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authorMax <msuraev@sysmocom.de>2016-02-24 16:05:48 +0100
committerHolger Hans Peter Freyther <holger@moiji-mobile.com>2016-02-25 22:35:44 +0100
commit6a5ef46dd018c8e66e341a531403e40de24893f2 (patch)
tree58b1fd6b36b0939028c7395d5c943d517d901787 /include/osmocom/core/bits.h
parentf81eb328b61f65a09b7233aaa70b2f655c0300bc (diff)
Add byte printing macros
It's sometimes handy for debugging to be able to immediately see which bits are set in a given byte. Generalize macro used for that in bitvec tests and make it available for the rest of the library.
Diffstat (limited to 'include/osmocom/core/bits.h')
-rw-r--r--include/osmocom/core/bits.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/include/osmocom/core/bits.h b/include/osmocom/core/bits.h
index 1587b050..46f0c8b8 100644
--- a/include/osmocom/core/bits.h
+++ b/include/osmocom/core/bits.h
@@ -50,6 +50,27 @@ int osmo_pbit2ubit_ext(ubit_t *out, unsigned int out_ofs,
const pbit_t *in, unsigned int in_ofs,
unsigned int num_bits, int lsb_mode);
+#define OSMO_BIN_SPEC "%d%d%d%d%d%d%d%d"
+#define OSMO_BIN_PRINT(byte) \
+ (byte & 0x80 ? 1 : 0), \
+ (byte & 0x40 ? 1 : 0), \
+ (byte & 0x20 ? 1 : 0), \
+ (byte & 0x10 ? 1 : 0), \
+ (byte & 0x08 ? 1 : 0), \
+ (byte & 0x04 ? 1 : 0), \
+ (byte & 0x02 ? 1 : 0), \
+ (byte & 0x01 ? 1 : 0)
+
+#define OSMO_BIT_SPEC "%c%c%c%c%c%c%c%c"
+#define OSMO_BIT_PRINT(byte) \
+ (byte & 0x80 ? '1' : '.'), \
+ (byte & 0x40 ? '1' : '.'), \
+ (byte & 0x20 ? '1' : '.'), \
+ (byte & 0x10 ? '1' : '.'), \
+ (byte & 0x08 ? '1' : '.'), \
+ (byte & 0x04 ? '1' : '.'), \
+ (byte & 0x02 ? '1' : '.'), \
+ (byte & 0x01 ? '1' : '.')
/* BIT REVERSAL */