|
@ -0,0 +1,384 @@ |
|
|
|
|
|
--- a/ssmtp.c
|
|
|
|
|
|
+++ b/ssmtp.c
|
|
|
|
|
|
@@ -51,21 +51,21 @@ bool_t use_oldauth = False; /* use old
|
|
|
|
|
|
|
|
|
|
|
|
#define ARPADATE_LENGTH 32 /* Current date in RFC format */ |
|
|
|
|
|
char arpadate[ARPADATE_LENGTH]; |
|
|
|
|
|
-char *auth_user = (char)NULL;
|
|
|
|
|
|
-char *auth_pass = (char)NULL;
|
|
|
|
|
|
-char *auth_method = (char)NULL; /* Mechanism for SMTP authentication */
|
|
|
|
|
|
-char *mail_domain = (char)NULL;
|
|
|
|
|
|
-char *from = (char)NULL; /* Use this as the From: address */
|
|
|
|
|
|
+char *auth_user = NULL;
|
|
|
|
|
|
+char *auth_pass = NULL;
|
|
|
|
|
|
+char *auth_method = NULL; /* Mechanism for SMTP authentication */
|
|
|
|
|
|
+char *mail_domain = NULL;
|
|
|
|
|
|
+char *from = NULL; /* Use this as the From: address */
|
|
|
|
|
|
char *hostname; |
|
|
|
|
|
char *mailhost = "mailhub"; |
|
|
|
|
|
-char *minus_f = (char)NULL;
|
|
|
|
|
|
-char *minus_F = (char)NULL;
|
|
|
|
|
|
+char *minus_f = NULL;
|
|
|
|
|
|
+char *minus_F = NULL;
|
|
|
|
|
|
char *gecos; |
|
|
|
|
|
-char *prog = (char)NULL;
|
|
|
|
|
|
+char *prog = NULL;
|
|
|
|
|
|
char *root = NULL; |
|
|
|
|
|
char *tls_cert = "/etc/ssl/certs/ssmtp.pem"; /* Default Certificate */ |
|
|
|
|
|
-char *uad = (char)NULL;
|
|
|
|
|
|
-char *config_file = (char)NULL; /* alternate configuration file */
|
|
|
|
|
|
+char *uad = NULL;
|
|
|
|
|
|
+char *config_file = NULL; /* alternate configuration file */
|
|
|
|
|
|
|
|
|
|
|
|
headers_t headers, *ht; |
|
|
|
|
|
|
|
|
|
|
|
@@ -257,7 +257,7 @@ char *strip_post_ws(char *str)
|
|
|
|
|
|
|
|
|
|
|
|
p = (str + strlen(str)); |
|
|
|
|
|
while(isspace(*--p)) { |
|
|
|
|
|
- *p = (char)NULL;
|
|
|
|
|
|
+ *p = '\0';
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
return(p); |
|
|
|
|
|
@@ -275,7 +275,7 @@ char *addr_parse(char *str)
|
|
|
|
|
|
#endif |
|
|
|
|
|
|
|
|
|
|
|
/* Simple case with email address enclosed in <> */ |
|
|
|
|
|
- if((p = strdup(str)) == (char *)NULL) {
|
|
|
|
|
|
+ if((p = strdup(str)) == NULL) {
|
|
|
|
|
|
die("addr_parse(): strdup()"); |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
@@ -283,7 +283,7 @@ char *addr_parse(char *str)
|
|
|
|
|
|
q++; |
|
|
|
|
|
|
|
|
|
|
|
if((p = strchr(q, '>'))) { |
|
|
|
|
|
- *p = (char)NULL;
|
|
|
|
|
|
+ *p = '\0';
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
#if 0 |
|
|
|
|
|
@@ -306,7 +306,7 @@ char *addr_parse(char *str)
|
|
|
|
|
|
q = strip_post_ws(p); |
|
|
|
|
|
if(*q == ')') { |
|
|
|
|
|
while((*--q != '(')); |
|
|
|
|
|
- *q = (char)NULL;
|
|
|
|
|
|
+ *q = '\0';
|
|
|
|
|
|
} |
|
|
|
|
|
(void)strip_post_ws(p); |
|
|
|
|
|
|
|
|
|
|
|
@@ -359,7 +359,7 @@ bool_t standardise(char *str, bool_t *li
