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option cutils: Fix and clean up number conversions

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Merge remote-tracking branch 'remotes/armbru/tags/pull-util-2017-02-23' into staging

option cutils: Fix and clean up number conversions

# gpg: Signature made Thu 23 Feb 2017 19:41:17 GMT
# gpg:                using RSA key 0x3870B400EB918653
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>"
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>"
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-util-2017-02-23: (24 commits)
  option: Fix checking of sizes for overflow and trailing crap
  util/cutils: Change qemu_strtosz*() from int64_t to uint64_t
  util/cutils: Return qemu_strtosz*() error and value separately
  util/cutils: Let qemu_strtosz*() optionally reject trailing crap
  qemu-img: Wrap cvtnum() around qemu_strtosz()
  test-cutils: Drop suffix from test_qemu_strtosz_simple()
  test-cutils: Use qemu_strtosz() more often
  util/cutils: Drop QEMU_STRTOSZ_DEFSUFFIX_* macros
  util/cutils: New qemu_strtosz()
  util/cutils: Rename qemu_strtosz() to qemu_strtosz_MiB()
  util/cutils: New qemu_strtosz_metric()
  test-cutils: Cover qemu_strtosz() around range limits
  test-cutils: Cover qemu_strtosz() with trailing crap
  test-cutils: Cover qemu_strtosz() invalid input
  test-cutils: Add missing qemu_strtosz()... endptr checks
  option: Fix to reject invalid and overflowing numbers
  util/cutils: Clean up control flow around qemu_strtol() a bit
  util/cutils: Clean up variable names around qemu_strtol()
  util/cutils: Rename qemu_strtoll(), qemu_strtoull()
  util/cutils: Rewrite documentation of qemu_strtol() & friends
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2017-02-24 18:34:27 +00:00
commit d7941f4eed
15 changed files with 996 additions and 494 deletions
Download patch file Download diff file Expand all files Collapse all files

11
qapi/opts-visitor.c
View file

@ -481,23 +481,20 @@ opts_type_size(Visitor *v, const char *name, uint64_t *obj, Error **errp)
{
OptsVisitor *ov = to_ov(v);
const QemuOpt *opt;
int64_t val;
char *endptr;
int err;
opt = lookup_scalar(ov, name, errp);
if (!opt) {
return;
}
val = qemu_strtosz_suffix(opt->str ? opt->str : "", &endptr,
QEMU_STRTOSZ_DEFSUFFIX_B);
if (val < 0 || *endptr) {
err = qemu_strtosz(opt->str ? opt->str : "", NULL, obj);
if (err < 0) {
error_setg(errp, QERR_INVALID_PARAMETER_VALUE, opt->name,
"a size value representible as a non-negative int64");
"a size value");
return;
}
*obj = val;
processed(ov, name);
}