Dead code removal: #if 0 bio, comp, rand

The start of removing dead code.
A remaining #if 0 in bss_conn.c needs more thought.

Reviewed-by: Richard Levitte <levitte@openssl.org>

1 files changed, 0 insertions, 113 deletions

diff --git a/crypto/comp/c_zlib.c b/crypto/comp/c_zlib.c
index 6731af8b0d..c3b064cc6e 100644
--- a/crypto/comp/c_zlib.c
+++ b/crypto/comp/c_zlib.c
@@ -49,28 +49,6 @@ static void zlib_zfree(void *opaque, void *address)
     OPENSSL_free(address);
 }
 
-# if 0
-static int zlib_compress_block(COMP_CTX *ctx, unsigned char *out,
-                               unsigned int olen, unsigned char *in,
-                               unsigned int ilen);
-static int zlib_expand_block(COMP_CTX *ctx, unsigned char *out,
-                             unsigned int olen, unsigned char *in,
-                             unsigned int ilen);
-
-static int zz_uncompress(Bytef *dest, uLongf * destLen, const Bytef *source,
-                         uLong sourceLen);
-
-static COMP_METHOD zlib_stateless_method = {
-    NID_zlib_compression,
-    LN_zlib_compression,
-    NULL,
-    NULL,
-    zlib_compress_block,
-    zlib_expand_block,
-    NULL,
-    NULL,
-};
-# endif
 
 static COMP_METHOD zlib_stateful_method = {
     NID_zlib_compression,
@@ -247,97 +225,6 @@ static int zlib_stateful_expand_block(COMP_CTX *ctx, unsigned char *out,
     return olen - state->istream.avail_out;
 }
 
-# if 0
-static int zlib_compress_block(COMP_CTX *ctx, unsigned char *out,
-                               unsigned int olen, unsigned char *in,
-                               unsigned int ilen)
-{
-    unsigned long l;
-    int i;
-    int clear = 1;
-
-    if (ilen > 128) {
-        out[0] = 1;
-        l = olen - 1;
-        i = compress(&(out[1]), &l, in, (unsigned long)ilen);
-        if (i != Z_OK)
-            return (-1);
-        if (ilen > l) {
-            clear = 0;
-            l++;
-        }
-    }
-    if (clear) {
-        out[0] = 0;
-        memcpy(&(out[1]), in, ilen);
-        l = ilen + 1;
-    }
-#  ifdef DEBUG_ZLIB
-    fprintf(stderr, "compress(%4d)->%4d %s\n",
-            ilen, (int)l, (clear) ? "clear" : "zlib");
-#  endif
-    return ((int)l);
-}
-
-static int zlib_expand_block(COMP_CTX *ctx, unsigned char *out,
-                             unsigned int olen, unsigned char *in,
-                             unsigned int ilen)
-{
-    unsigned long l;
-    int i;
-
-    if (in[0]) {
-        l = olen;
-        i = zz_uncompress(out, &l, &(in[1]), (unsigned long)ilen - 1);
-        if (i != Z_OK)
-            return (-1);
-    } else {
-        memcpy(out, &(in[1]), ilen - 1);
-        l = ilen - 1;
-    }
-#  ifdef DEBUG_ZLIB
-    fprintf(stderr, "expand  (%4d)->%4d %s\n",
-            ilen, (int)l, in[0] ? "zlib" : "clear");
-#  endif
-    return ((int)l);
-}
-
-static int zz_uncompress(Bytef *dest, uLongf * destLen, const Bytef *source,
-                         uLong sourceLen)
-{
-    z_stream stream;
-    int err;
-
-    stream.next_in = (Bytef *)source;
-    stream.avail_in = (uInt) sourceLen;
-    /* Check for source > 64K on 16-bit machine: */
-    if ((uLong) stream.avail_in != sourceLen)
-        return Z_BUF_ERROR;
-
-    stream.next_out = dest;
-    stream.avail_out = (uInt) * destLen;
-    if ((uLong) stream.avail_out != *destLen)
-        return Z_BUF_ERROR;
-
-    stream.zalloc = (alloc_func) 0;
-    stream.zfree = (free_func) 0;
-
-    err = inflateInit_(&stream, ZLIB_VERSION, sizeof(z_stream));
-    if (err != Z_OK)
-        return err;
-
-    err = inflate(&stream, Z_FINISH);
-    if (err != Z_STREAM_END) {
-        inflateEnd(&stream);
-        return err;
-    }
-    *destLen = stream.total_out;
-
-    err = inflateEnd(&stream);
-    return err;
-}
-# endif
-
 #endif
 
 COMP_METHOD *COMP_zlib(void)