From 2016dceaa9cfc65ee80ee7e433331390f4263744 Mon Sep 17 00:00:00 2001
From: bigfoot547 <bigfoot@figboot.dev>
Date: Mon, 12 Jan 2026 16:30:37 -0600
Subject: download jobs

---
 main.c | 98 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 93 insertions(+), 5 deletions(-)

(limited to 'main.c')

diff --git a/main.c b/main.c
index 93fe7e2..1f1709f 100644
--- a/main.c
+++ b/main.c
@@ -1,8 +1,15 @@
-#include <locale.h> /* for setlocale */
-#include <stdio.h>
 #include "log.h"
 #include "arena.h"
 #include "net.h"
+#include "sha1.h"
+#include "vector.h"
+
+#include <fcntl.h>
+#include <stdio.h>
+#include <string.h>
+#include <locale.h> /* for setlocale */
+#include <jansson.h>
+#include <libgen.h>
 
 int main(void)
 {
@@ -10,12 +17,93 @@ int main(void)
   vl_log_setlevel(LOG_TRACE);
 
   vl_arena *arena = vl_arena_new(8192);
-  int ret = vl_net_ensure_cached(arena, "https://piston-meta.mojang.com/mc/game/version_manifest_v2.json", "manifest.json");
+  vl_net_ensure_cached(arena, "https://piston-meta.mojang.com/mc/game/version_manifest_v2.json", "manifest.json");
+  vl_arena_reset(arena);
+
+  vl_net_ensure_cached(arena, "https://piston-meta.mojang.com/v1/products/java-runtime/2ec0cc96c44e5a76b9c8b7c39df7210883d12871/all.json", "runtime-manifest.json");
   vl_arena_reset(arena);
 
-  ret = vl_net_ensure_cached(arena, "https://launchermeta.mojang.com/v1/products/java-runtime/2ec0cc96c44e5a76b9c8b7c39df7210883d12871/all.json", "runtime-manifest.json");
-  printf("%d\n", ret);
+  json_error_t err;
+  json_t *manifest = json_load_file("manifest.json", 0, &err), *ver;
+  size_t idx;
+  if (!manifest) {
+    vl_error("bad: %s", err.text);
+    exit(EXIT_FAILURE);
+  }
+
+  json_t *versions = json_object_get(manifest, "versions");
+
+  json_array_foreach(versions, idx, ver) {
+    const char *verid;
+    const char *url;
+    const char *sha1_hex;
+    json_unpack(ver, "{s:s,s:s,s:s}", "id", &verid, "url", &url, "sha1", &sha1_hex);
+    if (!strcmp(verid, "1.8.9") && url) {
+      vl_sha1 hash;
+      vl_sha1_decode(hash, sha1_hex);
+      vl_net_ensure_verified(url, "1.8.9.json", VERIFY_SHA1, hash);
+    }
+  }
+
+  json_decref(manifest);
+
+  json_t *oneeightnine = json_load_file("1.8.9.json", 0, &err);
+  if (!oneeightnine) {
+    vl_error("bad ver: %s", err.text);
+    exit(EXIT_FAILURE);
+  }
+
+  json_t *libs = json_object_get(oneeightnine, "libraries"), *lib;
+  vl_vector *vec = vl_newvec(struct vl_download_job);
+
+  json_array_foreach(libs, idx, lib) {
+    const char *url;
+    const char *path;
+    json_int_t sz;
+    const char *sha1hex;
+    size_t sha1hexlen;
+
+    struct vl_download_job tjob;
+
+    if (json_unpack(lib, "{s:{s:{s:s,s:s,s:I,s:s%}}}", "downloads", "artifact", "url", &url, "path", &path, "size", &sz, "sha1", &sha1hex, &sha1hexlen) < 0) {
+      continue;
+    }
+
+    path = basename(vl_arena_strdup(arena, path));
+
+    tjob.url = url;
+    tjob.opath = path;
+    tjob.expect_len = (size_t)sz;
+
+    if (sha1hexlen != VL_SHA1_DIGEST_HEX_STRLEN || vl_sha1_decode(tjob.expect_hash, sha1hex) < 0) {
+      vl_error("bad expect hash %s", sha1hex);
+      continue;
+    }
+
+    tjob.verify_flags = VERIFY_SIZE | VERIFY_SHA1;
+
+    if (vl_net_verify(tjob.opath, VERIFY_SIZE | VERIFY_SHA1, tjob.expect_len, tjob.expect_hash) == NET_OK) {
+      vl_trace("fine %s", tjob.opath);
+      continue;
+    }
+
+    if (vl_vector_push(vec, &tjob) < 0) {
+      abort();
+    }
+  }
+
+  size_t njobs;
+  struct vl_download_job *jobs = vl_vector_values(vec, &njobs);
+  printf("%d\n", vl_net_download_all(jobs, njobs, 8));
+
+  for (size_t n = 0; n < njobs; ++n) {
+    printf("job %s status: %u\n", jobs[n].url, jobs[n].status);
+  }
+
+  json_decref(oneeightnine);
+  vl_vector_free(vec);
 
   vl_arena_free(arena);
+
   return 0;
 }
-- 
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