Cross Reference: /illumos-gate/usr/src/common/fs/decompress.c

Lines Matching defs:filep
35 #include <sys/filep.h>
72 	fileid_t *filep;
76 	filep = (fileid_t *)opaque;
78 	if (nbytes > (DECOMP_BUFSIZE - filep->fi_dcscrused)) {
81 		ptr = &filep->fi_dcscrbuf[filep->fi_dcscrused];
82 		filep->fi_dcscrused += nbytes;
99  * Read the first block of the file described by filep and determine if
101  * in the fileid_t struct pointed to by filep and it will be initialized
105 cf_check_compressed(fileid_t *filep)
113 	 *	if (filep->fi_inode->i_cflags & ICOMPRESS)
114 	 * 		filep->fi_flags |= FI_COMPRESSED;
121 	if (filep->fi_inode->i_size < 3)
123 	filep->fi_offset = 0;
124 	if ((filep->fi_getblock)(filep) == -1)
126 	filep->fi_offset = 0;
127 	filep->fi_count = 0;
128 	filep->fi_cfoff = 0;
129 	filebytes = (unsigned char *)filep->fi_memp;
134 	filep->fi_flags |= FI_COMPRESSED;
136 	dprintf("file %s is compressed\n", filep->fi_path);
142 		filep->fi_dcscrbuf = scratch_bufs[--free_dcomp_bufs];
144 		filep->fi_dcscrbuf = bkmem_alloc(DECOMP_BUFSIZE);
147 	filep->fi_dcscrused = 0;
149 	filep->fi_dcstream = zsp;
155 	zsp->opaque = filep;
170  * If the file described by fileid_t struct at *filep is compressed
175 cf_close(fileid_t *filep)
177 	if ((filep->fi_flags & FI_COMPRESSED) == 0)
179 	dprintf("cf_close: %s\n", filep->fi_path);
180 	(void) inflateEnd(filep->fi_dcstream);
181 	bkmem_free(filep->fi_dcstream, sizeof (z_stream));
183 		bkmem_free(filep->fi_dcscrbuf, DECOMP_BUFSIZE);
185 		scratch_bufs[free_dcomp_bufs++] = filep->fi_dcscrbuf;
190 cf_rewind(fileid_t *filep)
194 	dprintf("cf_rewind: %s\n", filep->fi_path);
195 	zsp = filep->fi_dcstream;
199 	filep->fi_cfoff = 0;
209  * by *filep.  Will return decompressed data.
212 cf_read(fileid_t *filep, caddr_t buf, size_t count)
221 	dprintf("cf_read: %s ", filep->fi_path);
223 	zsp = filep->fi_dcstream;
224 	ip = filep->fi_inode;
229 		if (zsp->avail_in == 0 && filep->fi_cfoff < ip->i_size) {
233 			soff = filep->fi_offset;
234 			smemp = filep->fi_memp;
235 			filep->fi_memp = NULL;
236 			filep->fi_offset = filep->fi_cfoff;
237 			filep->fi_count = 0;
238 			if ((*filep->fi_getblock)(filep) == -1)
240 			filep->fi_offset = soff;
241 			zsp->next_in = (unsigned char *)filep->fi_memp;
242 			zsp->avail_in = filep->fi_count;
243 			filep->fi_memp = smemp;
244 			filep->fi_cfoff += filep->fi_count;
256 		if (filep->fi_cfoff >= ip->i_size || err == Z_STREAM_END)
267 cf_seek(fileid_t *filep, off_t addr, int whence)
272 	dprintf("cf_seek: %s ", filep->fi_path);
274 	zsp = filep->fi_dcstream;
281 		cf_rewind(filep);
282 		filep->fi_offset = 0;
288 		(void) cf_read(filep, seek_scrbuf, readsz);