|
|
|
|
|
|
*linestart = False; |
|
|
|
|
|
|
|
|
|
|
|
if((p = strchr(str, '\n'))) { |
|
|
|
|
|
- *p = (char)NULL;
|
|
|
|
|
|
+ *p = '\0';
|
|
|
|
|
|
*linestart = True; |
|
|
|
|
|
} |
|
|
|
|
|
return(leadingdot); |
|
|
|
|
|
@@ -380,7 +380,7 @@ void revaliases(struct passwd *pw)
|
|
|
|
|
|
while(fgets(buf, sizeof(buf), fp)) { |
|
|
|
|
|
/* Make comments invisible */ |
|
|
|
|
|
if((p = strchr(buf, '#'))) { |
|
|
|
|
|
- *p = (char)NULL;
|
|
|
|
|
|
+ *p = '\0';
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
/* Ignore malformed lines and comments */ |
|
|
|
|
|
@@ -515,11 +515,11 @@ void rcpt_save(char *str)
|
|
|
|
|
|
#endif |
|
|
|
|
|
|
|
|
|
|
|
/* Ignore missing usernames */ |
|
|
|
|
|
- if(*str == (char)NULL) {
|
|
|
|
|
|
+ if(*str == '\0') {
|
|
|
|
|
|
return; |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
- if((rt->string = strdup(str)) == (char *)NULL) {
|
|
|
|
|
|
+ if((rt->string = strdup(str)) == NULL) {
|
|
|
|
|
|
die("rcpt_save() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
@@ -544,7 +544,7 @@ void rcpt_parse(char *str)
|
|
|
|
|
|
(void)fprintf(stderr, "*** rcpt_parse(): str = [%s]\n", str); |
|
|
|
|
|
#endif |
|
|
|
|
|
|
|
|
|
|
|
- if((p = strdup(str)) == (char *)NULL) {
|
|
|
|
|
|
+ if((p = strdup(str)) == NULL) {
|
|
|
|
|
|
die("rcpt_parse(): strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
q = p; |
|
|
|
|
|
@@ -572,7 +572,7 @@ void rcpt_parse(char *str)
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
/* End of string? */ |
|
|
|
|
|
- if(*(q + 1) == (char)NULL) {
|
|
|
|
|
|
+ if(*(q + 1) == '\0') {
|
|
|
|
|
|
got_addr = True; |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
@@ -580,7 +580,7 @@ void rcpt_parse(char *str)
|
|
|
|
|
|
if((*q == ',') && (in_quotes == False)) { |
|
|
|
|
|
got_addr = True; |
|
|
|
|
|
|
|
|
|
|
|
- *q = (char)NULL;
|
|
|
|
|
|
+ *q = '\0';
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
if(got_addr) { |
|
|
|
|
|
@@ -664,7 +664,7 @@ void header_save(char *str)
|
|
|
|
|
|
(void)fprintf(stderr, "header_save(): str = [%s]\n", str); |
|
|
|
|
|
#endif |
|
|
|
|
|
|
|
|
|
|
|
- if((p = strdup(str)) == (char *)NULL) {
|
|
|
|
|
|
+ if((p = strdup(str)) == NULL) {
|
|
|
|
|
|
die("header_save() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
ht->string = p; |
|
|
|
|
|
@@ -672,7 +672,7 @@ void header_save(char *str)
|
|
|
|
|
|
if(strncasecmp(ht->string, "From:", 5) == 0) { |
|
|
|
|
|
#if 1 |
|
|
|
|
|
/* Hack check for NULL From: line */ |
|
|
|
|
|
- if(*(p + 6) == (char)NULL) {
|
|
|
|
|
|
+ if(*(p + 6) == '\0') {
|
|
|
|
|
|
return; |
|
|
|
|
|
} |
|
|
|
|
|
#endif |
|
|
|
|
|
@@ -735,19 +735,19 @@ header_parse() -- Break headers into sep
