include/jsonwrt.h

   1 /*
   2  * No copyright is claimed.  This code is in the public domain; do with
   3  * it what you wish.
   4  */
   5 #ifndef UTIL_LINUX_JSONWRT_H
   6 #define UTIL_LINUX_JSONWRT_H
   7
   8 enum {
   9         UL_JSON_OBJECT,
  10         UL_JSON_ARRAY,
  11         UL_JSON_VALUE
  12 };
  13
  14 struct ul_jsonwrt {
  15         FILE *out;
  16         int indent;
  17
  18         unsigned int after_close :1;
  19 };
  20
  21 void ul_jsonwrt_init(struct ul_jsonwrt *fmt, FILE *out, int indent);
  22 int ul_jsonwrt_is_ready(struct ul_jsonwrt *fmt);
  23 void ul_jsonwrt_indent(struct ul_jsonwrt *fmt);
  24 void ul_jsonwrt_open(struct ul_jsonwrt *fmt, const char *name, int type);
  25 void ul_jsonwrt_close(struct ul_jsonwrt *fmt, int type);
  26
  27 #define ul_jsonwrt_root_open(_f)        ul_jsonwrt_open(_f, NULL, UL_JSON_OBJECT)
  28 #define ul_jsonwrt_root_close(_f)       ul_jsonwrt_close(_f, UL_JSON_OBJECT)
  29
  30 #define ul_jsonwrt_array_open(_f, _n)   ul_jsonwrt_open(_f, _n, UL_JSON_ARRAY)
  31 #define ul_jsonwrt_array_close(_f)      ul_jsonwrt_close(_f, UL_JSON_ARRAY)
  32
  33 #define ul_jsonwrt_object_open(_f, _n)  ul_jsonwrt_open(_f, _n, UL_JSON_OBJECT)
  34 #define ul_jsonwrt_object_close(_f)     ul_jsonwrt_close(_f, UL_JSON_OBJECT)
  35
  36 #define ul_jsonwrt_value_open(_f, _n)   ul_jsonwrt_open(_f, _n, UL_JSON_VALUE)
  37 #define ul_jsonwrt_value_close(_f)      ul_jsonwrt_close(_f, UL_JSON_VALUE)
  38
  39
  40 void ul_jsonwrt_value_raw(struct ul_jsonwrt *fmt,
  41                         const char *name, const char *data);
  42 void ul_jsonwrt_value_s(struct ul_jsonwrt *fmt,
  43                         const char *name, const char *data);
  44 void ul_jsonwrt_value_u64(struct ul_jsonwrt *fmt,
  45                         const char *name, uint64_t data);
  46 void ul_jsonwrt_value_boolean(struct ul_jsonwrt *fmt,
  47                         const char *name, int data);
  48 void ul_jsonwrt_value_null(struct ul_jsonwrt *fmt,
  49                         const char *name);
  50
  51 #endif /* UTIL_LINUX_JSONWRT_H */