code wiki / _hdl_build / nx_vizsla_calendar_gate.nx
nx_vizsla_calendar_gate.nx source
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1// nx_vizsla_calendar_gate.nx -- VIZSLA R-CAL.0 gate: the calendar substrate (events + FREE/BUSY) is
2// gate-proven against construction-known fixtures with HAND-COMPUTED interval arithmetic (the oracle lives
3// in THIS header, not the module under test). 100% sovereign: self-writes fixtures via the organ's own
4// syscalls, forks the organ elf, greps stdout -- no bash, no foreign tooling.
5//
6// fixture events (seg-5001), all on 2026-06-22:
7// standup 09:00 +30 -> [540,570)
8// review 09:15 +45 -> [555,600) (overlaps standup -> merged busy [540,600) = 09:00-10:00)
9// lunch 12:00 +60 -> [720,780) = 12:00-13:00
10// hand math: sorted standup(540) review(555) lunch(720);
11// merged BUSY = [540,600) + [720,780) => 2 blocks, busy_min = 60+60 = 120;
12// FREE complement of [0,1440) = [0,540)+[600,720)+[780,1440) => 3 blocks, free_min = 540+120+660 = 1320;
13// busy_min+free_min = 1440 (invariant). empty day 2026-06-23 => 0 events, FREE 00:00-24:00, free_min=1440.
14//
15// Rows:
16// 1 loud-fail-missing-events load on absent file => exit 1 [negative control]
17// 2 cal-load 3 EVENT -> new=3 committed seg-5001
18// 3 idempotent-reload new=0 dup_instore=3 segment=none (law 10)
19// 4 day-event-sorted standup line exact (sort + HH:MM)
20// 5 day-overlap-end review end=10:00 (start+dur math)
21// 6 busy-merge BUSY 09:00-10:00 (overlap merged into one block)
22// 7 free-gap FREE 10:00-12:00 (the complement between busy blocks)
23// 8 day-verdict events=3 busy_min=120 free_min=1320 busy_blocks=2 free_blocks=3
24// 9 empty-day-filter 2026-06-23 => FREE 00:00-24:00 + events=0 free_min=1440 free_blocks=1 (date filter)
25// 10 day-determinism byte-identical twice
26// 11 loud-fail-bad-date day on 2026-13-99 => exit 1 [negative control]
27// Evidence: VIZSLA-CAL-GATE line -> stdout + knowledge/status/vizsla_gate.log; exit 0 iff 11/11.
28// spec: knowledge/research/2026-06-22-vizsla-sclass-roadmap.md license_tier: ORIGINAL
29import "nx_syscalls.nx"
30
31func og_slen(s: *u8) -> i64 { var n: i64 = 0; while s[n] != (0 as u8) { n = n + 1 } return n }
32func og_p(s: *u8) -> i64 { sys_write(1, s, og_slen(s)); return 0 }
33
34func og_cat(dst: *u8, off: i64, s: *u8) -> i64 {
35 var i: i64 = 0
36 while s[i] != (0 as u8) { dst[off + i] = s[i]; i = i + 1 }
37 return off + i
38}
39
40func og_catn(dst: *u8, off: i64, v: i64) -> i64 {
41 var o: i64 = off
42 var m: i64 = v
43 if m < 0 { dst[o] = 45 as u8; o = o + 1; m = 0 - m }
44 let t: *u8 = sys_mmap(28)
45 var k: i64 = 0
46 if m == 0 { t[0] = 48 as u8; k = 1 }
