diff options
Diffstat (limited to 'src/core/channel/channel_stack.h')
| -rw-r--r-- | src/core/channel/channel_stack.h | 41 |
1 files changed, 27 insertions, 14 deletions
diff --git a/src/core/channel/channel_stack.h b/src/core/channel/channel_stack.h index 1db12ead7e..c01050e717 100644 --- a/src/core/channel/channel_stack.h +++ b/src/core/channel/channel_stack.h @@ -51,15 +51,18 @@ typedef struct grpc_channel_element grpc_channel_element; typedef struct grpc_call_element grpc_call_element; +typedef struct grpc_channel_stack grpc_channel_stack; +typedef struct grpc_call_stack grpc_call_stack; + typedef struct { - grpc_channel *master; + grpc_channel_stack *channel_stack; const grpc_channel_args *channel_args; int is_first; int is_last; } grpc_channel_element_args; typedef struct { - grpc_stream_refcount *refcount; + grpc_call_stack *call_stack; const void *server_transport_data; grpc_call_context_element *context; } grpc_call_element_args; @@ -144,23 +147,24 @@ struct grpc_call_element { /* A channel stack tracks a set of related filters for one channel, and guarantees they live within a single malloc() allocation */ -typedef struct { +struct grpc_channel_stack { + grpc_stream_refcount refcount; size_t count; /* Memory required for a call stack (computed at channel stack initialization) */ size_t call_stack_size; -} grpc_channel_stack; +}; /* A call stack tracks a set of related filters for one call, and guarantees they live within a single malloc() allocation */ -typedef struct { +struct grpc_call_stack { /* shared refcount for this channel stack. MUST be the first element: the underlying code calls destroy with the address of the refcount, but higher layers prefer to think about the address of the call stack itself. */ grpc_stream_refcount refcount; size_t count; -} grpc_call_stack; +}; /* Get a channel element given a channel stack and its index */ grpc_channel_element *grpc_channel_stack_element(grpc_channel_stack *stack, @@ -175,11 +179,11 @@ grpc_call_element *grpc_call_stack_element(grpc_call_stack *stack, size_t i); size_t grpc_channel_stack_size(const grpc_channel_filter **filters, size_t filter_count); /* Initialize a channel stack given some filters */ -void grpc_channel_stack_init(grpc_exec_ctx *exec_ctx, +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, grpc_channel *master, - const grpc_channel_args *args, - grpc_channel_stack *stack); + size_t filter_count, const grpc_channel_args *args, + const char *name, grpc_channel_stack *stack); /* Destroy a channel stack */ void grpc_channel_stack_destroy(grpc_exec_ctx *exec_ctx, grpc_channel_stack *stack); @@ -199,14 +203,23 @@ void grpc_call_stack_set_pollset(grpc_exec_ctx *exec_ctx, grpc_pollset *pollset); #ifdef GRPC_STREAM_REFCOUNT_DEBUG -#define grpc_call_stack_ref(call_stack, reason) \ +#define GRPC_CALL_STACK_REF(call_stack, reason) \ grpc_stream_ref(&(call_stack)->refcount, reason) -#define grpc_call_stack_unref(exec_ctx, call_stack, reason) \ +#define GRPC_CALL_STACK_UNREF(exec_ctx, call_stack, reason) \ grpc_stream_unref(exec_ctx, &(call_stack)->refcount, reason) +#define GRPC_CHANNEL_STACK_REF(channel_stack, reason) \ + grpc_stream_ref(&(channel_stack)->refcount, reason) +#define GRPC_CHANNEL_STACK_UNREF(exec_ctx, channel_stack, reason) \ + grpc_stream_unref(exec_ctx, &(channel_stack)->refcount, reason) #else -#define grpc_call_stack_ref(call_stack) grpc_stream_ref(&(call_stack)->refcount) -#define grpc_call_stack_unref(exec_ctx, call_stack) \ +#define GRPC_CALL_STACK_REF(call_stack, reason) \ + grpc_stream_ref(&(call_stack)->refcount) +#define GRPC_CALL_STACK_UNREF(exec_ctx, call_stack, reason) \ grpc_stream_unref(exec_ctx, &(call_stack)->refcount) +#define GRPC_CHANNEL_STACK_REF(channel_stack, reason) \ + grpc_stream_ref(&(channel_stack)->refcount) +#define GRPC_CHANNEL_STACK_UNREF(exec_ctx, channel_stack, reason) \ + grpc_stream_unref(exec_ctx, &(channel_stack)->refcount) #endif /* Destroy a call stack */ |