osmocore: Add function osmo_macaddr_parse() to parse ETH MAC address
diff --git a/src/Makefile.am b/src/Makefile.am
index e68c29a..841f672 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -13,7 +13,8 @@
logging.c logging_syslog.c rate_ctr.c \
gsmtap_util.c crc16.c panic.c backtrace.c \
conv.c application.c rbtree.c strrb.c \
- loggingrb.c crc8gen.c crc16gen.c crc32gen.c crc64gen.c
+ loggingrb.c crc8gen.c crc16gen.c crc32gen.c crc64gen.c \
+ macaddr.c
BUILT_SOURCES = crc8gen.c crc16gen.c crc32gen.c crc64gen.c
diff --git a/src/macaddr.c b/src/macaddr.c
new file mode 100644
index 0000000..1181dfe
--- /dev/null
+++ b/src/macaddr.c
@@ -0,0 +1,25 @@
+#include <stdint.h>
+#include <string.h>
+#include <stdlib.h>
+
+
+int osmo_macaddr_parse(uint8_t *out, const char *in)
+{
+ /* 00:00:00:00:00:00 */
+ char tmp[18];
+ char *tok;
+ unsigned int i = 0;
+
+ if (strlen(in) < 17)
+ return -1;
+
+ strncpy(tmp, in, sizeof(tmp)-1);
+ tmp[sizeof(tmp)-1] = '\0';
+
+ for (tok = strtok(tmp, ":"); tok && (i < 6); tok = strtok(NULL, ":")) {
+ unsigned long ul = strtoul(tok, NULL, 16);
+ out[i++] = ul & 0xff;
+ }
+
+ return 0;
+}