c5ad21d92b
Submitted by Patroklos Argyroudis <argp@bsd.gr>. This program is a minimal SMTP client that takes an email message body and passes it on to a SMTP server (default is the MTA on the local host). Since it is completely self-supporting, it is especially suitable for use in restricted environments.
33 lines
1.1 KiB
Plaintext
33 lines
1.1 KiB
Plaintext
$OpenBSD: patch-smtpclient_main_c,v 1.1.1.1 2001/08/13 01:06:41 naddy Exp $
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--- smtpclient_main.c.orig Wed Aug 1 15:25:22 2001
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+++ smtpclient_main.c Wed Aug 1 15:33:07 2001
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@@ -86,7 +86,7 @@ void log(char *str, ...)
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char buf[1024];
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va_start(ap, str);
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- vsprintf(buf, str, ap);
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+ vsnprintf(buf, 1024, str, ap);
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if (usesyslog)
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syslog(LOG_ERR, "SMTPclient: %s", buf);
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else
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@@ -395,16 +395,16 @@ int main(int argc, char **argv)
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log("%s: unknown host\n", my_name);
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exit(1);
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}
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- strcpy(my_name, hp->h_name);
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+ strlcpy(my_name, hp->h_name, sizeof(my_name));
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/*
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* Determine from address.
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*/
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if (from_addr == NULL) {
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if ((pwd = getpwuid(getuid())) == 0) {
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- sprintf(buf, "userid-%d@%s", getuid(), my_name);
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+ snprintf(buf, (sizeof(buf) - 1), "userid-%d@%s", getuid(), my_name);
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} else {
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- sprintf(buf, "%s@%s", pwd->pw_name, my_name);
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+ snprintf(buf, (sizeof(buf) - 1), "%s@%s", pwd->pw_name, my_name);
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}
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from_addr = strdup(buf);
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}
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