diff options
Diffstat (limited to 'src/core/lib/channel/channel_stack.h')
| -rw-r--r-- | src/core/lib/channel/channel_stack.h | 38 |
1 files changed, 27 insertions, 11 deletions
diff --git a/src/core/lib/channel/channel_stack.h b/src/core/lib/channel/channel_stack.h index 36c17cb467..41dd4a0d8a 100644 --- a/src/core/lib/channel/channel_stack.h +++ b/src/core/lib/channel/channel_stack.h @@ -45,7 +45,10 @@ #include <grpc/grpc.h> #include <grpc/support/log.h> +#include <grpc/support/time.h> + #include "src/core/lib/debug/trace.h" +#include "src/core/lib/iomgr/polling_entity.h" #include "src/core/lib/transport/transport.h" typedef struct grpc_channel_element grpc_channel_element; @@ -57,6 +60,8 @@ typedef struct grpc_call_stack grpc_call_stack; typedef struct { grpc_channel_stack *channel_stack; const grpc_channel_args *channel_args; + /** Transport, iff it is known */ + grpc_transport *optional_transport; int is_first; int is_last; } grpc_channel_element_args; @@ -67,6 +72,12 @@ typedef struct { grpc_call_context_element *context; } grpc_call_element_args; +typedef struct { + grpc_transport_stream_stats transport_stream_stats; + gpr_timespec latency; /* From call creating to enqueing of received status */ + grpc_status_code final_status; +} grpc_call_stats; + /* Channel filters specify: 1. the amount of memory needed in the channel & call (via the sizeof_XXX members) @@ -101,14 +112,16 @@ typedef struct { argument. */ void (*init_call_elem)(grpc_exec_ctx *exec_ctx, grpc_call_element *elem, grpc_call_element_args *args); - void (*set_pollset)(grpc_exec_ctx *exec_ctx, grpc_call_element *elem, - grpc_pollset *pollset); + void (*set_pollset_or_pollset_set)(grpc_exec_ctx *exec_ctx, + grpc_call_element *elem, + grpc_polling_entity *pollent); /* Destroy per call data. The filter does not need to do any chaining. The bottom filter of a stack will be passed a non-NULL pointer to \a and_free_memory that should be passed to gpr_free when destruction is complete. */ void (*destroy_call_elem)(grpc_exec_ctx *exec_ctx, grpc_call_element *elem, + const grpc_call_stats *stats, void *and_free_memory); /* sizeof(per channel data) */ @@ -187,6 +200,7 @@ void grpc_channel_stack_init(grpc_exec_ctx *exec_ctx, int initial_refs, grpc_iomgr_cb_func destroy, void *destroy_arg, const grpc_channel_filter **filters, size_t filter_count, const grpc_channel_args *args, + grpc_transport *optional_transport, const char *name, grpc_channel_stack *stack); /* Destroy a channel stack */ void grpc_channel_stack_destroy(grpc_exec_ctx *exec_ctx, @@ -201,10 +215,11 @@ void grpc_call_stack_init(grpc_exec_ctx *exec_ctx, grpc_call_context_element *context, const void *transport_server_data, grpc_call_stack *call_stack); -/* Set a pollset for a call stack: must occur before the first op is started */ -void grpc_call_stack_set_pollset(grpc_exec_ctx *exec_ctx, - grpc_call_stack *call_stack, - grpc_pollset *pollset); +/* Set a pollset or a pollset_set for a call stack: must occur before the first + * op is started */ +void grpc_call_stack_set_pollset_or_pollset_set(grpc_exec_ctx *exec_ctx, + grpc_call_stack *call_stack, + grpc_polling_entity *pollent); #ifdef GRPC_STREAM_REFCOUNT_DEBUG #define GRPC_CALL_STACK_REF(call_stack, reason) \ @@ -228,13 +243,14 @@ void grpc_call_stack_set_pollset(grpc_exec_ctx *exec_ctx, /* Destroy a call stack */ void grpc_call_stack_destroy(grpc_exec_ctx *exec_ctx, grpc_call_stack *stack, + const grpc_call_stats *call_stats, void *and_free_memory); -/* Ignore set pollset - used by filters to implement the set_pollset method - if they don't care about pollsets at all. Does nothing. */ -void grpc_call_stack_ignore_set_pollset(grpc_exec_ctx *exec_ctx, - grpc_call_element *elem, - grpc_pollset *pollset); +/* Ignore set pollset{_set} - used by filters if they don't care about pollsets + * at all. Does nothing. */ +void grpc_call_stack_ignore_set_pollset_or_pollset_set( + grpc_exec_ctx *exec_ctx, grpc_call_element *elem, + grpc_polling_entity *pollent); /* Call the next operation in a call stack */ void grpc_call_next_op(grpc_exec_ctx *exec_ctx, grpc_call_element *elem, grpc_transport_stream_op *op); |