prep work for enabling caching

Added new header grpc-payload-bin
Added new channel arg for setting max payload size
Ability to create a GET request in client filter
Ability to parse the payload from header in server filter.

1 files changed, 67 insertions, 78 deletions

diff --git a/src/core/lib/transport/static_metadata.h b/src/core/lib/transport/static_metadata.h
index b51bacac50..013faf7a5a 100644
--- a/src/core/lib/transport/static_metadata.h
+++ b/src/core/lib/transport/static_metadata.h
@@ -1,11 +1,11 @@
 /*
  * Copyright 2015, Google Inc.
  * All rights reserved.
- *
+ * 
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
- *
+ * 
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ -15,7 +15,7 @@
  *     * Neither the name of Google Inc. nor the names of its
  * contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
- *
+ * 
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
@@ -31,10 +31,10 @@
 
 /*
  * WARNING: Auto-generated code.
- *
+ * 
  * To make changes to this file, change
  * tools/codegen/core/gen_static_metadata.py, and then re-run it.
- *
+ * 
  * See metadata.h for an explanation of the interface here, and metadata.c for
  * an explanation of what's going on.
  */
@@ -44,7 +44,7 @@
 
 #include "src/core/lib/transport/metadata.h"
 
-#define GRPC_STATIC_MDSTR_COUNT 92
+#define GRPC_STATIC_MDSTR_COUNT 93
 extern grpc_mdstr grpc_static_mdstr_table[GRPC_STATIC_MDSTR_COUNT];
 /* "0" */
 #define GRPC_MDSTR_0 (&grpc_static_mdstr_table[0])
@@ -136,101 +136,102 @@ extern grpc_mdstr grpc_static_mdstr_table[GRPC_STATIC_MDSTR_COUNT];
 #define GRPC_MDSTR_GRPC_INTERNAL_ENCODING_REQUEST (&grpc_static_mdstr_table[43])
 /* "grpc-message" */
 #define GRPC_MDSTR_GRPC_MESSAGE (&grpc_static_mdstr_table[44])
+/* "grpc-payload-bin" */
+#define GRPC_MDSTR_GRPC_PAYLOAD_BIN (&grpc_static_mdstr_table[45])
 /* "grpc-status" */
-#define GRPC_MDSTR_GRPC_STATUS (&grpc_static_mdstr_table[45])
+#define GRPC_MDSTR_GRPC_STATUS (&grpc_static_mdstr_table[46])
 /* "grpc-timeout" */
-#define GRPC_MDSTR_GRPC_TIMEOUT (&grpc_static_mdstr_table[46])
+#define GRPC_MDSTR_GRPC_TIMEOUT (&grpc_static_mdstr_table[47])
 /* "grpc-tracing-bin" */
-#define GRPC_MDSTR_GRPC_TRACING_BIN (&grpc_static_mdstr_table[47])
+#define GRPC_MDSTR_GRPC_TRACING_BIN (&grpc_static_mdstr_table[48])
 /* "gzip" */
-#define GRPC_MDSTR_GZIP (&grpc_static_mdstr_table[48])
+#define GRPC_MDSTR_GZIP (&grpc_static_mdstr_table[49])
 /* "gzip, deflate" */
-#define GRPC_MDSTR_GZIP_COMMA_DEFLATE (&grpc_static_mdstr_table[49])
+#define GRPC_MDSTR_GZIP_COMMA_DEFLATE (&grpc_static_mdstr_table[50])
 /* "host" */
-#define GRPC_MDSTR_HOST (&grpc_static_mdstr_table[50])
+#define GRPC_MDSTR_HOST (&grpc_static_mdstr_table[51])
 /* "http" */
-#define GRPC_MDSTR_HTTP (&grpc_static_mdstr_table[51])
+#define GRPC_MDSTR_HTTP (&grpc_static_mdstr_table[52])
