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Fix issue #338

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This commit is contained in:
Klaus Wagner 2014-02-27 22:12:46 +01:00
parent 725c30446c
commit dbbda02f70
1 changed files with 6 additions and 1 deletions
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mongoose.c
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@ -2262,11 +2262,13 @@ void mg_printf_data(struct mg_connection *c, const char *fmt, ...) {
struct connection *conn = MG_CONN_2_CONN(c); struct connection *conn = MG_CONN_2_CONN(c);
struct iobuf *io = &conn->ns_conn->send_iobuf; struct iobuf *io = &conn->ns_conn->send_iobuf;
va_list ap; va_list ap;
int len, n; int len, n, iolen;
char *p; char *p;
terminate_headers(c); terminate_headers(c);
// Remember original io->len
iolen = io->len;
// Write the placeholder for the chunk size // Write the placeholder for the chunk size
p = io->buf + io->len; p = io->buf + io->len;
iobuf_append(io, " \r\n", 10); iobuf_append(io, " \r\n", 10);
@ -2276,6 +2278,9 @@ void mg_printf_data(struct mg_connection *c, const char *fmt, ...) {
len = ns_vprintf(conn->ns_conn, fmt, ap); len = ns_vprintf(conn->ns_conn, fmt, ap);
va_end(ap); va_end(ap);
// Recalculate pointer p because of potential realloc within iobuf_append
p = io->buf + iolen;
// Record size // Record size
n = mg_snprintf(p, 7, "%X", len); n = mg_snprintf(p, 7, "%X", len);
p[n] = ' '; p[n] = ' ';