
+- MD5 - Broken (https://eprint.iacr.org/2005/075)
+- SHA-1 - Broken (https://eprint.iacr.org/2017/190)

core/crypto/keccak/keccak.odin → core/crypto/legacy/keccak/keccak.odin

@@ -14,7 +14,7 @@ package keccak
 import "core:io"
 import "core:os"
 
-import "../_sha3"
+import "../../_sha3"
 
 /*
     High level API

examples/all/all_main.odin

@@ -27,10 +27,10 @@ import blake2b          "core:crypto/blake2b"
 import blake2s          "core:crypto/blake2s"
 import chacha20         "core:crypto/chacha20"
 import chacha20poly1305 "core:crypto/chacha20poly1305"
-import keccak           "core:crypto/keccak"
-import md5              "core:crypto/md5"
+import keccak           "core:crypto/legacy/keccak"
+import md5              "core:crypto/legacy/md5"
+import sha1             "core:crypto/legacy/sha1"
 import poly1305         "core:crypto/poly1305"
-import sha1             "core:crypto/sha1"
 import sha2             "core:crypto/sha2"
 import sha3             "core:crypto/sha3"
 import shake            "core:crypto/shake"

examples/all/all_vendor.odin

@@ -2,9 +2,9 @@ package all
 
 import botan_bindings "vendor:botan/bindings"
 import botan_blake2b  "vendor:botan/blake2b"
-import keccak         "vendor:botan/keccak"
-import md5            "vendor:botan/md5"
-import sha1           "vendor:botan/sha1"
+import keccak         "vendor:botan/legacy/keccak"
+import md5            "vendor:botan/legacy/md5"
+import sha1           "vendor:botan/legacy/sha1"
 import sha2           "vendor:botan/sha2"
 import sha3           "vendor:botan/sha3"
 import shake          "vendor:botan/shake"

tests/core/crypto/test_core_crypto.odin

@@ -16,16 +16,16 @@ import "core:testing"
 import "core:fmt"
 import "core:strings"
 
-import "core:crypto/md5"
-import "core:crypto/sha1"
 import "core:crypto/sha2"
 import "core:crypto/sha3"
-import "core:crypto/keccak"
 import "core:crypto/shake"
 import "core:crypto/blake2b"
 import "core:crypto/blake2s"
 import "core:crypto/sm3"
 import "core:crypto/siphash"
+import "core:crypto/legacy/keccak"
+import "core:crypto/legacy/md5"
+import "core:crypto/legacy/sha1"
 import "core:os"
 
 TEST_count := 0

tests/vendor/botan/test_vendor_botan.odin

@@ -17,11 +17,11 @@ import "core:fmt"
 import "core:os"
 import "core:strings"
 
-import "vendor:botan/md5"
-import "vendor:botan/sha1"
+import "vendor:botan/legacy/md5"
+import "vendor:botan/legacy/sha1"
 import "vendor:botan/sha2"
 import "vendor:botan/sha3"
-import "vendor:botan/keccak"
+import "vendor:botan/legacy/keccak"
 import "vendor:botan/shake"
 import "vendor:botan/blake2b"
 import "vendor:botan/sm3"

vendor/botan/README.md

@@ -9,13 +9,13 @@ Wrappers for hashing algorithms have been added to match the API within the Odin
 | Algorithm                                                                                                    |                  |
 |:-------------------------------------------------------------------------------------------------------------|:-----------------|
 | [BLAKE2B](https://datatracker.ietf.org/doc/html/rfc7693)                                                     | ✔️ |
-| [Keccak](https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.202.pdf)                                           | ✔️ |
-| [MD5](https://datatracker.ietf.org/doc/html/rfc1321)                                                         | ✔️ |
-| [SHA-1](https://datatracker.ietf.org/doc/html/rfc3174)                                                       | ✔️ |
 | [SHA-2](https://csrc.nist.gov/csrc/media/publications/fips/180/2/archive/2002-08-01/documents/fips180-2.pdf) | ✔️ |
 | [SHA-3](https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.202.pdf)                                            | ✔️ |
 | [SHAKE](https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.202.pdf)                                            | ✔️ |
 | [SM3](https://datatracker.ietf.org/doc/html/draft-sca-cfrg-sm3-02)                                           | ✔️ |
+| legacy/[Keccak](https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.202.pdf)                                    | ✔️ |
+| legacy/[MD5](https://datatracker.ietf.org/doc/html/rfc1321)                                                  | ✔️ |
+| legacy/[SHA-1](https://datatracker.ietf.org/doc/html/rfc3174)                                                | ✔️ |
 
 #### High level API
 Each hash algorithm contains a procedure group named `hash`, or if the algorithm provides more than one digest size `hash_<size>`.  

vendor/botan/legacy/README.md

@@ -0,0 +1,10 @@
+# crypto/legacy
+
+These are algorithms that are shipped solely for the purpose of
+interoperability with legacy systems.  The use of these packages in
+any other capacity is discouraged, especially those that are known
+to be broken.
+
+- keccak - The draft version of the algorithm that became SHA-3
+- MD5 - Broken (https://eprint.iacr.org/2005/075)
+- SHA-1 - Broken (https://eprint.iacr.org/2017/190)

vendor/botan/keccak/keccak.odin → vendor/botan/legacy/keccak/keccak.odin

@@ -14,7 +14,7 @@ package vendor_keccak
 import "core:os"
 import "core:io"
 
-import botan "../bindings"
+import botan "../../bindings"
 
 /*
     High level API

vendor/botan/md5/md5.odin → vendor/botan/legacy/md5/md5.odin

@@ -14,7 +14,7 @@ package vendor_md5
 import "core:os"
 import "core:io"
 
-import botan "../bindings"
+import botan "../../bindings"
 
 /*
     High level API

vendor/botan/sha1/sha1.odin → vendor/botan/legacy/sha1/sha1.odin

@@ -14,7 +14,7 @@ package vendor_sha1
 import "core:os"
 import "core:io"
 
-import botan "../bindings"
+import botan "../../bindings"
 
 /*
     High level API