 /* "https" */
-#define GRPC_MDSTR_HTTPS (&grpc_static_mdstr_table[52])
+#define GRPC_MDSTR_HTTPS (&grpc_static_mdstr_table[53])
 /* "identity" */
-#define GRPC_MDSTR_IDENTITY (&grpc_static_mdstr_table[53])
+#define GRPC_MDSTR_IDENTITY (&grpc_static_mdstr_table[54])
 /* "identity,deflate" */
-#define GRPC_MDSTR_IDENTITY_COMMA_DEFLATE (&grpc_static_mdstr_table[54])
+#define GRPC_MDSTR_IDENTITY_COMMA_DEFLATE (&grpc_static_mdstr_table[55])
 /* "identity,deflate,gzip" */
-#define GRPC_MDSTR_IDENTITY_COMMA_DEFLATE_COMMA_GZIP \
-  (&grpc_static_mdstr_table[55])
+#define GRPC_MDSTR_IDENTITY_COMMA_DEFLATE_COMMA_GZIP (&grpc_static_mdstr_table[56])
 /* "identity,gzip" */
-#define GRPC_MDSTR_IDENTITY_COMMA_GZIP (&grpc_static_mdstr_table[56])
+#define GRPC_MDSTR_IDENTITY_COMMA_GZIP (&grpc_static_mdstr_table[57])
 /* "if-match" */
-#define GRPC_MDSTR_IF_MATCH (&grpc_static_mdstr_table[57])
+#define GRPC_MDSTR_IF_MATCH (&grpc_static_mdstr_table[58])
 /* "if-modified-since" */
-#define GRPC_MDSTR_IF_MODIFIED_SINCE (&grpc_static_mdstr_table[58])
+#define GRPC_MDSTR_IF_MODIFIED_SINCE (&grpc_static_mdstr_table[59])
 /* "if-none-match" */
-#define GRPC_MDSTR_IF_NONE_MATCH (&grpc_static_mdstr_table[59])
+#define GRPC_MDSTR_IF_NONE_MATCH (&grpc_static_mdstr_table[60])
 /* "if-range" */
-#define GRPC_MDSTR_IF_RANGE (&grpc_static_mdstr_table[60])
+#define GRPC_MDSTR_IF_RANGE (&grpc_static_mdstr_table[61])
 /* "if-unmodified-since" */
-#define GRPC_MDSTR_IF_UNMODIFIED_SINCE (&grpc_static_mdstr_table[61])
+#define GRPC_MDSTR_IF_UNMODIFIED_SINCE (&grpc_static_mdstr_table[62])
 /* "last-modified" */
-#define GRPC_MDSTR_LAST_MODIFIED (&grpc_static_mdstr_table[62])
+#define GRPC_MDSTR_LAST_MODIFIED (&grpc_static_mdstr_table[63])
 /* "link" */
-#define GRPC_MDSTR_LINK (&grpc_static_mdstr_table[63])
+#define GRPC_MDSTR_LINK (&grpc_static_mdstr_table[64])
 /* "load-reporting-initial" */
-#define GRPC_MDSTR_LOAD_REPORTING_INITIAL (&grpc_static_mdstr_table[64])
+#define GRPC_MDSTR_LOAD_REPORTING_INITIAL (&grpc_static_mdstr_table[65])
 /* "load-reporting-trailing" */
-#define GRPC_MDSTR_LOAD_REPORTING_TRAILING (&grpc_static_mdstr_table[65])
+#define GRPC_MDSTR_LOAD_REPORTING_TRAILING (&grpc_static_mdstr_table[66])
 /* "location" */
-#define GRPC_MDSTR_LOCATION (&grpc_static_mdstr_table[66])
+#define GRPC_MDSTR_LOCATION (&grpc_static_mdstr_table[67])
 /* "max-forwards" */
-#define GRPC_MDSTR_MAX_FORWARDS (&grpc_static_mdstr_table[67])
+#define GRPC_MDSTR_MAX_FORWARDS (&grpc_static_mdstr_table[68])
 /* ":method" */
-#define GRPC_MDSTR_METHOD (&grpc_static_mdstr_table[68])
+#define GRPC_MDSTR_METHOD (&grpc_static_mdstr_table[69])
 /* ":path" */
-#define GRPC_MDSTR_PATH (&grpc_static_mdstr_table[69])
+#define GRPC_MDSTR_PATH (&grpc_static_mdstr_table[70])
 /* "POST" */
