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Diffstat (limited to 'crypto/openssl/crypto/comp/c_zlib.c')
-rw-r--r--crypto/openssl/crypto/comp/c_zlib.c133
1 files changed, 0 insertions, 133 deletions
diff --git a/crypto/openssl/crypto/comp/c_zlib.c b/crypto/openssl/crypto/comp/c_zlib.c
deleted file mode 100644
index 6684ab4841f0..000000000000
--- a/crypto/openssl/crypto/comp/c_zlib.c
+++ /dev/null
@@ -1,133 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <openssl/objects.h>
-#include <openssl/comp.h>
-
-COMP_METHOD *COMP_zlib(void );
-
-#ifndef ZLIB
-
-static COMP_METHOD zlib_method={
- NID_undef,
- "(null)",
- NULL,
- NULL,
- NULL,
- NULL,
- NULL,
- };
-
-#else
-
-#include <zlib.h>
-
-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_method={
- NID_zlib_compression,
- LN_zlib_compression,
- NULL,
- NULL,
- zlib_compress_block,
- zlib_expand_block,
- NULL,
- };
-
-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;
- }
-fprintf(stderr,"compress(%4d)->%4d %s\n",ilen,(int)l,(clear)?"clear":"zlib");
- 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;
- }
- fprintf(stderr,"expand (%4d)->%4d %s\n",ilen,(int)l,in[0]?"zlib":"clear");
- 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);
- 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
-
-COMP_METHOD *COMP_zlib(void)
- {
- return(&zlib_method);
- }
-