Remove specific xxx_hmac functions
diff --git a/library/ripemd160.c b/library/ripemd160.c
index 0ca354c..97ab530 100644
--- a/library/ripemd160.c
+++ b/library/ripemd160.c
@@ -416,88 +416,6 @@
 }
 #endif /* POLARSSL_FS_IO */
 
-/*
- * RIPEMD-160 HMAC context setup
- */
-void ripemd160_hmac_starts( ripemd160_context *ctx,
-                            const unsigned char *key, size_t keylen )
-{
-    size_t i;
-    unsigned char sum[20];
-
-    if( keylen > 64 )
-    {
-        ripemd160( key, keylen, sum );
-        keylen = 20;
-        key = sum;
-    }
-
-    memset( ctx->ipad, 0x36, 64 );
-    memset( ctx->opad, 0x5C, 64 );
-
-    for( i = 0; i < keylen; i++ )
-    {
-        ctx->ipad[i] = (unsigned char)( ctx->ipad[i] ^ key[i] );
-        ctx->opad[i] = (unsigned char)( ctx->opad[i] ^ key[i] );
-    }
-
-    ripemd160_starts( ctx );
-    ripemd160_update( ctx, ctx->ipad, 64 );
-
-    polarssl_zeroize( sum, sizeof( sum ) );
-}
-
-/*
- * RIPEMD-160 HMAC process buffer
- */
-void ripemd160_hmac_update( ripemd160_context *ctx,
-                            const unsigned char *input, size_t ilen )
-{
-    ripemd160_update( ctx, input, ilen );
-}
-
-/*
- * RIPEMD-160 HMAC final digest
- */
-void ripemd160_hmac_finish( ripemd160_context *ctx, unsigned char output[20] )
-{
-    unsigned char tmpbuf[20];
-
-    ripemd160_finish( ctx, tmpbuf );
-    ripemd160_starts( ctx );
-    ripemd160_update( ctx, ctx->opad, 64 );
-    ripemd160_update( ctx, tmpbuf, 20 );
-    ripemd160_finish( ctx, output );
-
-    polarssl_zeroize( tmpbuf, sizeof( tmpbuf ) );
-}
-
-/*
- * RIPEMD-160 HMAC context reset
- */
-void ripemd160_hmac_reset( ripemd160_context *ctx )
-{
-    ripemd160_starts( ctx );
-    ripemd160_update( ctx, ctx->ipad, 64 );
-}
-
-/*
- * output = HMAC-RIPEMD-160( hmac key, input buffer )
- */
-void ripemd160_hmac( const unsigned char *key, size_t keylen,
-                     const unsigned char *input, size_t ilen,
-                     unsigned char output[20] )
-{
-    ripemd160_context ctx;
-
-    ripemd160_init( &ctx );
-    ripemd160_hmac_starts( &ctx, key, keylen );
-    ripemd160_hmac_update( &ctx, input, ilen );
-    ripemd160_hmac_finish( &ctx, output );
-    ripemd160_free( &ctx );
-}
-
-
 #if defined(POLARSSL_SELF_TEST)
 /*
  * Test vectors from the RIPEMD-160 paper and
@@ -538,60 +456,12 @@
       0xd3, 0x32, 0x3c, 0xab, 0x82, 0xbf, 0x63, 0x32, 0x6b, 0xfb },
 };
 
