aboutsummaryrefslogtreecommitdiffstats
path: root/package/uhttpd/src/uhttpd-file.c
diff options
context:
space:
mode:
Diffstat (limited to 'package/uhttpd/src/uhttpd-file.c')
-rw-r--r--package/uhttpd/src/uhttpd-file.c178
1 files changed, 99 insertions, 79 deletions
diff --git a/package/uhttpd/src/uhttpd-file.c b/package/uhttpd/src/uhttpd-file.c
index 816a69124e..0d9a207b11 100644
--- a/package/uhttpd/src/uhttpd-file.c
+++ b/package/uhttpd/src/uhttpd-file.c
@@ -31,13 +31,13 @@ static const char * uh_file_mime_lookup(const char *path)
struct mimetype *m = &uh_mime_types[0];
const char *e;
- while( m->extn )
+ while (m->extn)
{
e = &path[strlen(path)-1];
- while( e >= path )
+ while (e >= path)
{
- if( (*e == '.' || *e == '/') && !strcasecmp(&e[1], m->extn) )
+ if ((*e == '.' || *e == '/') && !strcasecmp(&e[1], m->extn))
return m->mime;
e--;
@@ -54,10 +54,9 @@ static const char * uh_file_mktag(struct stat *s)
static char tag[128];
snprintf(tag, sizeof(tag), "\"%x-%x-%x\"",
- (unsigned int) s->st_ino,
- (unsigned int) s->st_size,
- (unsigned int) s->st_mtime
- );
+ (unsigned int) s->st_ino,
+ (unsigned int) s->st_size,
+ (unsigned int) s->st_mtime);
return tag;
}
@@ -68,7 +67,7 @@ static time_t uh_file_date2unix(const char *date)
memset(&t, 0, sizeof(t));
- if( strptime(date, "%a, %d %b %Y %H:%M:%S %Z", &t) != NULL )
+ if (strptime(date, "%a, %d %b %Y %H:%M:%S %Z", &t) != NULL)
return timegm(&t);
return 0;
@@ -90,7 +89,7 @@ static char * uh_file_header_lookup(struct http_request *req, const char *name)
foreach_header(i, req->headers)
{
- if( ! strcasecmp(req->headers[i], name) )
+ if (!strcasecmp(req->headers[i], name))
return req->headers[i+1];
}
@@ -98,26 +97,30 @@ static char * uh_file_header_lookup(struct http_request *req, const char *name)
}
-static int uh_file_response_ok_hdrs(struct client *cl, struct http_request *req, struct stat *s)
+static int uh_file_response_ok_hdrs(struct client *cl, struct http_request *req,
+ struct stat *s)
{
ensure_ret(uh_http_sendf(cl, NULL, "Connection: close\r\n"));
- if( s )
+ if (s)
{
ensure_ret(uh_http_sendf(cl, NULL, "ETag: %s\r\n", uh_file_mktag(s)));
- ensure_ret(uh_http_sendf(cl, NULL, "Last-Modified: %s\r\n", uh_file_unix2date(s->st_mtime)));
+ ensure_ret(uh_http_sendf(cl, NULL, "Last-Modified: %s\r\n",
+ uh_file_unix2date(s->st_mtime)));
}
return uh_http_sendf(cl, NULL, "Date: %s\r\n", uh_file_unix2date(time(NULL)));
}
-static int uh_file_response_200(struct client *cl, struct http_request *req, struct stat *s)
+static int uh_file_response_200(struct client *cl, struct http_request *req,
+ struct stat *s)
{
ensure_ret(uh_http_sendf(cl, NULL, "HTTP/%.1f 200 OK\r\n", req->version));
return uh_file_response_ok_hdrs(cl, req, s);
}
-static int uh_file_response_304(struct client *cl, struct http_request *req, struct stat *s)
+static int uh_file_response_304(struct client *cl, struct http_request *req,
+ struct stat *s)
{
ensure_ret(uh_http_sendf(cl, NULL, "HTTP/%.1f 304 Not Modified\r\n", req->version));
return uh_file_response_ok_hdrs(cl, req, s);
@@ -130,25 +133,26 @@ 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, int *ok)
+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");
char *p;
int i;
- if( hdr )
+ if (hdr)
{
p = &hdr[0];
- for( i = 0; i < strlen(hdr); i++ )
+ for (i = 0; i < strlen(hdr); i++)
{
- if( (hdr[i] == ' ') || (hdr[i] == ',') )
+ if ((hdr[i] == ' ') || (hdr[i] == ','))
{
hdr[i++] = 0;
p = &hdr[i];
}
- else if( !strcmp(p, "*") || !strcmp(p, tag) )
+ else if (!strcmp(p, "*") || !strcmp(p, tag))
{
*ok = 1;
return *ok;
@@ -164,14 +168,16 @@ static int uh_file_if_match(struct client *cl, struct http_request *req, struct
return *ok;
}
