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jets.c
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/// @file
#include "jets.h"
#include "allocate.h"
#include "hashtable.h"
#include "imprison.h"
#include "jets/k.h"
#include "jets/q.h"
#include "log.h"
#include "manage.h"
#include "nock.h"
#include "options.h"
#include "retrieve.h"
#include "serial.h"
#include "trace.h"
#include "urcrypt.h"
#include "vortex.h"
#include "xtract.h"
/** Functions.
**/
/* _cj_count(): count and link dashboard entries.
*/
static c3_w
_cj_count(u3j_core* par_u, u3j_core* dev_u)
{
c3_w len_l = 0;
c3_w i_w;
if ( dev_u ) {
for ( i_w = 0; 0 != dev_u[i_w].cos_c; i_w++ ) {
u3j_core* kid_u = &dev_u[i_w];
if ( par_u ) {
kid_u->par_u = par_u;
}
len_l += _cj_count(kid_u, kid_u->dev_u);
}
}
return 1 + len_l;
}
/* _cj_core_loc(): location noun from u3j_core.
*/
static u3_noun
_cj_core_loc(u3_noun pel, u3j_core* cop_u)
{
c3_w i_w;
u3_noun nam = u3i_string(cop_u->cos_c),
huc = u3_nul,
pat;
if ( cop_u->huc_u ) {
for ( i_w = 0; 0 != cop_u->huc_u[i_w].nam_c; ++i_w ) {
u3j_hood* huc_u = &(cop_u->huc_u[i_w]);
u3_noun fol = ( c3n == huc_u->kic_o )
? u3nc(0, huc_u->axe_l)
: u3nt(9, huc_u->axe_l, u3nc(0,
(0 == huc_u->sax_l) ? 1 : huc_u->sax_l));
huc = u3kdb_put(huc, u3i_string(huc_u->nam_c), fol);
}
}
pat = ( 0 == cop_u->axe_l )
? u3nt(c3y, c3y, pel)
: ( (3 == cop_u->axe_l) && (c3y == u3h(u3h(pel))) )
? u3nt(c3y, c3n, pel)
: u3nt(c3n, cop_u->axe_l, pel);
return u3nt(pat, nam, huc);
}
/* _cj_hash(): noun from pasted-in battery hash
*/
static u3_noun
_cj_hash(c3_c* has_c)
{
c3_w i_w, len_w = strlen(has_c);
if ( 64 != len_w ) {
u3l_log("bash not 64 characters: %s", has_c);
u3_assert(0);
}
u3_assert( 64 == len_w );
c3_y dig_y[32];
for ( i_w = 0; i_w < 64; ) {
c3_y hi_y = has_c[i_w++],
lo_y = has_c[i_w++],
hid_y = hi_y >= 'a' ? (hi_y - 'a') + 10 : hi_y - '0',
lod_y = lo_y >= 'a' ? (lo_y - 'a') + 10 : lo_y - '0';
dig_y[32-(i_w>>1)] = hid_y << 4 | lod_y;
}
u3_noun pro = u3i_bytes(32, dig_y);
return pro;
}
// in the jam jet file
c3_w* u3qe_jam_buf(u3_noun, c3_w* bit_w);
/* _cj_bash(): battery hash. RETAIN.
*/
static u3_noun
_cj_bash(u3_noun bat)
{
if ( u3C.wag_w & u3o_hashless ) {
return u3_nul;
}
u3_weak pro;
u3a_road* rod_u = u3R;
while ( 1 ) {
pro = u3h_get(rod_u->jed.bas_p, bat);
if ( u3_none != pro ) {
break;
}
if ( rod_u->par_p ) {
rod_u = u3to(u3_road, rod_u->par_p);
}
else {
u3i_slab sab_u;
c3_w bit_w = u3s_jam_fib(&sab_u, bat);
c3_w met_w = (bit_w + 0x7) >> 3;
// XX assumes little-endian
//
c3_y* fat_y = sab_u.buf_y;
c3_y dig_y[32];
urcrypt_shay(fat_y, met_w, dig_y);
pro = u3i_bytes(32, dig_y);
u3h_put(u3R->jed.bas_p, bat, u3k(pro));
u3i_slab_free(&sab_u);
break;
}
}
return pro;
}
/* _cj_mine_par_old(): register hooks and parent location within existing
* axis in ancestor list or u3_none.
