← Back to davo.co
summaryrefslogtreecommitdiffstats
path: root/endianness.c
diff options
context:
space:
mode:
Diffstat (limited to 'endianness.c')
-rw-r--r--endianness.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/endianness.c b/endianness.c
new file mode 100644
index 0000000..ec589d7
--- /dev/null
+++ b/endianness.c
@@ -0,0 +1,19 @@
+#include <stdio.h>
+#include <inttypes.h>
+
+typedef union unsignedInspect unsignedInspect;
+union unsignedInspect {
+ unsigned val;
+ unsigned char bytes[sizeof(unsigned)];
+};
+unsignedInspect twofold = { .val = 0xAABBCCDD, };
+
+int main(void) {
+ printf("value is 0x%.08X\n", twofold.val);
+ for (size_t i = 0; i < sizeof twofold.bytes; ++i)
+ printf("byte[%zu]: 0x%.02hhX\n", i, twofold.bytes[i]);
+ unsigned val = 0xAABBCCDD;
+ unsigned char* valp = (unsigned char*)&val;
+ for (size_t i = 0; i < sizeof val; ++i)
+ printf("byte[%zu]: 0x%.02hhX\n", i, valp[i]);
+}