1 files changed, 96 insertions, 0 deletions
diff --git a/include/stellar/mail.h b/include/stellar/mail.h
new file mode 100644
index 0000000..a7e8a27
--- /dev/null
+++ b/include/stellar/mail.h
@@ -0,0 +1,96 @@
+#pragma once
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <stddef.h>
+#include <stdint.h>
+
+#include "stellar/session.h"
+#include "stellar/module.h"
+
+#define MAIL_MODULE_NAME "MAIL_MODULE"
+
+enum MAIL_COMMAND {
+    MAIL_CMD_USERNAME,
+    MAIL_CMD_PASSWORD,
+    MAIL_CMD_STARTTLS,
+    MAIL_CMD_MAIL_FROM,
+    MAIL_CMD_RCPT_TO,
+    MAIL_CMD_EHLO,
+    MAIL_CMD_OTHER,
+    MAIL_CMD_MAX,
+};
+
+enum MAIL_PROTOCOL {
+    MAIL_PROTOCOL_SMTP,
+    MAIL_PROTOCOL_POP3,
+    MAIL_PROTOCOL_IMAP,
+    MAIL_PROTOCOL_MAX,
+};
+
+struct mail_header_field {
+    char *field_name;
+    size_t field_name_len;
+    char *field_value;
+    size_t field_value_len;
+};
+
+struct mail_header {
+    struct mail_header_field *from;
+    struct mail_header_field *to;
+    struct mail_header_field *cc;
+    struct mail_header_field *bcc;
+    struct mail_header_field *reply_to;
+    struct mail_header_field *date;
+    struct mail_header_field *subject;
+
+    struct mail_header_field *header_fields;
+    size_t n_header_fields;
+};
+
+typedef void mail_command_callback_func(struct session *sess,
+                                                    enum MAIL_PROTOCOL mail_protocol, size_t mail_seq,
+                                                    enum MAIL_COMMAND command,
+                                                    char *cmd_arg, size_t cmd_arg_len,
+                                                    char *cmd_line, size_t cmd_line_len,
+                                                    void *arg);
+
+typedef void mail_header_callback_func(struct session *sess,
+                                                    enum MAIL_PROTOCOL mail_protocol, size_t mail_seq,
+                                                    struct mail_header *header,
+                                                    void *arg);
+
+typedef void mail_body_callback_func(struct session *sess,
+                                                    enum MAIL_PROTOCOL mail_protocol, size_t mail_seq,
+                                                    char *body, size_t body_len, size_t offset, int is_finish,
+                                                    void *arg);
+
+typedef void mail_attachment_callback_func(struct session *sess,
+                                                    enum MAIL_PROTOCOL mail_protocol, size_t mail_seq,
+                                                    char *name, size_t name_len,
+                                                    char *attachment, size_t attachment_len, size_t offset, int is_finish,
+                                                    void *arg);
+
+typedef void mail_eml_callback_func(struct session *sess,
+                                                    enum MAIL_PROTOCOL mail_protocol,
+                                                    char *eml, size_t eml_len, size_t offset, int is_finish,
+                                                    void *arg);
+
+
+struct mail_decoder;
+struct mail_decoder *module_to_mail_decoder(struct module *module);
+int mail_subscribe(struct mail_decoder *decoder,
+                        mail_command_callback_func *command_cb,
+                        mail_header_callback_func *header_cb,
+                        mail_body_callback_func *data_cb,
+                        mail_attachment_callback_func *attachment_cb,
+                        mail_eml_callback_func *eml_cb,
+                        void *arg);
+
+#ifdef __cplusplus
+}
+#endif
+