*/
static u3_weak
_cj_mine_par_old(u3_noun lan, u3_noun axe, u3_noun pel, u3_noun loc)
{
u3_noun par;
u3_weak pro;
if ( u3_nul == lan ) {
pro = u3_none;
u3z(axe); u3z(pel); u3z(loc);
}
else if ( c3y == u3r_sing(axe, u3h(par = u3h(lan))) ) {
u3_noun lol = u3kdb_put(u3k(u3t(par)), pel, loc),
rap = u3nc(axe, lol);
pro = u3nc(rap, u3k(u3t(lan)));
}
else {
u3_weak nex = _cj_mine_par_old(u3k(u3t(lan)), axe, pel, loc);
if ( u3_none == nex ) {
pro = u3_none;
}
else {
pro = u3nc(u3k(par), nex);
}
}
u3z(lan);
return pro;
}
/* _cj_mine_par_new(): insert ancestor within lan at sorted index.
*/
static u3_noun
_cj_mine_par_new(u3_noun lan, u3_noun axe, u3_noun pel, u3_noun loc)
{
u3_weak pro;
if ( (u3_nul == lan) || (c3y == u3qa_lth(axe, u3h(u3h(lan)))) ) {
u3_noun par = u3nc(axe, u3kdb_put(u3_nul, pel, loc));
pro = u3nc(par, lan);
}
else {
pro = u3nc(u3k(u3h(lan)),
_cj_mine_par_new(u3k(u3t(lan)), axe, pel, loc));
u3z(lan);
}
return pro;
}
/* _cj_mine_par(): register a location as an ancestor
* in a list of ancestors.
*/
static u3_noun
_cj_mine_par(u3_noun lan, u3_noun axe, u3_noun pel, u3_noun loc)
{
u3_weak old = _cj_mine_par_old(u3k(lan), u3k(axe), u3k(pel), u3k(loc));
if ( u3_none != old ) {
u3z(lan); u3z(axe); u3z(pel); u3z(loc);
return old;
}
else {
return _cj_mine_par_new(lan, axe, pel, loc);
}
}
/* _cj_gust(): add location to registry.
*/
static u3_noun
_cj_gust(u3_weak reg, u3_noun axe, u3_noun pel, u3_noun loc)
{
u3_noun ger;
if ( u3_none == reg ) {
reg = u3nc(u3_nul, u3_nul);
}
ger = ( 0 == axe )
? u3nc(u3kdb_put(u3k(u3h(reg)), pel, loc), u3k(u3t(reg)))
: u3nc(u3k(u3h(reg)), _cj_mine_par(u3k(u3t(reg)), axe, pel, loc));
u3z(reg);
return ger;
}
/* _cj_axis(): axis from formula, or 0. `fol` is RETAINED.
*/
static c3_l
_cj_axis(u3_noun fol)
{
u3_noun p_fol, q_fol, r_fol;
while ( _(u3du(fol)) && (11 == u3h(fol)) )
{ fol = u3t(u3t(fol)); }
if ( !_(u3r_trel(fol, &p_fol, &q_fol, &r_fol)) ) {
if ( !_(u3r_cell(fol, &p_fol, &q_fol)) ||
(0 != p_fol) ||
(!_(u3a_is_cat(q_fol))) )
{
u3l_log("axis: bad a");
return 0;
}
return q_fol;
}
else {
if ( 9 != p_fol )
{ u3l_log("axis: bad b"); return 0; }
if ( !_(u3a_is_cat(q_fol)) )
{ u3l_log("axis: bad c"); return 0; }
if ( !_(u3du(r_fol)) || (0 != u3h(r_fol)) || (1 != u3t(r_fol)) )
{ u3l_log("axis: bad d"); return 0; }
return q_fol;
}
}
/* _cj_warm_hump(): generate axis-to-arm map. RETAIN.
*/
static u3_noun
_cj_warm_hump(c3_l jax_l, u3_noun huc)
{
u3_noun hap = u3_nul;
u3j_core* cop_u;
/* Compute axes of all correctly declared arms.
