diff options
Diffstat (limited to 'Utilities/cmnghttp2/lib/nghttp2_frame.h')
| -rw-r--r-- | Utilities/cmnghttp2/lib/nghttp2_frame.h | 49 |
1 files changed, 47 insertions, 2 deletions
diff --git a/Utilities/cmnghttp2/lib/nghttp2_frame.h b/Utilities/cmnghttp2/lib/nghttp2_frame.h index 615bbf3..5f6152b 100644 --- a/Utilities/cmnghttp2/lib/nghttp2_frame.h +++ b/Utilities/cmnghttp2/lib/nghttp2_frame.h @@ -46,7 +46,7 @@ #define NGHTTP2_MAX_FRAME_SIZE_MIN (1 << 14) #define NGHTTP2_MAX_PAYLOADLEN 16384 -/* The one frame buffer length for tranmission. We may use several of +/* The one frame buffer length for transmission. We may use several of them to support CONTINUATION. To account for Pad Length field, we allocate extra 1 byte, which saves extra large memcopying. */ #define NGHTTP2_FRAMEBUF_CHUNKLEN \ @@ -57,7 +57,7 @@ /* Maximum headers block size to send, calculated using nghttp2_hd_deflate_bound(). This is the default value, and can be - overridden by nghttp2_option_set_max_send_header_block_size(). */ + overridden by nghttp2_option_set_max_send_header_block_length(). */ #define NGHTTP2_MAX_HEADERSLEN 65536 /* The number of bytes for each SETTINGS entry */ @@ -73,6 +73,7 @@ typedef union { nghttp2_ext_altsvc altsvc; nghttp2_ext_origin origin; + nghttp2_ext_priority_update priority_update; } nghttp2_ext_frame_payload; void nghttp2_frame_pack_frame_hd(uint8_t *buf, const nghttp2_frame_hd *hd); @@ -423,6 +424,31 @@ int nghttp2_frame_pack_origin(nghttp2_bufs *bufs, nghttp2_extension *ext); int nghttp2_frame_unpack_origin_payload(nghttp2_extension *frame, const uint8_t *payload, size_t payloadlen, nghttp2_mem *mem); + +/* + * Packs PRIORITY_UPDATE frame |frame| in wire frame format and store + * it in |bufs|. + * + * The caller must make sure that nghttp2_bufs_reset(bufs) is called + * before calling this function. + * + * This function always succeeds and returns 0. + */ +int nghttp2_frame_pack_priority_update(nghttp2_bufs *bufs, + nghttp2_extension *ext); + +/* + * Unpacks PRIORITY_UPDATE wire format into |frame|. The |payload| of + * |payloadlen| bytes contains frame payload. This function assumes + * that frame->payload points to the nghttp2_ext_priority_update + * object. + * + * This function always succeeds and returns 0. + */ +void nghttp2_frame_unpack_priority_update_payload(nghttp2_extension *frame, + uint8_t *payload, + size_t payloadlen); + /* * Initializes HEADERS frame |frame| with given values. |frame| takes * ownership of |nva|, so caller must not free it. If |stream_id| is @@ -539,6 +565,25 @@ void nghttp2_frame_origin_init(nghttp2_extension *frame, void nghttp2_frame_origin_free(nghttp2_extension *frame, nghttp2_mem *mem); /* + * Initializes PRIORITY_UPDATE frame |frame| with given values. This + * function assumes that frame->payload points to + * nghttp2_ext_priority_update object. On success, this function + * takes ownership of |field_value|, so caller must not free it. + */ +void nghttp2_frame_priority_update_init(nghttp2_extension *frame, + int32_t stream_id, uint8_t *field_value, + size_t field_value_len); + +/* + * Frees up resources under |frame|. This function does not free + * nghttp2_ext_priority_update object pointed by frame->payload. This + * function only frees field_value pointed by + * nghttp2_ext_priority_update.field_value. + */ +void nghttp2_frame_priority_update_free(nghttp2_extension *frame, + nghttp2_mem *mem); + +/* * Returns the number of padding bytes after payload. The total * padding length is given in the |padlen|. The returned value does * not include the Pad Length field. If |padlen| is 0, this function |