2008-05-12 18:33:52 +00:00
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/*
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* Copyright (c) 2004-2005 Sergey Lyubka <valenok@gmail.com>
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* All rights reserved
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*
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* "THE BEER-WARE LICENSE" (Revision 42):
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* Sergey Lyubka wrote this file. As long as you retain this notice you
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* can do whatever you want with this stuff. If we meet some day, and you think
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* this stuff is worth it, you can buy me a beer in return.
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*/
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#include "defs.h"
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/*
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* For a given PUT path, create all intermediate subdirectories
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* for given path. Return 0 if the path itself is a directory,
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* or -1 on error, 1 if OK.
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*/
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int
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2008-08-25 19:32:06 +00:00
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_shttpd_put_dir(const char *path)
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2008-05-12 18:33:52 +00:00
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{
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char buf[FILENAME_MAX];
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const char *s, *p;
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struct stat st;
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size_t len;
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for (s = p = path + 2; (p = strchr(s, '/')) != NULL; s = ++p) {
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len = p - path;
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assert(len < sizeof(buf));
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(void) memcpy(buf, path, len);
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buf[len] = '\0';
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/* Try to create intermediate directory */
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2008-08-25 19:32:06 +00:00
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if (_shttpd_stat(buf, &st) == -1 &&
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_shttpd_mkdir(buf, 0755) != 0)
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2008-05-12 18:33:52 +00:00
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return (-1);
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/* Is path itself a directory ? */
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if (p[1] == '\0')
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return (0);
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}
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return (1);
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}
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static int
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read_dir(struct stream *stream, void *buf, size_t len)
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{
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2008-08-25 19:32:06 +00:00
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static const char footer[] = "</table></body></html>\n";
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2008-05-12 18:33:52 +00:00
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struct dirent *dp = NULL;
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char file[FILENAME_MAX], line[FILENAME_MAX + 512],
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size[64], mod[64];
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struct stat st;
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struct conn *c = stream->conn;
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int n, nwritten = 0;
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const char *slash = "";
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assert(stream->chan.dir.dirp != NULL);
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assert(stream->conn->uri[0] != '\0');
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do {
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if (len < sizeof(line))
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break;
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2008-08-25 19:32:06 +00:00
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if ((dp = readdir(stream->chan.dir.dirp)) == NULL)
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2008-05-12 18:33:52 +00:00
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break;
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DBG(("read_dir: %s", dp->d_name));
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/* Do not show current dir and passwords file */
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if (strcmp(dp->d_name, ".") == 0 ||
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strcmp(dp->d_name, HTPASSWD) == 0)
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continue;
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2008-08-25 19:32:06 +00:00
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(void) _shttpd_snprintf(file, sizeof(file),
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2008-05-12 18:33:52 +00:00
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"%s%s%s", stream->chan.dir.path, slash, dp->d_name);
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2008-08-25 19:32:06 +00:00
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(void) _shttpd_stat(file, &st);
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2008-05-12 18:33:52 +00:00
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if (S_ISDIR(st.st_mode)) {
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2008-08-25 19:32:06 +00:00
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_shttpd_snprintf(size,sizeof(size),"%s","<DIR>");
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2008-05-12 18:33:52 +00:00
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} else {
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if (st.st_size < 1024)
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2008-08-25 19:32:06 +00:00
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(void) _shttpd_snprintf(size, sizeof(size),
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2008-05-12 18:33:52 +00:00
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"%lu", (unsigned long) st.st_size);
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else if (st.st_size < 1024 * 1024)
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2008-08-25 19:32:06 +00:00
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(void) _shttpd_snprintf(size,
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sizeof(size), "%luk",
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2008-05-12 18:33:52 +00:00
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(unsigned long) (st.st_size >> 10) + 1);
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else
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2008-08-25 19:32:06 +00:00
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(void) _shttpd_snprintf(size, sizeof(size),
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2008-05-12 18:33:52 +00:00
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"%.1fM", (float) st.st_size / 1048576);
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}
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(void) strftime(mod, sizeof(mod), "%d-%b-%Y %H:%M",
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localtime(&st.st_mtime));
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2008-08-25 19:32:06 +00:00
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n = _shttpd_snprintf(line, sizeof(line),
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2008-05-12 18:33:52 +00:00
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"<tr><td><a href=\"%s%s%s\">%s%s</a></td>"
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"<td> %s</td><td> %s</td></tr>\n",
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c->uri, slash, dp->d_name, dp->d_name,
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S_ISDIR(st.st_mode) ? "/" : "", mod, size);
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(void) memcpy(buf, line, n);
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buf = (char *) buf + n;
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nwritten += n;
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len -= n;
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} while (dp != NULL);
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2008-08-25 19:32:06 +00:00
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/* Append proper HTML footer for the page */
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if (dp == NULL && len >= sizeof(footer)) {
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(void) memcpy(buf, footer, sizeof(footer));
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nwritten += sizeof(footer);
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stream->flags |= FLAG_CLOSED;
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}
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2008-05-12 18:33:52 +00:00
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return (nwritten);
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}
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static void
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close_dir(struct stream *stream)
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{
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assert(stream->chan.dir.dirp != NULL);
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assert(stream->chan.dir.path != NULL);
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(void) closedir(stream->chan.dir.dirp);
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free(stream->chan.dir.path);
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}
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void
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2008-08-25 19:32:06 +00:00
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_shttpd_get_dir(struct conn *c)
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2008-05-12 18:33:52 +00:00
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{
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if ((c->loc.chan.dir.dirp = opendir(c->loc.chan.dir.path)) == NULL) {
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(void) free(c->loc.chan.dir.path);
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2008-08-25 19:32:06 +00:00
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_shttpd_send_server_error(c, 500, "Cannot open directory");
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2008-05-12 18:33:52 +00:00
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} else {
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2008-08-25 19:32:06 +00:00
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c->loc.io.head = _shttpd_snprintf(c->loc.io.buf, c->loc.io.size,
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2008-05-12 18:33:52 +00:00
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"HTTP/1.1 200 OK\r\n"
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"Connection: close\r\n"
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"Content-Type: text/html; charset=utf-8\r\n\r\n"
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"<html><head><title>Index of %s</title>"
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"<style>th {text-align: left;}</style></head>"
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"<body><h1>Index of %s</h1><pre><table cellpadding=\"0\">"
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"<tr><th>Name</th><th>Modified</th><th>Size</th></tr>"
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"<tr><td colspan=\"3\"><hr></td></tr>",
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c->uri, c->uri);
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io_clear(&c->rem.io);
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c->status = 200;
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2008-08-25 19:32:06 +00:00
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c->loc.io_class = &_shttpd_io_dir;
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2008-05-12 18:33:52 +00:00
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c->loc.flags |= FLAG_R | FLAG_ALWAYS_READY;
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}
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}
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2008-08-25 19:32:06 +00:00
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const struct io_class _shttpd_io_dir = {
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2008-05-12 18:33:52 +00:00
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"dir",
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read_dir,
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NULL,
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close_dir
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};
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