-#define GRPC_MDSTR_POST (&grpc_static_mdstr_table[70])
+#define GRPC_MDSTR_POST (&grpc_static_mdstr_table[71])
 /* "proxy-authenticate" */
-#define GRPC_MDSTR_PROXY_AUTHENTICATE (&grpc_static_mdstr_table[71])
+#define GRPC_MDSTR_PROXY_AUTHENTICATE (&grpc_static_mdstr_table[72])
 /* "proxy-authorization" */
-#define GRPC_MDSTR_PROXY_AUTHORIZATION (&grpc_static_mdstr_table[72])
+#define GRPC_MDSTR_PROXY_AUTHORIZATION (&grpc_static_mdstr_table[73])
 /* "PUT" */
-#define GRPC_MDSTR_PUT (&grpc_static_mdstr_table[73])
+#define GRPC_MDSTR_PUT (&grpc_static_mdstr_table[74])
 /* "range" */
-#define GRPC_MDSTR_RANGE (&grpc_static_mdstr_table[74])
+#define GRPC_MDSTR_RANGE (&grpc_static_mdstr_table[75])
 /* "referer" */
-#define GRPC_MDSTR_REFERER (&grpc_static_mdstr_table[75])
+#define GRPC_MDSTR_REFERER (&grpc_static_mdstr_table[76])
 /* "refresh" */
-#define GRPC_MDSTR_REFRESH (&grpc_static_mdstr_table[76])
+#define GRPC_MDSTR_REFRESH (&grpc_static_mdstr_table[77])
 /* "retry-after" */
-#define GRPC_MDSTR_RETRY_AFTER (&grpc_static_mdstr_table[77])
+#define GRPC_MDSTR_RETRY_AFTER (&grpc_static_mdstr_table[78])
 /* ":scheme" */
-#define GRPC_MDSTR_SCHEME (&grpc_static_mdstr_table[78])
+#define GRPC_MDSTR_SCHEME (&grpc_static_mdstr_table[79])
 /* "server" */
-#define GRPC_MDSTR_SERVER (&grpc_static_mdstr_table[79])
+#define GRPC_MDSTR_SERVER (&grpc_static_mdstr_table[80])
 /* "set-cookie" */
-#define GRPC_MDSTR_SET_COOKIE (&grpc_static_mdstr_table[80])
+#define GRPC_MDSTR_SET_COOKIE (&grpc_static_mdstr_table[81])
 /* "/" */
-#define GRPC_MDSTR_SLASH (&grpc_static_mdstr_table[81])
+#define GRPC_MDSTR_SLASH (&grpc_static_mdstr_table[82])
 /* "/index.html" */
-#define GRPC_MDSTR_SLASH_INDEX_DOT_HTML (&grpc_static_mdstr_table[82])
+#define GRPC_MDSTR_SLASH_INDEX_DOT_HTML (&grpc_static_mdstr_table[83])
 /* ":status" */
-#define GRPC_MDSTR_STATUS (&grpc_static_mdstr_table[83])
+#define GRPC_MDSTR_STATUS (&grpc_static_mdstr_table[84])
 /* "strict-transport-security" */
-#define GRPC_MDSTR_STRICT_TRANSPORT_SECURITY (&grpc_static_mdstr_table[84])
+#define GRPC_MDSTR_STRICT_TRANSPORT_SECURITY (&grpc_static_mdstr_table[85])
 /* "te" */
-#define GRPC_MDSTR_TE (&grpc_static_mdstr_table[85])
+#define GRPC_MDSTR_TE (&grpc_static_mdstr_table[86])
 /* "trailers" */
-#define GRPC_MDSTR_TRAILERS (&grpc_static_mdstr_table[86])
+#define GRPC_MDSTR_TRAILERS (&grpc_static_mdstr_table[87])
 /* "transfer-encoding" */
-#define GRPC_MDSTR_TRANSFER_ENCODING (&grpc_static_mdstr_table[87])
+#define GRPC_MDSTR_TRANSFER_ENCODING (&grpc_static_mdstr_table[88])
 /* "user-agent" */
-#define GRPC_MDSTR_USER_AGENT (&grpc_static_mdstr_table[88])
+#define GRPC_MDSTR_USER_AGENT (&grpc_static_mdstr_table[89])
 /* "vary" */
-#define GRPC_MDSTR_VARY (&grpc_static_mdstr_table[89])
+#define GRPC_MDSTR_VARY (&grpc_static_mdstr_table[90])