*/
if ( jax_l && (cop_u = &u3D.ray_u[jax_l])->arm_u ) {
u3j_harm* jet_u;
c3_l i_l;
for ( i_l = 0; (jet_u = &cop_u->arm_u[i_l])->fcs_c; i_l++ ) {
c3_l axe_l = 0;
if ( '.' == *(jet_u->fcs_c) ) {
c3_d axe_d = 0;
if ( (1 != sscanf(jet_u->fcs_c+1, "%" SCNu64, &axe_d)) ||
axe_d >> 32ULL ||
(((c3_w)1 << 31) & (axe_l = (c3_w)axe_d)) ||
(axe_l < 2) )
{
u3l_log("jets: activate: bad fcs %s", jet_u->fcs_c);
}
}
else {
u3_noun nam = u3i_string(jet_u->fcs_c);
u3_noun fol = u3kdb_get(u3k(huc), nam);
if ( u3_none == fol ) {
u3l_log("jets: activate: bad fcs %s", jet_u->fcs_c);
}
else {
axe_l = _cj_axis(fol);
u3z(fol);
}
}
if ( 0 != axe_l ) {
hap = u3kdb_put(hap, axe_l, i_l);
}
}
}
return hap;
}
/* _cj_install(): install dashboard entries.
*/
static c3_w
_cj_install(u3j_core* ray_u, c3_w jax_l, u3_noun pel, u3_noun lab, u3j_core* dev_u)
{
c3_w i_w;
u3_assert(u3R == &(u3H->rod_u));
if ( dev_u ) {
for ( i_w = 0; 0 != dev_u[i_w].cos_c; i_w++ ) {
u3j_core* kid_u = &dev_u[i_w];
u3_noun loc = _cj_core_loc(u3k(pel), kid_u),
bal = u3nc(u3k(u3h(u3t(loc))), u3k(lab));
kid_u->jax_l = jax_l;
ray_u[jax_l] = *kid_u;
if ( kid_u->bas_u ) {
c3_w j_w;
for ( j_w = 0; 0 != kid_u->bas_u[j_w]; j_w++ ) {
u3_noun key = _cj_hash(kid_u->bas_u[j_w]),
hot = u3h_get(u3R->jed.hot_p, key),
old = ( u3_none == hot ) ? u3_none : u3k(u3h(hot)),
reg = _cj_gust(old, kid_u->axe_l, u3k(pel), u3k(loc)),
huc = u3t(u3t(loc)),
hap = _cj_warm_hump(jax_l, huc),
toh = u3nq(reg, jax_l, hap, u3k(bal));
u3h_put(u3R->jed.hot_p, key, toh);
u3z(key); u3z(hot);
}
}
jax_l = _cj_install(ray_u, ++jax_l, loc, bal, kid_u->dev_u);
}
}
u3z(pel);
u3z(lab);
return jax_l;
}
#if 0
/* _cj_by_gut(): (~(get by a) b), unifying; RETAINS a, b, AND result.
*/
static u3_weak
_cj_by_gut(u3_noun a, u3_noun b)
{
if ( u3_nul == a ) {
return u3_none;
}
else {
u3_noun l_a, n_a, r_a;
u3_noun pn_a, qn_a;
u3x_trel(a, &n_a, &l_a, &r_a);
u3x_cell(n_a, &pn_a, &qn_a);
{
if ( (c3y == u3r_sing(b, pn_a)) ) {
return qn_a;
}
else {
if ( c3y == u3qc_gor(b, pn_a) ) {
return _cj_by_gut(l_a, b);
}
else return _cj_by_gut(r_a, b);
}
}
}
}
#endif
/* _cj_chum(): decode chum as string.
*/
static c3_c*
_cj_chum(u3_noun chu)
{
if ( _(u3ud(chu)) ) {
return u3r_string(chu);
}
else {
u3_noun h_chu = u3h(chu);
u3_noun t_chu = u3t(chu);
if ( !_(u3a_is_cat(t_chu)) ) {
return 0;
} else {
c3_c* h_chu_c = u3r_string(h_chu);
c3_c buf[33];
memset(buf, 0, 33);
snprintf(buf, 32, "%s%d", h_chu_c, t_chu);
c3_free(h_chu_c);
return strdup(buf);
}
}
}
/* _cj_je_fsck: fsck:je, or none.
