|  | 
| grpc_mdctx * | grpc_mdctx_create_with_seed (gpr_uint32 seed) | 
|  | 
| grpc_mdctx * | grpc_mdctx_create (void) | 
|  | 
| void | grpc_mdctx_ref (grpc_mdctx *ctx) | 
|  | 
| void | grpc_mdctx_unref (grpc_mdctx *ctx) | 
|  | 
| grpc_mdstr * | grpc_mdstr_from_string (grpc_mdctx *ctx, const char *str, int canonicalize_key) | 
|  | 
| grpc_mdstr * | grpc_mdstr_from_slice (grpc_mdctx *ctx, gpr_slice slice) | 
|  | 
| grpc_mdstr * | grpc_mdstr_from_buffer (grpc_mdctx *ctx, const gpr_uint8 *buf, size_t length) | 
|  | 
| grpc_mdelem * | grpc_mdelem_from_metadata_strings (grpc_mdctx *ctx, grpc_mdstr *mkey, grpc_mdstr *mvalue) | 
|  | 
| grpc_mdelem * | grpc_mdelem_from_strings (grpc_mdctx *ctx, const char *key, const char *value) | 
|  | 
| grpc_mdelem * | grpc_mdelem_from_slices (grpc_mdctx *ctx, gpr_slice key, gpr_slice value) | 
|  | 
| grpc_mdelem * | grpc_mdelem_from_string_and_buffer (grpc_mdctx *ctx, const char *key, const gpr_uint8 *value, size_t value_length, int canonicalize_key) | 
|  | 
| grpc_mdelem * | grpc_mdelem_ref (grpc_mdelem *gmd) | 
|  | 
| void | grpc_mdelem_unref (grpc_mdelem *gmd) | 
|  | 
| const char * | grpc_mdstr_as_c_string (grpc_mdstr *s) | 
|  | 
| grpc_mdstr * | grpc_mdstr_ref (grpc_mdstr *gs) | 
|  | 
| void | grpc_mdstr_unref (grpc_mdstr *gs) | 
|  | 
| size_t | grpc_mdctx_get_mdtab_capacity_test_only (grpc_mdctx *ctx) | 
|  | 
| size_t | grpc_mdctx_get_mdtab_count_test_only (grpc_mdctx *ctx) | 
|  | 
| size_t | grpc_mdctx_get_mdtab_free_test_only (grpc_mdctx *ctx) | 
|  | 
| void * | grpc_mdelem_get_user_data (grpc_mdelem *md, void(*if_destroy_func)(void *)) | 
|  | 
| void | grpc_mdelem_set_user_data (grpc_mdelem *md, void(*destroy_func)(void *), void *user_data) | 
|  | 
| gpr_slice | grpc_mdstr_as_base64_encoded_and_huffman_compressed (grpc_mdstr *gs) | 
|  | 
| void | grpc_mdctx_lock (grpc_mdctx *ctx) | 
|  | 
| void | grpc_mdctx_locked_mdelem_unref (grpc_mdctx *ctx, grpc_mdelem *gmd) | 
|  | 
| void | grpc_mdctx_unlock (grpc_mdctx *ctx) | 
|  | 
| int | grpc_mdstr_is_legal_header (grpc_mdstr *s) | 
|  | 
| int | grpc_mdstr_is_bin_suffixed (grpc_mdstr *s) | 
|  |