diff options
Diffstat (limited to 'Build/source/texk/web2c/luatexdir/zziplib/zzip/fetch.c')
-rw-r--r-- | Build/source/texk/web2c/luatexdir/zziplib/zzip/fetch.c | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/Build/source/texk/web2c/luatexdir/zziplib/zzip/fetch.c b/Build/source/texk/web2c/luatexdir/zziplib/zzip/fetch.c deleted file mode 100644 index 23be82376df..00000000000 --- a/Build/source/texk/web2c/luatexdir/zziplib/zzip/fetch.c +++ /dev/null @@ -1,117 +0,0 @@ -#include <zzip/fetch.h> - -#if defined ZZIP_WORDS_BIGENDIAN && \ - defined bswap_16 && defined bswap_32 && defined bswap_64 -# define __ZZIP_GET16(__p) bswap_16(*(uint16_t*)(__p)) -# define __ZZIP_GET32(__p) bswap_32(*(uint32_t*)(__p)) -# define __ZZIP_SET16(__p,__x) (*(uint16_t*)(__p) = bswap_16((uint16_t)(__x))) -# define __ZZIP_SET32(__p,__x) (*(uint32_t*)(__p) = bswap_32((uint32_t)(__x))) -# define __ZZIP_GET64(__p) bswap_64(*(zzip_off64_t*)(__p)) -# define __ZZIP_SET64(__p,__x) \ - (*(zzip_off64_t*)(__p) = bswap_64((zzip_off64_t)(__x))) -#endif - -/* ------------------------- fetch helpers --------------------------------- */ - -/** - * Make 32 bit value in host byteorder from little-endian mapped octet-data - * (works also on machines which SIGBUS on misaligned data access (eg. 68000)) - */ -uint32_t __zzip_get32(unsigned char * s) -{ -#if defined __ZZIP_GET32 - return __ZZIP_GET32(s); -#else - return ((uint32_t)s[3] << 24) | ((uint32_t)s[2] << 16) - | ((uint32_t)s[1] << 8) | ((uint32_t)s[0]); -#endif -} - -/** => __zzip_get32 - * This function does the same for a 16 bit value. - */ -uint16_t __zzip_get16(unsigned char * s) -{ -#if defined __ZZIP_GET16 - return __ZZIP_GET16(s); -#else - return ((uint16_t)s[1] << 8) | ((uint16_t)s[0]); -#endif -} - -/** => __zzip_get32 - * This function does the same for an off64_t value. - */ -uint64_t __zzip_get64(unsigned char * s) -{ -#ifdef __GNUC__ - register uint64_t v - = s[7]; v <<= 8; - v |= s[6]; v <<= 8; - v |= s[5]; v <<= 8; - v |= s[4]; v <<= 8; - v |= s[3]; v <<= 8; - v |= s[2]; v <<= 8; - v |= s[1]; v <<= 8; - v |= s[0]; return v; -#else - return ((uint64_t)s[7] << 56) | ((uint64_t)s[6] << 48) - | ((uint64_t)s[5] << 40) | ((uint64_t)s[4] << 32) - | ((uint64_t)s[3] << 24) | ((uint64_t)s[2] << 16) - | ((uint64_t)s[1] << 8) | ((uint64_t)s[0]); -#endif -} - -/** => __zzip_get32 - * This function pushes a 32bit value at the specified address - */ -void __zzip_set32(unsigned char * s, uint32_t v) -{ -#if defined __ZZIP_SET32 - return __ZZIP_SET32(s, v); -#else - s[0] = (unsigned char) (v); - v >>= 8; - s[1] = (unsigned char) (v); - v >>= 8; - s[2] = (unsigned char) (v); - v >>= 8; - s[3] = (unsigned char) (v); -#endif -} - -/** => __zzip_get32 - * This function does the same for a 16 bit value. - */ -void __zzip_set16(unsigned char * s, uint16_t v) -{ -#if defined __ZZIP_SET16 - return __ZZIP_SET16(s, v); -#else - s[0] = (unsigned char) (v); - v >>= 8; - s[1] = (unsigned char) (v); -#endif -} - -/** => __zzip_get32 - * This function pushes a off64_t value at the specified address - */ -void __zzip_set64(unsigned char * s, uint64_t v) -{ - s[0] = (unsigned char) (v); - v >>= 8; - s[1] = (unsigned char) (v); - v >>= 8; - s[2] = (unsigned char) (v); - v >>= 8; - s[3] = (unsigned char) (v); - v >>= 8; - s[4] = (unsigned char) (v); - v >>= 8; - s[5] = (unsigned char) (v); - v >>= 8; - s[6] = (unsigned char) (v); - v >>= 8; - s[7] = (unsigned char) (v); -} |