diff options
Diffstat (limited to 'thirdparty/lws/misc/lejp.h')
-rw-r--r-- | thirdparty/lws/misc/lejp.h | 232 |
1 files changed, 0 insertions, 232 deletions
diff --git a/thirdparty/lws/misc/lejp.h b/thirdparty/lws/misc/lejp.h deleted file mode 100644 index 0b37bb3e42..0000000000 --- a/thirdparty/lws/misc/lejp.h +++ /dev/null @@ -1,232 +0,0 @@ -#include "libwebsockets.h" -struct lejp_ctx; - -#ifndef ARRAY_SIZE -#define ARRAY_SIZE(_x) (sizeof(_x) / sizeof(_x[0])) -#endif -#define LEJP_FLAG_WS_KEEP 64 -#define LEJP_FLAG_WS_COMMENTLINE 32 - -enum lejp_states { - LEJP_IDLE = 0, - LEJP_MEMBERS = 1, - LEJP_M_P = 2, - LEJP_MP_STRING = LEJP_FLAG_WS_KEEP | 3, - LEJP_MP_STRING_ESC = LEJP_FLAG_WS_KEEP | 4, - LEJP_MP_STRING_ESC_U1 = LEJP_FLAG_WS_KEEP | 5, - LEJP_MP_STRING_ESC_U2 = LEJP_FLAG_WS_KEEP | 6, - LEJP_MP_STRING_ESC_U3 = LEJP_FLAG_WS_KEEP | 7, - LEJP_MP_STRING_ESC_U4 = LEJP_FLAG_WS_KEEP | 8, - LEJP_MP_DELIM = 9, - LEJP_MP_VALUE = 10, - LEJP_MP_VALUE_NUM_INT = LEJP_FLAG_WS_KEEP | 11, - LEJP_MP_VALUE_NUM_EXP = LEJP_FLAG_WS_KEEP | 12, - LEJP_MP_VALUE_TOK = LEJP_FLAG_WS_KEEP | 13, - LEJP_MP_COMMA_OR_END = 14, - LEJP_MP_ARRAY_END = 15, -}; - -enum lejp_reasons { - LEJP_CONTINUE = -1, - LEJP_REJECT_IDLE_NO_BRACE = -2, - LEJP_REJECT_MEMBERS_NO_CLOSE = -3, - LEJP_REJECT_MP_NO_OPEN_QUOTE = -4, - LEJP_REJECT_MP_STRING_UNDERRUN = -5, - LEJP_REJECT_MP_ILLEGAL_CTRL = -6, - LEJP_REJECT_MP_STRING_ESC_ILLEGAL_ESC = -7, - LEJP_REJECT_ILLEGAL_HEX = -8, - LEJP_REJECT_MP_DELIM_MISSING_COLON = -9, - LEJP_REJECT_MP_DELIM_BAD_VALUE_START = -10, - LEJP_REJECT_MP_VAL_NUM_INT_NO_FRAC = -11, - LEJP_REJECT_MP_VAL_NUM_FORMAT = -12, - LEJP_REJECT_MP_VAL_NUM_EXP_BAD_EXP = -13, - LEJP_REJECT_MP_VAL_TOK_UNKNOWN = -14, - LEJP_REJECT_MP_C_OR_E_UNDERF = -15, - LEJP_REJECT_MP_C_OR_E_NOTARRAY = -16, - LEJP_REJECT_MP_ARRAY_END_MISSING = -17, - LEJP_REJECT_STACK_OVERFLOW = -18, - LEJP_REJECT_MP_DELIM_ISTACK = -19, - LEJP_REJECT_NUM_TOO_LONG = -20, - LEJP_REJECT_MP_C_OR_E_NEITHER = -21, - LEJP_REJECT_UNKNOWN = -22, - LEJP_REJECT_CALLBACK = -23 -}; - -#define LEJP_FLAG_CB_IS_VALUE 64 - -enum lejp_callbacks { - LEJPCB_CONSTRUCTED = 0, - LEJPCB_DESTRUCTED = 1, - - LEJPCB_START = 2, - LEJPCB_COMPLETE = 3, - LEJPCB_FAILED = 4, - - LEJPCB_PAIR_NAME = 5, - - LEJPCB_VAL_TRUE = LEJP_FLAG_CB_IS_VALUE | 6, - LEJPCB_VAL_FALSE = LEJP_FLAG_CB_IS_VALUE | 7, - LEJPCB_VAL_NULL = LEJP_FLAG_CB_IS_VALUE | 8, - LEJPCB_VAL_NUM_INT = LEJP_FLAG_CB_IS_VALUE | 9, - LEJPCB_VAL_NUM_FLOAT = LEJP_FLAG_CB_IS_VALUE | 10, - LEJPCB_VAL_STR_START = 11, /* notice handle separately */ - LEJPCB_VAL_STR_CHUNK = LEJP_FLAG_CB_IS_VALUE | 12, - LEJPCB_VAL_STR_END = LEJP_FLAG_CB_IS_VALUE | 13, - - LEJPCB_ARRAY_START = 14, - LEJPCB_ARRAY_END = 15, - - LEJPCB_OBJECT_START = 16, - LEJPCB_OBJECT_END = 17 -}; - -/** - * _lejp_callback() - User parser actions - * \param ctx: LEJP context - * \param reason: Callback reason - * - * Your user callback is associated with the context at construction time, - * and receives calls as the parsing progresses. - * - * All of the callbacks may be ignored and just return 0. - * - * The reasons it might get called, found in @reason, are: - * - * LEJPCB_CONSTRUCTED: The context was just constructed... you might want to - * perform one-time allocation for the life of the context. - * - * LEJPCB_DESTRUCTED: The context is being destructed... if you made any - * allocations at construction-time, you can free them now - * - * LEJPCB_START: Parsing is beginning at the first byte of input - * - * LEJPCB_COMPLETE: Parsing has