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wsockd: provide websocket wire protocol structs

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This commit is contained in:
William Pitcock 2016-04-02 18:56:22 -05:00
parent eb0814b3cb
commit 839f2fa23e
1 changed files with 38 additions and 0 deletions
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38
wsockd/wsockd.c
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@ -95,6 +95,44 @@ typedef struct _conn
char client_key[37]; /* maximum 36 bytes + nul */
} conn_t;
#define WEBSOCKET_OPCODE_CONTINUATION_FRAME 0
#define WEBSOCKET_OPCODE_TEXT_FRAME 1
#define WEBSOCKET_OPCODE_BINARY_FRAME 2
#define WEBSOCKET_OPCODE_CLOSE_FRAME 8
#define WEBSOCKET_OPCODE_PING_FRAME 9
#define WEBSOCKET_OPCODE_PONG_FRAME 10
#define WEBSOCKET_MASK_LENGTH 4
#define WEBSOCKET_MAX_UNEXTENDED_PAYLOAD_DATA_LENGTH 125
typedef struct {
uint8_t opcode_rsv_fin; // opcode: 4, rsv1: 1, rsv2: 1, rsv3: 1, fin: 1
uint8_t payload_length_mask; // payload_length: 7, mask: 1
} ws_frame_hdr_t;
typedef struct {
ws_frame_hdr_t header;
uint8_t payload_data[WEBSOCKET_MAX_UNEXTENDED_PAYLOAD_DATA_LENGTH];
} ws_frame_payload_t;
typedef struct {
ws_frame_hdr_t header;
uint8_t masking_key[WEBSOCKET_MASK_LENGTH];
} ws_frame_t;
typedef struct {
ws_frame_hdr_t header;
uint16_t payload_length_extended;
uint8_t masking_key[WEBSOCKET_MASK_LENGTH];
} ws_frame_ext_t;
typedef struct {
ws_frame_hdr_t header;
uint64_t payload_length_extended;
uint8_t masking_key[WEBSOCKET_MASK_LENGTH];
} ws_frame_ext2_t;
#ifdef _WIN32
char *
strcasestr(const char *s, const char *find)