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chttp2 hpack encoder: fast-pathed static md/slice ops

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pull/19012/head
Arjun Roy 6 years ago
parent 7f32b96e3d
commit 0f83755c6e
14 changed files with 705 additions and 447 deletions
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  1. 105
      src/core/ext/transport/chttp2/transport/hpack_encoder.cc
  2. 10
      src/core/ext/transport/chttp2/transport/hpack_table.cc
  3. 11
      src/core/ext/transport/chttp2/transport/hpack_table.h
  4. 3
      src/core/lib/slice/slice.cc
  5. 4
      src/core/lib/slice/slice_hash_table.h
  6. 21
      src/core/lib/slice/slice_intern.cc
  7. 31
      src/core/lib/slice/slice_internal.h
  8. 4
      src/core/lib/slice/slice_weak_hash_table.h
  9. 10
      src/core/lib/surface/server.cc
  10. 36
      src/core/lib/transport/metadata.cc
  11. 30
      src/core/lib/transport/metadata.h
  12. 434
      src/core/lib/transport/static_metadata.cc
  13. 435
      src/core/lib/transport/static_metadata.h
  14. 18
      tools/codegen/core/gen_static_metadata.py

105
src/core/ext/transport/chttp2/transport/hpack_encoder.cc
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@ -56,7 +56,10 @@
/* don't consider adding anything bigger than this to the hpack table */
#define MAX_DECODER_SPACE_USAGE 512
static grpc_slice_refcount terminal_slice_refcount;
#define DATA_FRAME_HEADER_SIZE 9
static grpc_slice_refcount terminal_slice_refcount(
grpc_slice_refcount::Type::STATIC);
static const grpc_slice terminal_slice = {
&terminal_slice_refcount, /* refcount */
{{0, nullptr}} /* data.refcounted */
@ -80,7 +83,8 @@ typedef struct {
bool use_true_binary_metadata;
} framer_state;
/* fills p (which is expected to be 9 bytes long) with a data frame header */
/* fills p (which is expected to be DATA_FRAME_HEADER_SIZE bytes long)
* with a data frame header */
static void fill_header(uint8_t* p, uint8_t type, uint32_t id, size_t len,
uint8_t flags) {
GPR_ASSERT(len < 16777316);
@ -107,15 +111,17 @@ static void finish_frame(framer_state* st, int is_header_boundary,
static_cast<uint8_t>(
(is_last_in_stream ? GRPC_CHTTP2_DATA_FLAG_END_STREAM : 0) |
(is_header_boundary ? GRPC_CHTTP2_DATA_FLAG_END_HEADERS : 0)));
st->stats->framing_bytes += 9;
st->stats->framing_bytes += DATA_FRAME_HEADER_SIZE;
st->is_first_frame = 0;
}
/* begin a new frame: reserve off header space, remember how many bytes we'd
output before beginning */
static void begin_frame(framer_state* st) {
st->header_idx =
grpc_slice_buffer_add_indexed(st->output, GRPC_SLICE_MALLOC(9));
grpc_slice reserved;
reserved.refcount = nullptr;
reserved.data.inlined.length = DATA_FRAME_HEADER_SIZE;
st->header_idx = grpc_slice_buffer_add_indexed(st->output, reserved);
st->output_length_at_start_of_frame = st->output->length;
}
@ -188,8 +194,9 @@ static void evict_entry(grpc_chttp2_hpack_compressor* c) {
static uint32_t prepare_space_for_new_elem(grpc_chttp2_hpack_compressor* c,
size_t elem_size) {
uint32_t new_index = c->tail_remote_index + c->table_elems + 1;
GPR_ASSERT(elem_size < 65536);
GPR_DEBUG_ASSERT(elem_size < 65536);
// TODO(arjunroy): Re-examine semantics
if (elem_size > c->max_table_size) {
while (c->table_size > 0) {
evict_entry(c);
@ -203,6 +210,7 @@ static uint32_t prepare_space_for_new_elem(grpc_chttp2_hpack_compressor* c,
while (c->table_size + elem_size > c->max_table_size) {
evict_entry(c);
}
// TODO(arjunroy): Are we conflating size in bytes vs. membership?
GPR_ASSERT(c->table_elems < c->max_table_size);
c->table_elem_size[new_index % c->cap_table_elems] =
static_cast<uint16_t>(elem_size);
@ -215,19 +223,19 @@ static uint32_t prepare_space_for_new_elem(grpc_chttp2_hpack_compressor* c,
// Add a key to the dynamic table. Both key and value will be added to table at
// the decoder.
static void add_key_with_index(grpc_chttp2_hpack_compressor* c,
grpc_mdelem elem, uint32_t new_index) {
grpc_mdelem elem, uint32_t new_index,
uint32_t key_hash) {
if (new_index == 0) {
return;
}
uint32_t key_hash = grpc_slice_hash(GRPC_MDKEY(elem));
/* Store the key into {entries,indices}_keys */
if (grpc_slice_eq(c->entries_keys[HASH_FRAGMENT_2(key_hash)],
GRPC_MDKEY(elem))) {
if (grpc_slice_static_interned_equal(
c->entries_keys[HASH_FRAGMENT_2(key_hash)], GRPC_MDKEY(elem))) {
c->indices_keys[HASH_FRAGMENT_2(key_hash)] = new_index;
} else if (grpc_slice_eq(c->entries_keys[HASH_FRAGMENT_3(key_hash)],
GRPC_MDKEY(elem))) {
} else if (grpc_slice_static_interned_equal(
c->entries_keys[HASH_FRAGMENT_3(key_hash)],
GRPC_MDKEY(elem))) {
c->indices_keys[HASH_FRAGMENT_3(key_hash)] = new_index;
} else if (c->entries_keys[HASH_FRAGMENT_2(key_hash)].refcount ==
&terminal_slice_refcount) {
@ -255,22 +263,20 @@ static void add_key_with_index(grpc_chttp2_hpack_compressor* c,
/* add an element to the decoder table */
static void add_elem_with_index(grpc_chttp2_hpack_compressor* c,
grpc_mdelem elem, uint32_t new_index) {
grpc_mdelem elem, uint32_t new_index,
uint32_t elem_hash, uint32_t key_hash) {
if (new_index == 0) {
return;
}
GPR_ASSERT(GRPC_MDELEM_IS_INTERNED(elem));
uint32_t key_hash = grpc_slice_hash(GRPC_MDKEY(elem));
uint32_t value_hash = grpc_slice_hash(GRPC_MDVALUE(elem));
uint32_t elem_hash = GRPC_MDSTR_KV_HASH(key_hash, value_hash);
GPR_DEBUG_ASSERT(GRPC_MDELEM_IS_INTERNED(elem));
/* Store this element into {entries,indices}_elem */
if (grpc_mdelem_eq(c->entries_elems[HASH_FRAGMENT_2(elem_hash)], elem)) {
if (grpc_mdelem_both_interned_eq(c->entries_elems[HASH_FRAGMENT_2(elem_hash)],
elem)) {
/* already there: update with new index */
c->indices_elems[HASH_FRAGMENT_2(elem_hash)] = new_index;
} else if (grpc_mdelem_eq(c->entries_elems[HASH_FRAGMENT_3(elem_hash)],
elem)) {
} else if (grpc_mdelem_both_interned_eq(
c->entries_elems[HASH_FRAGMENT_3(elem_hash)], elem)) {
/* already there (cuckoo): update with new index */
c->indices_elems[HASH_FRAGMENT_3(elem_hash)] = new_index;
} else if (GRPC_MDISNULL(c->entries_elems[HASH_FRAGMENT_2(elem_hash)])) {
@ -294,19 +300,19 @@ static void add_elem_with_index(grpc_chttp2_hpack_compressor* c,
c->indices_elems[HASH_FRAGMENT_3(elem_hash)] = new_index;
}
add_key_with_index(c, elem, new_index);
add_key_with_index(c, elem, new_index, key_hash);
}
static void add_elem(grpc_chttp2_hpack_compressor* c, grpc_mdelem elem,
size_t elem_size) {
size_t elem_size, uint32_t elem_hash, uint32_t key_hash) {
uint32_t new_index = prepare_space_for_new_elem(c, elem_size);
add_elem_with_index(c, elem, new_index);
add_elem_with_index(c, elem, new_index, elem_hash, key_hash);
}
static void add_key(grpc_chttp2_hpack_compressor* c, grpc_mdelem elem,
size_t elem_size) {
size_t elem_size, uint32_t key_hash) {
uint32_t new_index = prepare_space_for_new_elem(c, elem_size);
add_key_with_index(c, elem, new_index);
add_key_with_index(c, elem, new_index, key_hash);
}
static void emit_indexed(grpc_chttp2_hpack_compressor* c, uint32_t elem_index,
@ -488,27 +494,33 @@ static void hpack_enc(grpc_chttp2_hpack_compressor* c, grpc_mdelem elem,
return;
}
uint32_t key_hash = grpc_slice_hash(GRPC_MDKEY(elem));
uint32_t elem_hash = 0;
if (elem_interned) {
uint32_t value_hash = grpc_slice_hash(GRPC_MDVALUE(elem));
elem_hash = GRPC_MDSTR_KV_HASH(key_hash, value_hash);
if (GRPC_MDELEM_STORAGE(elem) == GRPC_MDELEM_STORAGE_INTERNED) {
elem_hash =
reinterpret_cast<grpc_core::InternedMetadata*>(GRPC_MDELEM_DATA(elem))
->hash();
} else {
elem_hash =
reinterpret_cast<grpc_core::StaticMetadata*>(GRPC_MDELEM_DATA(elem))
->hash();
}
inc_filter(HASH_FRAGMENT_1(elem_hash), &c->filter_elems_sum,
c->filter_elems);
/* is this elem currently in the decoders table? */
if (grpc_mdelem_eq(c->entries_elems[HASH_FRAGMENT_2(elem_hash)], elem) &&
if (grpc_mdelem_both_interned_eq(
c->entries_elems[HASH_FRAGMENT_2(elem_hash)], elem) &&
c->indices_elems[HASH_FRAGMENT_2(elem_hash)] > c->tail_remote_index) {
/* HIT: complete element (first cuckoo hash) */
emit_indexed(c, dynidx(c, c->indices_elems[HASH_FRAGMENT_2(elem_hash)]),
st);
return;
}
if (grpc_mdelem_eq(c->entries_elems[HASH_FRAGMENT_3(elem_hash)], elem) &&
if (grpc_mdelem_both_interned_eq(
c->entries_elems[HASH_FRAGMENT_3(elem_hash)], elem) &&
c->indices_elems[HASH_FRAGMENT_3(elem_hash)] > c->tail_remote_index) {
/* HIT: complete element (second cuckoo hash) */
emit_indexed(c, dynidx(c, c->indices_elems[HASH_FRAGMENT_3(elem_hash)]),
@ -527,11 +539,12 @@ static void hpack_enc(grpc_chttp2_hpack_compressor* c, grpc_mdelem elem,
c->filter_elems[HASH_FRAGMENT_1(elem_hash)] >=
c->filter_elems_sum / ONE_ON_ADD_PROBABILITY;
uint32_t key_hash = GRPC_MDKEY(elem).refcount->Hash(GRPC_MDKEY(elem));
auto emit_maybe_add = [&should_add_elem, &elem, &st, &c, &indices_key,
&decoder_space_usage] {
&decoder_space_usage, &elem_hash, &key_hash] {
if (should_add_elem) {
emit_lithdr_incidx(c, dynidx(c, indices_key), elem, st);
add_elem(c, elem, decoder_space_usage);
add_elem(c, elem, decoder_space_usage, elem_hash, key_hash);
} else {
emit_lithdr_noidx(c, dynidx(c, indices_key), elem, st);
}
@ -539,8 +552,8 @@ static void hpack_enc(grpc_chttp2_hpack_compressor* c, grpc_mdelem elem,
/* no hits for the elem... maybe there's a key? */
indices_key = c->indices_keys[HASH_FRAGMENT_2(key_hash)];
if (grpc_slice_eq(c->entries_keys[HASH_FRAGMENT_2(key_hash)],
GRPC_MDKEY(elem)) &&
if (grpc_slice_static_interned_equal(
c->entries_keys[HASH_FRAGMENT_2(key_hash)], GRPC_MDKEY(elem)) &&
indices_key > c->tail_remote_index) {
/* HIT: key (first cuckoo hash) */
emit_maybe_add();
@ -548,8 +561,8 @@ static void hpack_enc(grpc_chttp2_hpack_compressor* c, grpc_mdelem elem,
}
indices_key = c->indices_keys[HASH_FRAGMENT_3(key_hash)];
if (grpc_slice_eq(c->entries_keys[HASH_FRAGMENT_3(key_hash)],
GRPC_MDKEY(elem)) &&
if (grpc_slice_static_interned_equal(
c->entries_keys[HASH_FRAGMENT_3(key_hash)], GRPC_MDKEY(elem)) &&
indices_key > c->tail_remote_index) {
/* HIT: key (first cuckoo hash) */
emit_maybe_add();
@ -565,9 +578,9 @@ static void hpack_enc(grpc_chttp2_hpack_compressor* c, grpc_mdelem elem,
emit_lithdr_noidx_v(c, 0, elem, st);
}
if (should_add_elem) {
add_elem(c, elem, decoder_space_usage);
add_elem(c, elem, decoder_space_usage, elem_hash, key_hash);
} else if (should_add_key) {
add_key(c, elem, decoder_space_usage);
add_key(c, elem, decoder_space_usage, key_hash);
}
}
@ -692,18 +705,18 @@ void grpc_chttp2_encode_header(grpc_chttp2_hpack_compressor* c,
}
for (size_t i = 0; i < extra_headers_size; ++i) {
grpc_mdelem md = *extra_headers[i];
uint8_t static_index = grpc_chttp2_get_static_hpack_table_index(md);
uintptr_t static_index = grpc_chttp2_get_static_hpack_table_index(md);
if (static_index) {
emit_indexed(c, static_index, &st);
emit_indexed(c, static_cast<uint32_t>(static_index), &st);
} else {
hpack_enc(c, md, &st);
}
}
grpc_metadata_batch_assert_ok(metadata);
for (grpc_linked_mdelem* l = metadata->list.head; l; l = l->next) {
uint8_t static_index = grpc_chttp2_get_static_hpack_table_index(l->md);
uintptr_t static_index = grpc_chttp2_get_static_hpack_table_index(l->md);
if (static_index) {
emit_indexed(c, static_index, &st);
emit_indexed(c, static_cast<uint32_t>(static_index), &st);
} else {
hpack_enc(c, l->md, &st);
}

