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range support for PUT request by Yan Jabin

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This commit is contained in:
Sergey Lyubka
2010-05-21 11:51:49 +02:00
parent f65d3ca67c
commit ddde5d9d1b
1 changed files with 17 additions and 6 deletions
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mongoose.c
+17 -6
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@@ -2690,6 +2690,12 @@ send_opened_file_stream(struct mg_connection *conn, FILE *fp, int64_t len)
}
}
static int
parse_range_header(const char *header, int64_t *a, int64_t *b)
{
return sscanf(header, "bytes=%" INT64_FMT "u-%" INT64_FMT "u", a, b);
}
/*
* Send regular file contents.
*/
@@ -2719,8 +2725,7 @@ send_file(struct mg_connection *conn, const char *path, struct mgstat *stp)
/* If Range: header specified, act accordingly */
r1 = r2 = 0;
hdr = mg_get_header(conn, "Range");
if (hdr != NULL && (n = sscanf(hdr,
"bytes=%" INT64_FMT "-%" INT64_FMT, &r1, &r2)) > 0) {
if (hdr != NULL && (n = parse_range_header(hdr, &r1, &r2)) > 0) {
conn->request_info.status_code = 206;
(void) fseeko(fp, (off_t) r1, SEEK_SET);
cl = n == 2 ? r2 - r1 + 1: cl - r1;
@@ -3304,15 +3309,14 @@ static void
put_file(struct mg_connection *conn, const char *path)
{
struct mgstat st;
const char *range;
int64_t r1, r2;
FILE *fp;
int rc;
conn->request_info.status_code = mg_stat(path, &st) == 0 ? 200 : 201;
if (mg_get_header(conn, "Range")) {
send_error(conn, 501, "Not Implemented",
"%s", "Range support for PUT requests is not implemented");
} else if ((rc = put_dir(path)) == 0) {
if ((rc = put_dir(path)) == 0) {
(void) mg_printf(conn, "HTTP/1.1 %d OK\r\n\r\n",
conn->request_info.status_code);
} else if (rc == -1) {
@@ -3323,6 +3327,13 @@ put_file(struct mg_connection *conn, const char *path)
"fopen(%s): %s", path, strerror(ERRNO));
} else {
set_close_on_exec(fileno(fp));
range = mg_get_header(conn, "Content-Range");
r1 = r2 = 0;
if (range != NULL && parse_range_header(range, &r1, &r2) > 0) {
conn->request_info.status_code = 206;
/* TODO(lsm): handle seek error */
(void) fseeko(fp, (off_t) r1, SEEK_SET);
}
if (handle_request_body(conn, fp))
(void) mg_printf(conn, "HTTP/1.1 %d OK\r\n\r\n",
conn->request_info.status_code);