*/
static u3_noun
_cj_je_fsck(u3_noun clu)
{
u3_noun p_clu, q_clu, r_clu;
u3_noun huk;
c3_c* nam_c;
c3_l axe_l;
if ( c3n == u3r_trel(clu, &p_clu, &q_clu, &r_clu) ) {
u3z(clu); return u3_none;
}
if ( 0 == (nam_c = _cj_chum(p_clu)) ) {
u3z(clu); return u3_none;
}
while ( _(u3du(q_clu)) && (11 == u3h(q_clu)) ) {
q_clu = u3t(u3t(q_clu));
}
if ( !_(u3du(q_clu)) ) {
u3z(clu); c3_free(nam_c); return u3_none;
}
if ( (1 == u3h(q_clu)) && (0 == u3t(q_clu)) ) {
axe_l = 0;
}
else {
if ( (0 != u3h(q_clu)) || !_(u3a_is_cat(axe_l = u3t(q_clu))) ) {
u3z(clu); c3_free(nam_c); return u3_none;
}
}
{
huk = 0;
while ( _(u3du(r_clu)) ) {
u3_noun ir_clu, tr_clu, pir_clu, qir_clu;
if ( (c3n == u3r_cell(r_clu, &ir_clu, &tr_clu)) ||
(c3n == u3r_cell(ir_clu, &pir_clu, &qir_clu)) ||
(c3n == u3ud(pir_clu)) )
{
u3z(huk); u3z(clu); c3_free(nam_c); return u3_none;
}
huk = u3kdb_put(huk, u3k(pir_clu), u3k(qir_clu));
r_clu = tr_clu;
}
}
u3z(clu);
{
u3_noun pro = u3nt(u3i_string(nam_c), axe_l, huk);
c3_free(nam_c);
return pro;
}
}
/* _cj_find_cold(): search cold state for `bat`s [bash registry].
* RETAIN.
*/
static u3_weak
_cj_find_cold(u3_noun bat)
{
u3a_road* rod_u = u3R;
while ( 1 ) {
u3_weak bar = u3h_get(rod_u->jed.cod_p, bat);
if ( u3_none != bar ) {
return bar;
}
if ( rod_u->par_p ) {
rod_u = u3to(u3_road, rod_u->par_p);
}
else return u3_none;
}
}
/* _cj_find_warm(): search warm state for `loc`s activation.
* RETAIN.
*/
static u3_weak
_cj_find_warm(u3_noun loc)
{
u3a_road* rod_u = u3R;
while ( 1 ) {
u3_weak ank = u3h_get(rod_u->jed.war_p, loc);
if ( u3_none != ank ) {
return ank;
}
if ( rod_u->par_p ) {
rod_u = u3to(u3_road, rod_u->par_p);
}
else return u3_none;
}
}
static u3_weak _cj_spot(u3_noun cor, u3_weak* bas);
/* _cj_reg_find(): locate core within registry. RETAIN.
*/
static u3_weak
_cj_reg_find(u3_noun reg, u3_noun cor)
{
u3_noun rut = u3h(reg),
pas = u3t(reg),
rum = u3qdb_get(rut, u3t(cor));
if ( u3_nul != rum ) {
u3_noun loc = u3k(u3t(rum));
u3z(rum);
return loc;
}
else {
while ( u3_nul != pas ) {
u3_noun pap = u3h(pas),
axe = u3h(pap),
lol = u3t(pap);
u3_weak par = u3r_at(axe, cor),
pel;
if ( u3_none != par ) {
pel = _cj_spot(par, NULL);
if ( u3_none != pel ) {
u3_noun nit = u3qdb_get(lol, pel);
u3z(pel);
if ( u3_nul != nit ) {
u3_noun loc = u3k(u3t(nit));
u3z(nit);
return loc;
}
}
}
pas = u3t(pas);
}
return u3_none;
}
}
/* _cj_jit(): generate arbitrary warm jet-associated data. RETAIN.
*/
static u3_noun
_cj_jit(c3_l jax_l, u3_noun bat)
{
return u3_nul;
}
/* _cj_loc_axe(): axis-within-core from location (0 for root). RETAIN.
*/
static u3_noun
_cj_loc_axe(u3_noun loc)
{
u3_noun pat = u3h(loc);
return ( c3n == u3h(pat) )
? u3k(u3h(u3t(pat)))
: (c3y == u3h(u3t(pat))) ? 0 : 3;
}
/* _cj_loc_pel(): parent location (or root noun, if root) of loc. RETAIN.