10
src/core/ext/transport/chttp2/transport/hpack_table.cc
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@ -385,13 +385,3 @@ size_t grpc_chttp2_get_size_in_hpack_table(grpc_mdelem elem,
return overhead_and_key + value_len;
}
}
uint8_t grpc_chttp2_get_static_hpack_table_index(grpc_mdelem md) {
if (GRPC_MDELEM_STORAGE(md) == GRPC_MDELEM_STORAGE_STATIC) {
uint8_t index = GRPC_MDELEM_DATA(md) - grpc_static_mdelem_table;
if (index < GRPC_CHTTP2_LAST_STATIC_ENTRY) {
return index + 1; // Hpack static metadata element indices start at 1
}
}
return 0;
}

11
src/core/ext/transport/chttp2/transport/hpack_table.h
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@ -24,6 +24,7 @@
#include <grpc/slice.h>
#include "src/core/lib/iomgr/error.h"
#include "src/core/lib/transport/metadata.h"
#include "src/core/lib/transport/static_metadata.h"
/* HPACK header table */
@ -90,7 +91,15 @@ size_t grpc_chttp2_get_size_in_hpack_table(grpc_mdelem elem,
/* Returns the static hpack table index that corresponds to /a elem. Returns 0
if /a elem is not statically stored or if it is not in the static hpack
table */
uint8_t grpc_chttp2_get_static_hpack_table_index(grpc_mdelem md);
inline uintptr_t grpc_chttp2_get_static_hpack_table_index(grpc_mdelem md) {
uintptr_t index =
reinterpret_cast<grpc_core::StaticMetadata*>(GRPC_MDELEM_DATA(md)) -
grpc_static_mdelem_table;
if (index < GRPC_CHTTP2_LAST_STATIC_ENTRY) {
return index + 1; // Hpack static metadata element indices start at 1
}
return 0;
}
/* Find a key/value pair in the table... returns the index in the table of the
most similar entry, or 0 if the value was not found */

3
src/core/lib/slice/slice.cc
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@ -68,7 +68,8 @@ void grpc_slice_unref(grpc_slice slice) {
/* grpc_slice_from_static_string support structure - a refcount that does
nothing */
static grpc_slice_refcount NoopRefcount;
static grpc_slice_refcount NoopRefcount =
grpc_slice_refcount(grpc_slice_refcount::Type::NOP);
size_t grpc_slice_memory_usage(grpc_slice s) {
if (s.refcount == nullptr || s.refcount == &NoopRefcount) {

