mirror of
https://github.com/ilyakooo0/urbit.git
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133 lines
4.4 KiB
C
133 lines
4.4 KiB
C
/* include/n/j.h
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**
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** This file is in the public domain.
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*/
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/** Noun semantics.
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**/
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#if 0
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++ bane ,@tas :: battery name
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++ bash ,@uvH :: label hash
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++ bosh ,@uvH :: battery hash
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++ batt ,* :: battery
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++ calf ::
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$: jax=,@ud :: hot core index
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hap=(map ,@ud ,@ud) :: axis/hot arm index
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lab=path :: label as path
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jit=* :: arbitrary data
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== ::
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++ calx (trel calf (pair bash cope) club) :: cached by battery
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++ clog (pair cope (map batt club)) :: label record
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++ club (pair corp (map term nock)) :: battery pattern
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++ cope (trel bane axis (each bash noun)) :: core pattern
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++ core ,*
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++ corp (each core batt) :: parent or static
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++ dash (map bash clog) :: jet system
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#endif
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/** Data structures.
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***
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*** All of these are transient structures allocated with malloc.
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**/
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/* u3j_harm: jet arm.
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*/
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typedef struct _u3j_harm {
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c3_c* fcs_c; // `.axe` or name
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u3_noun (*fun_f)(u3_noun); // compute or 0 / semitransfer
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// c3_o (*val_f)(u3_noun); // validate or 0 / retain
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c3_o ice; // perfect (don't test)
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c3_o tot; // total (never punts)
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c3_o liv; // live (enabled)
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c3_l axe_l; // computed/discovered axis
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struct _u3j_core* cop_u; // containing core
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} u3j_harm;
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/* u3j_core: driver definition.
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*/
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typedef struct _u3j_core {
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c3_c* cos_c; // control string
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struct _u3j_harm* arm_u; // blank-terminated static list
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struct _u3j_core* dev_u; // blank-terminated static list
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struct _u3j_core* par_u; // dynamic parent pointer
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c3_l axe_l; // axis to parent
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c3_l jax_l; // index in global dashboard
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} u3j_core;
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/* u3e_dash, u3_Dash, u3D: jet dashboard singleton
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*/
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typedef struct _u3e_dash {
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u3j_core* dev_u; // null-terminated static list
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c3_l len_l; // dynamic array length
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c3_l all_l; // allocated length
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u3j_core* ray_u; // dynamic array by axis
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} u3j_dash;
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/** Globals.
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**/
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/* u3_Dash: jet dashboard.
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*/
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extern u3j_dash u3j_Dash;
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# define u3D u3j_Dash
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/** Functions.
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**/
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/* u3j_boot(): initialize jet system.
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*/
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void
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u3j_boot(void);
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/* u3j_clear(): clear jet table to re-register.
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*/
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void
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u3j_clear(void);
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/* u3j_hook():
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**
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** Execute hook from core.
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*/
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u3_noun
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u3j_hook(u3_noun cor,
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const c3_c* tam_c);
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/* u3j_soft():
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**
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** Execute hook from core, without jet.
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*/
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u3_noun
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u3j_soft(u3_noun cor,
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const c3_c* tam_c);
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/* u3j_find(): in warm state, return u3_none or calx. RETAINS.
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*/
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u3_weak
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u3j_find(u3_noun bat);
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/* u3j_kick(): try to kick by jet. If no kick, produce u3_none.
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**
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** `axe` is RETAINED by the caller; `cor` is RETAINED iff there
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** is no kick, TRANSFERRED if one.
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*/
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u3_weak
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u3j_kick(u3_noun cor, u3_noun axe);
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/* u3j_kink(): kick either by jet or by nock.
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*/
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u3_noun
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u3j_kink(u3_noun cor,
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u3_noun axe);
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/* u3j_mine(): register core for jets.
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*/
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void
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u3j_mine(u3_noun clu,
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u3_noun cor);
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/* u3j_ream(): refresh after restoring from checkpoint.
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*/
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void
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u3j_ream(void);
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/* u3j_reap(): promote jet state. RETAINS.
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*/
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void
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u3j_reap(u3_noun das, u3p(u3h_root) har_p);
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