|
|
|
|
|
|
void header_parse(FILE *stream) |
|
|
|
|
|
{ |
|
|
|
|
|
size_t size = BUF_SZ, len = 0; |
|
|
|
|
|
- char *p = (char *)NULL, *q;
|
|
|
|
|
|
+ char *p = NULL, *q;
|
|
|
|
|
|
bool_t in_header = True; |
|
|
|
|
|
- char l = (char)NULL;
|
|
|
|
|
|
+ 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))) {
|
|
|
|
|
|
+ if((p == NULL) || (len >= (size - 1))) {
|
|
|
|
|
|
size += BUF_SZ; |
|
|
|
|
|
|
|
|
|
|
|
p = (char *)realloc(p, (size * sizeof(char))); |
|
|
|
|
|
- if(p == (char *)NULL) {
|
|
|
|
|
|
+ if(p == NULL) {
|
|
|
|
|
|
die("header_parse() -- realloc() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
q = (p + len); |
|
|
|
|
|
@@ -772,9 +772,9 @@ void header_parse(FILE *stream)
|
|
|
|
|
|
in_header = False; |
|
|
|
|
|
|
|
|
|
|
|
default: |
|
|
|
|
|
- *q = (char)NULL;
|
|
|
|
|
|
+ *q = '\0';
|
|
|
|
|
|
if((q = strrchr(p, '\n'))) { |
|
|
|
|
|
- *q = (char)NULL;
|
|
|
|
|
|
+ *q = '\0';
|
|
|
|
|
|
} |
|
|
|
|
|
header_save(p); |
|
|
|
|
|
|
|
|
|
|
|
@@ -805,9 +805,9 @@ void header_parse(FILE *stream)
|
|
|
|
|
|
in_header = False; |
|
|
|
|
|
|
|
|
|
|
|
default: |
|
|
|
|
|
- *q = (char)NULL;
|
|
|
|
|
|
+ *q = '\0';
|
|
|
|
|
|
if((q = strrchr(p, '\n'))) { |
|
|
|
|
|
- *q = (char)NULL;
|
|
|
|
|
|
+ *q = '\0';
|
|
|
|
|
|
} |
|
|
|
|
|
header_save(p); |
|
|
|
|
|
|
|
|
|
|
|
@@ -872,11 +872,11 @@ bool_t read_config()
|
|
|
|
|
|
char *rightside; |
|
|
|
|
|
/* Make comments invisible */ |
|
|
|
|
|
if((p = strchr(buf, '#'))) { |
|
|
|
|
|
- *p = (char)NULL;
|
|
|
|
|
|
+ *p = '\0';
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
/* Ignore malformed lines and comments */ |
|
|
|
|
|
- if(strchr(buf, '=') == (char *)NULL) continue;
|
|
|
|
|
|
+ if(strchr(buf, '=') == NULL) continue;
|
|
|
|
|
|
|
|
|
|
|
|
/* Parse out keywords */ |
|
|
|
|
|
p=firsttok(&begin, "= \t\n"); |
|
|
|
|
|
@@ -886,7 +886,7 @@ bool_t read_config()
|
|
|
|
|
|
} |
|
|
|
|
|
if(p && q) { |
|
|
|
|
|
if(strcasecmp(p, "Root") == 0) { |
|
|
|
|
|
- if((root = strdup(q)) == (char *)NULL) {
|
|
|
|
|
|
+ if((root = strdup(q)) == NULL) {
|
|
|
|
|
|
die("parse_config() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
@@ -900,7 +900,7 @@ bool_t read_config()
|
|
|
|
|
|
port = atoi(r); |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
- if((mailhost = strdup(q)) == (char *)NULL) {
|
|
|
|
|
|
+ if((mailhost = strdup(q)) == NULL) {
|
|
|
|
|
|
die("parse_config() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
@@ -945,7 +945,7 @@ bool_t read_config()
|
|
|
|
|
|
mail_domain = strdup(q); |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
- if(mail_domain == (char *)NULL) {
|
|
|
|
|
|
+ if(mail_domain == NULL) {