*/
static u3_noun
_cj_loc_pel(u3_noun loc)
{
return u3k(u3t(u3t(u3h(loc))));
}
/* _cj_spot_cold(): spot, cold dashboard only. *bar is set to
* the [bash registry] found for battery. RETAIN.
*/
static u3_weak
_cj_spot_cold(u3_noun cor, u3_weak* bar)
{
*bar = _cj_find_cold(u3h(cor));
if ( u3_none == *bar ) {
return u3_none;
}
else {
return _cj_reg_find(u3t(*bar), cor);
}
}
/* _cj_spot_hot(): try to locate core by hot dashboard. if found,
* the activation (warm state) is returned and the
* location is produced at *loc. RETAIN.
*/
static u3_weak
_cj_spot_hot(u3_noun cor, u3_noun bas, u3_noun* loc)
{
u3_noun bat = u3h(cor);
u3_weak act = u3_none,
hot = u3h_get(u3H->rod_u.jed.hot_p, bas);
if ( u3_none != hot ) {
u3_noun reg, jax, hap, bal;
c3_l jax_l;
u3x_qual(hot, ®, &jax, &hap, &bal);
jax_l = (c3_l) jax;
if ( u3_none != (*loc = _cj_reg_find(reg, cor)) ) {
act = u3nq(jax_l, u3k(hap), u3k(bal), _cj_jit(jax_l, bat));
}
u3z(hot);
}
return act;
}
/* _cj_spot(): find location of cor. expensive. RETAIN.
* bas is complicated to make it easy to cache bashes.
* you can safely ignore it by passing NULL. Otherwise,
* if it points to u3_none, and no location is found,
* a bash will be PRODUCED there. if it contains a bash,
* that will be used instead of calling _cj_bash.
*/
static u3_weak
_cj_spot(u3_noun cor, u3_weak* bas)
{
u3_weak bak = u3_none,
bar = u3_none,
reg = u3_none,
loc = _cj_spot_cold(cor, &bar);
if ( NULL == bas ) {
bas = &bak;
}
if ( u3_none != bar ) {
if ( (u3_none == *bas) ) {
*bas = u3k(u3h(bar));
}
reg = u3k(u3t(bar));
u3z(bar);
}
if ( u3_none == loc ) {
if ( u3_none == *bas ) {
*bas = _cj_bash(u3h(cor));
}
if ( !(u3C.wag_w & u3o_hashless) ) {
u3_weak act = _cj_spot_hot(cor, *bas, &loc);
if ( u3_none != act ) {
reg = _cj_gust(reg, _cj_loc_axe(loc), _cj_loc_pel(loc), u3k(loc));
u3h_put(u3R->jed.cod_p, u3h(cor), u3nc(u3k(*bas), u3k(reg)));
/* caution: could overwrites old value, debug batteries etc.
** old value contains old _cj_jit (from different
** battery). if we change jit to (map battery *),
** will need to merge with that map here.
*/
u3h_put(u3R->jed.war_p, loc, act);
}
}
}
if ( u3_none != bak ) {
u3z(bak);
}
if ( u3_none != reg ) {
u3z(reg);
}
return loc;
}
/* _cj_cast(): create a u3j_fink that can be used to efficiently verify
* that another core is located where this one is. RETAIN.
*/
static u3p(u3j_fink)
_cj_cast(u3_noun cor, u3_noun loc)
{
c3_w i_w = 0;
u3_noun j, par, bat, dyn, pax,
rev = u3_nul,
pat = u3h(loc);
u3j_fink* fin_u;
while ( c3n == u3h(pat) ) {
bat = u3h(cor);
dyn = u3t(pat);
pax = u3h(dyn);
loc = u3t(dyn);
pat = u3h(loc);
rev = u3nc(u3nc(u3k(bat), u3k(pax)), rev);
// pax already known-valid
cor = u3r_at(pax, cor);
++i_w;
}
fin_u = u3a_walloc(c3_wiseof(u3j_fink) +
(i_w * c3_wiseof(u3j_fist)));
fin_u->len_w = i_w;
fin_u->sat = u3k(cor);
for ( j = rev; i_w-- > 0; j = u3t(j) ) {
u3j_fist* fis_u = &(fin_u->fis_u[i_w]);
par = u3h(j);
fis_u->bat = u3k(u3h(par));
fis_u->pax = u3k(u3t(par));
}
u3z(rev);
u3_assert( u3_nul == j );
return u3of(u3j_fink, fin_u);
}
/* _cj_fine(): check that a core matches a u3j_fink. RETAIN.
