[Feature] Add parsers for SMTP address in ragel

1 files changed, 77 insertions, 0 deletions

diff --git a/src/ragel/smtp_addr_parser.rl b/src/ragel/smtp_addr_parser.rl
new file mode 100644
index 000000000..5d08d7d4f
--- /dev/null
+++ b/src/ragel/smtp_addr_parser.rl
@@ -0,0 +1,77 @@
+%%{
+
+  machine smtp_addr_parser;
+
+  action User_start {
+    addr->user = p;
+    addr->addr = p;
+  }
+
+  action User_end {
+    if (addr->user) {
+      addr->user_len = p - addr->user;
+    }
+  }
+
+  action Domain_start {
+    addr->domain = p;
+  }
+
+  action Domain_end {
+    if (addr->domain) {
+      addr->domain_len = p - addr->domain;
+    }
+  }
+
+  action Domain_addr_start {
+    addr->domain = p;
+    addr->flags |= RSPAMD_EMAIL_ADDR_IP;
+  }
+
+  action Domain_addr_end {
+    if (addr->domain) {
+      addr->domain_len = p - addr->domain;
+    }
+  }
+
+  action Quoted_addr {
+    addr->flags |= RSPAMD_EMAIL_ADDR_QUOTED;
+  }
+
+  action Empty_addr {
+    addr->flags |= RSPAMD_EMAIL_ADDR_EMPTY;
+    addr->addr = "";
+  }
+
+  action Valid_addr {
+    addr->flags |= RSPAMD_EMAIL_ADDR_VALID;
+  }
+
+  action Angled_addr {
+    addr->flags |= RSPAMD_EMAIL_ADDR_BRACED;
+  }
+
+  include smtp_address "smtp_address.rl";
+
+  main := SMTPAddr;
+}%%
+
+%% write data;
+
+static int
+rspamd_smtp_addr_parse (const char *data, size_t len, struct rspamd_email_address *addr)
+{
+  const char *p = data, *pe = data + len, *eof;
+  int cs;
+
+  g_assert (addr != NULL);
+  memset (addr, 0, sizeof (*addr));
+  addr->raw = data;
+  addr->raw_len = len;
+  eof = pe;
+
+  %% write init;
+  %% write exec;
+
+  return cs;
+}