|
|
|
|
|
|
die("parse_config() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
rewrite_domain = True; |
|
|
|
|
|
@@ -1021,7 +1021,7 @@ bool_t read_config()
|
|
|
|
|
|
} |
|
|
|
|
|
} |
|
|
|
|
|
else if(strcasecmp(p, "TLSCert") == 0) { |
|
|
|
|
|
- if((tls_cert = strdup(q)) == (char *)NULL) {
|
|
|
|
|
|
+ if((tls_cert = strdup(q)) == NULL) {
|
|
|
|
|
|
die("parse_config() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
@@ -1032,7 +1032,7 @@ bool_t read_config()
|
|
|
|
|
|
#endif |
|
|
|
|
|
/* Command-line overrides these */ |
|
|
|
|
|
else if(strcasecmp(p, "AuthUser") == 0 && !auth_user) { |
|
|
|
|
|
- if((auth_user = strdup(q)) == (char *)NULL) {
|
|
|
|
|
|
+ if((auth_user = strdup(q)) == NULL) {
|
|
|
|
|
|
die("parse_config() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
@@ -1041,7 +1041,7 @@ bool_t read_config()
|
|
|
|
|
|
} |
|
|
|
|
|
} |
|
|
|
|
|
else if(strcasecmp(p, "AuthPass") == 0 && !auth_pass) { |
|
|
|
|
|
- if((auth_pass = strdup(q)) == (char *)NULL) {
|
|
|
|
|
|
+ if((auth_pass = strdup(q)) == NULL) {
|
|
|
|
|
|
die("parse_config() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
@@ -1050,7 +1050,7 @@ bool_t read_config()
|
|
|
|
|
|
} |
|
|
|
|
|
} |
|
|
|
|
|
else if(strcasecmp(p, "AuthMethod") == 0 && !auth_method) { |
|
|
|
|
|
- if((auth_method = strdup(q)) == (char *)NULL) {
|
|
|
|
|
|
+ if((auth_method = strdup(q)) == NULL) {
|
|
|
|
|
|
die("parse_config() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
@@ -1309,7 +1309,7 @@ char *fd_gets(char *buf, int size, int f
|
|
|
|
|
|
buf[i++] = c; |
|
|
|
|
|
} |
|
|
|
|
|
} |
|
|
|
|
|
- buf[i] = (char)NULL;
|
|
|
|
|
|
+ buf[i] = '\0';
|
|
|
|
|
|
|
|
|
|
|
|
return(buf); |
|
|
|
|
|
} |
|
|
|
|
|
@@ -1433,14 +1433,14 @@ int ssmtp(char *argv[])
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
if((p = strtok(pw->pw_gecos, ";,"))) { |
|
|
|
|
|
- if((gecos = strdup(p)) == (char *)NULL) {
|
|
|
|
|
|
+ if((gecos = strdup(p)) == NULL) {
|
|
|
|
|
|
die("ssmtp() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
} |
|
|
|
|
|
revaliases(pw); |
|
|
|
|
|
|
|
|
|
|
|
/* revaliases() may have defined this */ |
|
|
|
|
|
- if(uad == (char *)NULL) {
|
|
|
|
|
|
+ if(uad == NULL) {
|
|
|
|
|
|
uad = append_domain(pw->pw_name); |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
@@ -1488,7 +1488,7 @@ int ssmtp(char *argv[])
|
|
|
|
|
|
/* Try to log in if username was supplied */ |
|
|
|
|
|
if(auth_user) { |
|
|
|
|
|
#ifdef MD5AUTH |
|
|
|
|
|
- if(auth_pass == (char *)NULL) {
|
|
|
|
|
|
+ if(auth_pass == NULL) {
|
|
|
|
|
|
auth_pass = strdup(""); |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
@@ -1736,7 +1736,7 @@ char **parse_options(int argc, char *arg
