4 #include <openssl/objects.h>
5 #include <openssl/comp.h>
7 COMP_CTX *COMP_CTX_new(COMP_METHOD *meth)
11 if ((ret = (COMP_CTX *)OPENSSL_malloc(sizeof(COMP_CTX))) == NULL) {
12 /* ZZZZZZZZZZZZZZZZ */
15 memset(ret, 0, sizeof(COMP_CTX));
17 if ((ret->meth->init != NULL) && !ret->meth->init(ret)) {
24 void COMP_CTX_free(COMP_CTX *ctx)
29 if (ctx->meth->finish != NULL)
30 ctx->meth->finish(ctx);
35 int COMP_compress_block(COMP_CTX *ctx, unsigned char *out, int olen,
36 unsigned char *in, int ilen)
39 if (ctx->meth->compress == NULL) {
40 /* ZZZZZZZZZZZZZZZZZ */
43 ret = ctx->meth->compress(ctx, out, olen, in, ilen);
45 ctx->compress_in += ilen;
46 ctx->compress_out += ret;
51 int COMP_expand_block(COMP_CTX *ctx, unsigned char *out, int olen,
52 unsigned char *in, int ilen)
56 if (ctx->meth->expand == NULL) {
57 /* ZZZZZZZZZZZZZZZZZ */
60 ret = ctx->meth->expand(ctx, out, olen, in, ilen);
62 ctx->expand_in += ilen;
63 ctx->expand_out += ret;