/*
header_parse() -- Break headers into seperate entries
*/
void header_parse(FILE *stream)
{
size_t size = BUF_SZ, len = 0;
char *p = (char *)NULL, *q = NULL;
bool_t in_header = True;
char l = 0;
int c;
while(in_header && ((c = fgetc(stream)) != EOF)) {
/* Must have space for up to two more characters, since we
may need to insert a '\r' */
if((p == (char *)NULL) || (len >= (size - 1))) {
size += BUF_SZ;
p = (char *)realloc(p, (size * sizeof(char)));
if(p == (char *)NULL) {
die("header_parse() -- realloc() failed");
}
q = (p + len);
}
len++;
if(l == '\n') {
switch(c) {
case ' ':
case '\t':
/* Must insert '\r' before '\n's embedded in header
fields otherwise qmail won't accept our mail
because a bare '\n' violates some RFC */
*(q - 1) = '\r'; /* Replace previous \n with \r */
*q++ = '\n'; /* Insert \n */
len++;
break;
case '\n':
in_header = False;
default:
*q = '\0';
if((q = strrchr(p, '\n'))) {
*q = '\0';
}
header_save(p);
q = p;
len = 0;
}
}
*q++ = c;
l = c;
}
(void)free(p);
}
/*
read_config() -- Open and parse config file and extract values of variables
*/
bool_t read_config()
{
char buf[(BUF_SZ + 1)], *p, *q, *r;
FILE *fp;
if(config_file == (char *)NULL) {
config_file = strdup(CONFIGURATION_FILE);
if(config_file == (char *)NULL) {
die("parse_config() -- strdup() failed");
}
}
if((fp = fopen(config_file, "r")) == NULL) {
return(False);
}
while(fgets(buf, sizeof(buf), fp)) {
char *begin=buf;
char *rightside;
/* Make comments invisible */
if((p = strchr(buf, '#'))) {
*p = (char)NULL;
}
/* Ignore malformed lines and comments */
if(strchr(buf, '=') == (char *)NULL) continue;
/* Parse out keywords */
p=firsttok(&begin, "= \t\n");
if(p){
rightside=begin;
q = firsttok(&begin, "= \t\n");
}
if(p && q) {
if(strcasecmp(p, "Root") == 0) {
if((root = strdup(q)) == (char *)NULL) {
die("parse_config() -- strdup() failed");
}
if(log_level > 0) {
log_event(LOG_INFO, "Set Root=\"%s\"\n", root);
}
}
else if(strcasecmp(p, "MailHub") == 0) {
if((r = strchr(q, ':')) != NULL) {
*r++ = '\0';
port = atoi(r);
}
if((mailhost = strdup(q)) == (char *)NULL) {
die("parse_config() -- strdup() failed");
}
if(log_level > 0) {
log_event(LOG_INFO, "Set MailHub=\"%s\"\n", mailhost);
log_event(LOG_INFO, "Set RemotePort=\"%d\"\n", port);
}
}
else if(strcasecmp(p, "HostName") == 0) {
free(hostname);
hostname = strdup(q);
if (!hostname) {
die("parse_config() -- strdup() failed");
}
if(log_level > 0) {
log_event(LOG_INFO, "Set HostName=\"%s\"\n", hostname);
}
}
else if(strcasecmp(p,"AddHeader") == 0) {
if((r = firsttok(&rightside, "\n#")) != NULL) {
header_save(r);
free(r);
} else {
die("cannot AddHeader");
}
if(log_level > 0 ) {
log_event(LOG_INFO, "Set AddHeader=\"%s\"\n", q);
}
}
#ifdef REWRITE_DOMAIN
else if(strcasecmp(p, "RewriteDomain") == 0) {
if((p = strrchr(q, '@'))) {
mail_domain = strdup(++p);
log_event(LOG_ERR,
