Set RC4 defines on libcrypto/liblegacy

Also add missing prototype for rc4_md5_enc. Fixes #21150 Reviewed-by: Matt Caswell <matt@openssl.org> Reviewed-by: Paul Dale <pauli@openssl.org> (Merged from #21153) (cherry picked from commit 58e8af4)
openssl · Jun 10, 2023 · fce1cb1 · fce1cb1
1 parent fefeecf
commit fce1cb1
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diff --git a/crypto/rc4/build.info b/crypto/rc4/build.info
@@ -21,10 +21,15 @@ SOURCE[../../libcrypto]=$RC4ASM
 
 # When all deprecated symbols are removed, libcrypto doesn't export the
 # rc4 functions, so we must include them directly in liblegacy.a
-IF[{- $disabled{'deprecated-3.0'} && !$disabled{module} && !$disabled{shared} -}]
+IF[{- !$disabled{module} && !$disabled{shared} -}]
   SOURCE[../../providers/liblegacy.a]=$RC4ASM
 ENDIF
 
+# Implementations are now spread across several libraries, so the defines
+# need to be applied to all affected libraries and modules.
+DEFINE[../../libcrypto]=$RC4DEF
+DEFINE[../../providers/liblegacy.a]=$RC4DEF
+
 GENERATE[rc4-586.S]=asm/rc4-586.pl
 DEPEND[rc4-586.S]=../perlasm/x86asm.pl
 

diff --git a/providers/implementations/ciphers/cipher_rc4_hmac_md5.h b/providers/implementations/ciphers/cipher_rc4_hmac_md5.h
@@ -31,3 +31,6 @@ typedef struct prov_cipher_hw_rc4_hmac_md5_st {
 } PROV_CIPHER_HW_RC4_HMAC_MD5;
 
 const PROV_CIPHER_HW *ossl_prov_cipher_hw_rc4_hmac_md5(size_t keybits);
+
+void rc4_md5_enc(RC4_KEY *key, const void *in0, void *out,
+                 MD5_CTX *ctx, const void *inp, size_t blocks);