4
src/core/lib/slice/slice_hash_table.h
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@ -138,7 +138,7 @@ SliceHashTable<T>::~SliceHashTable() {
template <typename T>
void SliceHashTable<T>::Add(const grpc_slice& key, T& value) {
const size_t hash = grpc_slice_hash(key);
const size_t hash = grpc_slice_hash_internal(key);
for (size_t offset = 0; offset < size_; ++offset) {
const size_t idx = (hash + offset) % size_;
if (!entries_[idx].is_set) {
@ -156,7 +156,7 @@ void SliceHashTable<T>::Add(const grpc_slice& key, T& value) {
template <typename T>
const T* SliceHashTable<T>::Get(const grpc_slice& key) const {
const size_t hash = grpc_slice_hash(key);
const size_t hash = grpc_slice_hash_internal(key);
// We cap the number of probes at the max number recorded when
// populating the table.
for (size_t offset = 0; offset <= max_num_probes_; ++offset) {

21
src/core/lib/slice/slice_intern.cc
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@ -128,10 +128,7 @@ int grpc_static_slice_eq(grpc_slice a, grpc_slice b) {
return GRPC_STATIC_METADATA_INDEX(a) == GRPC_STATIC_METADATA_INDEX(b);
}
uint32_t grpc_slice_hash(grpc_slice s) {
return s.refcount == nullptr ? grpc_slice_default_hash_impl(s)
: s.refcount->Hash(s);
}
uint32_t grpc_slice_hash(grpc_slice s) { return grpc_slice_hash_internal(s); }
grpc_slice grpc_slice_maybe_static_intern(grpc_slice slice,
bool* returned_slice_is_different) {
@ -139,7 +136,7 @@ grpc_slice grpc_slice_maybe_static_intern(grpc_slice slice,
return slice;
}
uint32_t hash = grpc_slice_hash(slice);
uint32_t hash = grpc_slice_hash_internal(slice);
for (uint32_t i = 0; i <= max_static_metadata_hash_probe; i++) {
static_metadata_hash_ent ent =
static_metadata_hash[(hash + i) % GPR_ARRAY_SIZE(static_metadata_hash)];
@ -154,19 +151,13 @@ grpc_slice grpc_slice_maybe_static_intern(grpc_slice slice,
return slice;
}
bool grpc_slice_is_interned(const grpc_slice& slice) {
return (slice.refcount &&
(slice.refcount->GetType() == grpc_slice_refcount::Type::INTERNED ||
GRPC_IS_STATIC_METADATA_STRING(slice)));
}
grpc_slice grpc_slice_intern(grpc_slice slice) {
GPR_TIMER_SCOPE("grpc_slice_intern", 0);
if (GRPC_IS_STATIC_METADATA_STRING(slice)) {
return slice;
}
uint32_t hash = grpc_slice_hash(slice);
uint32_t hash = grpc_slice_hash_internal(slice);
for (uint32_t i = 0; i <= max_static_metadata_hash_probe; i++) {
static_metadata_hash_ent ent =
@ -238,7 +229,7 @@ void grpc_slice_intern_init(void) {
max_static_metadata_hash_probe = 0;
for (size_t i = 0; i < GRPC_STATIC_MDSTR_COUNT; i++) {
grpc_static_metadata_hash_values[i] =
grpc_slice_default_hash_impl(grpc_static_slice_table[i]);
grpc_slice_default_hash_internal(grpc_static_slice_table[i]);
for (size_t j = 0; j < GPR_ARRAY_SIZE(static_metadata_hash); j++) {
size_t slot = (grpc_static_metadata_hash_values[i] + j) %
GPR_ARRAY_SIZE(static_metadata_hash);
@ -252,6 +243,10 @@ void grpc_slice_intern_init(void) {
}
}
}
// Handle KV hash for all static mdelems.
for (size_t i = 0; i < GRPC_STATIC_MDELEM_COUNT; ++i) {
grpc_static_mdelem_table[i].HashInit();
}
}
void grpc_slice_intern_shutdown(void) {

31
src/core/lib/slice/slice_internal.h
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@ -99,12 +99,15 @@ struct grpc_slice_refcount {
enum class Type {
STATIC, // Refcount for a static metadata slice.
INTERNED, // Refcount for an interned slice.
NOP, // No-Op
REGULAR // Refcount for non-static-metadata, non-interned slices.
};
typedef void (*DestroyerFn)(void*);
grpc_slice_refcount() = default;
explicit grpc_slice_refcount(Type t) : ref_type_(t) {}
explicit grpc_slice_refcount(grpc_slice_refcount* sub) : sub_refcount_(sub) {}
// Regular constructor for grpc_slice_refcount.
//
@ -200,6 +203,7 @@ inline int grpc_slice_refcount::Eq(const grpc_slice& a, const grpc_slice& b) {
return GRPC_STATIC_METADATA_INDEX(a) == GRPC_STATIC_METADATA_INDEX(b);
case Type::INTERNED:
return a.refcount == b.refcount;
case Type::NOP:
case Type::REGULAR:
break;
}
@ -217,6 +221,7 @@ inline uint32_t grpc_slice_refcount::Hash(const grpc_slice& slice) {
case Type::INTERNED:
return reinterpret_cast<grpc_core::InternedSliceRefcount*>(slice.refcount)
->hash;
case Type::NOP:
case Type::REGULAR:
break;
}
@ -258,6 +263,17 @@ void grpc_slice_buffer_sub_first(grpc_slice_buffer* sb, size_t begin,
/* Check if a slice is interned */
bool grpc_slice_is_interned(const grpc_slice& slice);
inline bool grpc_slice_is_interned(const grpc_slice& slice) {
return (slice.refcount &&
(slice.refcount->GetType() == grpc_slice_refcount::Type::INTERNED ||
slice.refcount->GetType() == grpc_slice_refcount::Type::STATIC));
}
inline bool grpc_slice_static_interned_equal(const grpc_slice& a,
const grpc_slice& b) {
GPR_DEBUG_ASSERT(grpc_slice_is_interned(a) && grpc_slice_is_interned(b));
return a.refcount == b.refcount;
}
void grpc_slice_intern_init(void);
void grpc_slice_intern_shutdown(void);
@ -271,6 +287,21 @@ grpc_slice grpc_slice_maybe_static_intern(grpc_slice slice,
uint32_t grpc_static_slice_hash(grpc_slice s);
int grpc_static_slice_eq(grpc_slice a, grpc_slice b);
inline uint32_t grpc_slice_hash_refcounted(const grpc_slice& s) {
GPR_DEBUG_ASSERT(s.refcount != nullptr);
return s.refcount->Hash(s);
}
inline uint32_t grpc_slice_default_hash_internal(const grpc_slice& s) {
return gpr_murmur_hash3(GRPC_SLICE_START_PTR(s), GRPC_SLICE_LENGTH(s),
g_hash_seed);
}
inline uint32_t grpc_slice_hash_internal(const grpc_slice& s) {
return s.refcount == nullptr ? grpc_slice_default_hash_internal(s)
: grpc_slice_hash_refcounted(s);
}
// Returns the memory used by this slice, not counting the slice structure
// itself. This means that inlined and slices from static strings will return
// 0. All other slices will return the size of the allocated chars.

4
src/core/lib/slice/slice_weak_hash_table.h
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@ -47,7 +47,7 @@ class SliceWeakHashTable : public RefCounted<SliceWeakHashTable<T, Size>> {
/// Add a mapping from \a key to \a value, taking ownership of \a key. This
/// operation will always succeed. It may discard older entries.
void Add(const grpc_slice& key, T value) {
const size_t idx = grpc_slice_hash(key) % Size;
const size_t idx = grpc_slice_hash_internal(key) % Size;
entries_[idx].Set(key, std::move(value));
return;
}
@ -55,7 +55,7 @@ class SliceWeakHashTable : public RefCounted<SliceWeakHashTable<T, Size>> {
/// Returns the value from the table associated with / \a key or null if not
/// found.
const T* Get(const grpc_slice& key) const {
const size_t idx = grpc_slice_hash(key) % Size;
const size_t idx = grpc_slice_hash_internal(key) % Size;
const auto& entry = entries_[idx];
return grpc_slice_eq(entry.key(), key) ? entry.value() : nullptr;
}