47 while m > 0 { t[k] = (48 + (m % 10)) as u8; m = m / 10; k = k + 1 }
48 var i: i64 = 0
49 while i < k { dst[o + i] = t[k - 1 - i]; i = i + 1 }
50 return o + k
51}
52
53func og_write(path: *u8, content: *u8) -> i64 {
54 let fd: i64 = sys_openat_wr(path, 0x1a4)
55 if fd < 0 { return 0 - 1 }
56 sys_write(fd, content, og_slen(content))
57 sys_close(fd)
58 return 0
59}
60
61func og_readall(path: *u8, szout: *i64) -> *u8 {
62 let fd: i64 = sys_openat_rd(path)
63 if fd < 0 { szout[0] = 0 - 1; return 0 as *u8 }
64 let sz: i64 = sys_lseek(fd, 0, 2)
65 sys_lseek(fd, 0, 0)
66 let buf: *u8 = sys_mmap(sz + 64)
67 var got: i64 = 0
68 var n: i64 = 1
69 while n > 0 {
70 n = sys_read(fd, (buf as i64 + got) as *u8, 65536)
71 if n > 0 { got = got + n }
72 }
73 sys_close(fd)
74 szout[0] = got
75 return buf
76}
77
78func og_runv(elf: *u8, args: *i64, outpath: *u8) -> i64 {
79 let pid: i64 = sys_fork()
80 if pid == 0 {
81 if (outpath as i64) != 0 {
82 let ofd: i64 = sys_openat_wr(outpath, 0x1a4)
83 if ofd >= 0 { sys_dup3(ofd, 1, 0); sys_dup3(ofd, 2, 0) }
84 }
85 let argv: *i64 = sys_mmap(128) as *i64
86 argv[0] = elf as i64
87 var i: i64 = 0
88 var go: i64 = 1
89 while go == 1 {
90 if args[i] == 0 { go = 0 } else {
91 argv[i + 1] = args[i]
92 i = i + 1
93 }
94 }
95 argv[i + 1] = 0
96 let envp: *i64 = sys_mmap(16) as *i64
97 envp[0] = 0
98 sys_execve(elf, argv, envp)
99 sys_exit(127)
100 }
101 let st: *i64 = sys_mmap(16) as *i64
102 sys_wait4(pid, st, 0)
103 let sig: i64 = st[0] & 0x7f
104 if sig != 0 { return 128 + sig }
105 return (st[0] >> 8) & 0xff
106}
107
108func og_has(path: *u8, needle: *u8) -> i64 {
109 let szp: *i64 = sys_mmap(16) as *i64
110 let b: *u8 = og_readall(path, szp)
111 let sz: i64 = szp[0]
112 let n: i64 = og_slen(needle)
113 if sz < n { return 0 }
114 var i: i64 = 0
115 while i + n <= sz {
116 var ok: i64 = 1
117 var j: i64 = 0
118 while j < n {
119 if b[i + j] != needle[j] { ok = 0; j = n } else { j = j + 1 }
120 }
121 if ok == 1 { return 1 }
122 i = i + 1
123 }
124 return 0
125}
126
127func og_fileeq(p1: *u8, p2: *u8) -> i64 {
128 let s1: *i64 = sys_mmap(16) as *i64
129 let s2: *i64 = sys_mmap(16) as *i64
130 let b1: *u8 = og_readall(p1, s1)
131 let b2: *u8 = og_readall(p2, s2)
132 if s1[0] != s2[0] { return 0 }
133 if s1[0] <= 0 { return 0 }
134 var i: i64 = 0
135 while i < s1[0] {
136 if b1[i] != b2[i] { return 0 }
137 i = i + 1
138 }
139 return 1
140}
141
142func og_row(name: *u8, pass: i64) -> i64 {
143 og_p("ROW " as *u8)
144 og_p(name)
145 if pass == 1 { og_p(" PASS\n" as *u8) } else { og_p(" FAIL\n" as *u8) }
146 return pass
147}
148
149func og_args(a1: *u8, a2: *u8, a3: *u8, a4: *u8, a5: *u8) -> *i64 {
150 let a: *i64 = sys_mmap(64) as *i64
