1 files changed, 55 insertions, 0 deletions
diff --git a/src/detection/disk/disk.c b/src/detection/disk/disk.c
new file mode 100644
index 0000000..c86282d
--- /dev/null
+++ b/src/detection/disk/disk.c
@@ -0,0 +1,55 @@
+#include "disk.h"
+
+static int compareDisks(const FFDisk* disk1, const FFDisk* disk2) {
+    return ffStrbufComp(&disk1->mountpoint, &disk2->mountpoint);
+}
+
+const char* ffDetectDisks(FFDiskOptions* options, FFlist* disks) {
+    const char* error = ffDetectDisksImpl(options, disks);
+
+    if (error) {
+        return error;
+    }
+    if (disks->length == 0) {
+        return NULL;
+    }
+
+    // We need to sort the disks, so that we can detect, which disk a path resides on
+    //  For example for /boot/efi/bootmgr we need to check /boot/efi before /boot
+    // Note that we sort alphabetically here for a better ordering when printing the list,
+    //  so the check must be done in reverse order
+    ffListSort(disks, sizeof(FFDisk), (void*) compareDisks);
+    FF_LIST_FOR_EACH (FFDisk, disk, *disks) {
+        if (disk->bytesTotal == 0) {
+            disk->type |= FF_DISK_VOLUME_TYPE_UNKNOWN_BIT;
+        } else {
+            disk->bytesUsed = disk->bytesTotal - (options->calcType == FF_DISK_CALC_TYPE_FREE ? disk->bytesFree : disk->bytesAvailable);
+        }
+    }
+
+    return NULL;
+}
+
+#ifndef _WIN32
+    #include <fnmatch.h>
+
+bool ffDiskMatchesFolderPatterns(FFstrbuf* folders, const char* path, char separator) {
+    uint32_t startIndex = 0;
+    while (startIndex < folders->length) {
+        uint32_t sepIndex = ffStrbufNextIndexC(folders, startIndex, separator);
+
+        char savedSep = folders->chars[sepIndex]; // Can be '\0' if at end
+        folders->chars[sepIndex] = '\0';
+
+        bool matched = fnmatch(&folders->chars[startIndex], path, 0) == 0;
+        folders->chars[sepIndex] = savedSep;
+
+        if (matched) {
+            return true;
+        }
+
+        startIndex = sepIndex + 1;
+    }
+    return false;
+}
+#endif