diff options
Diffstat (limited to 'include/platform.h')
| -rw-r--r-- | include/platform.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/include/platform.h b/include/platform.h index 0e0ccaf90..21224fabf 100644 --- a/include/platform.h +++ b/include/platform.h @@ -135,7 +135,18 @@ #define SWAP_LE64(x) (x) #endif +/* ---- Unaligned access ------------------------------------ */ + +/* parameter is supposed to be an uint32_t* ptr */ +#if defined(i386) || defined(__x86_64__) /* + other arches? */ +#define get_unaligned_u32p(u32p) (*(u32p)) +#else +/* performs reasonably well (gcc usually inlines memcpy here) */ +#define get_unaligned_u32p(u32p) ({ uint32_t __t; memcpy(&__t, (u32p), 4); __t; }) +#endif + /* ---- Networking ------------------------------------------ */ + #ifndef __APPLE__ # include <arpa/inet.h> # ifndef __socklen_t_defined @@ -146,6 +157,7 @@ typedef int socklen_t; #endif /* ---- Compiler dependent settings ------------------------- */ + #if (defined __digital__ && defined __unix__) || defined __APPLE__ # undef HAVE_MNTENT_H # undef HAVE_SYS_STATFS_H @@ -163,9 +175,10 @@ __extension__ typedef unsigned long long __u64; #endif /*----- Kernel versioning ------------------------------------*/ + #define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c)) -/* ---- miscellaneous --------------------------------------- */ +/* ---- Miscellaneous --------------------------------------- */ #if defined(__GNU_LIBRARY__) && __GNU_LIBRARY__ < 5 && \ !defined(__dietlibc__) && \ |