From c454374b73b748dd711554b275ffaf62001b1fc9 Mon Sep 17 00:00:00 2001
From: Ákos Kőrösi <korakos99@gmail.com>
Date: Mon, 18 May 2026 09:35:05 +0200
Subject: add utils.c

---
 utils.c | 64 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 utils.c

(limited to 'utils.c')

diff --git a/utils.c b/utils.c
new file mode 100644
index 0000000..5ecd0a8
--- /dev/null
+++ b/utils.c
@@ -0,0 +1,64 @@
+#include "utils.h"
+#include <string.h>
+#include <stdlib.h>
+
+void append_str_to_String(String* target, const char* src_str) {
+    size_t len = strlen(src_str);
+
+    for (size_t i = 0; i < len; i++) {
+        push_to_String(target, src_str[i]);
+    }
+}
+
+char* inner(String* str) {
+    char *out = malloc(str->count + 1);
+    if (!out) abort();
+
+    for (size_t i = 0; i < str->count; i++) {
+        out[i] = *get_from_String(str, i);
+    }
+
+    out[str->count] = '\0';
+    return out;
+}
+
+
+void set_map_pair(KeyValMap* map, char* key, char* val) {
+for (int i = 0; i < map->count; i++) {
+        char* key_i = get_from_KeyValMap(map, i)->key;
+        if (key_i == NULL) continue;
+        if (strcmp(key_i, key) == 0) {
+            // TODO: maybe copy instead
+            strcpy(
+                map->blocks[i / map->block_size][i % map->block_size].val,
+                val
+            );
+            break;
+        }
+    }
+}
+
+MaybeStr get_map_value(KeyValMap* map, char* key) {
+    for (int i = 0; i < map->count; i++) {
+        char* key_i = get_from_KeyValMap(map, i)->key;
+        if (key_i == NULL) continue;
+        if (strcmp(key_i, key) == 0) {
+            return (MaybeStr){
+                .some = true,
+                .value = get_from_KeyValMap(map, i)->val
+            };
+        }
+    }
+    return (MaybeStr){.some = false};
+} 
+
+void unset_map_key(KeyValMap* map, char* key) {
+    for (int i = 0; i < map->count; i++) {
+        char* key_i = get_from_KeyValMap(map, i)->key;
+        if (key_i == NULL) continue;
+        if (strcmp(key_i, key) == 0) {
+            map->blocks[i / map->block_size][i % map->block_size].key = NULL;
+            break;
+        }
+    }
+}
-- 
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