diff options
Diffstat (limited to 'src/qmail-smtpam.c')
| -rw-r--r-- | src/qmail-smtpam.c | 35 |
1 files changed, 26 insertions, 9 deletions
diff --git a/src/qmail-smtpam.c b/src/qmail-smtpam.c index 89105c3..77f0718 100644 --- a/src/qmail-smtpam.c +++ b/src/qmail-smtpam.c @@ -38,19 +38,20 @@ #define MAX_SIZE 200000000 #define HUGESMTPTEXT 5000 -#define PORT_SMTP 25 /* silly rabbit, /etc/services is for users */ +#define PORT_SMTP 25 // silly rabbit, /etc/services is for users #define PORT_SMTPS 465 #define VERIFYDEPTH 1 #define FDPAM 3 #define WHO "qmail-smtpam" -/** @file qmail-smtpam.c -- TLS enabled SMTP PAM to check mailbox at remote MX - */ +/** + * @file qmail-smtpam.c -- TLS enabled SMTP PAM to check mailbox at remote MX + */ int flagauth = 0; /* 1 = login; 2 = plain; 3 =crammd5 */ int flagsmtps = 0; /* RFC 8314 - 'implicit TLS' */ -int flagtls = 0; /* -2 = rejected; -1 = not; 0 = no, default; +int flagtls = 0; /* -2 = rejected; -1 = not; 0 = no, default; > 0 see tls_remote.c +10 = SMTPS; +20 = QMTPS; 100 = active TLS connection */ int flagverify = 0; /* 1 = verify Cert against CA ; -1 = Cert pinning */ @@ -58,10 +59,10 @@ int flagutf8mail = 0; unsigned long port = PORT_SMTP; -GEN_ALLOC_typedef(saa, stralloc, sa, len, a) - GEN_ALLOC_readyplus(saa, stralloc, sa, len, a, i, n, x, 10, saa_readyplus) +GEN_ALLOC_typedef(saa, stralloc, sa, len, a); +GEN_ALLOC_readyplus(saa, stralloc, sa, len, a, i, n, x, 10, saa_readyplus); - stralloc helohost = {0}; +stralloc helohost = {0}; stralloc host = {0}; stralloc ports = {0}; stralloc remotehost = {0}; @@ -89,16 +90,19 @@ void out(char *s) { if (buffer_puts(buffer_1small, s) == -1) _exit(111); } + void zero() { if (buffer_put(buffer_1small, "\0", 1) == -1) _exit(111); } + void zerodie() { zero(); buffer_flush(buffer_1small); _exit(111); } + void outsafe(stralloc *sa) { int i; @@ -116,16 +120,19 @@ void temp_noip() out("Zinvalid ipaddr in control/domainips (#4.3.0)\n"); zerodie(); } + void temp_nomem() { out("ZOut of memory. (#4.3.0)\n"); zerodie(); } + void temp_oserr() { out("ZSystem resources temporarily unavailable. (#4.3.0)\n"); zerodie(); } + void temp_osip() { out("ZCan't bind to local ip address: "); @@ -133,11 +140,13 @@ void temp_osip() out(". (#4.3.0)\n"); zerodie(); } + void temp_noconn() { out("ZSorry, I wasn't able to establish an SMTP connection. (#4.4.1)\n"); zerodie(); } + void temp_dnscanon() { out("ZCNAME lookup failed temporarily for: "); @@ -145,6 +154,7 @@ void temp_dnscanon() out(". (#4.4.3)\n"); zerodie(); } + void temp_dns() { out("ZSorry, I couldn't find any host named: "); @@ -152,21 +162,25 @@ void temp_dns() out(". (#4.1.2)\n"); zerodie(); } + void temp_chdir() { out("ZUnable to switch to home directory. (#4.3.0)\n"); zerodie(); } + void temp_control() { out("ZUnable to read control files. (#4.3.0)\n"); zerodie(); } + void perm_usage() { out("Dqmail-smtpam was invoked improperly. (#5.3.5)\n"); zerodie(); } + void perm_dns() { out("DSorry, I couldn't find any host named: "); @@ -174,6 +188,7 @@ void perm_dns() out(". (#5.1.2)\n"); zerodie(); } + void outhost() { char ipaddr[IPFMT]; @@ -262,7 +277,7 @@ unsigned long smtpcode() void outsmtptext() { int i; - if (smtptext.s) + if (smtptext.s) { if (smtptext.len) { out("Remote host said: "); for (i = 0; i < smtptext.len; ++i) @@ -270,6 +285,7 @@ void outsmtptext() if (buffer_put(buffer_1small, smtptext.s, smtptext.len) == -1) _exit(111); smtptext.len = 0; } + } } void quit(char *prepend, char *append) @@ -443,12 +459,13 @@ void smtp() if (flagutf8mail) buffer_puts(&bo, " SMTPUTF8"); - if (flagtls > 0 && flagtls < 10) /* STARTTLS */ + if (flagtls > 0 && flagtls < 10) { /* STARTTLS */ if (starttls_peer()) { smtp_starttls(); } else if (flagtls > 2) { temp_tlshost(); } + } buffer_puts(&bo, "MAIL FROM:<>"); if (flagutf8mail) buffer_puts(&bo, " SMTPUTF8"); |