Add func for convert string to MAC address.
Signed-off-by: Vadim Kochan <vadi...@gmail.com>
---
str.c | 25 +++++++++++++++++++++++++
str.h | 1 +
2 files changed, 26 insertions(+)
diff --git a/str.c b/str.c
index e4d8722..aca069a 100644
--- a/str.c
+++ b/str.c
@@ -7,6 +7,7 @@
#include <stdio.h>
#include <string.h>
#include <stdarg.h>
+#include <arpa/inet.h>
#include "str.h"
#include "die.h"
@@ -129,3 +130,27 @@ void argv_free(char **argv)
free(tmp);
}
+
+int str2mac(char *str, uint8_t *mac)
+{
+ int i, count;
+ unsigned int tmp[6];
+
+ if (!str)
+ return -1;
+
+ count = sscanf(str, "%02X:%02X:%02X:%02X:%02X:%02X",
+ &tmp[0], &tmp[1], &tmp[2], &tmp[3], &tmp[4], &tmp[5]);
+
+ if (count != 6)
+ count = sscanf(str, "%02x:%02x:%02x:%02x:%02x:%02x",
+ &tmp[0], &tmp[1], &tmp[2], &tmp[3], &tmp[4], &tmp[5]);
+
+ if (count != 6)
+ return -1;
+
+ for (i = 0; i < 6; i++)
+ mac[i] = (uint8_t)tmp[i];
+
+ return 0;
+}
diff --git a/str.h b/str.h
index 3ffb2b9..9b29222 100644
--- a/str.h
+++ b/str.h
@@ -11,5 +11,6 @@ extern noinline void *xmemset(void *s, int c, size_t n);
extern char *argv2str(int startind, int argc, char **argv);
extern char **argv_insert(char **argv, size_t *count, const char *str);
extern void argv_free(char **argv);
+extern int str2mac(char *str, uint8_t *mac);
#endif /* STR_H */
--
2.6.3
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