 /* "via" */
-#define GRPC_MDSTR_VIA (&grpc_static_mdstr_table[90])
+#define GRPC_MDSTR_VIA (&grpc_static_mdstr_table[91])
 /* "www-authenticate" */
-#define GRPC_MDSTR_WWW_AUTHENTICATE (&grpc_static_mdstr_table[91])
+#define GRPC_MDSTR_WWW_AUTHENTICATE (&grpc_static_mdstr_table[92])
 
 #define GRPC_STATIC_MDELEM_COUNT 81
 extern grpc_mdelem grpc_static_mdelem_table[GRPC_STATIC_MDELEM_COUNT];
@@ -242,15 +243,13 @@ extern uintptr_t grpc_static_mdelem_user_data[GRPC_STATIC_MDELEM_COUNT];
 /* "accept-encoding": "" */
 #define GRPC_MDELEM_ACCEPT_ENCODING_EMPTY (&grpc_static_mdelem_table[2])
 /* "accept-encoding": "gzip, deflate" */
-#define GRPC_MDELEM_ACCEPT_ENCODING_GZIP_COMMA_DEFLATE \
-  (&grpc_static_mdelem_table[3])
+#define GRPC_MDELEM_ACCEPT_ENCODING_GZIP_COMMA_DEFLATE (&grpc_static_mdelem_table[3])
 /* "accept-language": "" */
 #define GRPC_MDELEM_ACCEPT_LANGUAGE_EMPTY (&grpc_static_mdelem_table[4])
 /* "accept-ranges": "" */
 #define GRPC_MDELEM_ACCEPT_RANGES_EMPTY (&grpc_static_mdelem_table[5])
 /* "access-control-allow-origin": "" */
-#define GRPC_MDELEM_ACCESS_CONTROL_ALLOW_ORIGIN_EMPTY \
-  (&grpc_static_mdelem_table[6])
+#define GRPC_MDELEM_ACCESS_CONTROL_ALLOW_ORIGIN_EMPTY (&grpc_static_mdelem_table[6])
 /* "age": "" */
 #define GRPC_MDELEM_AGE_EMPTY (&grpc_static_mdelem_table[7])
 /* "allow": "" */
@@ -274,8 +273,7 @@ extern uintptr_t grpc_static_mdelem_user_data[GRPC_STATIC_MDELEM_COUNT];
 /* "content-range": "" */
 #define GRPC_MDELEM_CONTENT_RANGE_EMPTY (&grpc_static_mdelem_table[17])
 /* "content-type": "application/grpc" */
-#define GRPC_MDELEM_CONTENT_TYPE_APPLICATION_SLASH_GRPC \
-  (&grpc_static_mdelem_table[18])
+#define GRPC_MDELEM_CONTENT_TYPE_APPLICATION_SLASH_GRPC (&grpc_static_mdelem_table[18])
 /* "content-type": "" */
 #define GRPC_MDELEM_CONTENT_TYPE_EMPTY (&grpc_static_mdelem_table[19])
 /* "cookie": "" */
@@ -293,22 +291,17 @@ extern uintptr_t grpc_static_mdelem_user_data[GRPC_STATIC_MDELEM_COUNT];
 /* "grpc-accept-encoding": "deflate" */
 #define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_DEFLATE (&grpc_static_mdelem_table[26])
 /* "grpc-accept-encoding": "deflate,gzip" */
-#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_DEFLATE_COMMA_GZIP \
-  (&grpc_static_mdelem_table[27])
+#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_DEFLATE_COMMA_GZIP (&grpc_static_mdelem_table[27])
 /* "grpc-accept-encoding": "gzip" */
 #define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_GZIP (&grpc_static_mdelem_table[28])
 /* "grpc-accept-encoding": "identity" */
-#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_IDENTITY \
-  (&grpc_static_mdelem_table[29])
+#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_IDENTITY (&grpc_static_mdelem_table[29])
 /* "grpc-accept-encoding": "identity,deflate" */
