diff options
author | Daniel Axtens <dja@axtens.net> | 2015-05-11 23:29:29 +1000 |
---|---|---|
committer | Hans Kristian Rosbach <hk-git@circlestorm.org> | 2015-05-13 14:31:52 +0200 |
commit | 4db4cfdb5badc8860f7410732b12c45216d709b3 (patch) | |
tree | 2b7701b1024cb1bf8f6f600d7acb5adcd9c54881 /crc32.c | |
parent | 08cef610586534681a6998091e284fe37b9b9289 (diff) |
Kill z_crc_t
Signed-off-by: Daniel Axtens <dja@axtens.net>
Conflicts:
crc32.c
Diffstat (limited to 'crc32.c')
-rw-r--r-- | crc32.c | 36 |
1 files changed, 18 insertions, 18 deletions
@@ -59,10 +59,10 @@ static uint32_t crc32_combine_ (uint32_t crc1, uint32_t crc2, z_off64_t len2); #ifdef DYNAMIC_CRC_TABLE static volatile int crc_table_empty = 1; -static z_crc_t crc_table[8][256]; +static uint32_t crc_table[8][256]; static void make_crc_table (void); #ifdef MAKECRCH - static void write_table (FILE *, const z_crc_t *); + static void write_table (FILE *, const uint32_t *); #endif /* MAKECRCH */ /* Generate tables for a byte-wise 32-bit CRC calculation on the polynomial: @@ -92,9 +92,9 @@ static void make_crc_table (void); */ static void make_crc_table() { - z_crc_t c; + uint32_t c; int n, k; - z_crc_t poly; /* polynomial exclusive-or pattern */ + uint32_t poly; /* polynomial exclusive-or pattern */ /* terms of polynomial defining this crc (except x^32): */ static volatile int first = 1; /* flag to limit concurrent making */ static const unsigned char p[] = {0,1,2,4,5,7,8,10,11,12,16,22,23,26}; @@ -108,11 +108,11 @@ static void make_crc_table() /* make exclusive-or pattern from polynomial (0xedb88320) */ poly = 0; for (n = 0; n < (int)(sizeof(p)/sizeof(unsigned char)); n++) - poly |= (z_crc_t)1 << (31 - p[n]); + poly |= (uint32_t)1 << (31 - p[n]); /* generate a crc for every 8-bit value */ for (n = 0; n < 256; n++) { - c = (z_crc_t)n; + c = (uint32_t)n; for (k = 0; k < 8; k++) c = c & 1 ? poly ^ (c >> 1) : c >> 1; crc_table[0][n] = c; @@ -147,7 +147,7 @@ static void make_crc_table() if (out == NULL) return; fprintf(out, "/* crc32.h -- tables for rapid CRC calculation\n"); fprintf(out, " * Generated automatically by crc32.c\n */\n\n"); - fprintf(out, "static const z_crc_t "); + fprintf(out, "static const uint32_t "); fprintf(out, "crc_table[8][256] =\n{\n {\n"); write_table(out, crc_table[0]); for (k = 1; k < 8; k++) { @@ -161,7 +161,7 @@ static void make_crc_table() } #ifdef MAKECRCH -static void write_table(FILE *out, const z_crc_t *table) +static void write_table(FILE *out, const uint32_t *table) { int n; @@ -182,13 +182,13 @@ static void write_table(FILE *out, const z_crc_t *table) /* ========================================================================= * This function can be used by asm versions of crc32() */ -const z_crc_t * ZEXPORT get_crc_table() +const uint32_t * ZEXPORT get_crc_table() { #ifdef DYNAMIC_CRC_TABLE if (crc_table_empty) make_crc_table(); #endif /* DYNAMIC_CRC_TABLE */ - return (const z_crc_t *)crc_table; + return (const uint32_t *)crc_table; } /* ========================================================================= */ @@ -244,17 +244,17 @@ uint32_t ZEXPORT crc32(uint32_t crc, const unsigned char *buf, uInt len) /* ========================================================================= */ static uint32_t crc32_little(uint32_t crc, const unsigned char *buf, unsigned len) { - register z_crc_t c; - register const z_crc_t *buf4; + register uint32_t c; + register const uint32_t *buf4; - c = (z_crc_t)crc; + c = (uint32_t)crc; c = ~c; while (len && ((ptrdiff_t)buf & 3)) { c = crc_table[0][(c ^ *buf++) & 0xff] ^ (c >> 8); len--; } - buf4 = (const z_crc_t *)(const void *)buf; + buf4 = (const uint32_t *)(const void *)buf; #ifndef UNROLL_LESS while (len >= 32) { @@ -287,17 +287,17 @@ static uint32_t crc32_little(uint32_t crc, const unsigned char *buf, unsigned le /* ========================================================================= */ static uint32_t crc32_big(uint32_t crc, const unsigned char *buf, unsigned len) { - register z_crc_t c; - register const z_crc_t *buf4; + register uint32_t c; + register const uint32_t *buf4; - c = ZSWAP32((z_crc_t)crc); + c = ZSWAP32((uint32_t)crc); c = ~c; while (len && ((ptrdiff_t)buf & 3)) { c = crc_table[4][(c >> 24) ^ *buf++] ^ (c << 8); len--; } - buf4 = (const z_crc_t *)(const void *)buf; + buf4 = (const uint32_t *)(const void *)buf; buf4--; #ifndef UNROLL_LESS |