[ceph.git] / ceph / src / civetweb / src / third_party / duktape-1.8.0 / src-separate / duk_hbufferobject_misc.c

#include "duk_internal.h"

#if defined(DUK_USE_BUFFEROBJECT_SUPPORT)
DUK_INTERNAL duk_uint_t duk_hbufferobject_clamp_bytelength(duk_hbufferobject *h_bufobj, duk_uint_t len) {
	duk_uint_t buf_size;
	duk_uint_t buf_avail;

	DUK_ASSERT(h_bufobj != NULL);
	DUK_ASSERT(h_bufobj->buf != NULL);

	buf_size = (duk_uint_t) DUK_HBUFFER_GET_SIZE(h_bufobj->buf);
	if (h_bufobj->offset > buf_size) {
		/* Slice starting point is beyond current length. */
		return 0;
	}
	buf_avail = buf_size - h_bufobj->offset;

	return buf_avail >= len ? len : buf_avail;
}
#endif  /* DUK_USE_BUFFEROBJECT_SUPPORT */
Commit	Line	Data
7c673cae FG	1	#include "duk_internal.h"
	2
	3	#if defined(DUK_USE_BUFFEROBJECT_SUPPORT)
	4	DUK_INTERNAL duk_uint_t duk_hbufferobject_clamp_bytelength(duk_hbufferobject *h_bufobj, duk_uint_t len) {
	5	duk_uint_t buf_size;
	6	duk_uint_t buf_avail;
	7
	8	DUK_ASSERT(h_bufobj != NULL);
	9	DUK_ASSERT(h_bufobj->buf != NULL);
	10
	11	buf_size = (duk_uint_t) DUK_HBUFFER_GET_SIZE(h_bufobj->buf);
	12	if (h_bufobj->offset > buf_size) {
	13	/* Slice starting point is beyond current length. */
	14	return 0;
	15	}
	16	buf_avail = buf_size - h_bufobj->offset;
	17
	18	return buf_avail >= len ? len : buf_avail;
	19	}
	20	#endif /* DUK_USE_BUFFEROBJECT_SUPPORT */