-#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_IDENTITY_COMMA_DEFLATE \
-  (&grpc_static_mdelem_table[30])
+#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_IDENTITY_COMMA_DEFLATE (&grpc_static_mdelem_table[30])
 /* "grpc-accept-encoding": "identity,deflate,gzip" */
-#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_IDENTITY_COMMA_DEFLATE_COMMA_GZIP \
-  (&grpc_static_mdelem_table[31])
+#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_IDENTITY_COMMA_DEFLATE_COMMA_GZIP (&grpc_static_mdelem_table[31])
 /* "grpc-accept-encoding": "identity,gzip" */
-#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_IDENTITY_COMMA_GZIP \
-  (&grpc_static_mdelem_table[32])
+#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_IDENTITY_COMMA_GZIP (&grpc_static_mdelem_table[32])
 /* "grpc-encoding": "deflate" */
 #define GRPC_MDELEM_GRPC_ENCODING_DEFLATE (&grpc_static_mdelem_table[33])
 /* "grpc-encoding": "gzip" */
@@ -340,8 +333,7 @@ extern uintptr_t grpc_static_mdelem_user_data[GRPC_STATIC_MDELEM_COUNT];
 /* "load-reporting-initial": "" */
 #define GRPC_MDELEM_LOAD_REPORTING_INITIAL_EMPTY (&grpc_static_mdelem_table[47])
 /* "load-reporting-trailing": "" */
-#define GRPC_MDELEM_LOAD_REPORTING_TRAILING_EMPTY \
-  (&grpc_static_mdelem_table[48])
+#define GRPC_MDELEM_LOAD_REPORTING_TRAILING_EMPTY (&grpc_static_mdelem_table[48])
 /* "location": "" */
 #define GRPC_MDELEM_LOCATION_EMPTY (&grpc_static_mdelem_table[49])
 /* "max-forwards": "" */
@@ -393,8 +385,7 @@ extern uintptr_t grpc_static_mdelem_user_data[GRPC_STATIC_MDELEM_COUNT];
 /* ":status": "500" */
 #define GRPC_MDELEM_STATUS_500 (&grpc_static_mdelem_table[73])
 /* "strict-transport-security": "" */
-#define GRPC_MDELEM_STRICT_TRANSPORT_SECURITY_EMPTY \
-  (&grpc_static_mdelem_table[74])
+#define GRPC_MDELEM_STRICT_TRANSPORT_SECURITY_EMPTY (&grpc_static_mdelem_table[74])
 /* "te": "trailers" */
 #define GRPC_MDELEM_TE_TRAILERS (&grpc_static_mdelem_table[75])
 /* "transfer-encoding": "" */
@@ -408,10 +399,8 @@ extern uintptr_t grpc_static_mdelem_user_data[GRPC_STATIC_MDELEM_COUNT];
 /* "www-authenticate": "" */
 #define GRPC_MDELEM_WWW_AUTHENTICATE_EMPTY (&grpc_static_mdelem_table[80])
 
-extern const uint8_t
-    grpc_static_metadata_elem_indices[GRPC_STATIC_MDELEM_COUNT * 2];
+extern const uint8_t grpc_static_metadata_elem_indices[GRPC_STATIC_MDELEM_COUNT*2];
 extern const char *const grpc_static_metadata_strings[GRPC_STATIC_MDSTR_COUNT];
 extern const uint8_t grpc_static_accept_encoding_metadata[8];
-#define GRPC_MDELEM_ACCEPT_ENCODING_FOR_ALGORITHMS(algs) \
-  (&grpc_static_mdelem_table[grpc_static_accept_encoding_metadata[(algs)]])
+#define GRPC_MDELEM_ACCEPT_ENCODING_FOR_ALGORITHMS(algs) (&grpc_static_mdelem_table[grpc_static_accept_encoding_metadata[(algs)]])
 #endif /* GRPC_CORE_LIB_TRANSPORT_STATIC_METADATA_H */