151 a[0] = a1 as i64
152 a[1] = a2 as i64
153 a[2] = a3 as i64
154 a[3] = a4 as i64
155 a[4] = a5 as i64
156 a[5] = 0
157 return a
158}
159
160func main(argc: i64, argv: *i64) -> i64 {
161 og_p("=== VIZSLA CALENDAR GATE: events + FREE/BUSY KATs (hand-computed intervals) ===\n" as *u8)
162 var ob: *u8 = "/tmp/nx_vizsla_calendar.sov.elf" as *u8
163 if argc > 1 { ob = argv[1] as *u8 }
164 let pr: i64 = sys_openat_rd(ob)
165 if pr >= 0 { sys_close(pr) }
166 else {
167 og_p(" instrument missing -> rebuilding via durable runner\n" as *u8)
168 og_runv("_offc/nx_sov_build_run.elf" as *u8, og_args("nx_vizsla_calendar" as *u8, 0 as *u8, 0 as *u8, 0 as *u8, 0 as *u8), "/tmp/vzc_rebuild.out" as *u8)
169 }
170
171 let pfx: *u8 = sys_mmap(128)
172 var po: i64 = 0
173 po = og_cat(pfx, po, "/tmp/vzcG" as *u8)
174 po = og_catn(pfx, po, sys_now_us())
175 po = og_cat(pfx, po, "-" as *u8)
176 pfx[po] = 0 as u8
177
178 let ev: *u8 = "EVENT standup 2026-06-22 540 30 daily-sync\nEVENT review 2026-06-22 555 45 design-review\nEVENT lunch 2026-06-22 720 60 team-lunch\n" as *u8
179 og_write("/tmp/vzc_ev.txt" as *u8, ev)
180 let fev: *u8 = "/tmp/vzc_ev.txt" as *u8
181 let d22: *u8 = "2026-06-22" as *u8
182 let d23: *u8 = "2026-06-23" as *u8
183 var pass: i64 = 0
184 var r: i64 = 0
185
186 // row 1: loud-fail on missing events file
187 let rc1: i64 = og_runv(ob, og_args("load" as *u8, "/tmp/vzc_NOPE.txt" as *u8, pfx, "5001" as *u8, 0 as *u8), "/tmp/vzc_out1.txt" as *u8)
188 r = 0
189 if rc1 == 1 { r = 1 }
190 pass = pass + og_row("loud-fail-missing-events" as *u8, r)
191
192 // row 2: load 3 events
193 let rc2: i64 = og_runv(ob, og_args("load" as *u8, fev, pfx, "5001" as *u8, 0 as *u8), "/tmp/vzc_out2.txt" as *u8)
194 r = 0
195 if rc2 == 0 {
196 if og_has("/tmp/vzc_out2.txt" as *u8, "VIZSLA-CAL-LOAD scanned=3 new=3 dup_infile=0 dup_instore=0 segment=seg-5001" as *u8) == 1 { r = 1 }
197 }
198 pass = pass + og_row("cal-load" as *u8, r)
199
200 // row 3: idempotent reload (law 10)
201 let rc3: i64 = og_runv(ob, og_args("load" as *u8, fev, pfx, "5009" as *u8, 0 as *u8), "/tmp/vzc_out3.txt" as *u8)
202 r = 0
203 if rc3 == 0 {
204 if og_has("/tmp/vzc_out3.txt" as *u8, "VIZSLA-CAL-LOAD scanned=3 new=0 dup_infile=0 dup_instore=3 segment=none" as *u8) == 1 { r = 1 }
205 }
206 pass = pass + og_row("idempotent-reload" as *u8, r)
207
208 // rows 4-8: the day dashboard
209 let rc4: i64 = og_runv(ob, og_args("day" as *u8, pfx, d22, 0 as *u8, 0 as *u8), "/tmp/vzc_out4.txt" as *u8)
210 r = 0
211 if rc4 == 0 {
212 if og_has("/tmp/vzc_out4.txt" as *u8, "VIZSLA-CAL-EVENT date=2026-06-22 start=09:00 end=09:30 dur=30 id=standup title=daily-sync" as *u8) == 1 { r = 1 }
