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-rw-r--r--libosmocore/src/utils.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/libosmocore/src/utils.c b/libosmocore/src/utils.c
new file mode 100644
index 000000000..2a73d397e
--- /dev/null
+++ b/libosmocore/src/utils.c
@@ -0,0 +1,46 @@
+
+#include <string.h>
+#include <stdint.h>
+#include <errno.h>
+
+#include <osmocore/utils.h>
+
+const char *get_value_string(const struct value_string *vs, uint32_t val)
+{
+ int i;
+
+ for (i = 0;; i++) {
+ if (vs[i].value == 0 && vs[i].str == NULL)
+ break;
+ if (vs[i].value == val)
+ return vs[i].str;
+ }
+ return "unknown";
+}
+
+int get_string_value(const struct value_string *vs, const char *str)
+{
+ int i;
+
+ for (i = 0;; i++) {
+ if (vs[i].value == 0 && vs[i].str == NULL)
+ break;
+ if (!strcasecmp(vs[i].str, str))
+ return vs[i].value;
+ }
+ return -EINVAL;
+}
+
+char bcd2char(uint8_t bcd)
+{
+ if (bcd < 0xa)
+ return '0' + bcd;
+ else
+ return 'A' + (bcd - 0xa);
+}
+
+/* only works for numbers in ascci */
+uint8_t char2bcd(char c)
+{
+ return c - 0x30;
+}