Import of old SSLeay release: SSLeay 0.9.1b (unreleased)
diff --git a/crypto/comp/comp_lib.c b/crypto/comp/comp_lib.c
new file mode 100644
index 0000000..8ce0695
--- /dev/null
+++ b/crypto/comp/comp_lib.c
@@ -0,0 +1,85 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "objects.h"
+#include "comp.h"
+
+COMP_CTX *COMP_CTX_new(meth)
+COMP_METHOD *meth;
+ {
+ COMP_CTX *ret;
+
+ if ((ret=(COMP_CTX *)Malloc(sizeof(COMP_CTX))) == NULL)
+ {
+ /* ZZZZZZZZZZZZZZZZ */
+ return(NULL);
+ }
+ memset(ret,0,sizeof(COMP_CTX));
+ ret->meth=meth;
+ if ((ret->meth->init != NULL) && !ret->meth->init(ret))
+ {
+ Free(ret);
+ ret=NULL;
+ }
+#if 0
+ else
+ CRYPTO_new_ex_data(rsa_meth,(char *)ret,&ret->ex_data);
+#endif
+ return(ret);
+ }
+
+void COMP_CTX_free(ctx)
+COMP_CTX *ctx;
+ {
+ /* CRYPTO_free_ex_data(rsa_meth,(char *)ctx,&ctx->ex_data); */
+
+ if (ctx->meth->finish != NULL)
+ ctx->meth->finish(ctx);
+
+ Free(ctx);
+ }
+
+int COMP_compress_block(ctx,out,olen,in,ilen)
+COMP_CTX *ctx;
+unsigned char *out;
+int olen;
+unsigned char *in;
+int ilen;
+ {
+ int ret;
+ if (ctx->meth->compress == NULL)
+ {
+ /* ZZZZZZZZZZZZZZZZZ */
+ return(-1);
+ }
+ ret=ctx->meth->compress(ctx,out,olen,in,ilen);
+ if (ret > 0)
+ {
+ ctx->compress_in+=ilen;
+ ctx->compress_out+=ret;
+ }
+ return(ret);
+ }
+
+int COMP_expand_block(ctx,out,olen,in,ilen)
+COMP_CTX *ctx;
+unsigned char *out;
+int olen;
+unsigned char *in;
+int ilen;
+ {
+ int ret;
+
+ if (ctx->meth->expand == NULL)
+ {
+ /* ZZZZZZZZZZZZZZZZZ */
+ return(-1);
+ }
+ ret=ctx->meth->expand(ctx,out,olen,in,ilen);
+ if (ret > 0)
+ {
+ ctx->expand_in+=ilen;
+ ctx->expand_out+=ret;
+ }
+ return(ret);
+ }