213 }
214 pass = pass + og_row("day-event-sorted" as *u8, r)
215
216 r = og_has("/tmp/vzc_out4.txt" as *u8, "VIZSLA-CAL-EVENT date=2026-06-22 start=09:15 end=10:00 dur=45 id=review title=design-review" as *u8)
217 pass = pass + og_row("day-overlap-end" as *u8, r)
218
219 r = og_has("/tmp/vzc_out4.txt" as *u8, "VIZSLA-CAL-BUSY start=09:00 end=10:00" as *u8)
220 pass = pass + og_row("busy-merge" as *u8, r)
221
222 r = og_has("/tmp/vzc_out4.txt" as *u8, "VIZSLA-CAL-FREE start=10:00 end=12:00" as *u8)
223 pass = pass + og_row("free-gap" as *u8, r)
224
225 r = og_has("/tmp/vzc_out4.txt" as *u8, "VIZSLA-CAL-DAY-VERDICT date=2026-06-22 events=3 busy_min=120 free_min=1320 busy_blocks=2 free_blocks=3" as *u8)
226 pass = pass + og_row("day-verdict" as *u8, r)
227
228 // row 9: empty-day date filter (proves the day filter is not vacuous)
229 let rc9: i64 = og_runv(ob, og_args("day" as *u8, pfx, d23, 0 as *u8, 0 as *u8), "/tmp/vzc_out9.txt" as *u8)
230 r = 0
231 if rc9 == 0 {
232 if og_has("/tmp/vzc_out9.txt" as *u8, "VIZSLA-CAL-FREE start=00:00 end=24:00" as *u8) == 1 {
233 if og_has("/tmp/vzc_out9.txt" as *u8, "VIZSLA-CAL-DAY-VERDICT date=2026-06-23 events=0 busy_min=0 free_min=1440 busy_blocks=0 free_blocks=1" as *u8) == 1 { r = 1 }
234 }
235 }
236 pass = pass + og_row("empty-day-filter" as *u8, r)
237
238 // row 10: determinism
239 og_runv(ob, og_args("day" as *u8, pfx, d22, 0 as *u8, 0 as *u8), "/tmp/vzc_out10.txt" as *u8)
240 r = og_fileeq("/tmp/vzc_out4.txt" as *u8, "/tmp/vzc_out10.txt" as *u8)
241 pass = pass + og_row("day-determinism" as *u8, r)
242
243 // row 11: loud-fail on bad date
244 let rc11: i64 = og_runv(ob, og_args("day" as *u8, pfx, "2026-13-99" as *u8, 0 as *u8, 0 as *u8), "/tmp/vzc_out11.txt" as *u8)
245 r = 0
246 if rc11 == 1 { r = 1 }
247 pass = pass + og_row("loud-fail-bad-date" as *u8, r)
248
249 let permil: i64 = (pass * 1000) / 11
250 let logfd: i64 = sys_openat_append("knowledge/status/vizsla_gate.log" as *u8, 0x1a4)
251 var fdi: i64 = 0
252 while fdi < 2 {
253 var fd: i64 = 1
254 if fdi == 1 { fd = logfd }
255 if fd > 0 {
256 let line: *u8 = sys_mmap(256)
257 var o: i64 = 0
258 o = og_cat(line, o, "VIZSLA-CAL-GATE epoch=" as *u8)
259 o = og_catn(line, o, sys_now_realtime_sec())
260 o = og_cat(line, o, " rows=11 pass=" as *u8)
261 o = og_catn(line, o, pass)
262 o = og_cat(line, o, " permil=" as *u8)
263 o = og_catn(line, o, permil)
264 if pass == 11 {
265 o = og_cat(line, o, " verdict=GREEN\n" as *u8)
266 } else {
267 o = og_cat(line, o, " verdict=RED\n" as *u8)
268 }
269 sys_write(fd, line, o)
270 }
271 fdi = fdi + 1
272 }
273 if logfd > 0 { sys_close(logfd) }
274 if pass == 11 { return 0 }
275 return 1
276}