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[package] uhttpd:

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- fix parsing of interpreter entries in the config file, fixes serving of static files as .cgi with X-Wrt
	- better cope with connection aborts, especially during header transfer
	- fix return value checking of TLS reads and writes, solves some blocking issues


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@22692 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
jow
2010-08-18 00:04:52 +00:00
parent 12671e163c
commit 8618e98eab
8 changed files with 141 additions and 108 deletions
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80
package/uhttpd/src/uhttpd-file.c
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@@ -97,8 +97,6 @@ static char * uh_file_header_lookup(struct http_request *req, const char *name)
return NULL;
}
#define ensure_ret(x) \
do { if( x < 0 ) return -1; } while(0)
static int uh_file_response_ok_hdrs(struct client *cl, struct http_request *req, struct stat *s)
{
@@ -132,7 +130,7 @@ static int uh_file_response_412(struct client *cl, struct http_request *req)
"Connection: close\r\n", req->version);
}
static int uh_file_if_match(struct client *cl, struct http_request *req, struct stat *s)
static int uh_file_if_match(struct client *cl, struct http_request *req, struct stat *s, int *ok)
{
const char *tag = uh_file_mktag(s);
char *hdr = uh_file_header_lookup(req, "If-Match");
@@ -152,43 +150,44 @@ static int uh_file_if_match(struct client *cl, struct http_request *req, struct
}
else if( !strcmp(p, "*") || !strcmp(p, tag) )
{
return 1;
*ok = 1;
return *ok;
}
}
uh_file_response_412(cl, req);
return 0;
*ok = 0;
ensure_ret(uh_file_response_412(cl, req));
return *ok;
}
return 1;
*ok = 1;
return *ok;
}
static int uh_file_if_modified_since(struct client *cl, struct http_request *req, struct stat *s)
static int uh_file_if_modified_since(struct client *cl, struct http_request *req, struct stat *s, int *ok)
{
char *hdr = uh_file_header_lookup(req, "If-Modified-Since");
*ok = 1;
if( hdr )
{
if( uh_file_date2unix(hdr) < s->st_mtime )
if( uh_file_date2unix(hdr) >= s->st_mtime )
{
return 1;
}
else
{
uh_file_response_304(cl, req, s);
return 0;
*ok = 0;
ensure_ret(uh_file_response_304(cl, req, s));
}
}
return 1;
return *ok;
}
static int uh_file_if_none_match(struct client *cl, struct http_request *req, struct stat *s)
static int uh_file_if_none_match(struct client *cl, struct http_request *req, struct stat *s, int *ok)
{
const char *tag = uh_file_mktag(s);
char *hdr = uh_file_header_lookup(req, "If-None-Match");
char *p;
int i;
*ok = 1;
if( hdr )
{
@@ -203,53 +202,54 @@ static int uh_file_if_none_match(struct client *cl, struct http_request *req, st
}
else if( !strcmp(p, "*") || !strcmp(p, tag) )
{
*ok = 0;
if( (req->method == UH_HTTP_MSG_GET) ||
(req->method == UH_HTTP_MSG_HEAD) )
uh_file_response_304(cl, req, s);
ensure_ret(uh_file_response_304(cl, req, s));
else
uh_file_response_412(cl, req);
ensure_ret(uh_file_response_412(cl, req));
return 0;
break;
}
}
}
return 1;
return *ok;
}
static int uh_file_if_range(struct client *cl, struct http_request *req, struct stat *s)
static int uh_file_if_range(struct client *cl, struct http_request *req, struct stat *s, int *ok)
{
char *hdr = uh_file_header_lookup(req, "If-Range");
*ok = 1;
if( hdr )
{
uh_file_response_412(cl, req);
return 0;
*ok = 0;
ensure_ret(uh_file_response_412(cl, req));
}
return 1;
return *ok;
}
static int uh_file_if_unmodified_since(struct client *cl, struct http_request *req, struct stat *s)
static int uh_file_if_unmodified_since(struct client *cl, struct http_request *req, struct stat *s, int *ok)
{
char *hdr = uh_file_header_lookup(req, "If-Unmodified-Since");
*ok = 1;
if( hdr )
{
if( uh_file_date2unix(hdr) <= s->st_mtime )
{
uh_file_response_412(cl, req);
return 0;
*ok = 0;
ensure_ret(uh_file_response_412(cl, req));
}
}
return 1;
return *ok;
}
#define ensure_out(x) \
do { if( x < 0 ) goto out; } while(0)
static int uh_file_scandir_filter_dir(const struct dirent *e)
{
return strcmp(e->d_name, ".") ? 1 : 0;
@@ -335,6 +335,7 @@ out:
void uh_file_request(struct client *cl, struct http_request *req, struct path_info *pi)
{
int rlen;
int ok = 1;
int fd = -1;
char buf[UH_LIMIT_MSGHEAD];
@@ -342,13 +343,14 @@ void uh_file_request(struct client *cl, struct http_request *req, struct path_in
if( (pi->stat.st_mode & S_IFREG) && ((fd = open(pi->phys, O_RDONLY)) > 0) )
{
/* test preconditions */
if(
uh_file_if_modified_since(cl, req, &pi->stat) &&
uh_file_if_match(cl, req, &pi->stat) &&
uh_file_if_range(cl, req, &pi->stat) &&
uh_file_if_unmodified_since(cl, req, &pi->stat) &&
uh_file_if_none_match(cl, req, &pi->stat)
) {
if(ok) ensure_out(uh_file_if_modified_since(cl, req, &pi->stat, &ok));
if(ok) ensure_out(uh_file_if_match(cl, req, &pi->stat, &ok));
if(ok) ensure_out(uh_file_if_range(cl, req, &pi->stat, &ok));
if(ok) ensure_out(uh_file_if_unmodified_since(cl, req, &pi->stat, &ok));
if(ok) ensure_out(uh_file_if_none_match(cl, req, &pi->stat, &ok));
if( ok > 0 )
{
/* write status */
ensure_out(uh_file_response_200(cl, req, &pi->stat));