10
src/core/lib/surface/server.cc
Unescape View File

@ -625,8 +625,8 @@ static void start_new_rpc(grpc_call_element* elem) {
if (chand->registered_methods && calld->path_set && calld->host_set) {
/* TODO(ctiller): unify these two searches */
/* check for an exact match with host */
hash = GRPC_MDSTR_KV_HASH(grpc_slice_hash(calld->host),
grpc_slice_hash(calld->path));
hash = GRPC_MDSTR_KV_HASH(grpc_slice_hash_internal(calld->host),
grpc_slice_hash_internal(calld->path));
for (i = 0; i <= chand->registered_method_max_probes; i++) {
rm = &chand->registered_methods[(hash + i) %
chand->registered_method_slots];
@ -644,7 +644,7 @@ static void start_new_rpc(grpc_call_element* elem) {
return;
}
/* check for a wildcard method definition (no host set) */
hash = GRPC_MDSTR_KV_HASH(0, grpc_slice_hash(calld->path));
hash = GRPC_MDSTR_KV_HASH(0, grpc_slice_hash_internal(calld->path));
for (i = 0; i <= chand->registered_method_max_probes; i++) {
rm = &chand->registered_methods[(hash + i) %
chand->registered_method_slots];
@ -1200,8 +1200,8 @@ void grpc_server_setup_transport(
has_host = false;
}
method = grpc_slice_intern(grpc_slice_from_static_string(rm->method));
hash = GRPC_MDSTR_KV_HASH(has_host ? grpc_slice_hash(host) : 0,
grpc_slice_hash(method));
hash = GRPC_MDSTR_KV_HASH(has_host ? grpc_slice_hash_internal(host) : 0,
grpc_slice_hash_internal(method));
for (probes = 0; chand->registered_methods[(hash + probes) % slots]
.server_registered_method != nullptr;
probes++)

36
src/core/lib/transport/metadata.cc
Unescape View File

@ -43,6 +43,7 @@
using grpc_core::AllocatedMetadata;
using grpc_core::InternedMetadata;
using grpc_core::StaticMetadata;
using grpc_core::UserData;
/* There are two kinds of mdelem and mdstr instances.
@ -100,6 +101,12 @@ void grpc_mdelem_trace_unref(void* md, const grpc_slice& key,
#define TABLE_IDX(hash, capacity) (((hash) >> (LOG2_SHARD_COUNT)) % (capacity))
#define SHARD_IDX(hash) ((hash) & ((1 << (LOG2_SHARD_COUNT)) - 1))
void StaticMetadata::HashInit() {
uint32_t k_hash = grpc_slice_hash_internal(kv_.key);
uint32_t v_hash = grpc_slice_hash_internal(kv_.value);
hash_ = GRPC_MDSTR_KV_HASH(k_hash, v_hash);
}
AllocatedMetadata::AllocatedMetadata(const grpc_slice& key,
const grpc_slice& value)
: key_(grpc_slice_ref_internal(key)),
@ -133,8 +140,8 @@ InternedMetadata::InternedMetadata(const grpc_slice& key,
InternedMetadata* next)
: key_(grpc_slice_ref_internal(key)),
value_(grpc_slice_ref_internal(value)),
refcnt_(1),
hash_(hash),
refcnt_(1),
link_(next) {
#ifndef NDEBUG
if (grpc_trace_metadata.enabled()) {
@ -223,11 +230,14 @@ void grpc_mdctx_global_shutdown() {
}
}
#ifndef NDEBUG
static int is_mdelem_static(grpc_mdelem e) {
return GRPC_MDELEM_DATA(e) >= &grpc_static_mdelem_table[0] &&
GRPC_MDELEM_DATA(e) <
return reinterpret_cast<grpc_core::StaticMetadata*>(GRPC_MDELEM_DATA(e)) >=
&grpc_static_mdelem_table[0] &&
reinterpret_cast<grpc_core::StaticMetadata*>(GRPC_MDELEM_DATA(e)) <
&grpc_static_mdelem_table[GRPC_STATIC_MDELEM_COUNT];
}
#endif
void InternedMetadata::RefWithShardLocked(mdtab_shard* shard) {
#ifndef NDEBUG
@ -323,8 +333,8 @@ grpc_mdelem grpc_mdelem_create(
}
}
uint32_t hash =
GRPC_MDSTR_KV_HASH(grpc_slice_hash(key), grpc_slice_hash(value));
uint32_t hash = GRPC_MDSTR_KV_HASH(grpc_slice_hash_refcounted(key),
grpc_slice_hash_refcounted(value));
InternedMetadata* md;
mdtab_shard* shard = &g_shards[SHARD_IDX(hash)];
size_t idx;
@ -391,8 +401,11 @@ void* grpc_mdelem_get_user_data(grpc_mdelem md, void (*destroy_func)(void*)) {
case GRPC_MDELEM_STORAGE_EXTERNAL:
return nullptr;
case GRPC_MDELEM_STORAGE_STATIC:
return (void*)grpc_static_mdelem_user_data[GRPC_MDELEM_DATA(md) -
grpc_static_mdelem_table];
return reinterpret_cast<void*>(
grpc_static_mdelem_user_data
[reinterpret_cast<grpc_core::StaticMetadata*>(
GRPC_MDELEM_DATA(md)) -
grpc_static_mdelem_table]);
case GRPC_MDELEM_STORAGE_ALLOCATED: {
auto* am = reinterpret_cast<AllocatedMetadata*>(GRPC_MDELEM_DATA(md));
return get_user_data(am->user_data(), destroy_func);
@ -430,15 +443,18 @@ void* grpc_mdelem_set_user_data(grpc_mdelem md, void (*destroy_func)(void*),
return nullptr;
case GRPC_MDELEM_STORAGE_STATIC:
destroy_func(data);
return (void*)grpc_static_mdelem_user_data[GRPC_MDELEM_DATA(md) -
grpc_static_mdelem_table];
return reinterpret_cast<void*>(
grpc_static_mdelem_user_data
[reinterpret_cast<grpc_core::StaticMetadata*>(
GRPC_MDELEM_DATA(md)) -
grpc_static_mdelem_table]);
case GRPC_MDELEM_STORAGE_ALLOCATED: {
auto* am = reinterpret_cast<AllocatedMetadata*>(GRPC_MDELEM_DATA(md));
return set_user_data(am->user_data(), destroy_func, data);
}
case GRPC_MDELEM_STORAGE_INTERNED: {
auto* im = reinterpret_cast<InternedMetadata*> GRPC_MDELEM_DATA(md);
GPR_ASSERT(!is_mdelem_static(md));
GPR_DEBUG_ASSERT(!is_mdelem_static(md));
return set_user_data(im->user_data(), destroy_func, data);
}
}

30
src/core/lib/transport/metadata.h
Unescape View File

@ -141,6 +141,16 @@ inline bool grpc_mdelem_static_value_eq(grpc_mdelem a, grpc_mdelem b_static) {
if (a.payload == b_static.payload) return true;
return grpc_slice_eq_static_interned(GRPC_MDVALUE(a), GRPC_MDVALUE(b_static));
}
#define GRPC_MDISNULL(md) (GRPC_MDELEM_DATA(md) == NULL)
inline bool grpc_mdelem_both_interned_eq(grpc_mdelem a_interned,
grpc_mdelem b_interned) {
GPR_DEBUG_ASSERT(GRPC_MDELEM_IS_INTERNED(a_interned) ||
GRPC_MDISNULL(a_interned));
GPR_DEBUG_ASSERT(GRPC_MDELEM_IS_INTERNED(b_interned) ||
GRPC_MDISNULL(b_interned));
return a_interned.payload == b_interned.payload;
}
/* Mutator and accessor for grpc_mdelem user data. The destructor function
is used as a type tag and is checked during user_data fetch. */
@ -169,6 +179,23 @@ struct UserData {
grpc_core::Atomic<void*> data;
};
class StaticMetadata {
public:
StaticMetadata(const grpc_slice& key, const grpc_slice& value)
: kv_({key, value}), hash_(0) {}
const grpc_mdelem_data& data() const { return kv_; }
void HashInit();
uint32_t hash() { return hash_; }
private:
grpc_mdelem_data kv_;
/* private only data */
uint32_t hash_;
};
class InternedMetadata {
public:
struct BucketLink {
@ -227,8 +254,8 @@ class InternedMetadata {
grpc_slice value_;
/* private only data */
grpc_core::Atomic<intptr_t> refcnt_;
uint32_t hash_;
grpc_core::Atomic<intptr_t> refcnt_;
UserData user_data_;
@ -344,7 +371,6 @@ inline void grpc_mdelem_unref(grpc_mdelem gmd) {
}
#define GRPC_MDNULL GRPC_MAKE_MDELEM(NULL, GRPC_MDELEM_STORAGE_EXTERNAL)
#define GRPC_MDISNULL(md) (GRPC_MDELEM_DATA(md) == NULL)
/* We add 32 bytes of padding as per RFC-7540 section 6.5.2. */
#define GRPC_MDELEM_LENGTH(e) \

