558 		if (STp->header_cache != NULL && i < OS_FM_TAB_MAX && (i > STp->filemark_cnt ||  in osst_verify_frame()
559 		    STp->first_frame_position - 1 != ntohl(STp->header_cache->dat_fm_tab.fm_tab_ent[i]))) {  in osst_verify_frame()
562 				  STp->header_cache->dat_fm_tab.fm_tab_ent[i] == 0?"Learned":"Corrected",  in osst_verify_frame()
565 			STp->header_cache->dat_fm_tab.fm_tab_ent[i] = htonl(STp->first_frame_position - 1);  in osst_verify_frame()
1671 		    STp->header_cache != NULL              &&  in osst_space_over_filemarks_backward()
1675 		    STp->header_cache->dat_fm_tab.fm_tab_ent[cnt-1] == STp->buffer->aux->last_mark_ppos)  in osst_space_over_filemarks_backward()
1677 			last_mark_ppos = ntohl(STp->header_cache->dat_fm_tab.fm_tab_ent[cnt - mt_count]);  in osst_space_over_filemarks_backward()
1679 		if (STp->header_cache == NULL || (cnt - mt_count) < 0 || (cnt - mt_count) >= OS_FM_TAB_MAX)  in osst_space_over_filemarks_backward()
1681 			       STp->header_cache == NULL?"lack of header cache":"count out of range");  in osst_space_over_filemarks_backward()
1686 				 (STp->header_cache->dat_fm_tab.fm_tab_ent[cnt-1] ==  in osst_space_over_filemarks_backward()
1825 		    STp->header_cache != NULL              &&  in osst_space_over_filemarks_forward_fast()
1829 		     (STp->header_cache->dat_fm_tab.fm_tab_ent[cnt] == STp->buffer->aux->last_mark_ppos)))  in osst_space_over_filemarks_forward_fast()
1831 			next_mark_ppos = ntohl(STp->header_cache->dat_fm_tab.fm_tab_ent[cnt + mt_count]);  in osst_space_over_filemarks_forward_fast()
1833 		if (STp->header_cache == NULL || (cnt + mt_count) >= OS_FM_TAB_MAX)  in osst_space_over_filemarks_forward_fast()
1835 			       STp->header_cache == NULL?"lack of header cache":"count out of range");  in osst_space_over_filemarks_forward_fast()
1840 				(STp->header_cache->dat_fm_tab.fm_tab_ent[cnt] ==  in osst_space_over_filemarks_forward_fast()
2006 	if (STp->header_cache != NULL && STp->filemark_cnt < OS_FM_TAB_MAX)  in osst_write_filemark()
2007 		STp->header_cache->dat_fm_tab.fm_tab_ent[STp->filemark_cnt] = htonl(this_mark_ppos);  in osst_write_filemark()
2073 		osst_copy_to_buffer(STp->buffer, (unsigned char *)STp->header_cache);  in __osst_write_header()
2099 	if (STp->header_cache == NULL) {  in osst_write_header()
2100 		if ((STp->header_cache = (os_header_t *)vmalloc(sizeof(os_header_t))) == NULL) {  in osst_write_header()
2104 		memset(STp->header_cache, 0, sizeof(os_header_t));  in osst_write_header()
2112 	header = STp->header_cache;  in osst_write_header()
2164 	if (STp->header_cache != NULL)  in osst_reset_header()
2165 		memset(STp->header_cache, 0, sizeof(os_header_t));  in osst_reset_header()
2288 		if (STp->header_cache == NULL) {  in __osst_analyze_headers()
2289 			if ((STp->header_cache = (os_header_t *)vmalloc(sizeof(os_header_t))) == NULL) {  in __osst_analyze_headers()
2297 		osst_copy_from_buffer(STp->buffer, (unsigned char *)STp->header_cache);  in __osst_analyze_headers()
2298 		header = STp->header_cache;	/* further accesses from cached (full) copy */  in __osst_analyze_headers()
2444 			if ((n=ntohl(STp->header_cache->dat_fm_tab.fm_tab_ent[i])) < frame_position)  in osst_verify_position()
3279 				       	ntohl(STp->header_cache->dat_fm_tab.fm_tab_ent[STp->filemark_cnt-1]);  in osst_write()
5556 				  STp->header_cache->major_rev,  in osst_proc_read()
5557 				  STp->header_cache->minor_rev,  in osst_proc_read()
5701 	tpnt->header_cache = NULL;  in osst_attach()
5839 			if (tpnt->header_cache != NULL) {
5840 				vfree(tpnt->header_cache);