diff options
| author | Volker Lendecke <vl@samba.org> | 2021-01-04 13:12:30 +0100 |
|---|---|---|
| committer | Jeremy Allison <jra@samba.org> | 2021-01-08 20:31:33 +0000 |
| commit | c8d9ce3f7c8c486ab21e320a0adcb71311dcb453 (patch) | |
| tree | 8012f95115a6d82013b337bca6a404692fdaa4f7 /lib/replace | |
| parent | dad4410c86c2a2988cdc301693d6be3ee9cf6253 (diff) | |
| download | samba-c8d9ce3f7c8c486ab21e320a0adcb71311dcb453.tar.gz | |
lib: Add "hex_byte()" to replace.h
This is required in quite a few places, and replace.h has things like
ZERO_STRUCT already, so this is not completely outplaced.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Diffstat (limited to 'lib/replace')
| -rw-r--r-- | lib/replace/replace.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/lib/replace/replace.h b/lib/replace/replace.h index f7f6b653869..e08bf7c2e58 100644 --- a/lib/replace/replace.h +++ b/lib/replace/replace.h @@ -977,6 +977,22 @@ bool nss_wrapper_hosts_enabled(void); bool socket_wrapper_enabled(void); bool uid_wrapper_enabled(void); +static inline bool _hexcharval(char c, uint8_t *val) +{ + if ((c >= '0') && (c <= '9')) { *val = c - '0'; return true; } + if ((c >= 'a') && (c <= 'f')) { *val = c - 'a' + 10; return true; } + if ((c >= 'A') && (c <= 'F')) { *val = c - 'A' + 10; return true; } + return false; +} + +static inline bool hex_byte(const char *in, uint8_t *out) +{ + uint8_t hi=0, lo=0; + bool ok = _hexcharval(in[0], &hi) && _hexcharval(in[1], &lo); + *out = (hi<<4)+lo; + return ok; +} + /* Needed for Solaris atomic_add_XX functions. */ #if defined(HAVE_SYS_ATOMIC_H) #include <sys/atomic.h> |