fix: correct reading for hash function

src/ctx/check.c

@@ -31,6 +31,8 @@ bool lm_ctx_check(lm_ctx_t *ctx, lm_pkg_t *pkg, lm_ctx_check_callback_t callback
     join(fp, ctx->root, path);
     current++;
 
+    pdebug(__func__, "(%d/%d) checking %s", current, total, fp);
+
     if(NULL != callback)
       if(!callback(ctx, pkg, fp, current, total, data))
         goto end;

src/database/files.c

@@ -248,13 +248,15 @@ void lm_database_files_next_free(lm_database_t *db, lm_pkg_t *pkg, char **path,
     return;
   }
 
-  if(NULL != db->files_st)
+  if(NULL != db->files_st){
     sqlite3_finalize(db->files_st);
+    db->files_st = NULL;
+  }
  
-  if(NULL == *path)
+  if(NULL != path)
     free(*path);
 
-  if(NULL == *hash)
+  if(NULL != hash)
     free(*hash);
 
   *keep = false;

src/util.c

@@ -447,6 +447,7 @@ char *get_md5(char *path) {
   size_t        read = 0;
 
   alg = EVP_md5();
+  ctx = EVP_MD_CTX_new();
   bzero(buffer, sizeof(buffer));
   bzero(digest, sizeof(digest));
 
@@ -460,7 +461,7 @@ char *get_md5(char *path) {
     return NULL;
   }
 
-  while ((read = fread(buffer, sizeof(buffer), 1, file)) > 0)
+  while ((read = fread(buffer, 1, sizeof(buffer), file)) > 0)
     EVP_DigestUpdate(ctx, buffer, read);
 
   EVP_DigestFinal(ctx, digest, &digest_len);
@@ -469,7 +470,8 @@ char *get_md5(char *path) {
   sum = malloc((digest_len * 2) + 1);
 
   for (int i = 0; i < sizeof(digest); i++)
-    sprintf(&sum[i * 2], "%02x", (unsigned int)digest[i]);
+    sprintf(&sum[i * 2], "%02x", digest[i]);
 
+  fclose(file);
   return sum;
 }