-static const unsigned char ripemd160_test_hmac[KEYS][TESTS][20] =
-{
-  {
-    { 0xcf, 0x38, 0x76, 0x77, 0xbf, 0xda, 0x84, 0x83, 0xe6, 0x3b,
-      0x57, 0xe0, 0x6c, 0x3b, 0x5e, 0xcd, 0x8b, 0x7f, 0xc0, 0x55 },
-    { 0x0d, 0x35, 0x1d, 0x71, 0xb7, 0x8e, 0x36, 0xdb, 0xb7, 0x39,
-      0x1c, 0x81, 0x0a, 0x0d, 0x2b, 0x62, 0x40, 0xdd, 0xba, 0xfc },
-    { 0xf7, 0xef, 0x28, 0x8c, 0xb1, 0xbb, 0xcc, 0x61, 0x60, 0xd7,
-      0x65, 0x07, 0xe0, 0xa3, 0xbb, 0xf7, 0x12, 0xfb, 0x67, 0xd6 },
-    { 0xf8, 0x36, 0x62, 0xcc, 0x8d, 0x33, 0x9c, 0x22, 0x7e, 0x60,
-      0x0f, 0xcd, 0x63, 0x6c, 0x57, 0xd2, 0x57, 0x1b, 0x1c, 0x34 },
-    { 0x84, 0x3d, 0x1c, 0x4e, 0xb8, 0x80, 0xac, 0x8a, 0xc0, 0xc9,
-      0xc9, 0x56, 0x96, 0x50, 0x79, 0x57, 0xd0, 0x15, 0x5d, 0xdb },
-    { 0x60, 0xf5, 0xef, 0x19, 0x8a, 0x2d, 0xd5, 0x74, 0x55, 0x45,
-      0xc1, 0xf0, 0xc4, 0x7a, 0xa3, 0xfb, 0x57, 0x76, 0xf8, 0x81 },
-    { 0xe4, 0x9c, 0x13, 0x6a, 0x9e, 0x56, 0x27, 0xe0, 0x68, 0x1b,
-      0x80, 0x8a, 0x3b, 0x97, 0xe6, 0xa6, 0xe6, 0x61, 0xae, 0x79 },
-    { 0x31, 0xbe, 0x3c, 0xc9, 0x8c, 0xee, 0x37, 0xb7, 0x9b, 0x06,
-      0x19, 0xe3, 0xe1, 0xc2, 0xbe, 0x4f, 0x1a, 0xa5, 0x6e, 0x6c },
-  },
-  {
-    { 0xfe, 0x69, 0xa6, 0x6c, 0x74, 0x23, 0xee, 0xa9, 0xc8, 0xfa,
-      0x2e, 0xff, 0x8d, 0x9d, 0xaf, 0xb4, 0xf1, 0x7a, 0x62, 0xf5 },
-    { 0x85, 0x74, 0x3e, 0x89, 0x9b, 0xc8, 0x2d, 0xbf, 0xa3, 0x6f,
-      0xaa, 0xa7, 0xa2, 0x5b, 0x7c, 0xfd, 0x37, 0x24, 0x32, 0xcd },
-    { 0x6e, 0x4a, 0xfd, 0x50, 0x1f, 0xa6, 0xb4, 0xa1, 0x82, 0x3c,
-      0xa3, 0xb1, 0x0b, 0xd9, 0xaa, 0x0b, 0xa9, 0x7b, 0xa1, 0x82 },
-    { 0x2e, 0x06, 0x6e, 0x62, 0x4b, 0xad, 0xb7, 0x6a, 0x18, 0x4c,
-      0x8f, 0x90, 0xfb, 0xa0, 0x53, 0x33, 0x0e, 0x65, 0x0e, 0x92 },
-    { 0x07, 0xe9, 0x42, 0xaa, 0x4e, 0x3c, 0xd7, 0xc0, 0x4d, 0xed,
-      0xc1, 0xd4, 0x6e, 0x2e, 0x8c, 0xc4, 0xc7, 0x41, 0xb3, 0xd9 },
-    { 0xb6, 0x58, 0x23, 0x18, 0xdd, 0xcf, 0xb6, 0x7a, 0x53, 0xa6,
-      0x7d, 0x67, 0x6b, 0x8a, 0xd8, 0x69, 0xad, 0xed, 0x62, 0x9a },
-    { 0xf1, 0xbe, 0x3e, 0xe8, 0x77, 0x70, 0x31, 0x40, 0xd3, 0x4f,
-      0x97, 0xea, 0x1a, 0xb3, 0xa0, 0x7c, 0x14, 0x13, 0x33, 0xe2 },
-    { 0x85, 0xf1, 0x64, 0x70, 0x3e, 0x61, 0xa6, 0x31, 0x31, 0xbe,
-      0x7e, 0x45, 0x95, 0x8e, 0x07, 0x94, 0x12, 0x39, 0x04, 0xf9 },
-  },
-};
-
-static const unsigned char ripemd160_test_key[KEYS][20] =
-{
-    { 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99,
-      0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff, 0x01, 0x23, 0x45, 0x67 },
-    { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, 0xfe, 0xdc,
-      0xba, 0x98, 0x76, 0x54, 0x32, 0x10, 0x00, 0x11, 0x22, 0x33 },
-};
-
 /*
  * Checkup routine
  */
 int ripemd160_self_test( int verbose )
 {
-    int i, j;
+    int i;
     unsigned char output[20];
 
     memset( output, 0, sizeof output );
@@ -615,32 +485,6 @@
 
         if( verbose != 0 )
             polarssl_printf( "passed\n" );
-
-        for( j = 0; j < KEYS; j++ )
-        {
-            if( verbose != 0 )
-                polarssl_printf( "  HMAC-RIPEMD-160 test #%d, key #%d: ",
-                                 i + 1, j + 1 );
-
-            ripemd160_hmac( ripemd160_test_key[j], 20,
-                            (const unsigned char *) ripemd160_test_input[i],
-                            strlen( ripemd160_test_input[i] ),
-                            output );
-
-            if( memcmp( output, ripemd160_test_hmac[j][i], 20 ) != 0 )
-            {
-                if( verbose != 0 )
-                    polarssl_printf( "failed\n" );
-
-                return( 1 );
-            }
-
-            if( verbose != 0 )
-                polarssl_printf( "passed\n" );
-        }
-
-        if( verbose != 0 )
-            polarssl_printf( "\n" );
     }
 
     return( 0 );