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-rw-r--r--cutils.c16
-rw-r--r--qemu-common.h2
2 files changed, 13 insertions, 5 deletions
diff --git a/cutils.c b/cutils.c
index f9a7e3689e..28049e0699 100644
--- a/cutils.c
+++ b/cutils.c
@@ -322,7 +322,8 @@ int fcntl_setfl(int fd, int flag)
* value must be terminated by whitespace, ',' or '\0'. Return -1 on
* error.
*/
-int64_t strtosz_suffix(const char *nptr, char **end, const char default_suffix)
+int64_t strtosz_suffix_unit(const char *nptr, char **end,
+ const char default_suffix, int64_t unit)
{
int64_t retval = -1;
char *endptr;
@@ -362,20 +363,20 @@ int64_t strtosz_suffix(const char *nptr, char **end, const char default_suffix)
}
break;
case STRTOSZ_DEFSUFFIX_KB:
- mul = 1 << 10;
+ mul = unit;
break;
case 0:
if (mul_required) {
goto fail;
}
case STRTOSZ_DEFSUFFIX_MB:
- mul = 1ULL << 20;
+ mul = unit * unit;
break;
case STRTOSZ_DEFSUFFIX_GB:
- mul = 1ULL << 30;
+ mul = unit * unit * unit;
break;
case STRTOSZ_DEFSUFFIX_TB:
- mul = 1ULL << 40;
+ mul = unit * unit * unit * unit;
break;
default:
goto fail;
@@ -405,6 +406,11 @@ fail:
return retval;
}
+int64_t strtosz_suffix(const char *nptr, char **end, const char default_suffix)
+{
+ return strtosz_suffix_unit(nptr, end, default_suffix, 1024);
+}
+
int64_t strtosz(const char *nptr, char **end)
{
return strtosz_suffix(nptr, end, STRTOSZ_DEFSUFFIX_MB);
diff --git a/qemu-common.h b/qemu-common.h
index afbd04d321..389f4d2bff 100644
--- a/qemu-common.h
+++ b/qemu-common.h
@@ -157,6 +157,8 @@ int fcntl_setfl(int fd, int flag);
#define STRTOSZ_DEFSUFFIX_B 'B'
int64_t strtosz(const char *nptr, char **end);
int64_t strtosz_suffix(const char *nptr, char **end, const char default_suffix);
+int64_t strtosz_suffix_unit(const char *nptr, char **end,
+ const char default_suffix, int64_t unit);
/* path.c */
void init_paths(const char *prefix);