1622 static int32_t ocs_segment_remaining(ocs_textbuf_segment_t *segment);
1624 static void ocs_textbuf_segment_free(ocs_t *ocs, ocs_textbuf_segment_t *segment);
1654 	ocs_textbuf_segment_t *segment = ocs_textbuf_get_segment(textbuf, idx);  in ocs_textbuf_ext_get_buffer()  local
1655 	if (segment == NULL) {  in ocs_textbuf_ext_get_buffer()
1658 	return segment->buffer;  in ocs_textbuf_ext_get_buffer()
1663 	ocs_textbuf_segment_t *segment = ocs_textbuf_get_segment(textbuf, idx);  in ocs_textbuf_ext_get_length()  local
1664 	if (segment == NULL) {  in ocs_textbuf_ext_get_length()
1667 	return segment->buffer_length;  in ocs_textbuf_ext_get_length()
1672 	ocs_textbuf_segment_t *segment = ocs_textbuf_get_segment(textbuf, idx);  in ocs_textbuf_ext_get_written()  local
1673 	if (segment == NULL) {  in ocs_textbuf_ext_get_written()
1676 	return segment->buffer_written;  in ocs_textbuf_ext_get_written()
1712 	ocs_textbuf_segment_t *segment = NULL;  in ocs_textbuf_segment_alloc()  local
1715 		segment = ocs_malloc(textbuf->ocs, sizeof(*segment), OCS_M_ZERO | OCS_M_NOWAIT);  in ocs_textbuf_segment_alloc()
1716 		if (segment != NULL) {  in ocs_textbuf_segment_alloc()
1717 …	segment->buffer = ocs_malloc(textbuf->ocs, textbuf->allocation_length, OCS_M_ZERO | OCS_M_NOWAIT);  in ocs_textbuf_segment_alloc()
1718 			if (segment->buffer != NULL) {  in ocs_textbuf_segment_alloc()
1719 				segment->buffer_length = textbuf->allocation_length;  in ocs_textbuf_segment_alloc()
1720 				segment->buffer_written = 0;  in ocs_textbuf_segment_alloc()
1721 				ocs_list_add_tail(&textbuf->segment_list, segment);  in ocs_textbuf_segment_alloc()
1730 				ocs_textbuf_segment_free(textbuf->ocs, segment);  in ocs_textbuf_segment_alloc()
1731 				segment = NULL;  in ocs_textbuf_segment_alloc()
1735 	return segment;  in ocs_textbuf_segment_alloc()
1739 ocs_textbuf_segment_free(ocs_t *ocs, ocs_textbuf_segment_t *segment)  in ocs_textbuf_segment_free()  argument
1741 	if (segment) {  in ocs_textbuf_segment_free()
1742 		if (segment->buffer && !segment->user_allocated) {  in ocs_textbuf_segment_free()
1743 			ocs_free(ocs, segment->buffer, segment->buffer_length);  in ocs_textbuf_segment_free()
1745 		ocs_free(ocs, segment, sizeof(*segment));  in ocs_textbuf_segment_free()
1753 	ocs_textbuf_segment_t *segment;  in ocs_textbuf_get_segment()  local
1757 		ocs_list_foreach(&textbuf->segment_list, segment) {  in ocs_textbuf_get_segment()
1759 				return segment;  in ocs_textbuf_get_segment()
1771 	ocs_textbuf_segment_t *segment;  in ocs_textbuf_init()  local
1777 	segment = ocs_malloc(ocs, sizeof(*segment), OCS_M_ZERO | OCS_M_NOWAIT);  in ocs_textbuf_init()
1778 	if (segment) {  in ocs_textbuf_init()
1779 		segment->buffer = buffer;  in ocs_textbuf_init()
1780 		segment->buffer_length = length;  in ocs_textbuf_init()
1781 		segment->buffer_written = 0;  in ocs_textbuf_init()
1782 		segment->user_allocated = 1;  in ocs_textbuf_init()
1783 		ocs_list_add_tail(&textbuf->segment_list, segment);  in ocs_textbuf_init()
1793 	ocs_textbuf_segment_t *segment;  in ocs_textbuf_free()  local
1797 		ocs_list_foreach_safe(&textbuf->segment_list, segment, n) {  in ocs_textbuf_free()
1798 			ocs_list_remove(&textbuf->segment_list, segment);  in ocs_textbuf_free()
1799 			ocs_textbuf_segment_free(ocs, segment);  in ocs_textbuf_free()
1823 	ocs_textbuf_segment_t *segment;  in ocs_textbuf_vprintf()  local
1833 	segment = ocs_list_get_tail(&textbuf->segment_list);  in ocs_textbuf_vprintf()
1835 	avail = ocs_segment_remaining(segment);  in ocs_textbuf_vprintf()
1837 		if ((segment = ocs_textbuf_segment_alloc(textbuf)) == NULL) {  in ocs_textbuf_vprintf()
1840 		avail = ocs_segment_remaining(segment);  in ocs_textbuf_vprintf()
1843 	written = ocs_vsnprintf(segment->buffer + segment->buffer_written, avail, fmt, ap);  in ocs_textbuf_vprintf()
1851 			*(segment->buffer + segment->buffer_written) = 0;  in ocs_textbuf_vprintf()
1854 			if ((segment = ocs_textbuf_segment_alloc(textbuf)) == NULL) {  in ocs_textbuf_vprintf()
1858 			avail = ocs_segment_remaining(segment);  in ocs_textbuf_vprintf()
1861 			written = ocs_vsnprintf(segment->buffer + segment->buffer_written, avail, fmt, save_ap);  in ocs_textbuf_vprintf()
1864 	segment->buffer_written += written;  in ocs_textbuf_vprintf()
1873 	ocs_textbuf_segment_t *segment;  in ocs_textbuf_putc()  local
1876 		segment = ocs_list_get_tail(&textbuf->segment_list);  in ocs_textbuf_putc()
1878 		if (ocs_segment_remaining(segment)) {  in ocs_textbuf_putc()
1879 			*(segment->buffer + segment->buffer_written++) = c;  in ocs_textbuf_putc()
1881 		if (ocs_segment_remaining(segment) == 0) {  in ocs_textbuf_putc()
1958 ocs_segment_remaining(ocs_textbuf_segment_t *segment)  in ocs_segment_remaining()  argument
1960 	return segment->buffer_length - segment->buffer_written;  in ocs_segment_remaining()
1967 	ocs_textbuf_segment_t *segment;  in ocs_textbuf_reset()  local
1972 		ocs_list_foreach_safe(&textbuf->segment_list, segment, n) {  in ocs_textbuf_reset()
1974 				segment->buffer_written = 0;  in ocs_textbuf_reset()
1976 				ocs_list_remove(&textbuf->segment_list, segment);  in ocs_textbuf_reset()
1977 				ocs_textbuf_segment_free(textbuf->ocs, segment);  in ocs_textbuf_reset()