Initialization
µC/SMTPc requires no initialization.
Note that µC/TCP-IP must be initialized without error. Also, µC/DNSc must be initialize to resolve SMTP Server host name.
Sending an e-mail
#include <Source/smtp-c.h>
CPU_INT16S AppMailSend (void)
{
CPU_CHAR *p_server_addr;
SMTPc_MBOX from_mbox;
SMTPc_MBOX to_mbox1;
SMTPc_MBOX to_mbox2;
SMTPc_MBOX cc_mbox;
SMTPc_MBOX bcc_mbox;
SMTPc_MSG mail;
SMTPc_ERR err;
CPU_INT16U port;
NET_APP_SOCK_SECURE_CFG *p_secure_cfg;
p_server_addr = SERVER_IPV4;
/* ------------- INITIALIZE THE MAIL OBJ -------------- */
/* Set the email object mailbox and content to Null. */
/* All fields set to Null will be ignore in the email...*/
/* ...transmission. */
SMTPc_SetMsg (&mail, &err);
if (err != SMTPc_ERR_NONE) {
return (DEF_FAIL);
}
/* ---------------- SET MAIL ENVELOP ------------------ */
/* Set all the mailbox which the email is related to. */
/* SMTPc_MSG need at least the TO and FROM mailbox... */
/* ...in order to be sent properly. */
mail.From = &from_mbox; /* Set the FROM mailbox of the e-mail. */
SMTPc_SetMbox(mail.From, MAILBOX_FROM_NAME, MAILBOX_FROM_ADDR, &err);
if (err != SMTPc_ERR_NONE) {
return (DEF_FAIL);
}
mail.ToArray[0] = &to_mbox1; /* Set the TO mailbox of the e-mail. */
SMTPc_SetMbox(mail.ToArray[0], MAILBOX_TO_NAME_1, MAILBOX_TO_ADDR_1, &err);
if (err != SMTPc_ERR_NONE) {
return (DEF_FAIL);
}
/* Set the CC mailbox of the e-mail. */
mail.CCArray[0] = &cc_mbox;
SMTPc_SetMbox(mail.CCArray[0], MAILBOX_CC_NAME, MAILBOX_CC_ADDR, &err);
if (err != SMTPc_ERR_NONE) {
return (DEF_FAIL);
}
/* Set the BCC mailbox of the e-mail. */
mail.BCCArray[0] = &bcc_mbox;
SMTPc_SetMbox(mail.BCCArray[0], MAILBOX_BCC_NAME, MAILBOX_BCC_ADDR, &err);
if (err != SMTPc_ERR_NONE) {
return (DEF_FAIL);
}
/* The TO,CC and BCC mailbox array allow to send... */
/* ... e-mails to multiple destination. */
mail.ToArray[1] = &to_mbox2;
SMTPc_SetMbox(mail.ToArray[1], MAILBOX_TO_NAME_2, MAILBOX_TO_ADDR_2, &err);
if (err != SMTPc_ERR_NONE) {
return (DEF_FAIL);
}
/* ----------------- SET MAIL CONTENT ----------------- */
/* Set the message subject and body. */
mail.Subject = MSG_SUBJECT;
mail.ContentBodyMsg = MSG;
mail.ContentBodyMsgLen = sizeof(MSG);
/* ---------------- SET CONN SECURITY ----------------- */
port = SMTPc_CFG_IPPORT;
p_secure_cfg = DEF_NULL;
/* -------------------- SEND MAIL --------------------- */
SMTPc_Send( p_server_addr,
port,
USERNAME,
PASSWORD,
p_secure_cfg,
&mail,
&err);
if (err != SMTPc_ERR_NONE) {
return (DEF_FAIL);
}
return (DEF_OK);
}