diff --git a/src/lib/backup.sh b/src/lib/backup.sh
index 7dcced8..463d2dc 100644
--- a/src/lib/backup.sh
+++ b/src/lib/backup.sh
@@ -30,21 +30,22 @@ process_source() {
     # Process Path-only URI
     if [[ "$scheme" == "$uri" ]]; then scheme='file'; fi
 
-    echo -e "Processing source $uri ..."
+    echo -e "Processing source $uri ..." |
+        sed 's/:\/\//\[auth\]/;s/:.*@/:xxx@/;s/\[auth\]/:\/\//'
+        # ^^^ hide password from output ^^^
 
     case "$scheme" in
-        file)       handler='handler::tar';;
-        mysql)      handler='handler::mysqldump';;
-        postgres)   handler='handler::pg_dump';;
-        sqlite)     handler='handler::sqlite';;
+        file)           handler='src_tar';;
+        mysql|mariadb)  handler='src_mysqldump';;
+        postgres)       handler='src_pg_dump';;
+        sqlite)         handler='src_sqlite';;
         *)  # shellcheck disable=SC2154
-            # '__user_script' is assigned in main script.
-            echo "Error: $__user_script: Unsupported URI scheme: $scheme" >&2
+            # 'backup_script' is assigned in main script.
+            echo "Error: $backup_script: Unsupported URI scheme: $scheme" >&2
             exit 1;;
     esac
 
     # Run handler function
-    [ "$__verbose" ] && echo "Run handler ${handler}()"
     "$handler" "$uri"
 }
 
@@ -65,20 +66,19 @@ process_target() {
     echo -e "Processing target $uri ..."
 
     case "$scheme" in
-        file)   handler='handler::cp';;
-        ftp)    handler='handler::ftp';;
-        sftp)   handler='handler::sftp';;
-        rsync)  handler='handler::rsync';;
-        s3)     handler='handler::s3';;
-        sj)     handler='handler::sj';;
-        swift)  handler='handler::swift';;
-        dav)    handler='handler::dav';;
-        davs)   handler='handler::davs';;
+        file)   handler='tgt_cp';;
+        ftp)    handler='tgt_ftp';;
+        sftp)   handler='tgt_sftp';;
+        rsync)  handler='tgt_rsync';;
+        s3)     handler='tgt_s3';;
+        sj)     handler='tgt_sj';;
+        swift)  handler='tgt_swift';;
+        dav)    handler='tgt_dav';;
+        davs)   handler='tgt_davs';;
         *) echo "Error: Unsupported URI scheme: $scheme" >&2; exit 1;;
     esac
 
     # Run handler function
-    [ "$__verbose" ] && echo "Run handler ${handler}()"
     "$handler" "$uri"
 }
 
@@ -97,25 +97,3 @@ builtin_backup() {
         process_target "$target"
     done
 }
-
-# ---------------------------------------------------------- #
-# * Helper functions                                         #
-# ---------------------------------------------------------- #
-
-gen_backup_name() {
-    # Generate backup file name. Write resulting string to STDOUT.
-    #
-    # Usage: gen_backup_name NAME_EXT
-
-    local name
-    local name_ext
-
-    name_prefix="${name_prefix:-${__user_script}_}"
-    # shellcheck disable=SC2154
-    name="$(basename "$path")" # 'path' is variable parsed from URI
-    name_ext="$1"
-    name_date_fmt="${name_date_fmt:-_%Y.%m.%d}"
-    name_suffix="${name_suffix:--%H%M}"
-
-    date +"${name_prefix}${name}${name_date_fmt}${name_suffix}${name_ext}"
-}