|
|
|
|
|
|
j = 0; |
|
|
|
|
|
|
|
|
|
|
|
add = 1; |
|
|
|
|
|
- while(argv[i][++j] != (char)NULL) {
|
|
|
|
|
|
+ while(argv[i][++j] != '\0') {
|
|
|
|
|
|
switch(argv[i][j]) { |
|
|
|
|
|
#ifdef INET6 |
|
|
|
|
|
case '6': |
|
|
|
|
|
@@ -1754,14 +1754,14 @@ char **parse_options(int argc, char *arg
|
|
|
|
|
|
if((!argv[i][(j + 1)]) |
|
|
|
|
|
&& argv[(i + 1)]) { |
|
|
|
|
|
auth_user = strdup(argv[i+1]); |
|
|
|
|
|
- if(auth_user == (char *)NULL) {
|
|
|
|
|
|
+ if(auth_user == NULL) {
|
|
|
|
|
|
die("parse_options() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
add++; |
|
|
|
|
|
} |
|
|
|
|
|
else { |
|
|
|
|
|
auth_user = strdup(argv[i]+j+1); |
|
|
|
|
|
- if(auth_user == (char *)NULL) {
|
|
|
|
|
|
+ if(auth_user == NULL) {
|
|
|
|
|
|
die("parse_options() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
} |
|
|
|
|
|
@@ -1771,14 +1771,14 @@ char **parse_options(int argc, char *arg
|
|
|
|
|
|
if((!argv[i][(j + 1)]) |
|
|
|
|
|
&& argv[(i + 1)]) { |
|
|
|
|
|
auth_pass = strdup(argv[i+1]); |
|
|
|
|
|
- if(auth_pass == (char *)NULL) {
|
|
|
|
|
|
+ if(auth_pass == NULL) {
|
|
|
|
|
|
die("parse_options() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
add++; |
|
|
|
|
|
} |
|
|
|
|
|
else { |
|
|
|
|
|
auth_pass = strdup(argv[i]+j+1); |
|
|
|
|
|
- if(auth_pass == (char *)NULL) {
|
|
|
|
|
|
+ if(auth_pass == NULL) {
|
|
|
|
|
|
die("parse_options() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
} |
|
|
|
|
|
@@ -1869,14 +1869,14 @@ char **parse_options(int argc, char *arg
|
|
|
|
|
|
case 'F': |
|
|
|
|
|
if((!argv[i][(j + 1)]) && argv[(i + 1)]) { |
|
|
|
|
|
minus_F = strdup(argv[(i + 1)]); |
|
|
|
|
|
- if(minus_F == (char *)NULL) {
|
|
|
|
|
|
+ if(minus_F == NULL) {
|
|
|
|
|
|
die("parse_options() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
add++; |
|
|
|
|
|
} |
|
|
|
|
|
else { |
|
|
|
|
|
minus_F = strdup(argv[i]+j+1); |
|
|
|
|
|
- if(minus_F == (char *)NULL) {
|
|
|
|
|
|
+ if(minus_F == NULL) {
|
|
|
|
|
|
die("parse_options() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
} |
|
|
|
|
|
@@ -1888,14 +1888,14 @@ char **parse_options(int argc, char *arg
|
|
|
|
|
|
case 'r': |
|
|
|
|
|
if((!argv[i][(j + 1)]) && argv[(i + 1)]) { |
|
|
|
|
|
minus_f = strdup(argv[(i + 1)]); |
|
|
|
|
|
- if(minus_f == (char *)NULL) {
|
|
|
|
|
|
+ if(minus_f == NULL) {
|
|
|
|
|
|
die("parse_options() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
add++; |
|
|
|
|
|
} |
|
|
|
|
|
else { |
|
|
|
|
|
minus_f = strdup(argv[i]+j+1); |
|
|
|
|
|
- if(minus_f == (char *)NULL) {
|
|
|
|
|
|
+ if(minus_f == NULL) {
|
|
|
|
|
|
die("parse_options() -- strdup() failed"); |
|
|
|
|
|
} |
|
|
|
|
|
} |