434
src/core/lib/transport/static_metadata.cc
Unescape View File

@ -390,184 +390,270 @@ grpc_mdelem grpc_static_mdelem_for_static_strings(intptr_t a, intptr_t b) {
uint32_t h = elems_phash(k);
return h < GPR_ARRAY_SIZE(elem_keys) && elem_keys[h] == k &&
elem_idxs[h] != 255
? GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[elem_idxs[h]],
? GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[elem_idxs[h]].data(),
GRPC_MDELEM_STORAGE_STATIC)
: GRPC_MDNULL;
}
grpc_mdelem_data grpc_static_mdelem_table[GRPC_STATIC_MDELEM_COUNT] = {
{{&grpc_static_metadata_refcounts[3], {{10, g_bytes + 19}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[1], {{7, g_bytes + 5}}},
{&grpc_static_metadata_refcounts[40], {{3, g_bytes + 612}}}},
{{&grpc_static_metadata_refcounts[1], {{7, g_bytes + 5}}},
{&grpc_static_metadata_refcounts[41], {{4, g_bytes + 615}}}},
{{&grpc_static_metadata_refcounts[0], {{5, g_bytes + 0}}},
{&grpc_static_metadata_refcounts[42], {{1, g_bytes + 619}}}},
{{&grpc_static_metadata_refcounts[0], {{5, g_bytes + 0}}},
{&grpc_static_metadata_refcounts[43], {{11, g_bytes + 620}}}},
{{&grpc_static_metadata_refcounts[4], {{7, g_bytes + 29}}},
{&grpc_static_metadata_refcounts[44], {{4, g_bytes + 631}}}},
{{&grpc_static_metadata_refcounts[4], {{7, g_bytes + 29}}},
{&grpc_static_metadata_refcounts[45], {{5, g_bytes + 635}}}},
{{&grpc_static_metadata_refcounts[2], {{7, g_bytes + 12}}},
{&grpc_static_metadata_refcounts[46], {{3, g_bytes + 640}}}},
{{&grpc_static_metadata_refcounts[2], {{7, g_bytes + 12}}},
{&grpc_static_metadata_refcounts[47], {{3, g_bytes + 643}}}},
{{&grpc_static_metadata_refcounts[2], {{7, g_bytes + 12}}},
{&grpc_static_metadata_refcounts[48], {{3, g_bytes + 646}}}},
{{&grpc_static_metadata_refcounts[2], {{7, g_bytes + 12}}},
{&grpc_static_metadata_refcounts[49], {{3, g_bytes + 649}}}},
{{&grpc_static_metadata_refcounts[2], {{7, g_bytes + 12}}},
{&grpc_static_metadata_refcounts[50], {{3, g_bytes + 652}}}},
{{&grpc_static_metadata_refcounts[2], {{7, g_bytes + 12}}},
{&grpc_static_metadata_refcounts[51], {{3, g_bytes + 655}}}},
{{&grpc_static_metadata_refcounts[2], {{7, g_bytes + 12}}},
{&grpc_static_metadata_refcounts[52], {{3, g_bytes + 658}}}},
{{&grpc_static_metadata_refcounts[53], {{14, g_bytes + 661}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[16], {{15, g_bytes + 186}}},
{&grpc_static_metadata_refcounts[54], {{13, g_bytes + 675}}}},
{{&grpc_static_metadata_refcounts[55], {{15, g_bytes + 688}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[56], {{13, g_bytes + 703}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[57], {{6, g_bytes + 716}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[58], {{27, g_bytes + 722}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[59], {{3, g_bytes + 749}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[60], {{5, g_bytes + 752}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[61], {{13, g_bytes + 757}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[62], {{13, g_bytes + 770}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[63], {{19, g_bytes + 783}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[15], {{16, g_bytes + 170}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[64], {{16, g_bytes + 802}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[65], {{14, g_bytes + 818}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[66], {{16, g_bytes + 832}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[67], {{13, g_bytes + 848}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[14], {{12, g_bytes + 158}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[68], {{6, g_bytes + 861}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[69], {{4, g_bytes + 867}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[70], {{4, g_bytes + 871}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[71], {{6, g_bytes + 875}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[72], {{7, g_bytes + 881}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[73], {{4, g_bytes + 888}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[20], {{4, g_bytes + 278}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[74], {{8, g_bytes + 892}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[75], {{17, g_bytes + 900}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[76], {{13, g_bytes + 917}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[77], {{8, g_bytes + 930}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[78], {{19, g_bytes + 938}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[79], {{13, g_bytes + 957}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[80], {{4, g_bytes + 970}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[81], {{8, g_bytes + 974}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[82], {{12, g_bytes + 982}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[83], {{18, g_bytes + 994}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[84], {{19, g_bytes + 1012}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[85], {{5, g_bytes + 1031}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[86], {{7, g_bytes + 1036}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[87], {{7, g_bytes + 1043}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[88], {{11, g_bytes + 1050}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[89], {{6, g_bytes + 1061}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[90], {{10, g_bytes + 1067}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[91], {{25, g_bytes + 1077}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[92], {{17, g_bytes + 1102}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[19], {{10, g_bytes + 268}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[93], {{4, g_bytes + 1119}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[94], {{3, g_bytes + 1123}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[95], {{16, g_bytes + 1126}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[7], {{11, g_bytes + 50}}},
{&grpc_static_metadata_refcounts[96], {{1, g_bytes + 1142}}}},
{{&grpc_static_metadata_refcounts[7], {{11, g_bytes + 50}}},
{&grpc_static_metadata_refcounts[25], {{1, g_bytes + 350}}}},
{{&grpc_static_metadata_refcounts[7], {{11, g_bytes + 50}}},
{&grpc_static_metadata_refcounts[26], {{1, g_bytes + 351}}}},
{{&grpc_static_metadata_refcounts[9], {{13, g_bytes + 77}}},
{&grpc_static_metadata_refcounts[97], {{8, g_bytes + 1143}}}},
{{&grpc_static_metadata_refcounts[9], {{13, g_bytes + 77}}},
{&grpc_static_metadata_refcounts[38], {{4, g_bytes + 597}}}},
{{&grpc_static_metadata_refcounts[9], {{13, g_bytes + 77}}},
{&grpc_static_metadata_refcounts[37], {{7, g_bytes + 590}}}},
{{&grpc_static_metadata_refcounts[5], {{2, g_bytes + 36}}},
{&grpc_static_metadata_refcounts[98], {{8, g_bytes + 1151}}}},
{{&grpc_static_metadata_refcounts[14], {{12, g_bytes + 158}}},
{&grpc_static_metadata_refcounts[99], {{16, g_bytes + 1159}}}},
{{&grpc_static_metadata_refcounts[4], {{7, g_bytes + 29}}},
{&grpc_static_metadata_refcounts[100], {{4, g_bytes + 1175}}}},
{{&grpc_static_metadata_refcounts[1], {{7, g_bytes + 5}}},
{&grpc_static_metadata_refcounts[101], {{3, g_bytes + 1179}}}},
{{&grpc_static_metadata_refcounts[16], {{15, g_bytes + 186}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[15], {{16, g_bytes + 170}}},
{&grpc_static_metadata_refcounts[97], {{8, g_bytes + 1143}}}},
{{&grpc_static_metadata_refcounts[15], {{16, g_bytes + 170}}},
{&grpc_static_metadata_refcounts[38], {{4, g_bytes + 597}}}},
{{&grpc_static_metadata_refcounts[21], {{8, g_bytes + 282}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[102], {{11, g_bytes + 1182}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}},
{{&grpc_static_metadata_refcounts[10], {{20, g_bytes + 90}}},
{&grpc_static_metadata_refcounts[97], {{8, g_bytes + 1143}}}},
{{&grpc_static_metadata_refcounts[10], {{20, g_bytes + 90}}},
{&grpc_static_metadata_refcounts[37], {{7, g_bytes + 590}}}},
{{&grpc_static_metadata_refcounts[10], {{20, g_bytes + 90}}},
{&grpc_static_metadata_refcounts[103], {{16, g_bytes + 1193}}}},
{{&grpc_static_metadata_refcounts[10], {{20, g_bytes + 90}}},
{&grpc_static_metadata_refcounts[38], {{4, g_bytes + 597}}}},
{{&grpc_static_metadata_refcounts[10], {{20, g_bytes + 90}}},
{&grpc_static_metadata_refcounts[104], {{13, g_bytes + 1209}}}},
{{&grpc_static_metadata_refcounts[10], {{20, g_bytes + 90}}},
{&grpc_static_metadata_refcounts[105], {{12, g_bytes + 1222}}}},
{{&grpc_static_metadata_refcounts[10], {{20, g_bytes + 90}}},
{&grpc_static_metadata_refcounts[106], {{21, g_bytes + 1234}}}},
{{&grpc_static_metadata_refcounts[16], {{15, g_bytes + 186}}},
{&grpc_static_metadata_refcounts[97], {{8, g_bytes + 1143}}}},
{{&grpc_static_metadata_refcounts[16], {{15, g_bytes + 186}}},
{&grpc_static_metadata_refcounts[38], {{4, g_bytes + 597}}}},
{{&grpc_static_metadata_refcounts[16], {{15, g_bytes + 186}}},
{&grpc_static_metadata_refcounts[104], {{13, g_bytes + 1209}}}},
grpc_core::StaticMetadata grpc_static_mdelem_table[GRPC_STATIC_MDELEM_COUNT] = {