"Set RewriteDomain=\"%s\" is invalid\n", q);
log_event(LOG_ERR,
"Set RewriteDomain=\"%s\" used\n", mail_domain);
}
else {
mail_domain = strdup(q);
}
if(mail_domain == (char *)NULL) {
die("parse_config() -- strdup() failed");
}
rewrite_domain = True;
if(log_level > 0) {
log_event(LOG_INFO,
"Set RewriteDomain=\"%s\"\n", mail_domain);
}
}
#endif
else if(strcasecmp(p, "FromLineOverride") == 0) {
if(strcasecmp(q, "YES") == 0) {
override_from = True;
}
else {
override_from = False;
}
if(log_level > 0) {
log_event(LOG_INFO,
"Set FromLineOverride=\"%s\"\n",
override_from ? "True" : "False");
}
}
else if(strcasecmp(p, "RemotePort") == 0) {
port = atoi(q);
if(log_level > 0) {
log_event(LOG_INFO, "Set RemotePort=\"%d\"\n", port);
}
}
#ifdef HAVE_SSL
else if(strcasecmp(p, "UseTLS") == 0) {
if(strcasecmp(q, "YES") == 0) {
use_tls = True;
}
else {
use_tls = False;
use_starttls = False;
}
if(log_level > 0) {
log_event(LOG_INFO,
"Set UseTLS=\"%s\"\n", use_tls ? "True" : "False");
}
}
else if(strcasecmp(p, "UseSTARTTLS") == 0) {
if(strcasecmp(q, "YES") == 0) {
use_starttls = True;
use_tls = True;
}
else {
use_starttls = False;
}
if(log_level > 0) {
log_event(LOG_INFO,
"Set UseSTARTTLS=\"%s\"\n", use_tls ? "True" : "False");
}
}
else if(strcasecmp(p, "UseTLSCert") == 0) {
if(strcasecmp(q, "YES") == 0) {
use_cert = True;
}
else {
use_cert = False;
}
if(log_level > 0) {
log_event(LOG_INFO,
"Set UseTLSCert=\"%s\"\n",
use_cert ? "True" : "False");
}
}
else if(strcasecmp(p, "TLSCert") == 0) {
if((tls_cert = strdup(q)) == (char *)NULL) {
die("parse_config() -- strdup() failed");
}
if(log_level > 0) {
log_event(LOG_INFO, "Set TLSCert=\"%s\"\n", tls_cert);
}
}
#endif
/* Command-line overrides these */
else if(strcasecmp(p, "AuthUser") == 0 && !auth_user) {
if((auth_user = strdup(q)) == (char *)NULL) {
die("parse_config() -- strdup() failed");
}
if(log_level > 0) {
log_event(LOG_INFO, "Set AuthUser=\"%s\"\n", auth_user);
}
}
else if(strcasecmp(p, "AuthPass") == 0 && !auth_pass) {
if((auth_pass = strdup(q)) == (char *)NULL) {
die("parse_config() -- strdup() failed");
}
if(log_level > 0) {
log_event(LOG_INFO, "Set AuthPass=\"%s\"\n", auth_pass);
}
}
else if(strcasecmp(p, "AuthMethod") == 0 && !auth_method) {
if((auth_method = strdup(q)) == (char *)NULL) {
die("parse_config() -- strdup() failed");
}
if(log_level > 0) {
log_event(LOG_INFO, "Set AuthMethod=\"%s\"\n", auth_method);
}
}
else if(strcasecmp(p, "UseOldAUTH") == 0) {
if(strcasecmp(q, "YES") == 0) {
use_oldauth = True;
}
else {
use_oldauth = False;
}
if(log_level > 0) {
log_event(LOG_INFO,
"Set UseOldAUTH=\"%s\"\n",
use_oldauth ? "True" : "False");
}
}
else if (strcasecmp(p, "Debug") == 0)
{
if (strcasecmp(q, "YES") == 0)
{
log_level = 1;
}
else
{
log_level = 0;
}
}
else {
log_event(LOG_INFO, "Unable to set %s=\"%s\"\n", p, q);
}
free(p);
free(q);
}
}
(void)fclose(fp);
return(True);
}