-static int uh_file_if_modified_since(struct client *cl, struct http_request *req, struct stat *s, int *ok)
+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 (hdr)
{
- if( uh_file_date2unix(hdr) >= s->st_mtime )
+ if (uh_file_date2unix(hdr) >= s->st_mtime)
{
*ok = 0;
ensure_ret(uh_file_response_304(cl, req, s));
@@ -181,7 +187,8 @@ static int uh_file_if_modified_since(struct client *cl, struct http_request *req
return *ok;
}
-static int uh_file_if_none_match(struct client *cl, struct http_request *req, struct stat *s, int *ok)
+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");
@@ -189,26 +196,30 @@ static int uh_file_if_none_match(struct client *cl, struct http_request *req, st
int i;
*ok = 1;
- if( hdr )
+ if (hdr)
{
p = &hdr[0];
- for( i = 0; i < strlen(hdr); i++ )
+ for (i = 0; i < strlen(hdr); i++)
{
- if( (hdr[i] == ' ') || (hdr[i] == ',') )
+ if ((hdr[i] == ' ') || (hdr[i] == ','))
{
hdr[i++] = 0;
p = &hdr[i];
}
- else if( !strcmp(p, "*") || !strcmp(p, tag) )
+ else if (!strcmp(p, "*") || !strcmp(p, tag))
{
*ok = 0;
- if( (req->method == UH_HTTP_MSG_GET) ||
- (req->method == UH_HTTP_MSG_HEAD) )
+ if ((req->method == UH_HTTP_MSG_GET) ||
+ (req->method == UH_HTTP_MSG_HEAD))
+ {
ensure_ret(uh_file_response_304(cl, req, s));
+ }
else
+ {
ensure_ret(uh_file_response_412(cl, req));
+ }
break;
}
@@ -218,12 +229,13 @@ static int uh_file_if_none_match(struct client *cl, struct http_request *req, st
return *ok;
}
-static int uh_file_if_range(struct client *cl, struct http_request *req, struct stat *s, int *ok)
+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 )
+ if (hdr)
{
*ok = 0;
ensure_ret(uh_file_response_412(cl, req));
@@ -232,14 +244,16 @@ static int uh_file_if_range(struct client *cl, struct http_request *req, struct
return *ok;
}
-static int uh_file_if_unmodified_since(struct client *cl, struct http_request *req, struct stat *s, int *ok)
+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 (hdr)
{
- if( uh_file_date2unix(hdr) <= s->st_mtime )
+ if (uh_file_date2unix(hdr) <= s->st_mtime)
{
*ok = 0;
ensure_ret(uh_file_response_412(cl, req));
@@ -255,7 +269,8 @@ static int uh_file_scandir_filter_dir(const struct dirent *e)
return strcmp(e->d_name, ".") ? 1 : 0;
}
-static void uh_file_dirlist(struct client *cl, struct http_request *req, struct path_info *pi)
+static void uh_file_dirlist(struct client *cl, struct http_request *req,
+ struct path_info *pi)
{
int i;
int count = 0;
@@ -265,54 +280,60 @@ static void uh_file_dirlist(struct client *cl, struct http_request *req, struct
struct stat s;
ensure_out(uh_http_sendf(cl, req,
- "<html><head><title>Index of %s</title></head>"
- "<body><h1>Index of %s</h1><hr /><ol>",
- pi->name, pi->name
- ));
+ "<html><head><title>Index of %s</title></head>"
+ "<body><h1>Index of %s</h1><hr /><ol>",
+ pi->name, pi->name));
- if( (count = scandir(pi->phys, &files, uh_file_scandir_filter_dir, alphasort)) > 0 )
+ if ((count = scandir(pi->phys, &files, uh_file_scandir_filter_dir,
+ alphasort)) > 0)
{
memset(filename, 0, sizeof(filename));
memcpy(filename, pi->phys, sizeof(filename));
pathptr = &filename[strlen(filename)];
/* list subdirs */
- for( i = 0; i < count; i++ )
+ for (i = 0; i < count; i++)
{
strncat(filename, files[i]->d_name,
- sizeof(filename) - strlen(files[i]->d_name));
+ sizeof(filename) - strlen(files[i]->d_name));
- if( !stat(filename, &s) &&
- (s.st_mode & S_IFDIR) && (s.st_mode & S_IXOTH)
- )
+ if (!stat(filename, &s) &&
+ (s.st_mode & S_IFDIR) && (s.st_mode & S_IXOTH))
+ {
ensure_out(uh_http_sendf(cl, req,
- "<li><strong><a href='%s%s'>%s</a>/</strong><br />"
- "<small>modified: %s<br />directory - %.02f kbyte"
- "<br /><br /></small></li>",
