From 76424950e373d3b04ac3dd13019151bfba3e8423 Mon Sep 17 00:00:00 2001
From: sumuel <samuel@yakubos.org>
Date: Mon, 17 Aug 2026 20:44:55 +0000
Subject: Add the files

---
 src/detection/packages/packages.c | 119 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 src/detection/packages/packages.c

(limited to 'src/detection/packages/packages.c')

diff --git a/src/detection/packages/packages.c b/src/detection/packages/packages.c
new file mode 100644
index 0000000..25f59b3
--- /dev/null
+++ b/src/detection/packages/packages.c
@@ -0,0 +1,119 @@
+#include "packages.h"
+#include "common/io.h"
+#include "common/time.h"
+
+#include <inttypes.h>
+#include <stddef.h>
+
+#ifdef __APPLE__
+    #define st_mtim st_mtimespec
+#endif
+
+void ffDetectPackagesImpl(FFPackagesResult* result, FFPackagesOptions* options);
+
+const char* ffDetectPackages(FFPackagesResult* result, FFPackagesOptions* options) {
+    ffDetectPackagesImpl(result, options);
+
+    for (uint32_t i = 0; i < offsetof(FFPackagesResult, all) / sizeof(uint32_t); ++i) {
+        result->all += ((uint32_t*) result)[i];
+    }
+
+    return NULL;
+}
+
+bool ffPackagesReadCache(FFstrbuf* cacheDir, FFstrbuf* cacheContent, const char* filePath, const char* packageId, uint32_t* result) {
+#ifndef _WIN32
+    struct stat st;
+    if (stat(filePath, &st) < 0) // file doesn't exist or isn't accessible
+    {
+        *result = 0;
+        return true;
+    }
+
+    if (__builtin_expect(st.st_mtim.tv_sec <= 0, false)) {
+        return false;
+    }
+
+    uint64_t mtime_current = (uint64_t) st.st_mtim.tv_sec * 1000ull + (uint64_t) st.st_mtim.tv_nsec / 1000000ull;
+#else
+    FF_AUTO_CLOSE_FD HANDLE handle = CreateFileA(filePath, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
+
+    if (handle == INVALID_HANDLE_VALUE) // file doesn't exist or isn't accessible
+    {
+        *result = 0;
+        return true;
+    }
+
+    uint64_t mtime_current;
+    FILE_BASIC_INFORMATION fileInfo;
+    IO_STATUS_BLOCK iosb;
+    if (!NT_SUCCESS(NtQueryInformationFile(handle, &iosb, &fileInfo, sizeof(fileInfo), FileBasicInformation))) {
+        return false;
+    }
+
+    mtime_current = ffFileTimeToUnixMs((uint64_t) fileInfo.LastWriteTime.QuadPart);
+#endif
+
+    ffStrbufSet(cacheDir, &instance.state.platform.cacheDir);
+    ffStrbufEnsureEndsWithC(cacheDir, '/');
+    ffStrbufAppendF(cacheDir, "fastfetch/packages/%s.txt", packageId);
+
+    if (ffReadFileBuffer(cacheDir->chars, cacheContent)) {
+        uint64_t mtime_cached;
+        uint32_t num_cached;
+        if (sscanf(cacheContent->chars, "%" SCNu64 " %" SCNu32, &mtime_cached, &num_cached) == 2 &&
+            mtime_cached == mtime_current && num_cached > 0) {
+            *result = num_cached;
+            return true;
+        }
+    }
+
+    ffStrbufSetF(cacheContent, "%" PRIu64 " ", mtime_current);
+
+    return false;
+}
+
+bool ffPackagesWriteCache(FFstrbuf* cacheDir, FFstrbuf* cacheContent, uint32_t num_elements) {
+    if (__builtin_expect(cacheContent->length == 0, false)) {
+        return false;
+    }
+
+    ffStrbufAppendF(cacheContent, "%" PRIu32, num_elements);
+    return ffWriteFileBuffer(cacheDir->chars, cacheContent);
+}
+
+#ifndef _WIN32
+uint32_t ffPackagesGetNumElements(const char* dirname, bool isdir) {
+    FF_AUTO_CLOSE_DIR DIR* dirp = opendir(dirname);
+    if (dirp == NULL) {
+        return 0;
+    }
+
+    uint32_t num_elements = 0;
+
+    struct dirent* entry;
+    while ((entry = readdir(dirp)) != NULL) {
+        bool ok = false;
+
+        if (entry->d_name[0] != '.') {
+    #if !defined(__sun) && !defined(__HAIKU__)
+            if (entry->d_type != DT_UNKNOWN && entry->d_type != DT_LNK) {
+                ok = entry->d_type == (isdir ? DT_DIR : DT_REG);
+            } else
+    #endif
+            {
+                struct stat stbuf;
+                if (fstatat(dirfd(dirp), entry->d_name, &stbuf, 0) == 0) {
+                    ok = isdir ? S_ISDIR(stbuf.st_mode) : S_ISREG(stbuf.st_mode);
+                }
+            }
+        }
+
+        if (ok) {
+            ++num_elements;
+        }
+    }
+
+    return num_elements;
+}
+#endif
-- 
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