diff options
Diffstat (limited to 'src/pulsecore/endianmacros.h')
-rw-r--r-- | src/pulsecore/endianmacros.h | 78 |
1 files changed, 46 insertions, 32 deletions
diff --git a/src/pulsecore/endianmacros.h b/src/pulsecore/endianmacros.h index c0c3a6d8..8f7cfade 100644 --- a/src/pulsecore/endianmacros.h +++ b/src/pulsecore/endianmacros.h @@ -27,54 +27,68 @@ #include <inttypes.h> -#ifdef HAVE_CONFIG_H -#include <config.h> +#ifndef PACKAGE +#error "Please include config.h before including this file!" #endif -#define INT16_SWAP(x) ( (int16_t) ( ((uint16_t) x >> 8) | ((uint16_t) x << 8) ) ) -#define UINT16_SWAP(x) ( (uint16_t) ( ((uint16_t) x >> 8) | ((uint16_t) x << 8) ) ) -#define INT32_SWAP(x) ( (int32_t) ( ((uint32_t) x >> 24) | ((uint32_t) x << 24) | (((uint32_t) x & 0xFF00) << 8) | ((((uint32_t) x) >> 8) & 0xFF00) ) ) -#define UINT32_SWAP(x) ( (uint32_t) ( ((uint32_t) x >> 24) | ((uint32_t) x << 24) | (((uint32_t) x & 0xFF00) << 8) | ((((uint32_t) x) >> 8) & 0xFF00) ) ) +#ifdef HAVE_BYTESWAP_H +#include <byteswap.h> +#endif + +#ifdef HAVE_BYTESWAP_H +#define PA_INT16_SWAP(x) ((int16_t) bswap_16((uint16_t) x)) +#define PA_UINT16_SWAP(x) ((uint16_t) bswap_16((uint16_t) x)) +#define PA_INT32_SWAP(x) ((int32_t) bswap_32((uint32_t) x)) +#define PA_UINT32_SWAP(x) ((uint32_t) bswap_32((uint32_t) x)) +#else +#define PA_INT16_SWAP(x) ( (int16_t) ( ((uint16_t) x >> 8) | ((uint16_t) x << 8) ) ) +#define PA_UINT16_SWAP(x) ( (uint16_t) ( ((uint16_t) x >> 8) | ((uint16_t) x << 8) ) ) +#define PA_INT32_SWAP(x) ( (int32_t) ( ((uint32_t) x >> 24) | ((uint32_t) x << 24) | (((uint32_t) x & 0xFF00) << 8) | ((((uint32_t) x) >> 8) & 0xFF00) ) ) +#define PA_UINT32_SWAP(x) ( (uint32_t) ( ((uint32_t) x >> 24) | ((uint32_t) x << 24) | (((uint32_t) x & 0xFF00) << 8) | ((((uint32_t) x) >> 8) & 0xFF00) ) ) +#endif + +#define PA_MAYBE_INT16_SWAP(c,x) ((c) ? PA_INT32_SWAP(x) : x) +#define PA_MAYBE_UINT16_SWAP(c,x) ((c) ? PA_UINT32_SWAP(x) : x) -#define MAYBE_INT32_SWAP(c,x) ((c) ? INT32_SWAP(x) : x) -#define MAYBE_UINT32_SWAP(c,x) ((c) ? UINT32_SWAP(x) : x) +#define PA_MAYBE_INT32_SWAP(c,x) ((c) ? PA_INT32_SWAP(x) : x) +#define PA_MAYBE_UINT32_SWAP(c,x) ((c) ? PA_UINT32_SWAP(x) : x) #ifdef WORDS_BIGENDIAN - #define INT16_FROM_LE(x) INT16_SWAP(x) - #define INT16_FROM_BE(x) ((int16_t)(x)) + #define PA_INT16_FROM_LE(x) PA_INT16_SWAP(x) + #define PA_INT16_FROM_BE(x) ((int16_t)(x)) - #define INT16_TO_LE(x) INT16_SWAP(x) - #define INT16_TO_BE(x) ((int16_t)(x)) + #define PA_INT16_TO_LE(x) PA_INT16_SWAP(x) + #define PA_INT16_TO_BE(x) ((int16_t)(x)) - #define UINT16_FROM_LE(x) UINT16_SWAP(x) - #define UINT16_FROM_BE(x) ((uint16_t)(x)) + #define PA_UINT16_FROM_LE(x) PA_UINT16_SWAP(x) + #define PA_UINT16_FROM_BE(x) ((uint16_t)(x)) - #define INT32_FROM_LE(x) INT32_SWAP(x) - #define INT32_FROM_BE(x) ((int32_t)(x)) + #define PA_INT32_FROM_LE(x) PA_INT32_SWAP(x) + #define PA_INT32_FROM_BE(x) ((int32_t)(x)) - #define UINT32_FROM_LE(x) UINT32_SWAP(x) - #define UINT32_FROM_BE(x) ((uint32_t)(x)) + #define PA_UINT32_FROM_LE(x) PA_UINT32_SWAP(x) + #define PA_UINT32_FROM_BE(x) ((uint32_t)(x)) - #define UINT32_TO_LE(x) UINT32_SWAP(x) - #define UINT32_TO_BE(x) ((uint32_t)(x)) + #define PA_UINT32_TO_LE(x) PA_UINT32_SWAP(x) + #define PA_UINT32_TO_BE(x) ((uint32_t)(x)) #else - #define INT16_FROM_LE(x) ((int16_t)(x)) - #define INT16_FROM_BE(x) INT16_SWAP(x) + #define PA_INT16_FROM_LE(x) ((int16_t)(x)) + #define PA_INT16_FROM_BE(x) PA_INT16_SWAP(x) - #define INT16_TO_LE(x) ((int16_t)(x)) - #define INT16_TO_BE(x) INT16_SWAP(x) + #define PA_INT16_TO_LE(x) ((int16_t)(x)) + #define PA_INT16_TO_BE(x) PA_INT16_SWAP(x) - #define UINT16_FROM_LE(x) ((uint16_t)(x)) - #define UINT16_FROM_BE(x) UINT16_SWAP(x) + #define PA_UINT16_FROM_LE(x) ((uint16_t)(x)) + #define PA_UINT16_FROM_BE(x) PA_UINT16_SWAP(x) - #define INT32_FROM_LE(x) ((int32_t)(x)) - #define INT32_FROM_BE(x) INT32_SWAP(x) + #define PA_INT32_FROM_LE(x) ((int32_t)(x)) + #define PA_INT32_FROM_BE(x) PA_INT32_SWAP(x) - #define UINT32_FROM_LE(x) ((uint32_t)(x)) - #define UINT32_FROM_BE(x) UINT32_SWAP(x) + #define PA_UINT32_FROM_LE(x) ((uint32_t)(x)) + #define PA_UINT32_FROM_BE(x) PA_UINT32_SWAP(x) - #define UINT32_TO_LE(x) ((uint32_t)(x)) - #define UINT32_TO_BE(x) UINT32_SWAP(x) + #define PA_UINT32_TO_LE(x) ((uint32_t)(x)) + #define PA_UINT32_TO_BE(x) PA_UINT32_SWAP(x) #endif #endif |