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[3], {{10, g_bytes + 19}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[1], {{7, g_bytes + 5}}},
{&grpc_static_metadata_refcounts[40], {{3, g_bytes + 612}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[1], {{7, g_bytes + 5}}},
{&grpc_static_metadata_refcounts[41], {{4, g_bytes + 615}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[0], {{5, g_bytes + 0}}},
{&grpc_static_metadata_refcounts[42], {{1, g_bytes + 619}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[0], {{5, g_bytes + 0}}},
{&grpc_static_metadata_refcounts[43], {{11, g_bytes + 620}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[4], {{7, g_bytes + 29}}},
{&grpc_static_metadata_refcounts[44], {{4, g_bytes + 631}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[4], {{7, g_bytes + 29}}},
{&grpc_static_metadata_refcounts[45], {{5, g_bytes + 635}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[2], {{7, g_bytes + 12}}},
{&grpc_static_metadata_refcounts[46], {{3, g_bytes + 640}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[2], {{7, g_bytes + 12}}},
{&grpc_static_metadata_refcounts[47], {{3, g_bytes + 643}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[2], {{7, g_bytes + 12}}},
{&grpc_static_metadata_refcounts[48], {{3, g_bytes + 646}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[2], {{7, g_bytes + 12}}},
{&grpc_static_metadata_refcounts[49], {{3, g_bytes + 649}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[2], {{7, g_bytes + 12}}},
{&grpc_static_metadata_refcounts[50], {{3, g_bytes + 652}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[2], {{7, g_bytes + 12}}},
{&grpc_static_metadata_refcounts[51], {{3, g_bytes + 655}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[2], {{7, g_bytes + 12}}},
{&grpc_static_metadata_refcounts[52], {{3, g_bytes + 658}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[53], {{14, g_bytes + 661}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[16], {{15, g_bytes + 186}}},
{&grpc_static_metadata_refcounts[54], {{13, g_bytes + 675}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[55], {{15, g_bytes + 688}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[56], {{13, g_bytes + 703}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[57], {{6, g_bytes + 716}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[58], {{27, g_bytes + 722}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[59], {{3, g_bytes + 749}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[60], {{5, g_bytes + 752}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[61], {{13, g_bytes + 757}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[62], {{13, g_bytes + 770}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[63], {{19, g_bytes + 783}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[15], {{16, g_bytes + 170}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[64], {{16, g_bytes + 802}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[65], {{14, g_bytes + 818}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[66], {{16, g_bytes + 832}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[67], {{13, g_bytes + 848}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[14], {{12, g_bytes + 158}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[68], {{6, g_bytes + 861}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[69], {{4, g_bytes + 867}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[70], {{4, g_bytes + 871}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[71], {{6, g_bytes + 875}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[72], {{7, g_bytes + 881}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[73], {{4, g_bytes + 888}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[20], {{4, g_bytes + 278}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[74], {{8, g_bytes + 892}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[75], {{17, g_bytes + 900}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[76], {{13, g_bytes + 917}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[77], {{8, g_bytes + 930}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[78], {{19, g_bytes + 938}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[79], {{13, g_bytes + 957}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[80], {{4, g_bytes + 970}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[81], {{8, g_bytes + 974}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[82], {{12, g_bytes + 982}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[83], {{18, g_bytes + 994}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[84], {{19, g_bytes + 1012}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[85], {{5, g_bytes + 1031}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[86], {{7, g_bytes + 1036}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[87], {{7, g_bytes + 1043}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[88], {{11, g_bytes + 1050}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[89], {{6, g_bytes + 1061}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[90], {{10, g_bytes + 1067}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[91], {{25, g_bytes + 1077}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[92], {{17, g_bytes + 1102}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[19], {{10, g_bytes + 268}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[93], {{4, g_bytes + 1119}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[94], {{3, g_bytes + 1123}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[95], {{16, g_bytes + 1126}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[7], {{11, g_bytes + 50}}},
{&grpc_static_metadata_refcounts[96], {{1, g_bytes + 1142}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[7], {{11, g_bytes + 50}}},
{&grpc_static_metadata_refcounts[25], {{1, g_bytes + 350}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[7], {{11, g_bytes + 50}}},
{&grpc_static_metadata_refcounts[26], {{1, g_bytes + 351}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[9], {{13, g_bytes + 77}}},
{&grpc_static_metadata_refcounts[97], {{8, g_bytes + 1143}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[9], {{13, g_bytes + 77}}},
{&grpc_static_metadata_refcounts[38], {{4, g_bytes + 597}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[9], {{13, g_bytes + 77}}},
{&grpc_static_metadata_refcounts[37], {{7, g_bytes + 590}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[5], {{2, g_bytes + 36}}},
{&grpc_static_metadata_refcounts[98], {{8, g_bytes + 1151}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[14], {{12, g_bytes + 158}}},
{&grpc_static_metadata_refcounts[99], {{16, g_bytes + 1159}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[4], {{7, g_bytes + 29}}},
{&grpc_static_metadata_refcounts[100], {{4, g_bytes + 1175}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[1], {{7, g_bytes + 5}}},
{&grpc_static_metadata_refcounts[101], {{3, g_bytes + 1179}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[16], {{15, g_bytes + 186}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[15], {{16, g_bytes + 170}}},
{&grpc_static_metadata_refcounts[97], {{8, g_bytes + 1143}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[15], {{16, g_bytes + 170}}},
{&grpc_static_metadata_refcounts[38], {{4, g_bytes + 597}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[21], {{8, g_bytes + 282}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[102], {{11, g_bytes + 1182}}},
{&grpc_static_metadata_refcounts[29], {{0, g_bytes + 354}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[10], {{20, g_bytes + 90}}},
{&grpc_static_metadata_refcounts[97], {{8, g_bytes + 1143}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[10], {{20, g_bytes + 90}}},
{&grpc_static_metadata_refcounts[37], {{7, g_bytes + 590}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[10], {{20, g_bytes + 90}}},
{&grpc_static_metadata_refcounts[103], {{16, g_bytes + 1193}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[10], {{20, g_bytes + 90}}},
{&grpc_static_metadata_refcounts[38], {{4, g_bytes + 597}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[10], {{20, g_bytes + 90}}},
{&grpc_static_metadata_refcounts[104], {{13, g_bytes + 1209}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[10], {{20, g_bytes + 90}}},
{&grpc_static_metadata_refcounts[105], {{12, g_bytes + 1222}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[10], {{20, g_bytes + 90}}},
{&grpc_static_metadata_refcounts[106], {{21, g_bytes + 1234}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[16], {{15, g_bytes + 186}}},
{&grpc_static_metadata_refcounts[97], {{8, g_bytes + 1143}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[16], {{15, g_bytes + 186}}},
{&grpc_static_metadata_refcounts[38], {{4, g_bytes + 597}}}),
grpc_core::StaticMetadata(
{&grpc_static_metadata_refcounts[16], {{15, g_bytes + 186}}},
{&grpc_static_metadata_refcounts[104], {{13, g_bytes + 1209}}}),
};
const uint8_t grpc_static_accept_encoding_metadata[8] = {0, 76, 77, 78,
79, 80, 81, 82};

