74 tnfw_b_alloc_block(tnf_buf_file_header_t *fh, enum tnf_alloc_mode istag)  in tnfw_b_alloc_block()  argument
88 	lp = &fh->lock;  in tnfw_b_alloc_block()
102 	bcount = fh->com.block_count;	/* total block count */  in tnfw_b_alloc_block()
104 	gen = fh->next_alloc.gen;  in tnfw_b_alloc_block()
105 	bn = fh->next_alloc.block[gen & TNFW_B_ALLOC_LO];  in tnfw_b_alloc_block()
124 			((char *)fh + (bn << TNF_BLOCK_SHIFT));  in tnfw_b_alloc_block()
134 		gen = fh->next_alloc.gen;  in tnfw_b_alloc_block()
135 		bn = fh->next_alloc.block[gen & TNFW_B_ALLOC_LO];  in tnfw_b_alloc_block()
151 	tmp_gen = fh->next_alloc.gen;  in tnfw_b_alloc_block()
152 	tmp_bn = fh->next_alloc.block[tmp_gen & TNFW_B_ALLOC_LO];  in tnfw_b_alloc_block()
160 		fh->next_alloc.block[new_gen & TNFW_B_ALLOC_LO] = new_bn;  in tnfw_b_alloc_block()
161 		fh->next_alloc.gen = new_gen;  in tnfw_b_alloc_block()
182 	next = fh->next_tag_alloc;  in tnfw_b_alloc_block()
186 			((char *)fh + (next << TNF_BLOCK_SHIFT));  in tnfw_b_alloc_block()
197 			if (next > fh->next_tag_alloc)  in tnfw_b_alloc_block()
198 				fh->next_tag_alloc = next;  in tnfw_b_alloc_block()
310 	tnf_buf_file_header_t	*fh;  in tnfw_b_fw_alloc()  local
317 	fh = TNF_FILE_HEADER();  in tnfw_b_fw_alloc()
318 	lp = &fh->lock;  in tnfw_b_fw_alloc()
321 	next = fh->next_fw_alloc;  in tnfw_b_fw_alloc()
323 		cell = (caddr_t)fh + next;  in tnfw_b_fw_alloc()
324 		fh->next_fw_alloc = next + sizeof (tnf_ref32_t);  in tnfw_b_fw_alloc()
344 	tnf_buf_file_header_t *fh;  in tnfw_b_init_buffer()  local
350 	fh = (tnf_buf_file_header_t *)buf;  in tnfw_b_init_buffer()
378 	fh->com.tag = TNF_FILE_HEADER_TAG;  in tnfw_b_init_buffer()
379 	fh->com.file_version = TNF_FILE_VERSION;  in tnfw_b_init_buffer()
380 	fh->com.file_header_size = sizeof (tnf_file_header_t);  in tnfw_b_init_buffer()
381 	fh->com.file_log_size = gen_shift + TNF_BLOCK_SHIFT;  in tnfw_b_init_buffer()
382 	fh->com.block_header_size = sizeof (tnf_block_header_t);  in tnfw_b_init_buffer()
383 	fh->com.block_size = TNF_BLOCK_SIZE;  in tnfw_b_init_buffer()
384 	fh->com.directory_size = TNF_DIRECTORY_SIZE;  in tnfw_b_init_buffer()
386 	fh->com.block_count = blocks;  in tnfw_b_init_buffer()
388 	fh->next_alloc.gen = 1;  in tnfw_b_init_buffer()
389 	fh->next_alloc.block[0] = 0;  in tnfw_b_init_buffer()
390 	fh->next_alloc.block[1] = TNFW_B_DATA_BLOCK_BEGIN >> TNF_BLOCK_SHIFT;  in tnfw_b_init_buffer()
391 	fh->next_tag_alloc = TNF_DIRECTORY_SIZE >> TNF_BLOCK_SHIFT;  in tnfw_b_init_buffer()
392 	fh->next_fw_alloc = TNF_DIRENT_LAST + 4;  in tnfw_b_init_buffer()
393 	LOCK_INIT_CLEAR(&fh->lock);  in tnfw_b_init_buffer()
395 	(void) bzero(buf + sizeof (*fh), TNF_DIRECTORY_SIZE - sizeof (*fh));  in tnfw_b_init_buffer()
408 	fh->magic = TNF_MAGIC;  in tnfw_b_init_buffer()