| /fs/btrfs/ |
| A D | zlib.c | 115 void *data_in; in copy_data_into_buffer() local
130 kunmap_local(data_in); in copy_data_into_buffer()
142 char *data_in = NULL; in zlib_compress_folios() local
208 if (data_in) { in zlib_compress_folios()
211 data_in = NULL; in zlib_compress_folios()
315 if (data_in) { in zlib_compress_folios()
328 char *data_in; in zlib_decompress_bio() local
349 !(((data_in[0]<<8) + data_in[1]) % 31)) { in zlib_decompress_bio()
393 data_in = NULL; in zlib_decompress_bio()
413 if (data_in) in zlib_decompress_bio()
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| A D | lzo.c | 239 char *data_in; in lzo_compress_folios() local
255 data_in = kmap_local_folio(folio_in, offset_in_folio(folio_in, cur_in)); in lzo_compress_folios()
256 ret = lzo1x_1_compress(data_in, in_len, in lzo_compress_folios()
259 kunmap_local(data_in); in lzo_compress_folios()
439 int lzo_decompress(struct list_head *ws, const u8 *data_in, in lzo_decompress() argument
454 in_len = read_compress_length(data_in); in lzo_decompress()
457 data_in += LZO_LEN; in lzo_decompress()
459 in_len = read_compress_length(data_in); in lzo_decompress()
464 data_in += LZO_LEN; in lzo_decompress()
467 ret = lzo1x_decompress_safe(data_in, in_len, workspace->buf, &out_len); in lzo_decompress()
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| A D | compression.h | 94 int btrfs_decompress(int type, const u8 *data_in, struct folio *dest_folio,
162 int zlib_decompress(struct list_head *ws, const u8 *data_in,
173 int lzo_decompress(struct list_head *ws, const u8 *data_in,
183 int zstd_decompress(struct list_head *ws, const u8 *data_in,
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| A D | compression.c | 141 const u8 *data_in, struct folio *dest_folio, in compression_decompress() argument
145 case BTRFS_COMPRESS_ZLIB: return zlib_decompress(ws, data_in, dest_folio, in compression_decompress()
147 case BTRFS_COMPRESS_LZO: return lzo_decompress(ws, data_in, dest_folio, in compression_decompress()
149 case BTRFS_COMPRESS_ZSTD: return zstd_decompress(ws, data_in, dest_folio, in compression_decompress()
1074 int btrfs_decompress(int type, const u8 *data_in, struct folio *dest_folio, in btrfs_decompress() argument
1090 ret = compression_decompress(type, workspace, data_in, dest_folio, in btrfs_decompress()
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| A D | zstd.c | 664 int zstd_decompress(struct list_head *ws, const u8 *data_in, in zstd_decompress() argument
688 workspace->in_buf.src = data_in; in zstd_decompress()
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| /fs/jffs2/ |
| A D | compr_rtime.c | 32 static int jffs2_rtime_compress(unsigned char *data_in, in jffs2_rtime_compress() argument
49 value = data_in[pos]; in jffs2_rtime_compress()
51 cpage_out[outpos++] = data_in[pos++]; in jffs2_rtime_compress()
57 (data_in[pos]==data_in[backpos++]) && (runlen<255)) { in jffs2_rtime_compress()
76 static int jffs2_rtime_decompress(unsigned char *data_in, in jffs2_rtime_decompress() argument
91 value = data_in[pos++]; in jffs2_rtime_decompress()
93 repeat = data_in[pos++]; in jffs2_rtime_decompress()
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| A D | compr_zlib.c | 72 static int jffs2_zlib_compress(unsigned char *data_in, in jffs2_zlib_compress() argument
89 def_strm.next_in = data_in; in jffs2_zlib_compress()
141 static int jffs2_zlib_decompress(unsigned char *data_in, in jffs2_zlib_decompress() argument
150 inf_strm.next_in = data_in; in jffs2_zlib_decompress()
160 if (srclen > 2 && !(data_in[1] & PRESET_DICT) && in jffs2_zlib_decompress()
161 ((data_in[0] & 0x0f) == Z_DEFLATED) && in jffs2_zlib_decompress()
162 !(((data_in[0]<<8) + data_in[1]) % 31)) { in jffs2_zlib_decompress()
165 wbits = -((data_in[0] >> 4) + 8); in jffs2_zlib_decompress()
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| A D | compr_rubin.c | 274 while (pos < (*sourcelen) && !out_byte(&rs, data_in[pos])) in rubin_do_compress()
292 int jffs2_rubinmips_compress(unsigned char *data_in, unsigned char *cpage_out,
295 return rubin_do_compress(BIT_DIVIDER_MIPS, bits_mips, data_in,
299 static int jffs2_dynrubin_compress(unsigned char *data_in, in jffs2_dynrubin_compress() argument
317 histo[data_in[i]]++; in jffs2_dynrubin_compress()
345 ret = rubin_do_compress(256, bits, data_in, cpage_out+8, &mysrclen, in jffs2_dynrubin_compress()
379 static int jffs2_rubinmips_decompress(unsigned char *data_in, in jffs2_rubinmips_decompress() argument
383 rubin_do_decompress(BIT_DIVIDER_MIPS, bits_mips, data_in, in jffs2_rubinmips_decompress()
388 static int jffs2_dynrubin_decompress(unsigned char *data_in, in jffs2_dynrubin_decompress() argument
396 bits[c] = data_in[c]; in jffs2_dynrubin_decompress()
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| A D | compr.c | 74 static int jffs2_selected_compress(u8 compr, unsigned char *data_in, in jffs2_selected_compress() argument
108 err = this->compress(data_in, output_buf, datalen, cdatalen); in jffs2_selected_compress()
149 unsigned char *data_in, unsigned char **cpage_out, in jffs2_compress() argument
168 ret = jffs2_selected_compress(0, data_in, cpage_out, datalen, in jffs2_compress()
206 compr_ret = this->compress(data_in, this->compr_buf, datalen, cdatalen); in jffs2_compress()
233 ret = jffs2_selected_compress(JFFS2_COMPR_LZO, data_in, in jffs2_compress()
237 ret = jffs2_selected_compress(JFFS2_COMPR_ZLIB, data_in, in jffs2_compress()
245 *cpage_out = data_in; in jffs2_compress()
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| A D | compr_lzo.c | 43 static int jffs2_lzo_compress(unsigned char *data_in, unsigned char *cpage_out, in jffs2_lzo_compress() argument
50 ret = lzo1x_1_compress(data_in, *sourcelen, lzo_compress_buf, &compress_size, lzo_mem); in jffs2_lzo_compress()
68 static int jffs2_lzo_decompress(unsigned char *data_in, unsigned char *cpage_out, in jffs2_lzo_decompress() argument
74 ret = lzo1x_decompress_safe(data_in, srclen, cpage_out, &dl); in jffs2_lzo_decompress()
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| A D | compr.h | 53 int (*compress)(unsigned char *data_in, unsigned char *cpage_out,
74 unsigned char *data_in, unsigned char **cpage_out,
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