strutil: support tera/peta/exa suffixes in symbolic size specs

[libsigrok.git] / src / strutil.c

diff --git a/src/strutil.c b/src/strutil.c
index 30e992b815468e5a86c1210652b3a19aece2720b..3fe59551bbf06776402b78071b1acdb4b24c6ab7 100644 (file)
--- a/src/strutil.c
+++ b/src/strutil.c
@@ -477,7 +477,8 @@ SR_API char *sr_voltage_string(uint64_t v_p, uint64_t v_q)
  */
 SR_API int sr_parse_sizestring(const char *sizestring, uint64_t *size)
 {
-       int multiplier, done;
+       uint64_t multiplier;
+       int done;
        double frac_part;
        char *s;
 
@@ -504,6 +505,18 @@ SR_API int sr_parse_sizestring(const char *sizestring, uint64_t *size)
                case 'G':
                        multiplier = SR_GHZ(1);
                        break;
+               case 't':
+               case 'T':
+                       multiplier = SR_GHZ(1000);
+                       break;
+               case 'p':
+               case 'P':
+                       multiplier = SR_GHZ(1000 * 1000);
+                       break;
+               case 'e':
+               case 'E':
+                       multiplier = SR_GHZ(1000 * 1000 * 1000);
+                       break;
                default:
                        done = TRUE;
                        s--;
@@ -513,8 +526,9 @@ SR_API int sr_parse_sizestring(const char *sizestring, uint64_t *size)
        if (multiplier > 0) {
                *size *= multiplier;
                *size += frac_part * multiplier;
-       } else
+       } else {
                *size += frac_part;
+       }
 
        if (s && *s && g_ascii_strcasecmp(s, "Hz"))
                return SR_ERR;