- pi->name, files[i]->d_name, files[i]->d_name,
- uh_file_unix2date(s.st_mtime), s.st_size / 1024.0
- ));
+ "<li><strong><a href='%s%s'>%s</a>/"
+ "</strong><br /><small>modified: %s"
+ "<br />directory - %.02f kbyte<br />"
+ "<br /></small></li>",
+ pi->name, files[i]->d_name,
+ files[i]->d_name,
+ uh_file_unix2date(s.st_mtime),
+ s.st_size / 1024.0));
+ }
*pathptr = 0;
}
/* list files */
- for( i = 0; i < count; i++ )
+ for (i = 0; i < count; i++)
{
strncat(filename, files[i]->d_name,
- sizeof(filename) - strlen(files[i]->d_name));
+ sizeof(filename) - strlen(files[i]->d_name));
- if( !stat(filename, &s) &&
- !(s.st_mode & S_IFDIR) && (s.st_mode & S_IROTH)
- )
+ if (!stat(filename, &s) &&
+ !(s.st_mode & S_IFDIR) && (s.st_mode & S_IROTH))
+ {
ensure_out(uh_http_sendf(cl, req,
- "<li><strong><a href='%s%s'>%s</a></strong><br />"
- "<small>modified: %s<br />%s - %.02f kbyte<br />"
- "<br /></small></li>",
- pi->name, files[i]->d_name, files[i]->d_name,
- uh_file_unix2date(s.st_mtime),
- uh_file_mime_lookup(filename), s.st_size / 1024.0
- ));
+ "<li><strong><a href='%s%s'>%s</a>"
+ "</strong><br /><small>modified: %s"
+ "<br />%s - %.02f kbyte<br />"
+ "<br /></small></li>",
+ pi->name, files[i]->d_name,
+ files[i]->d_name,
+ uh_file_unix2date(s.st_mtime),
+ uh_file_mime_lookup(filename),
+ s.st_size / 1024.0));
+ }
*pathptr = 0;
}
@@ -322,9 +343,9 @@ static void uh_file_dirlist(struct client *cl, struct http_request *req, struct
ensure_out(uh_http_sendf(cl, req, ""));
out:
- if( files )
+ if (files)
{
- for( i = 0; i < count; i++ )
+ for (i = 0; i < count; i++)
free(files[i]);
free(files);
@@ -340,16 +361,16 @@ void uh_file_request(struct client *cl, struct http_request *req, struct path_in
char buf[UH_LIMIT_MSGHEAD];
/* we have a file */
- if( (pi->stat.st_mode & S_IFREG) && ((fd = open(pi->phys, O_RDONLY)) > 0) )
+ if ((pi->stat.st_mode & S_IFREG) && ((fd = open(pi->phys, O_RDONLY)) > 0))
{
/* test preconditions */
- 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) 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 )
+ if (ok > 0)
{
/* write status */
ensure_out(uh_file_response_200(cl, req, &pi->stat));
@@ -358,17 +379,17 @@ void uh_file_request(struct client *cl, struct http_request *req, struct path_in
ensure_out(uh_http_sendf(cl, NULL, "Content-Length: %i\r\n", pi->stat.st_size));
/* if request was HTTP 1.1 we'll respond chunked */
- if( (req->version > 1.0) && (req->method != UH_HTTP_MSG_HEAD) )
+ if ((req->version > 1.0) && (req->method != UH_HTTP_MSG_HEAD))
ensure_out(uh_http_send(cl, NULL, "Transfer-Encoding: chunked\r\n", -1));
/* close header */
ensure_out(uh_http_send(cl, NULL, "\r\n", -1));
/* send body */
- if( req->method != UH_HTTP_MSG_HEAD )
+ if (req->method != UH_HTTP_MSG_HEAD)
{
/* pump file data */
- while( (rlen = read(fd, buf, sizeof(buf))) > 0 )
+ while ((rlen = read(fd, buf, sizeof(buf))) > 0)
ensure_out(uh_http_send(cl, req, buf, rlen));
/* send trailer in chunked mode */
@@ -384,12 +405,12 @@ void uh_file_request(struct client *cl, struct http_request *req, struct path_in
}
/* directory */
- else if( (pi->stat.st_mode & S_IFDIR) && !cl->server->conf->no_dirlists )
+ else if ((pi->stat.st_mode & S_IFDIR) && !cl->server->conf->no_dirlists)
{
/* write status */
ensure_out(uh_file_response_200(cl, req, NULL));
- if( req->version > 1.0 )
+ if (req->version > 1.0)
ensure_out(uh_http_send(cl, NULL, "Transfer-Encoding: chunked\r\n", -1));
ensure_out(uh_http_send(cl, NULL, "Content-Type: text/html\r\n\r\n", -1));
@@ -406,7 +427,6 @@ void uh_file_request(struct client *cl, struct http_request *req, struct path_in
}
out:
- if( fd > -1 )
+ if (fd > -1)
close(fd);
}
-