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path: root/openssl/crypto/comp/c_rle.c
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Diffstat (limited to 'openssl/crypto/comp/c_rle.c')
-rw-r--r--openssl/crypto/comp/c_rle.c123
1 files changed, 61 insertions, 62 deletions
diff --git a/openssl/crypto/comp/c_rle.c b/openssl/crypto/comp/c_rle.c
index efd366fa2..3f0ae4c56 100644
--- a/openssl/crypto/comp/c_rle.c
+++ b/openssl/crypto/comp/c_rle.c
@@ -1,62 +1,61 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <openssl/objects.h>
-#include <openssl/comp.h>
-
-static int rle_compress_block(COMP_CTX *ctx, unsigned char *out,
- unsigned int olen, unsigned char *in, unsigned int ilen);
-static int rle_expand_block(COMP_CTX *ctx, unsigned char *out,
- unsigned int olen, unsigned char *in, unsigned int ilen);
-
-static COMP_METHOD rle_method={
- NID_rle_compression,
- LN_rle_compression,
- NULL,
- NULL,
- rle_compress_block,
- rle_expand_block,
- NULL,
- NULL,
- };
-
-COMP_METHOD *COMP_rle(void)
- {
- return(&rle_method);
- }
-
-static int rle_compress_block(COMP_CTX *ctx, unsigned char *out,
- unsigned int olen, unsigned char *in, unsigned int ilen)
- {
- /* int i; */
-
- if (olen < (ilen+1))
- {
- /* ZZZZZZZZZZZZZZZZZZZZZZ */
- return(-1);
- }
-
- *(out++)=0;
- memcpy(out,in,ilen);
- return(ilen+1);
- }
-
-static int rle_expand_block(COMP_CTX *ctx, unsigned char *out,
- unsigned int olen, unsigned char *in, unsigned int ilen)
- {
- int i;
-
- if (olen < (ilen-1))
- {
- /* ZZZZZZZZZZZZZZZZZZZZZZ */
- return(-1);
- }
-
- i= *(in++);
- if (i == 0)
- {
- memcpy(out,in,ilen-1);
- }
- return(ilen-1);
- }
-
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <openssl/objects.h>
+#include <openssl/comp.h>
+
+static int rle_compress_block(COMP_CTX *ctx, unsigned char *out,
+ unsigned int olen, unsigned char *in, unsigned int ilen);
+static int rle_expand_block(COMP_CTX *ctx, unsigned char *out,
+ unsigned int olen, unsigned char *in, unsigned int ilen);
+
+static COMP_METHOD rle_method={
+ NID_rle_compression,
+ LN_rle_compression,
+ NULL,
+ NULL,
+ rle_compress_block,
+ rle_expand_block,
+ NULL,
+ NULL,
+ };
+
+COMP_METHOD *COMP_rle(void)
+ {
+ return(&rle_method);
+ }
+
+static int rle_compress_block(COMP_CTX *ctx, unsigned char *out,
+ unsigned int olen, unsigned char *in, unsigned int ilen)
+ {
+ /* int i; */
+
+ if (olen < (ilen+1))
+ {
+ /* ZZZZZZZZZZZZZZZZZZZZZZ */
+ return(-1);
+ }
+
+ *(out++)=0;
+ memcpy(out,in,ilen);
+ return(ilen+1);
+ }
+
+static int rle_expand_block(COMP_CTX *ctx, unsigned char *out,
+ unsigned int olen, unsigned char *in, unsigned int ilen)
+ {
+ int i;
+
+ if (ilen == 0 || olen < (ilen-1))
+ {
+ /* ZZZZZZZZZZZZZZZZZZZZZZ */
+ return(-1);
+ }
+
+ i= *(in++);
+ if (i == 0)
+ {
+ memcpy(out,in,ilen-1);
+ }
+ return(ilen-1);
+ }