ceph/src/civetweb/src/third_party/duktape-1.5.2/src-separate/duk_json.h

   1 /*
   2  *  Defines for JSON, especially duk_bi_json.c.
   3  */
   4
   5 #ifndef DUK_JSON_H_INCLUDED
   6 #define DUK_JSON_H_INCLUDED
   7
   8 /* Encoding/decoding flags */
   9 #define DUK_JSON_FLAG_ASCII_ONLY              (1 << 0)  /* escape any non-ASCII characters */
  10 #define DUK_JSON_FLAG_AVOID_KEY_QUOTES        (1 << 1)  /* avoid key quotes when key is an ASCII Identifier */
  11 #define DUK_JSON_FLAG_EXT_CUSTOM              (1 << 2)  /* extended types: custom encoding */
  12 #define DUK_JSON_FLAG_EXT_COMPATIBLE          (1 << 3)  /* extended types: compatible encoding */
  13
  14 /* How much stack to require on entry to object/array encode */
  15 #define DUK_JSON_ENC_REQSTACK                 32
  16
  17 /* How much stack to require on entry to object/array decode */
  18 #define DUK_JSON_DEC_REQSTACK                 32
  19
  20 /* How large a loop detection stack to use */
  21 #define DUK_JSON_ENC_LOOPARRAY                64
  22
  23 /* Encoding state.  Heap object references are all borrowed. */
  24 typedef struct {
  25         duk_hthread *thr;
  26         duk_bufwriter_ctx bw;        /* output bufwriter */
  27         duk_hobject *h_replacer;     /* replacer function */
  28         duk_hstring *h_gap;          /* gap (if empty string, NULL) */
  29         duk_idx_t idx_proplist;      /* explicit PropertyList */
  30         duk_idx_t idx_loop;          /* valstack index of loop detection object */
  31         duk_small_uint_t flags;
  32         duk_small_uint_t flag_ascii_only;
  33         duk_small_uint_t flag_avoid_key_quotes;
  34 #if defined(DUK_USE_JX) || defined(DUK_USE_JC)
  35         duk_small_uint_t flag_ext_custom;
  36         duk_small_uint_t flag_ext_compatible;
  37         duk_small_uint_t flag_ext_custom_or_compatible;
  38 #endif
  39         duk_int_t recursion_depth;
  40         duk_int_t recursion_limit;
  41         duk_uint_t mask_for_undefined;      /* type bit mask: types which certainly produce 'undefined' */
  42 #if defined(DUK_USE_JX) || defined(DUK_USE_JC)
  43         duk_small_uint_t stridx_custom_undefined;
  44         duk_small_uint_t stridx_custom_nan;
  45         duk_small_uint_t stridx_custom_neginf;
  46         duk_small_uint_t stridx_custom_posinf;
  47         duk_small_uint_t stridx_custom_function;
  48 #endif
  49         duk_hobject *visiting[DUK_JSON_ENC_LOOPARRAY];  /* indexed by recursion_depth */
  50 } duk_json_enc_ctx;
  51
  52 typedef struct {
  53         duk_hthread *thr;
  54         const duk_uint8_t *p;
  55         const duk_uint8_t *p_start;
  56         const duk_uint8_t *p_end;
  57         duk_idx_t idx_reviver;
  58         duk_small_uint_t flags;
  59 #if defined(DUK_USE_JX) || defined(DUK_USE_JC)
  60         duk_small_uint_t flag_ext_custom;
  61         duk_small_uint_t flag_ext_compatible;
  62         duk_small_uint_t flag_ext_custom_or_compatible;
  63 #endif
  64         duk_int_t recursion_depth;
  65         duk_int_t recursion_limit;
  66 } duk_json_dec_ctx;
  67
  68 #endif  /* DUK_JSON_H_INCLUDED */