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authorDirk-Jan C. Binnema <djcb@djcbsoftware.nl>2025-09-12 19:46:23 +0300
committerDirk-Jan C. Binnema <djcb@djcbsoftware.nl>2025-09-12 19:06:21 +0300
commit8209e802e3c331e2dd0eb67fce18aa2a3019fed4 (patch)
tree519b16498bfe829a0f7c91e011b81cc75625efce /lib
parent97d6a41823a76351ed26693b8db167cc6ee14881 (diff)
labels: tighten labels regexp
Diffstat (limited to 'lib')
-rw-r--r--lib/message/mu-labels.cc11
1 files changed, 7 insertions, 4 deletions
diff --git a/lib/message/mu-labels.cc b/lib/message/mu-labels.cc
index c3822dd..87b92e3 100644
--- a/lib/message/mu-labels.cc
+++ b/lib/message/mu-labels.cc
@@ -51,16 +51,16 @@ Mu::Labels::validate_label(const std::string &label)
if (::iscntrl(uc))
return Err(Error{Error::Code::InvalidArgument,
- "control character {} is not allowed",
+ "control character {} not allowed in label",
static_cast<int>(uc)});
if (::isblank(uc))
return Err(Error{Error::Code::InvalidArgument,
- "blank character {} is not allowed",
+ "blank character {} not allowed in label",
static_cast<int>(uc)});
- if (uc == '"' || uc == '\'' || uc == '`' ||
+ if (uc == '"' || uc == '\'' || uc == '`' || uc == ',' ||
uc == '\\' || uc == '/' || uc == '$')
return Err(Error{Error::Code::InvalidArgument,
- "character '{}' is not allowed", uc});
+ "character '{}' not allowed in label", uc});
}
return Ok();
@@ -217,11 +217,14 @@ test_validate_label()
g_assert_true(!!validate_label("@raven+king"));
g_assert_true(!!validate_label("operation:mindcrime"));
g_assert_true(!!validate_label("😨"));
+ g_assert_true(!!validate_label("foo%bar+1"));
g_assert_false(!!validate_label("norrell strange"));
g_assert_false(!!validate_label(""));
g_assert_false(!!validate_label("+"));
g_assert_false(!!validate_label("-"));
+ g_assert_false(!!validate_label("foo$bar"));
+ g_assert_false(!!validate_label("foo,bar"));
g_assert_false(!!validate_label("foo`bar"));
g_assert_false(!!validate_label("\"quoted\""));
}