435
src/core/lib/transport/static_metadata.h
Unescape View File

@ -269,266 +269,353 @@ extern grpc_slice_refcount
((static_slice).refcount - grpc_static_metadata_refcounts)))
#define GRPC_STATIC_MDELEM_COUNT 86
extern grpc_mdelem_data grpc_static_mdelem_table[GRPC_STATIC_MDELEM_COUNT];
extern grpc_core::StaticMetadata
grpc_static_mdelem_table[GRPC_STATIC_MDELEM_COUNT];
extern uintptr_t grpc_static_mdelem_user_data[GRPC_STATIC_MDELEM_COUNT];
/* ":authority": "" */
#define GRPC_MDELEM_AUTHORITY_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[0], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_AUTHORITY_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[0].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* ":method": "GET" */
#define GRPC_MDELEM_METHOD_GET \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[1], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_METHOD_GET \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[1].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* ":method": "POST" */
#define GRPC_MDELEM_METHOD_POST \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[2], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_METHOD_POST \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[2].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* ":path": "/" */
#define GRPC_MDELEM_PATH_SLASH \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[3], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_PATH_SLASH \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[3].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* ":path": "/index.html" */
#define GRPC_MDELEM_PATH_SLASH_INDEX_DOT_HTML \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[4], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_PATH_SLASH_INDEX_DOT_HTML \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[4].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* ":scheme": "http" */
#define GRPC_MDELEM_SCHEME_HTTP \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[5], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_SCHEME_HTTP \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[5].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* ":scheme": "https" */
#define GRPC_MDELEM_SCHEME_HTTPS \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[6], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_SCHEME_HTTPS \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[6].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* ":status": "200" */
#define GRPC_MDELEM_STATUS_200 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[7], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_STATUS_200 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[7].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* ":status": "204" */
#define GRPC_MDELEM_STATUS_204 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[8], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_STATUS_204 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[8].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* ":status": "206" */
#define GRPC_MDELEM_STATUS_206 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[9], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_STATUS_206 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[9].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* ":status": "304" */
#define GRPC_MDELEM_STATUS_304 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[10], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_STATUS_304 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[10].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* ":status": "400" */
#define GRPC_MDELEM_STATUS_400 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[11], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_STATUS_400 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[11].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* ":status": "404" */
#define GRPC_MDELEM_STATUS_404 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[12], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_STATUS_404 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[12].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* ":status": "500" */
#define GRPC_MDELEM_STATUS_500 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[13], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_STATUS_500 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[13].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "accept-charset": "" */
#define GRPC_MDELEM_ACCEPT_CHARSET_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[14], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_ACCEPT_CHARSET_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[14].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "accept-encoding": "gzip, deflate" */
#define GRPC_MDELEM_ACCEPT_ENCODING_GZIP_COMMA_DEFLATE \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[15], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_ACCEPT_ENCODING_GZIP_COMMA_DEFLATE \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[15].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "accept-language": "" */
#define GRPC_MDELEM_ACCEPT_LANGUAGE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[16], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_ACCEPT_LANGUAGE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[16].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "accept-ranges": "" */
#define GRPC_MDELEM_ACCEPT_RANGES_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[17], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_ACCEPT_RANGES_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[17].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "accept": "" */
#define GRPC_MDELEM_ACCEPT_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[18], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_ACCEPT_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[18].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "access-control-allow-origin": "" */
#define GRPC_MDELEM_ACCESS_CONTROL_ALLOW_ORIGIN_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[19], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_ACCESS_CONTROL_ALLOW_ORIGIN_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[19].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "age": "" */
#define GRPC_MDELEM_AGE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[20], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_AGE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[20].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "allow": "" */
#define GRPC_MDELEM_ALLOW_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[21], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_ALLOW_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[21].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "authorization": "" */
#define GRPC_MDELEM_AUTHORIZATION_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[22], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_AUTHORIZATION_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[22].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "cache-control": "" */
#define GRPC_MDELEM_CACHE_CONTROL_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[23], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_CACHE_CONTROL_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[23].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "content-disposition": "" */
#define GRPC_MDELEM_CONTENT_DISPOSITION_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[24], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_CONTENT_DISPOSITION_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[24].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "content-encoding": "" */
#define GRPC_MDELEM_CONTENT_ENCODING_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[25], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_CONTENT_ENCODING_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[25].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "content-language": "" */
#define GRPC_MDELEM_CONTENT_LANGUAGE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[26], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_CONTENT_LANGUAGE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[26].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "content-length": "" */
#define GRPC_MDELEM_CONTENT_LENGTH_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[27], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_CONTENT_LENGTH_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[27].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "content-location": "" */
#define GRPC_MDELEM_CONTENT_LOCATION_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[28], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_CONTENT_LOCATION_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[28].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "content-range": "" */
#define GRPC_MDELEM_CONTENT_RANGE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[29], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_CONTENT_RANGE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[29].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "content-type": "" */
#define GRPC_MDELEM_CONTENT_TYPE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[30], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_CONTENT_TYPE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[30].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "cookie": "" */
#define GRPC_MDELEM_COOKIE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[31], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_COOKIE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[31].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "date": "" */
#define GRPC_MDELEM_DATE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[32], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_DATE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[32].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "etag": "" */
#define GRPC_MDELEM_ETAG_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[33], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_ETAG_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[33].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "expect": "" */
#define GRPC_MDELEM_EXPECT_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[34], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_EXPECT_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[34].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "expires": "" */
#define GRPC_MDELEM_EXPIRES_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[35], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_EXPIRES_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[35].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "from": "" */
#define GRPC_MDELEM_FROM_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[36], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_FROM_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[36].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "host": "" */
#define GRPC_MDELEM_HOST_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[37], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_HOST_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[37].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "if-match": "" */
#define GRPC_MDELEM_IF_MATCH_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[38], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_IF_MATCH_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[38].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "if-modified-since": "" */
#define GRPC_MDELEM_IF_MODIFIED_SINCE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[39], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_IF_MODIFIED_SINCE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[39].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "if-none-match": "" */
#define GRPC_MDELEM_IF_NONE_MATCH_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[40], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_IF_NONE_MATCH_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[40].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "if-range": "" */
#define GRPC_MDELEM_IF_RANGE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[41], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_IF_RANGE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[41].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "if-unmodified-since": "" */
#define GRPC_MDELEM_IF_UNMODIFIED_SINCE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[42], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_IF_UNMODIFIED_SINCE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[42].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "last-modified": "" */
#define GRPC_MDELEM_LAST_MODIFIED_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[43], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_LAST_MODIFIED_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[43].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "link": "" */
#define GRPC_MDELEM_LINK_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[44], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_LINK_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[44].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "location": "" */
#define GRPC_MDELEM_LOCATION_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[45], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_LOCATION_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[45].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "max-forwards": "" */
#define GRPC_MDELEM_MAX_FORWARDS_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[46], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_MAX_FORWARDS_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[46].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "proxy-authenticate": "" */
#define GRPC_MDELEM_PROXY_AUTHENTICATE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[47], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_PROXY_AUTHENTICATE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[47].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "proxy-authorization": "" */
#define GRPC_MDELEM_PROXY_AUTHORIZATION_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[48], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_PROXY_AUTHORIZATION_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[48].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "range": "" */
#define GRPC_MDELEM_RANGE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[49], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_RANGE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[49].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "referer": "" */
#define GRPC_MDELEM_REFERER_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[50], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_REFERER_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[50].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "refresh": "" */
#define GRPC_MDELEM_REFRESH_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[51], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_REFRESH_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[51].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "retry-after": "" */
#define GRPC_MDELEM_RETRY_AFTER_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[52], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_RETRY_AFTER_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[52].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "server": "" */
#define GRPC_MDELEM_SERVER_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[53], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_SERVER_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[53].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "set-cookie": "" */
#define GRPC_MDELEM_SET_COOKIE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[54], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_SET_COOKIE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[54].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "strict-transport-security": "" */
#define GRPC_MDELEM_STRICT_TRANSPORT_SECURITY_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[55], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_STRICT_TRANSPORT_SECURITY_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[55].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "transfer-encoding": "" */
#define GRPC_MDELEM_TRANSFER_ENCODING_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[56], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_TRANSFER_ENCODING_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[56].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "user-agent": "" */
#define GRPC_MDELEM_USER_AGENT_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[57], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_USER_AGENT_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[57].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "vary": "" */
#define GRPC_MDELEM_VARY_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[58], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_VARY_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[58].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "via": "" */
#define GRPC_MDELEM_VIA_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[59], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_VIA_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[59].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "www-authenticate": "" */
#define GRPC_MDELEM_WWW_AUTHENTICATE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[60], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_WWW_AUTHENTICATE_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[60].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "grpc-status": "0" */
#define GRPC_MDELEM_GRPC_STATUS_0 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[61], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_GRPC_STATUS_0 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[61].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "grpc-status": "1" */
#define GRPC_MDELEM_GRPC_STATUS_1 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[62], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_GRPC_STATUS_1 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[62].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "grpc-status": "2" */
#define GRPC_MDELEM_GRPC_STATUS_2 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[63], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_GRPC_STATUS_2 \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[63].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "grpc-encoding": "identity" */
#define GRPC_MDELEM_GRPC_ENCODING_IDENTITY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[64], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_GRPC_ENCODING_IDENTITY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[64].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "grpc-encoding": "gzip" */
#define GRPC_MDELEM_GRPC_ENCODING_GZIP \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[65], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_GRPC_ENCODING_GZIP \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[65].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "grpc-encoding": "deflate" */
#define GRPC_MDELEM_GRPC_ENCODING_DEFLATE \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[66], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_GRPC_ENCODING_DEFLATE \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[66].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "te": "trailers" */
#define GRPC_MDELEM_TE_TRAILERS \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[67], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_TE_TRAILERS \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[67].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "content-type": "application/grpc" */
#define GRPC_MDELEM_CONTENT_TYPE_APPLICATION_SLASH_GRPC \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[68], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_CONTENT_TYPE_APPLICATION_SLASH_GRPC \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[68].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* ":scheme": "grpc" */
#define GRPC_MDELEM_SCHEME_GRPC \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[69], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_SCHEME_GRPC \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[69].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* ":method": "PUT" */
#define GRPC_MDELEM_METHOD_PUT \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[70], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_METHOD_PUT \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[70].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "accept-encoding": "" */
#define GRPC_MDELEM_ACCEPT_ENCODING_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[71], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_ACCEPT_ENCODING_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[71].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "content-encoding": "identity" */
#define GRPC_MDELEM_CONTENT_ENCODING_IDENTITY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[72], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_CONTENT_ENCODING_IDENTITY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[72].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "content-encoding": "gzip" */
#define GRPC_MDELEM_CONTENT_ENCODING_GZIP \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[73], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_CONTENT_ENCODING_GZIP \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[73].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "lb-token": "" */
#define GRPC_MDELEM_LB_TOKEN_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[74], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_LB_TOKEN_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[74].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "lb-cost-bin": "" */
#define GRPC_MDELEM_LB_COST_BIN_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[75], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_LB_COST_BIN_EMPTY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[75].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "grpc-accept-encoding": "identity" */
#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_IDENTITY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[76], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_IDENTITY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[76].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "grpc-accept-encoding": "deflate" */
#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_DEFLATE \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[77], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_DEFLATE \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[77].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "grpc-accept-encoding": "identity,deflate" */
#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_IDENTITY_COMMA_DEFLATE \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[78], GRPC_MDELEM_STORAGE_STATIC))
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[78].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "grpc-accept-encoding": "gzip" */
#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_GZIP \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[79], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_GZIP \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[79].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "grpc-accept-encoding": "identity,gzip" */
#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_IDENTITY_COMMA_GZIP \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[80], GRPC_MDELEM_STORAGE_STATIC))
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[80].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "grpc-accept-encoding": "deflate,gzip" */
#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_DEFLATE_COMMA_GZIP \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[81], GRPC_MDELEM_STORAGE_STATIC))
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[81].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "grpc-accept-encoding": "identity,deflate,gzip" */
#define GRPC_MDELEM_GRPC_ACCEPT_ENCODING_IDENTITY_COMMA_DEFLATE_COMMA_GZIP \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[82], GRPC_MDELEM_STORAGE_STATIC))
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[82].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "accept-encoding": "identity" */
#define GRPC_MDELEM_ACCEPT_ENCODING_IDENTITY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[83], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_ACCEPT_ENCODING_IDENTITY \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[83].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "accept-encoding": "gzip" */
#define GRPC_MDELEM_ACCEPT_ENCODING_GZIP \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[84], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_ACCEPT_ENCODING_GZIP \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[84].data(), \
GRPC_MDELEM_STORAGE_STATIC))
/* "accept-encoding": "identity,gzip" */
#define GRPC_MDELEM_ACCEPT_ENCODING_IDENTITY_COMMA_GZIP \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[85], GRPC_MDELEM_STORAGE_STATIC))
#define GRPC_MDELEM_ACCEPT_ENCODING_IDENTITY_COMMA_GZIP \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[85].data(), \
GRPC_MDELEM_STORAGE_STATIC))
grpc_mdelem grpc_static_mdelem_for_static_strings(intptr_t a, intptr_t b);
typedef enum {
@ -597,14 +684,16 @@ typedef union {
: GRPC_BATCH_CALLOUTS_COUNT)
extern const uint8_t grpc_static_accept_encoding_metadata[8];
#define GRPC_MDELEM_ACCEPT_ENCODING_FOR_ALGORITHMS(algs) \
(GRPC_MAKE_MDELEM( \
&grpc_static_mdelem_table[grpc_static_accept_encoding_metadata[(algs)]], \
#define GRPC_MDELEM_ACCEPT_ENCODING_FOR_ALGORITHMS(algs) \
(GRPC_MAKE_MDELEM( \
&grpc_static_mdelem_table[grpc_static_accept_encoding_metadata[(algs)]] \
.data(), \
GRPC_MDELEM_STORAGE_STATIC))
extern const uint8_t grpc_static_accept_stream_encoding_metadata[4];
#define GRPC_MDELEM_ACCEPT_STREAM_ENCODING_FOR_ALGORITHMS(algs) \
(GRPC_MAKE_MDELEM(&grpc_static_mdelem_table \
[grpc_static_accept_stream_encoding_metadata[(algs)]], \
[grpc_static_accept_stream_encoding_metadata[(algs)]] \
.data(), \
GRPC_MDELEM_STORAGE_STATIC))
#endif /* GRPC_CORE_LIB_TRANSPORT_STATIC_METADATA_H */

