Added MCS table string serializer

lib/include/srslte/phy/common/phy_common_nr.h

@@ -136,7 +136,8 @@ typedef enum SRSLTE_API {
 typedef enum SRSLTE_API {
   srslte_mcs_table_64qam = 0,
   srslte_mcs_table_256qam,
-  srslte_mcs_table_qam64LowSE
+  srslte_mcs_table_qam64LowSE,
+  srslte_mcs_table_N
 } srslte_mcs_table_t;
 
 /**
@@ -281,6 +282,20 @@ SRSLTE_API uint32_t srslte_coreset_get_bw(const srslte_coreset_t* coreset);
  */
 SRSLTE_API uint32_t srslte_coreset_get_sz(const srslte_coreset_t* coreset);
 
+/**
+ * @brief Get the MCS table string
+ * @param mcs_table MCS table value
+ * @return Constant string with the MCS table name
+ */
+SRSLTE_API const char* srslte_mcs_table_to_str(srslte_mcs_table_t mcs_table);
+
+/**
+ * @brief Get the MCS table value from a string
+ * @param str Points to a given string
+ * @return The MCS table value
+ */
+SRSLTE_API srslte_mcs_table_t srslte_mcs_table_from_str(const char* str);
+
 #ifdef __cplusplus
 }
 #endif

lib/src/phy/common/phy_common_nr.c

@@ -20,6 +20,7 @@
  */
 
 #include "srslte/phy/common/phy_common_nr.h"
+#include <string.h>
 
 uint32_t srslte_coreset_get_bw(const srslte_coreset_t* coreset)
 {
@@ -42,3 +43,32 @@ uint32_t srslte_coreset_get_sz(const srslte_coreset_t* coreset)
   // Returns the number of resource elements in time and frequency domains
   return srslte_coreset_get_bw(coreset) * SRSLTE_NRE * coreset->duration;
 }
+
+const char* srslte_mcs_table_to_str(srslte_mcs_table_t mcs_table)
+{
+  switch (mcs_table) {
+
+    case srslte_mcs_table_64qam:
+      return "64qam";
+    case srslte_mcs_table_256qam:
+      return "256qam";
+    case srslte_mcs_table_qam64LowSE:
+      return "qam64LowSE";
+    default:
+      return "undefined";
+  }
+}
+
+srslte_mcs_table_t srslte_mcs_table_from_str(const char* str)
+{
+  if (strcmp(str, "64qam") == 0) {
+    return srslte_mcs_table_64qam;
+  }
+  if (strcmp(str, "256qam") == 0) {
+    return srslte_mcs_table_256qam;
+  }
+  if (strcmp(str, "qam64LowSE") == 0) {
+    return srslte_mcs_table_qam64LowSE;
+  }
+  return srslte_mcs_table_N;
+}