format-table: add option to store/format percent and uint64_t values in cells

src/shared/format-table.c

@@ -70,6 +70,8 @@ typedef struct TableData {
                 uint64_t size;
                 char string[0];
                 uint32_t uint32;
+                uint64_t uint64;
+                int percent;        /* we use 'int' as datatype for percent values in order to match the result of parse_percent() */
                 /* … add more here as we start supporting more cell data types … */
         };
 } TableData;
@@ -219,11 +221,15 @@ static size_t table_data_size(TableDataType type, const void *data) {
                 return sizeof(usec_t);
 
         case TABLE_SIZE:
+        case TABLE_UINT64:
                 return sizeof(uint64_t);
 
         case TABLE_UINT32:
                 return sizeof(uint32_t);
 
+        case TABLE_PERCENT:
+                return sizeof(int);
+
         default:
                 assert_not_reached("Uh? Unexpected cell type");
         }
@@ -583,6 +589,8 @@ int table_add_many_internal(Table *t, TableDataType first_type, ...) {
                         uint64_t size;
                         usec_t usec;
                         uint32_t uint32;
+                        uint64_t uint64;
+                        int percent;
                         bool b;
                 } buffer;
 
@@ -617,6 +625,16 @@ int table_add_many_internal(Table *t, TableDataType first_type, ...) {
                         data = &buffer.uint32;
                         break;
 
+                case TABLE_UINT64:
+                        buffer.uint64 = va_arg(ap, uint64_t);
+                        data = &buffer.uint64;
+                        break;
+
+                case TABLE_PERCENT:
+                        buffer.percent = va_arg(ap, int);
+                        data = &buffer.percent;
+                        break;
+
                 case _TABLE_DATA_TYPE_MAX:
                         /* Used as end marker */
                         va_end(ap);
@@ -740,6 +758,12 @@ static int cell_data_compare(TableData *a, size_t index_a, TableData *b, size_t
                 case TABLE_UINT32:
                         return CMP(a->uint32, b->uint32);
 
+                case TABLE_UINT64:
+                        return CMP(a->uint64, b->uint64);
+
+                case TABLE_PERCENT:
+                        return CMP(a->percent, b->percent);
+
                 default:
                         ;
                 }
@@ -850,6 +874,30 @@ static const char *table_data_format(TableData *d) {
                 break;
         }
 
+        case TABLE_UINT64: {
+                _cleanup_free_ char *p;
+
+                p = new(char, DECIMAL_STR_WIDTH(d->uint64) + 1);
+                if (!p)
+                        return NULL;
+
+                sprintf(p, "%" PRIu64, d->uint64);
+                d->formatted = TAKE_PTR(p);
+                break;
+        }
+
+        case TABLE_PERCENT: {
+                _cleanup_free_ char *p;
+
+                p = new(char, DECIMAL_STR_WIDTH(d->percent) + 2);
+                if (!p)
+                        return NULL;
+
+                sprintf(p, "%i%%" , d->percent);
+                d->formatted = TAKE_PTR(p);
+                break;
+        }
+
         default:
                 assert_not_reached("Unexpected type?");
         }

src/shared/format-table.h

@@ -15,6 +15,8 @@ typedef enum TableDataType {
         TABLE_TIMESPAN,
         TABLE_SIZE,
         TABLE_UINT32,
+        TABLE_UINT64,
+        TABLE_PERCENT,
         _TABLE_DATA_TYPE_MAX,
         _TABLE_DATA_TYPE_INVALID = -1,
 } TableDataType;