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author | Andrew Bartlett <abartlet@samba.org> | 2011-06-24 16:26:23 +1000 |
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committer | Andrew Bartlett <abartlet@samba.org> | 2011-06-24 16:26:23 +1000 |
commit | 6da26870e0ae5acd6ff49a30ec2f6886b44d095e (patch) | |
tree | 850c71039563c16a5d563c47e7ba2ab645baf198 /lib/ccan/endian/test/run.c | |
parent | 6925a799d04c6fa59dd2ddef1f5510f9bb7d17d1 (diff) | |
parent | 2610c05b5b95cc7036b3d6dfb894c6cfbdb68483 (diff) | |
download | samba-4.0.0alpha16.tar.gz samba-4.0.0alpha16.tar.xz samba-4.0.0alpha16.zip |
Merge 2610c05b5b95cc7036b3d6dfb894c6cfbdb68483 as Samba-4.0alpha16samba-4.0.0alpha16
Diffstat (limited to 'lib/ccan/endian/test/run.c')
-rw-r--r-- | lib/ccan/endian/test/run.c | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/lib/ccan/endian/test/run.c b/lib/ccan/endian/test/run.c new file mode 100644 index 00000000000..a00fce74e45 --- /dev/null +++ b/lib/ccan/endian/test/run.c @@ -0,0 +1,106 @@ +#include <ccan/endian/endian.h> +#include <stdlib.h> +#include <stddef.h> +#include <ccan/tap/tap.h> + +int main(int argc, char *argv[]) +{ + union { + uint64_t u64; + unsigned char u64_bytes[8]; + } u64; + union { + uint32_t u32; + unsigned char u32_bytes[4]; + } u32; + union { + uint16_t u16; + unsigned char u16_bytes[2]; + } u16; + + plan_tests(48); + + /* Straight swap tests. */ + u64.u64_bytes[0] = 0x00; + u64.u64_bytes[1] = 0x11; + u64.u64_bytes[2] = 0x22; + u64.u64_bytes[3] = 0x33; + u64.u64_bytes[4] = 0x44; + u64.u64_bytes[5] = 0x55; + u64.u64_bytes[6] = 0x66; + u64.u64_bytes[7] = 0x77; + u64.u64 = bswap_64(u64.u64); + ok1(u64.u64_bytes[7] == 0x00); + ok1(u64.u64_bytes[6] == 0x11); + ok1(u64.u64_bytes[5] == 0x22); + ok1(u64.u64_bytes[4] == 0x33); + ok1(u64.u64_bytes[3] == 0x44); + ok1(u64.u64_bytes[2] == 0x55); + ok1(u64.u64_bytes[1] == 0x66); + ok1(u64.u64_bytes[0] == 0x77); + + u32.u32_bytes[0] = 0x00; + u32.u32_bytes[1] = 0x11; + u32.u32_bytes[2] = 0x22; + u32.u32_bytes[3] = 0x33; + u32.u32 = bswap_32(u32.u32); + ok1(u32.u32_bytes[3] == 0x00); + ok1(u32.u32_bytes[2] == 0x11); + ok1(u32.u32_bytes[1] == 0x22); + ok1(u32.u32_bytes[0] == 0x33); + + u16.u16_bytes[0] = 0x00; + u16.u16_bytes[1] = 0x11; + u16.u16 = bswap_16(u16.u16); + ok1(u16.u16_bytes[1] == 0x00); + ok1(u16.u16_bytes[0] == 0x11); + + /* Endian tests. */ + u64.u64 = cpu_to_le64(0x0011223344556677ULL); + ok1(u64.u64_bytes[0] == 0x77); + ok1(u64.u64_bytes[1] == 0x66); + ok1(u64.u64_bytes[2] == 0x55); + ok1(u64.u64_bytes[3] == 0x44); + ok1(u64.u64_bytes[4] == 0x33); + ok1(u64.u64_bytes[5] == 0x22); + ok1(u64.u64_bytes[6] == 0x11); + ok1(u64.u64_bytes[7] == 0x00); + ok1(le64_to_cpu(u64.u64) == 0x0011223344556677ULL); + + u64.u64 = cpu_to_be64(0x0011223344556677ULL); + ok1(u64.u64_bytes[7] == 0x77); + ok1(u64.u64_bytes[6] == 0x66); + ok1(u64.u64_bytes[5] == 0x55); + ok1(u64.u64_bytes[4] == 0x44); + ok1(u64.u64_bytes[3] == 0x33); + ok1(u64.u64_bytes[2] == 0x22); + ok1(u64.u64_bytes[1] == 0x11); + ok1(u64.u64_bytes[0] == 0x00); + ok1(be64_to_cpu(u64.u64) == 0x0011223344556677ULL); + + u32.u32 = cpu_to_le32(0x00112233); + ok1(u32.u32_bytes[0] == 0x33); + ok1(u32.u32_bytes[1] == 0x22); + ok1(u32.u32_bytes[2] == 0x11); + ok1(u32.u32_bytes[3] == 0x00); + ok1(le32_to_cpu(u32.u32) == 0x00112233); + + u32.u32 = cpu_to_be32(0x00112233); + ok1(u32.u32_bytes[3] == 0x33); + ok1(u32.u32_bytes[2] == 0x22); + ok1(u32.u32_bytes[1] == 0x11); + ok1(u32.u32_bytes[0] == 0x00); + ok1(be32_to_cpu(u32.u32) == 0x00112233); + + u16.u16 = cpu_to_le16(0x0011); + ok1(u16.u16_bytes[0] == 0x11); + ok1(u16.u16_bytes[1] == 0x00); + ok1(le16_to_cpu(u16.u16) == 0x0011); + + u16.u16 = cpu_to_be16(0x0011); + ok1(u16.u16_bytes[1] == 0x11); + ok1(u16.u16_bytes[0] == 0x00); + ok1(be16_to_cpu(u16.u16) == 0x0011); + + exit(exit_status()); +} |