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add option -l to enable dirlisting, now disabled by default...

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... alphasort direntries using scandir().
This commit is contained in:
Hiltjo Posthuma 2014-08-20 13:45:50 +00:00 committed by FRIGN
parent fa113f8b47
commit 19fbedc39a
1 changed files with 28 additions and 14 deletions
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42
quark.c
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@ -76,7 +76,7 @@ static void die(const char *errstr, ...);
static int putresentry(int type, ...);
static void responsefiledata(int fd, off_t size);
static void responsefile(void);
static void responsedirdata(DIR *d);
static void responsedirdata(struct dirent **e, int len);
static void responsedir(void);
static void responsecgi(void);
static void response(void);
@ -97,6 +97,7 @@ static char reqhost[256];
static char reqmod[256];
static int fd = -1;
static Request req;
static int allowdirlist = 0;
char *
tstamp(time_t t) {
@ -242,21 +243,21 @@ responsefile(void) {
}
void
responsedirdata(DIR *d) {
struct dirent *e;
responsedirdata(struct dirent **e, int len) {
int n;
if (putresentry(HEADER, HttpOk, tstamp(0))
|| putresentry(CONTENTTYPE, texthtml))
return;
status = 200;
if (req.type == GET) {
if (writetext("\r\n<html><body><a href='..'>..</a><br>\r\n"))
if (writetext("\r\n<html><body><a href=\"..\">..</a><br/>\r\n"))
return;
while ((e = readdir(d))) {
if (e->d_name[0] == '.') /* ignore hidden files, ., .. */
for(n = 0; n < len; n++) {
if (e[n]->d_name[0] == '.') /* ignore hidden files, ., .. */
continue;
if (snprintf(resbuf, MAXBUFLEN, "<a href='%s%s'>%s</a><br>\r\n",
reqbuf, e->d_name, e->d_name) >= MAXBUFLEN)
if (snprintf(resbuf, MAXBUFLEN, "<a href=\"%s%s\">%s</a><br/>\r\n",
reqbuf, e[n]->d_name, e[n]->d_name) >= MAXBUFLEN)
{
logerrmsg("snprintf failed, buffer sizeof exceeded");
return;
@ -271,7 +272,8 @@ responsedirdata(DIR *d) {
void
responsedir(void) {
size_t len = strlen(reqbuf);
DIR *d;
struct dirent **namelist = NULL;
int n;
if (len > 0 && (reqbuf[len - 1] != '/') && (len + 1 < MAXBUFLEN)) {
/* add directory terminator if necessary */
@ -291,11 +293,20 @@ responsedir(void) {
memcpy(reqbuf + len, docindex, strlen(docindex) + 1);
if (access(reqbuf, R_OK) == -1) { /* directory mode */
reqbuf[len] = 0; /* cut off docindex again */
if ((d = opendir(reqbuf))) {
responsedirdata(d);
closedir(d);
if(!allowdirlist) {
if (putresentry(HEADER, HttpForbidden, tstamp(0))
|| putresentry(CONTENTTYPE, texthtml))
return;
status = 403;
if (req.type == GET)
writetext("\r\n<html><body>"HttpForbidden"</body></html>\r\n");
return;
}
if ((n = scandir(reqbuf, &namelist, NULL, alphasort)) >= 0) {
responsedirdata(namelist, n);
free(namelist);
} else {
logerrmsg("client %s requests %s but opendir failed: %s\n",
logerrmsg("client %s requests %s but scandir failed: %s\n",
host, reqbuf, strerror(errno));
}
} else {
@ -544,7 +555,7 @@ sighandler(int sig) {
void
usage(void) {
die("usage: %s [-c] [-d cgidir] [-e cgiscript] [-u user] [-g group] "
"[-i index] [-r docroot] [-s server] [-p port] [-v]\n", argv0);
"[-i index] [-l] [-r docroot] [-s server] [-p port] [-v]\n", argv0);
}
int
@ -573,6 +584,9 @@ main(int argc, char *argv[]) {
case 'i':
docindex = EARGF(usage());
break;
case 'l':
allowdirlist = 1;
break;
case 'r':
docroot = EARGF(usage());
break;