completed successfully. You'll get a 0 or - * positive return code from lejp_parse indicating the - * amount of unused bytes left in the input buffer - * - * LEJPCB_FAILED: Parsing failed. You'll get a negative error code - * returned from lejp_parse - * - * LEJPCB_PAIR_NAME: When a "name":"value" pair has had the name parsed, - * this callback occurs. You can find the new name at - * the end of ctx->path[] - * - * LEJPCB_VAL_TRUE: The "true" value appeared - * - * LEJPCB_VAL_FALSE: The "false" value appeared - * - * LEJPCB_VAL_NULL: The "null" value appeared - * - * LEJPCB_VAL_NUM_INT: A string representing an integer is in ctx->buf - * - * LEJPCB_VAL_NUM_FLOAT: A string representing a float is in ctx->buf - * - * LEJPCB_VAL_STR_START: We are starting to parse a string, no data yet - * - * LEJPCB_VAL_STR_CHUNK: We parsed LEJP_STRING_CHUNK -1 bytes of string data in - * ctx->buf, which is as much as we can buffer, so we are - * spilling it. If all your strings are less than - * LEJP_STRING_CHUNK - 1 bytes, you will never see this - * callback. - * - * LEJPCB_VAL_STR_END: String parsing has completed, the last chunk of the - * string is in ctx->buf. - * - * LEJPCB_ARRAY_START: An array started - * - * LEJPCB_ARRAY_END: An array ended - * - * LEJPCB_OBJECT_START: An object started - * - * LEJPCB_OBJECT_END: An object ended - */ -LWS_EXTERN signed char _lejp_callback(struct lejp_ctx *ctx, char reason); - -typedef signed char (*lejp_callback)(struct lejp_ctx *ctx, char reason); - -#ifndef LEJP_MAX_DEPTH -#define LEJP_MAX_DEPTH 12 -#endif -#ifndef LEJP_MAX_INDEX_DEPTH -#define LEJP_MAX_INDEX_DEPTH 5 -#endif -#ifndef LEJP_MAX_PATH -#define LEJP_MAX_PATH 128 -#endif -#ifndef LEJP_STRING_CHUNK -/* must be >= 30 to assemble floats */ -#define LEJP_STRING_CHUNK 255 -#endif - -enum num_flags { - LEJP_SEEN_MINUS = (1 << 0), - LEJP_SEEN_POINT = (1 << 1), - LEJP_SEEN_POST_POINT = (1 << 2), - LEJP_SEEN_EXP = (1 << 3) -}; - -struct _lejp_stack { - char s; /* lejp_state stack*/ - char p; /* path length */ - char i; /* index array length */ - char b; /* user bitfield */ -}; - -struct lejp_ctx { - - /* sorted by type for most compact alignment - * - * pointers - */ - - signed char (*callback)(struct lejp_ctx *ctx, char reason); - void *user; - const char * const *paths; - - /* arrays */ - - struct _lejp_stack st[LEJP_MAX_DEPTH]; - unsigned short i[LEJP_MAX_INDEX_DEPTH]; /* index array */ - unsigned short wild[LEJP_MAX_INDEX_DEPTH]; /* index array */ - char path[LEJP_MAX_PATH]; - char buf[LEJP_STRING_CHUNK]; - - /* int */ - - unsigned int line; - - /* short */ - - unsigned short uni; - - /* char */ - - unsigned char npos; - unsigned char dcount; - unsigned char f; - unsigned char sp; /* stack head */ - unsigned char ipos; /* index stack depth */ - unsigned char ppos; - unsigned char count_paths; - unsigned char path_match; - unsigned char path_match_len; - unsigned char wildcount; -}; - -LWS_VISIBLE LWS_EXTERN void -lejp_construct(struct lejp_ctx *ctx, - signed char (*callback)(struct lejp_ctx *ctx, char reason), - void *user, const char * const *paths, unsigned char paths_count); - -LWS_VISIBLE LWS_EXTERN void -lejp_destruct(struct lejp_ctx *ctx); - -LWS_VISIBLE LWS_EXTERN int -lejp_parse(struct lejp_ctx *ctx, const unsigned char *json, int len); - -LWS_VISIBLE LWS_EXTERN void -lejp_change_callback(struct lejp_ctx *ctx, - signed char (*callback)(struct lejp_ctx *ctx, char reason)); - -LWS_VISIBLE LWS_EXTERN int -lejp_get_wildcard(struct lejp_ctx *ctx, int wildcard, char *dest, int len); |