feat(core): 添加字符串长度计算函数并优化数据结构定义

- 在 `core_mem.h` 中新增 `smcc_strlen` 函数，用于计算字符串长度
- 调整 `VEC` 宏定义参数，移除冗余的 name 参数，增强结构体声明一致性
- 修改 `cstring_from_cstr` 返回值字段顺序，保持代码风格统一
- 在 `libcore.h` 中增加日志相关宏定义的保护判断，防止重复定义冲突

runtime/libutils/src/strpool.c

@@ -1,47 +1,27 @@
 #include "strpool.h"
 
-u32 rt_strhash(const char *s) {
-    u32 hash = 2166136261u; // FNV-1a偏移基础值
-    while (*s) {
-        hash ^= *s++;
-        hash *= 16777619u;
-    }
-    return hash;
-}
-
-int rt_strcmp(const char *s1, const char *s2) {
-    while (*s1 && *s2 && *s1 == *s2) {
-        s1++;
-        s2++;
-    }
-    return *s1 - *s2;
-}
-
 void init_strpool(strpool_t *pool) {
-    pool->ht.hash_func = (u32 (*)(const void *))rt_strhash;
-    pool->ht.key_cmp = (int (*)(const void *, const void *))rt_strcmp;
-    init_hashtable(&pool->ht);
+    pool->ht.hash_func = (u32 (*)(const void *))smcc_strhash32;
+    pool->ht.key_cmp = (int (*)(const void *, const void *))smcc_strcmp;
+    hashmap_init(&pool->ht);
 }
 
 const char *strpool_intern(strpool_t *pool, const char *str) {
-    void *existing = hashtable_get(&pool->ht, str);
+    void *existing = hashmap_get(&pool->ht, str);
     if (existing) {
         return existing;
     }
 
-    rt_size_t len = rt_strlen(str) + 1;
-    char *new_str = lalloc_alloc(&pool->stralloc, len);
+    usize len = smcc_strlen(str) + 1;
+    char *new_str = smcc_malloc(len);
     if (!new_str) {
         LOG_ERROR("strpool: Failed to allocate memory for string");
         return NULL;
     }
-    rt_memcpy(new_str, str, len);
+    smcc_memcpy(new_str, str, len);
 
-    hashtable_set(&pool->ht, new_str, new_str);
+    hashmap_set(&pool->ht, new_str, new_str);
     return new_str;
 }
 
-void strpool_destroy(strpool_t *pool) {
-    hashtable_destory(&pool->ht);
-    lalloc_destroy(&pool->stralloc);
-}
+void strpool_destroy(strpool_t *pool) { hashmap_drop(&pool->ht); }