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Diffstat (limited to 'libressl/include32/openssl/comp.h')
-rw-r--r--libressl/include32/openssl/comp.h73
1 files changed, 73 insertions, 0 deletions
diff --git a/libressl/include32/openssl/comp.h b/libressl/include32/openssl/comp.h
new file mode 100644
index 00000000..fe7397f8
--- /dev/null
+++ b/libressl/include32/openssl/comp.h
@@ -0,0 +1,73 @@
+/* $OpenBSD: comp.h,v 1.8 2014/11/03 16:58:28 tedu Exp $ */
+
+#ifndef HEADER_COMP_H
+#define HEADER_COMP_H
+
+#include <openssl/crypto.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct comp_ctx_st COMP_CTX;
+
+typedef struct comp_method_st {
+ int type; /* NID for compression library */
+ const char *name; /* A text string to identify the library */
+ int (*init)(COMP_CTX *ctx);
+ void (*finish)(COMP_CTX *ctx);
+ int (*compress)(COMP_CTX *ctx, unsigned char *out, unsigned int olen,
+ unsigned char *in, unsigned int ilen);
+ int (*expand)(COMP_CTX *ctx, unsigned char *out, unsigned int olen,
+ unsigned char *in, unsigned int ilen);
+ /* The following two do NOTHING, but are kept for backward compatibility */
+ long (*ctrl)(void);
+ long (*callback_ctrl)(void);
+} COMP_METHOD;
+
+struct comp_ctx_st {
+ COMP_METHOD *meth;
+ unsigned long compress_in;
+ unsigned long compress_out;
+ unsigned long expand_in;
+ unsigned long expand_out;
+
+ CRYPTO_EX_DATA ex_data;
+};
+
+
+COMP_CTX *COMP_CTX_new(COMP_METHOD *meth);
+void COMP_CTX_free(COMP_CTX *ctx);
+int COMP_compress_block(COMP_CTX *ctx, unsigned char *out, int olen,
+ unsigned char *in, int ilen);
+int COMP_expand_block(COMP_CTX *ctx, unsigned char *out, int olen,
+ unsigned char *in, int ilen);
+COMP_METHOD *COMP_rle(void );
+COMP_METHOD *COMP_zlib(void );
+void COMP_zlib_cleanup(void);
+
+#ifdef HEADER_BIO_H
+#ifdef ZLIB
+BIO_METHOD *BIO_f_zlib(void);
+#endif
+#endif
+
+void ERR_load_COMP_strings(void);
+
+/* Error codes for the COMP functions. */
+
+/* Function codes. */
+#define COMP_F_BIO_ZLIB_FLUSH 99
+#define COMP_F_BIO_ZLIB_NEW 100
+#define COMP_F_BIO_ZLIB_READ 101
+#define COMP_F_BIO_ZLIB_WRITE 102
+
+/* Reason codes. */
+#define COMP_R_ZLIB_DEFLATE_ERROR 99
+#define COMP_R_ZLIB_INFLATE_ERROR 100
+#define COMP_R_ZLIB_NOT_SUPPORTED 101
+
+#ifdef __cplusplus
+}
+#endif
+#endif