18
tools/codegen/core/gen_static_metadata.py
Unescape View File

@ -447,14 +447,15 @@ for i, elem in enumerate(all_elems):
[len(elem[1])] + [ord(c) for c in elem[1]]))
print >> H, '#define GRPC_STATIC_MDELEM_COUNT %d' % len(all_elems)
print >> H, ('extern grpc_mdelem_data '
print >> H, ('extern grpc_core::StaticMetadata '
'grpc_static_mdelem_table[GRPC_STATIC_MDELEM_COUNT];')
print >> H, ('extern uintptr_t '
'grpc_static_mdelem_user_data[GRPC_STATIC_MDELEM_COUNT];')
for i, elem in enumerate(all_elems):
print >> H, '/* "%s": "%s" */' % elem
print >> H, ('#define %s (GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[%d], '
'GRPC_MDELEM_STORAGE_STATIC))') % (mangle(elem).upper(), i)
print >> H, (
'#define %s (GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[%d].data(), '
'GRPC_MDELEM_STORAGE_STATIC))') % (mangle(elem).upper(), i)
print >> H
print >> C, ('uintptr_t grpc_static_mdelem_user_data[GRPC_STATIC_MDELEM_COUNT] '
@ -544,13 +545,14 @@ print >> C, 'grpc_mdelem grpc_static_mdelem_for_static_strings(intptr_t a, intpt
print >> C, ' if (a == -1 || b == -1) return GRPC_MDNULL;'
print >> C, ' uint32_t k = static_cast<uint32_t>(a * %d + b);' % len(all_strs)
print >> C, ' uint32_t h = elems_phash(k);'
print >> C, ' return h < GPR_ARRAY_SIZE(elem_keys) && elem_keys[h] == k && elem_idxs[h] != 255 ? GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[elem_idxs[h]], GRPC_MDELEM_STORAGE_STATIC) : GRPC_MDNULL;'
print >> C, ' return h < GPR_ARRAY_SIZE(elem_keys) && elem_keys[h] == k && elem_idxs[h] != 255 ? GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[elem_idxs[h]].data(), GRPC_MDELEM_STORAGE_STATIC) : GRPC_MDNULL;'
print >> C, '}'
print >> C
print >> C, 'grpc_mdelem_data grpc_static_mdelem_table[GRPC_STATIC_MDELEM_COUNT] = {'
print >> C, 'grpc_core::StaticMetadata grpc_static_mdelem_table[GRPC_STATIC_MDELEM_COUNT] = {'
for a, b in all_elems:
print >> C, '{%s,%s},' % (slice_def(str_idx(a)), slice_def(str_idx(b)))
print >> C, 'grpc_core::StaticMetadata(%s,%s),' % (slice_def(str_idx(a)),
slice_def(str_idx(b)))
print >> C, '};'
print >> H, 'typedef enum {'
@ -579,7 +581,7 @@ print >> C, '0,%s' % ','.join('%d' % md_idx(elem) for elem in compression_elems)
print >> C, '};'
print >> C
print >> H, '#define GRPC_MDELEM_ACCEPT_ENCODING_FOR_ALGORITHMS(algs) (GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[grpc_static_accept_encoding_metadata[(algs)]], GRPC_MDELEM_STORAGE_STATIC))'
print >> H, '#define GRPC_MDELEM_ACCEPT_ENCODING_FOR_ALGORITHMS(algs) (GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[grpc_static_accept_encoding_metadata[(algs)]].data(), GRPC_MDELEM_STORAGE_STATIC))'
print >> H
print >> H, 'extern const uint8_t grpc_static_accept_stream_encoding_metadata[%d];' % (
@ -590,7 +592,7 @@ print >> C, '0,%s' % ','.join(
'%d' % md_idx(elem) for elem in stream_compression_elems)
print >> C, '};'
print >> H, '#define GRPC_MDELEM_ACCEPT_STREAM_ENCODING_FOR_ALGORITHMS(algs) (GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[grpc_static_accept_stream_encoding_metadata[(algs)]], GRPC_MDELEM_STORAGE_STATIC))'
print >> H, '#define GRPC_MDELEM_ACCEPT_STREAM_ENCODING_FOR_ALGORITHMS(algs) (GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[grpc_static_accept_stream_encoding_metadata[(algs)]].data(), GRPC_MDELEM_STORAGE_STATIC))'
print >> H, '#endif /* GRPC_CORE_LIB_TRANSPORT_STATIC_METADATA_H */'

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