*/
static c3_o
_cj_fine(u3_noun cor, u3p(u3j_fink) fin_p)
{
u3j_fink* fin_u = u3to(u3j_fink, fin_p);
c3_w i_w;
for ( i_w = 0; i_w < fin_u->len_w; ++i_w ) {
u3j_fist* fis_u = &(fin_u->fis_u[i_w]);
if ( c3n == u3r_sing(fis_u->bat, u3h(cor)) ) {
return c3n;
}
else {
cor = u3r_at(fis_u->pax, cor);
}
}
return u3r_sing(fin_u->sat, cor);
}
/* _cj_nail(): resolve hot state for arm at axis within cores located
* at loc. a label will be PRODUCED at *lab, unconditionally.
* Arguments are RETAINED. Return value is yes if a jet driver
* is present.
*/
static c3_o
_cj_nail(u3_noun loc, u3_noun axe,
u3_noun* lab, u3j_core** cop_u, u3j_harm** ham_u)
{
c3_o ret_o;
u3_noun jax, hap, bal, jit;
u3_weak act;
act = _cj_find_warm(loc);
u3_assert(u3_none != act);
u3x_qual(act, &jax, &hap, &bal, &jit);
*lab = u3k(bal);
if ( 0 == jax ) {
ret_o = c3n;
}
else {
u3_weak inx = u3kdb_get(u3k(hap), u3k(axe));
if ( u3_none == inx ) {
ret_o = c3n;
}
else {
c3_l jax_l = jax,
inx_l = inx;
*cop_u = &(u3D.ray_u[jax_l]);
*ham_u = &((*cop_u)->arm_u[inx_l]);
ret_o = c3y;
}
}
u3z(act);
return ret_o;
}
/* _cj_hot_mean(): in parent, declare a core. RETAINS.
*/
static c3_l
_cj_hot_mean(c3_l par_l, u3_noun nam)
{
u3j_core* par_u;
u3j_core* dev_u;
if ( 0 != par_l ) {
par_u = &u3D.ray_u[par_l];
dev_u = par_u->dev_u;
}
else {
par_u = 0;
dev_u = u3D.dev_u;
}
{
c3_w i_l = 0;
u3j_core* cop_u;
while ( (cop_u = &dev_u[i_l])->cos_c ) {
if ( _(u3r_sing_c(cop_u->cos_c, nam)) ) {
#if 0
u3l_log("hot: bound jet %d/%s/%s/",
cop_u->jax_l,
cop_u->cos_c,
par_u ? par_u->cos_c : "~");
#endif
return cop_u->jax_l;
}
i_l++;
}
}
return 0;
}
/* u3j_boot(): initialize jet system.
*/
c3_w
u3j_boot(c3_o nuu_o)
{
u3_assert(u3R == &(u3H->rod_u));
u3D.len_l = _cj_count(0, u3D.dev_u);
u3D.all_l = (2 * u3D.len_l) + 1024; // horrid heuristic
u3D.ray_u = c3_malloc(u3D.all_l * sizeof(u3j_core));
memset(u3D.ray_u, 0, (u3D.all_l * sizeof(u3j_core)));
if ( c3n == nuu_o ) {
u3h_free(u3R->jed.hot_p);
}
u3R->jed.hot_p = u3h_new();
return _cj_install(u3D.ray_u, 1,
(c3_l) (long long) u3D.dev_u[0].par_u,
u3_nul,
u3D.dev_u);
}
/* _cj_soft(): kick softly by arm axis.
*/
static u3_noun
_cj_soft(u3_noun cor, u3_noun axe)
{
u3_noun arm = u3x_at(axe, cor);
return u3n_nock_on(cor, u3k(arm));
}
void
find_error(u3_noun cor,
u3_noun old,
u3_noun new);
/* _cj_kick_z(): try to kick by jet. If no kick, produce u3_none.
