smtp: use the upload buffer size for scratch buffer malloc
[platform/upstream/curl.git] / lib / content_encoding.h
index 3aff9d3..4cd52be 100644 (file)
@@ -1,5 +1,5 @@
-#ifndef __CURL_CONTENT_ENCODING_H
-#define __CURL_CONTENT_ENCODING_H
+#ifndef HEADER_CURL_CONTENT_ENCODING_H
+#define HEADER_CURL_CONTENT_ENCODING_H
 /***************************************************************************
  *                                  _   _ ____  _
  *  Project                     ___| | | |  _ \| |
@@ -7,11 +7,11 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2009, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
  *
  * This software is licensed as described in the file COPYING, which
  * you should have received as part of this distribution. The terms
- * are also available at http://curl.haxx.se/docs/copyright.html.
+ * are also available at https://curl.haxx.se/docs/copyright.html.
  *
  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
  * copies of the Software, and permit persons to whom the Software is
  * KIND, either express or implied.
  *
  ***************************************************************************/
-#include "setup.h"
+#include "curl_setup.h"
 
-/*
- * Comma-separated list all supported Content-Encodings ('identity' is implied)
- */
-#ifdef HAVE_LIBZ
-#define ALL_CONTENT_ENCODINGS "deflate, gzip"
-/* force a cleanup */
-void Curl_unencode_cleanup(struct connectdata *conn);
-#else
-#define ALL_CONTENT_ENCODINGS "identity"
-#define Curl_unencode_cleanup(x)
-#endif
+/* Decoding writer. */
+typedef struct contenc_writer_s contenc_writer;
+typedef struct content_encoding_s content_encoding;
+
+struct contenc_writer_s {
+  const content_encoding *handler;  /* Encoding handler. */
+  contenc_writer *downstream;  /* Downstream writer. */
+  void *params;  /* Encoding-specific storage (variable length). */
+};
 
-CURLcode Curl_unencode_deflate_write(struct connectdata *conn,
-                                     struct SingleRequest *req,
-                                     ssize_t nread);
+/* Content encoding writer. */
+struct content_encoding_s {
+  const char *name;        /* Encoding name. */
+  const char *alias;       /* Encoding name alias. */
+  CURLcode (*init_writer)(struct connectdata *conn, contenc_writer *writer);
+  CURLcode (*unencode_write)(struct connectdata *conn, contenc_writer *writer,
+                             const char *buf, size_t nbytes);
+  void (*close_writer)(struct connectdata *conn, contenc_writer *writer);
+  size_t paramsize;
+};
 
-CURLcode
-Curl_unencode_gzip_write(struct connectdata *conn,
-                         struct SingleRequest *k,
-                         ssize_t nread);
 
+CURLcode Curl_build_unencoding_stack(struct connectdata *conn,
+                                     const char *enclist, int maybechunked);
+CURLcode Curl_unencode_write(struct connectdata *conn, contenc_writer *writer,
+                             const char *buf, size_t nbytes);
+void Curl_unencode_cleanup(struct connectdata *conn);
+char *Curl_all_content_encodings(void);
 
-#endif
+#endif /* HEADER_CURL_CONTENT_ENCODING_H */