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-rw-r--r--lib/libalpm/util.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/lib/libalpm/util.c b/lib/libalpm/util.c
index 98eaa175..4cb31a8a 100644
--- a/lib/libalpm/util.c
+++ b/lib/libalpm/util.c
@@ -1074,6 +1074,31 @@ unsigned long _alpm_hash_sdbm(const char *str)
return hash;
}
+off_t _alpm_strtoofft(const char *line)
+{
+ char *end;
+ unsigned long long result;
+ errno = 0;
+
+ /* we are trying to parse bare numbers only, no leading anything */
+ if(line[0] < '1' || line[0] > '9') {
+ return (off_t)-1;
+ }
+ result = strtoull(line, &end, 10);
+ if (result == 0 && end == line) {
+ /* line was not a number */
+ return (off_t)-1;
+ } else if (result == ULLONG_MAX && errno == ERANGE) {
+ /* line does not fit in unsigned long long */
+ return (off_t)-1;
+ } else if (*end) {
+ /* line began with a number but has junk left over at the end */
+ return (off_t)-1;
+ }
+
+ return (off_t)result;
+}
+
long _alpm_parsedate(const char *line)
{
if(isalpha((unsigned char)line[0])) {