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Diffstat (limited to 'mailutils/sendmail.c')
-rw-r--r--mailutils/sendmail.c64
1 files changed, 55 insertions, 9 deletions
diff --git a/mailutils/sendmail.c b/mailutils/sendmail.c
index ec97cf8..a2eda69 100644
--- a/mailutils/sendmail.c
+++ b/mailutils/sendmail.c
@@ -6,6 +6,38 @@
*
* Licensed under GPLv2, see file LICENSE in this source tree.
*/
+
+//usage:#define sendmail_trivial_usage
+//usage: "[OPTIONS] [RECIPIENT_EMAIL]..."
+//usage:#define sendmail_full_usage "\n\n"
+//usage: "Read email from stdin and send it\n"
+//usage: "\nStandard options:"
+//usage: "\n -t Read additional recipients from message body"
+//usage: "\n -f SENDER Sender (required)"
+//usage: "\n -o OPTIONS Various options. -oi implied, others are ignored"
+//usage: "\n -i -oi synonym. implied and ignored"
+//usage: "\n"
+//usage: "\nBusybox specific options:"
+//usage: "\n -v Verbose"
+//usage: "\n -w SECS Network timeout"
+//usage: "\n -H 'PROG ARGS' Run connection helper"
+//usage: "\n Examples:"
+//usage: "\n -H 'exec openssl s_client -quiet -tls1 -starttls smtp"
+//usage: "\n -connect smtp.gmail.com:25' <email.txt"
+//usage: "\n [4<username_and_passwd.txt | -au<username> -ap<password>]"
+//usage: "\n -H 'exec openssl s_client -quiet -tls1"
+//usage: "\n -connect smtp.gmail.com:465' <email.txt"
+//usage: "\n [4<username_and_passwd.txt | -au<username> -ap<password>]"
+//usage: "\n -S HOST[:PORT] Server"
+//usage: "\n -au<username> Username for AUTH LOGIN"
+//usage: "\n -ap<password> Password for AUTH LOGIN"
+//usage: "\n -am<method> Authentication method. Ignored. LOGIN is implied"
+//usage: "\n"
+//usage: "\nOther options are silently ignored; -oi -t is implied"
+//usage: IF_MAKEMIME(
+//usage: "\nUse makemime applet to create message with attachments"
+//usage: )
+
#include "libbb.h"
#include "mail.h"
@@ -13,23 +45,35 @@
// set to 0 to not limit
#define MAX_HEADERS 256
+static void send_r_n(const char *s)
+{
+ if (verbose)
+ bb_error_msg("send:'%s'", s);
+ printf("%s\r\n", s);
+}
+
static int smtp_checkp(const char *fmt, const char *param, int code)
{
char *answer;
- const char *msg = command(fmt, param);
+ char *msg = send_mail_command(fmt, param);
// read stdin
- // if the string has a form \d\d\d- -- read next string. E.g. EHLO response
+ // if the string has a form NNN- -- read next string. E.g. EHLO response
// parse first bytes to a number
// if code = -1 then just return this number
// if code != -1 then checks whether the number equals the code
// if not equal -> die saying msg
- while ((answer = xmalloc_fgetline(stdin)) != NULL)
+ while ((answer = xmalloc_fgetline(stdin)) != NULL) {
+// if (verbose)
+ bb_error_msg("recv:'%.*s' %d", (int)(strchrnul(answer, '\r') - answer), answer, verbose);
if (strlen(answer) <= 3 || '-' != answer[3])
break;
+ free(answer);
+ }
if (answer) {
int n = atoi(answer);
if (timeout)
alarm(0);
+ free(msg);
free(answer);
if (-1 == code || n == code)
return n;
@@ -86,6 +130,7 @@ int sendmail_main(int argc UNUSED_PARAM, char **argv)
OPT_H = 1 << 5, // use external connection helper
OPT_S = 1 << 6, // specify connection string
OPT_a = 1 << 7, // authentication tokens
+ OPT_v = 1 << 8, // verbosity
};
// init global variables
@@ -96,12 +141,13 @@ int sendmail_main(int argc UNUSED_PARAM, char **argv)
G.fp0 = xfdopen_for_read(3);
// parse options
- // -f is required. -H and -S are mutually exclusive
- opt_complementary = "f:w+:H--S:S--H:a::";
+ // -v is a counter, -f is required. -H and -S are mutually exclusive, -a is a list
+ opt_complementary = "vv:f:w+:H--S:S--H:a::";
// N.B. since -H and -S are mutually exclusive they do not interfere in opt_connect
// -a is for ssmtp (http://downloads.openwrt.org/people/nico/man/man8/ssmtp.8.html) compatibility,
// it is still under development.
- opts = getopt32(argv, "tf:o:iw:H:S:a::", &opt_from, NULL, &timeout, &opt_connect, &opt_connect, &list);
+ opts = getopt32(argv, "tf:o:iw:H:S:a::v", &opt_from, NULL,
+ &timeout, &opt_connect, &opt_connect, &list, &verbose);
//argc -= optind;
argv += optind;
@@ -214,7 +260,7 @@ int sendmail_main(int argc UNUSED_PARAM, char **argv)
if ('.' == s[0] /*&& '\0' == s[1] */)
printf(".");
// dump read line
- printf("%s\r\n", s);
+ send_r_n(s);
free(s);
continue;
}
@@ -261,14 +307,14 @@ int sendmail_main(int argc UNUSED_PARAM, char **argv)
goto bail;
// dump the headers
while (list) {
- printf("%s\r\n", (char *) llist_pop(&list));
+ send_r_n((char *) llist_pop(&list));
}
// stop analyzing headers
code++;
// N.B. !s means: we read nothing, and nothing to be read in the future.
// just dump empty line and break the loop
if (!s) {
- puts("\r");
+ send_r_n("");
break;
}
// go dump message body