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authorMark Adler <madler@alumni.caltech.edu>2016-12-31 16:57:26 -0800
committerMark Adler <madler@alumni.caltech.edu>2016-12-31 17:50:52 -0800
commitb9ae6f0079099c1b2e26abbb434725c4cf62d6b2 (patch)
tree894db968ac4744e42b8b74213cd5f6bbed45f04a /crc32.c
parent61b91f27f87f03d67ee5ecfa5fc66b16dd5e3019 (diff)
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Add crc32_z() and adler32_z() functions with size_t lengths.
Diffstat (limited to 'crc32.c')
-rw-r--r--crc32.c21
1 files changed, 15 insertions, 6 deletions
diff --git a/crc32.c b/crc32.c
index d4efea3..ce000ef 100644
--- a/crc32.c
+++ b/crc32.c
@@ -36,9 +36,9 @@
36#endif 36#endif
37#ifdef BYFOUR 37#ifdef BYFOUR
38 local unsigned long crc32_little OF((unsigned long, 38 local unsigned long crc32_little OF((unsigned long,
39 const unsigned char FAR *, unsigned)); 39 const unsigned char FAR *, z_size_t));
40 local unsigned long crc32_big OF((unsigned long, 40 local unsigned long crc32_big OF((unsigned long,
41 const unsigned char FAR *, unsigned)); 41 const unsigned char FAR *, z_size_t));
42# define TBLS 8 42# define TBLS 8
43#else 43#else
44# define TBLS 1 44# define TBLS 1
@@ -199,10 +199,10 @@ const z_crc_t FAR * ZEXPORT get_crc_table()
199#define DO8 DO1; DO1; DO1; DO1; DO1; DO1; DO1; DO1 199#define DO8 DO1; DO1; DO1; DO1; DO1; DO1; DO1; DO1
200 200
201/* ========================================================================= */ 201/* ========================================================================= */
202unsigned long ZEXPORT crc32(crc, buf, len) 202unsigned long ZEXPORT crc32_z(crc, buf, len)
203 unsigned long crc; 203 unsigned long crc;
204 const unsigned char FAR *buf; 204 const unsigned char FAR *buf;
205 uInt len; 205 z_size_t len;
206{ 206{
207 if (buf == Z_NULL) return 0UL; 207 if (buf == Z_NULL) return 0UL;
208 208
@@ -233,6 +233,15 @@ unsigned long ZEXPORT crc32(crc, buf, len)
233 return crc ^ 0xffffffffUL; 233 return crc ^ 0xffffffffUL;
234} 234}
235 235
236/* ========================================================================= */
237unsigned long ZEXPORT crc32(crc, buf, len)
238 unsigned long crc;
239 const unsigned char FAR *buf;
240 uInt len;
241{
242 return crc32_z(crc, buf, len);
243}
244
236#ifdef BYFOUR 245#ifdef BYFOUR
237 246
238/* 247/*
@@ -257,7 +266,7 @@ unsigned long ZEXPORT crc32(crc, buf, len)
257local unsigned long crc32_little(crc, buf, len) 266local unsigned long crc32_little(crc, buf, len)
258 unsigned long crc; 267 unsigned long crc;
259 const unsigned char FAR *buf; 268 const unsigned char FAR *buf;
260 unsigned len; 269 z_size_t len;
261{ 270{
262 register z_crc_t c; 271 register z_crc_t c;
263 register const z_crc_t FAR *buf4; 272 register const z_crc_t FAR *buf4;
@@ -297,7 +306,7 @@ local unsigned long crc32_little(crc, buf, len)
297local unsigned long crc32_big(crc, buf, len) 306local unsigned long crc32_big(crc, buf, len)
298 unsigned long crc; 307 unsigned long crc;
299 const unsigned char FAR *buf; 308 const unsigned char FAR *buf;
300 unsigned len; 309 z_size_t len;
301{ 310{
302 register z_crc_t c; 311 register z_crc_t c;
303 register const z_crc_t FAR *buf4; 312 register const z_crc_t FAR *buf4;