commit 76834092d705687e13ae0c1a5f3b31608d83c651
parent 5ffad8984ab0276ece6080d5949196136f3c93f8
Author: FRIGN <dev@frign.de>
Date: Thu, 7 Aug 2014 16:56:28 +0200
Unify return values
This is the first step for unifying the return-values inside quark.
1: error
0: success
-1: not found (non-fatal, for instance, if you run getresentry
on a non-essential entry)
Diffstat:
| M | quark.c | | | 46 | +++++++++++++++++++++++----------------------- |
1 file changed, 23 insertions(+), 23 deletions(-)
diff --git a/quark.c b/quark.c
@@ -100,11 +100,11 @@ writedata(const char *buf, size_t buf_len) {
while(offset < buf_len) {
if((r = write(req.fd, buf + offset, buf_len - offset)) == -1) {
logerrmsg("client %s closed connection\n", host);
- return -1;
+ return 1;
}
offset += r;
}
- return offset;
+ return 0;
}
ssize_t
@@ -193,8 +193,8 @@ responsefile(void) {
r = stat(reqbuf, &st);
if(r == -1 || (ffd = open(reqbuf, O_RDONLY)) == -1) {
logerrmsg("%s requests unknown path %s\n", host, reqbuf);
- if(putresentry(HEADER, HttpNotFound, tstamp()) == -1
- || putresentry(CONTENTTYPE, texthtml) == -1)
+ if(putresentry(HEADER, HttpNotFound, tstamp())
+ || putresentry(CONTENTTYPE, texthtml))
return;
if(req.type == GET)
writetext("\r\n<html><body>404 Not Found</body></html>\r\n");
@@ -204,7 +204,7 @@ responsefile(void) {
memcpy(mod, asctime(gmtime(&t)), 24);
mod[24] = 0;
if(!strcmp(reqmod, mod)) {
- if(putresentry(HEADER, HttpNotModified, tstamp()) == -1)
+ if(putresentry(HEADER, HttpNotModified, tstamp()))
return;
} else {
if((p = strrchr(reqbuf, '.'))) {
@@ -215,12 +215,12 @@ responsefile(void) {
break;
}
}
- if(putresentry(HEADER, HttpOk, tstamp()) == -1
- || putresentry(MODIFIED, mod) == -1
- || putresentry(CONTENTLEN, st.st_size) == -1
- || putresentry(CONTENTTYPE, mimetype) == -1)
+ if(putresentry(HEADER, HttpOk, tstamp())
+ || putresentry(MODIFIED, mod)
+ || putresentry(CONTENTLEN, st.st_size)
+ || putresentry(CONTENTTYPE, mimetype))
return;
- if(req.type == GET && writetext("\r\n") != -1)
+ if(req.type == GET && !writetext("\r\n"))
responsefiledata(ffd, st.st_size);
}
close(ffd);
@@ -231,11 +231,11 @@ void
responsedirdata(DIR *d) {
struct dirent *e;
- if(putresentry(HEADER, HttpOk, tstamp()) == -1
- || putresentry(CONTENTTYPE, texthtml) == -1)
+ if(putresentry(HEADER, HttpOk, tstamp())
+ || putresentry(CONTENTTYPE, texthtml))
return;
if(req.type == GET) {
- if(writetext("\r\n<html><body><a href='..'>..</a><br>\r\n") == -1)
+ 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, ., .. */
@@ -246,7 +246,7 @@ responsedirdata(DIR *d) {
logerrmsg("snprintf failed, buffer sizeof exceeded");
return;
}
- if(writetext(resbuf) == -1)
+ if(writetext(resbuf))
return;
}
writetext("</body></html>\r\n");
@@ -263,9 +263,9 @@ responsedir(void) {
reqbuf[len++] = '/';
reqbuf[len] = 0;
logmsg("redirecting %s to %s%s\n", host, location, reqbuf);
- if(putresentry(HEADER, HttpMoved, tstamp()) == -1
- || putresentry(LOCATION, location, reqbuf) == -1
- || putresentry(CONTENTTYPE, texthtml) == -1)
+ if(putresentry(HEADER, HttpMoved, tstamp())
+ || putresentry(LOCATION, location, reqbuf)
+ || putresentry(CONTENTTYPE, texthtml))
return;
if(req.type == GET)
writetext("\r\n<html><body>301 Moved Permanently</a></body></html>\r\n");
@@ -305,10 +305,10 @@ responsecgi(void) {
if(chdir(cgi_dir) == -1)
logerrmsg("chdir to cgi directory %s failed: %s\n", cgi_dir, strerror(errno));
if((cgi = popen(cgi_script, "r"))) {
- if(putresentry(HEADER, HttpOk, tstamp()) == -1)
+ if(putresentry(HEADER, HttpOk, tstamp()))
return;
while((r = fread(resbuf, 1, MAXBUFLEN, cgi)) > 0) {
- if(writedata(resbuf, r) == -1) {
+ if(writedata(resbuf, r)) {
pclose(cgi);
return;
}
@@ -317,8 +317,8 @@ responsecgi(void) {
}
else {
logerrmsg("%s requests %s, but cannot run cgi script %s\n", host, cgi_script, reqbuf);
- if(putresentry(HEADER, HttpNotFound, tstamp()) == -1
- || putresentry(CONTENTTYPE, texthtml) == -1)
+ if(putresentry(HEADER, HttpNotFound, tstamp())
+ || putresentry(CONTENTTYPE, texthtml))
return;
if(req.type == GET)
writetext("\r\n<html><body>404 Not Found</body></html>\r\n");
@@ -333,8 +333,8 @@ response(void) {
for(p = reqbuf; *p; p++)
if(*p == '\\' || (*p == '/' && *(p + 1) == '.')) { /* don't serve bogus or hidden files */
logerrmsg("%s requests bogus or hidden file %s\n", host, reqbuf);
- if(putresentry(HEADER, HttpUnauthorized, tstamp()) == -1
- || putresentry(CONTENTTYPE, texthtml) == -1)
+ if(putresentry(HEADER, HttpUnauthorized, tstamp())
+ || putresentry(CONTENTTYPE, texthtml))
;
else
return;
