密钥使用数组方式再加密

jni/sobot.c

@@ -4,7 +4,31 @@
 #include <com_sobot_chat_core_SobotUtil.h>
 #include <md5.h>
 
-const char *KEY = "sobot*&^%$#@!";
+
+static const uint8_t *getKey() {
+    const int len = 13;
+    uint8_t *src = malloc(len + 1);
+
+    for (int i = 0; i < len; ++i) {
+        switch (i) {
+            case 0:  src[i] = 's'; break;
+            case 1:  src[i] = 'o'; break;
+            case 2:  src[i] = 'b'; break;
+            case 3:  src[i] = 'o'; break;
+            case 4:  src[i] = 't'; break;
+            case 5:  src[i] = '*'; break;
+            case 6:  src[i] = '&'; break;
+            case 7:  src[i] = '^'; break;
+            case 8:  src[i] = '%'; break;
+            case 9:  src[i] = '$'; break;
+            case 10: src[i] = '#'; break;
+            case 11: src[i] = '@'; break;
+            case 12: src[i] = '!'; break;
+        }
+    }
+    src[len] = '\0';
+    return src;
+}
 
 char *jstringToChar(JNIEnv *env, jstring jstr) {
     char *rtn = NULL;
@@ -28,8 +52,8 @@ JNIEXPORT jstring JNICALL Java_com_sobot_chat_core_SobotUtil_getKey
     char *aa =jstringToChar(env,a);
     char *cc =jstringToChar(env,c);
     char *dd =jstringToChar(env,d);
-    char *result = (char *) malloc(strlen(aa) + strlen(dd)+ strlen(cc)+ strlen(KEY));
-    sprintf(result, "%s%s%s%s", aa,dd,cc,KEY);
+    char *result = (char *) malloc(strlen(aa) + strlen(dd)+ strlen(cc)+ strlen(getKey()));
+    sprintf(result, "%s%s%s%s", aa,dd,cc,getKey());
     MD5_CTX context = { 0 };
     MD5Init(&context);
     MD5Update(&context, result, strlen(result));