**
** `cor` is RETAINED iff there is no kick, TRANSFERRED if one.
** `axe` is RETAINED.
*/
static u3_weak
_cj_kick_z(u3_noun cor, u3j_core* cop_u, u3j_harm* ham_u, u3_atom axe)
{
if ( 0 == ham_u->fun_f ) {
return u3_none;
}
if ( !_(ham_u->liv) ) {
return u3_none;
}
else {
#ifdef U3_MEMORY_DEBUG
c3_w cod_w;
{
char soc_c[5];
memset(soc_c, 0, 5);
strncpy(soc_c, cop_u->cos_c, 4);
soc_c[4] = 0;
cod_w = u3i_string(soc_c);
cod_w = u3a_lush(cod_w);
}
#endif
if ( _(ham_u->ice) ) {
u3_weak pro = ham_u->fun_f(cor);
#ifdef U3_MEMORY_DEBUG
u3a_lop(cod_w);
#endif
if ( u3_none != pro ) {
u3z(cor);
return pro;
}
}
else {
u3_weak pro, ame;
ham_u->ice = c3y;
pro = ham_u->fun_f(cor);
ham_u->ice = c3n;
#ifdef U3_MEMORY_DEBUG
u3a_lop(cod_w);
#endif
if ( u3_none == pro ) {
u3z(cor);
return pro;
}
ham_u->liv = c3n;
ame = _cj_soft(cor, axe);
ham_u->liv = c3y;
if ( c3n == u3r_sing(ame, pro) ) {
u3l_log("test: %s %s: mismatch: good %x, bad %x",
cop_u->cos_c,
(!strcmp(".2", ham_u->fcs_c)) ? "$" : ham_u->fcs_c,
u3r_mug(ame),
u3r_mug(pro));
ham_u->liv = c3n;
return u3m_bail(c3__fail);
}
else {
#if 0
u3l_log("test: %s %s",
cop_u->cos_c,
(!strcmp(".2", ham_u->fcs_c)) ? "$" : ham_u->fcs_c);
#endif
u3z(ame);
return pro;
}
}
return u3_none;
}
}
/* _cj_hook_in(): execute hook from core, or fail.
*/
static u3_noun
_cj_hook_in(u3_noun cor,
const c3_c* tam_c,
c3_o jet_o)
{
u3_weak loc, col;
u3_noun roc, tem, got, pat, nam, huc;
if ( c3n == u3du(cor) ) {
u3l_log("_cj_hook_in failure: c3n == u3du(cor)");
return u3m_bail(c3__fail);
}
loc = _cj_spot(cor, NULL);
if ( u3_none == loc ) {
u3l_log("_cj_hook_in failure: u3_none == loc");
return u3m_bail(c3__fail);
}
tem = u3i_string(tam_c);
while ( 1 ) {
u3x_trel(loc, &pat, &nam, &huc);
got = u3qdb_get(huc, tem);
if ( u3_nul != got ) {
c3_l axe_l;
u3_noun pro, fol;
u3j_core* cop_u;
u3z(tem);
fol = u3k(u3t(got));
u3z(got);
axe_l = _cj_axis(fol);
if ( 0 == axe_l ) {
u3t_off(glu_o);
pro = u3n_nock_on(cor, fol);
u3t_on(glu_o);
}
else {
c3_l jax_l, inx_l;
u3_noun hap, act;
u3z(fol);
act = _cj_find_warm(loc);
jax_l = u3h(act);
hap = u3h(u3t(act));
cop_u = &u3D.ray_u[jax_l];
// Tricky: the above case would work here too, but would
// disable jet_o and create some infinite recursions.
//
u3t_off(glu_o);
if ( (c3n == jet_o) ||
(u3_none == (inx_l = u3kdb_get(u3k(hap), axe_l))) ||
(u3_none == (pro = _cj_kick_z(cor,
cop_u,
&cop_u->arm_u[inx_l],
axe_l))) ) {
pro = u3n_nock_on(cor, u3k(u3x_at(axe_l, cor)));
}
u3t_on(glu_o);
u3z(act);
}
u3z(loc);
return pro;
}
else if ( c3n == u3h(pat) ) {
u3_noun dyn = u3t(pat),
axe = u3h(dyn),
pel = u3t(dyn);
// axe already known-valid
roc = u3k(u3r_at(axe, cor));
u3z(cor);
cor = roc;
col = u3k(pel);