[libvirt] [PATCH] Remove hand-crafted UUID parsers
Matthias Bolte
matthias.bolte at googlemail.com
Thu Sep 24 20:13:15 UTC 2009
2009/9/24 Daniel P. Berrange <berrange at redhat.com>:
> * src/libvirt.c: Remove hand-crafted UUID parsers in favour of
> calling virParseUUID
s/virParseUUID/virUUIDParse/
> ---
> src/libvirt.c | 56 +++++---------------------------------------------------
> 1 files changed, 5 insertions(+), 51 deletions(-)
>
> diff --git a/src/libvirt.c b/src/libvirt.c
> index 9fb0617..74d62a4 100644
> --- a/src/libvirt.c
> +++ b/src/libvirt.c
> @@ -1839,26 +1839,11 @@ virDomainLookupByUUIDString(virConnectPtr conn, const char *uuidstr)
> virLibConnError(conn, VIR_ERR_INVALID_ARG, __FUNCTION__);
> goto error;
> }
> - /* XXX: sexpr_uuid() also supports 'xxxx-xxxx-xxxx-xxxx' format.
> - * We needn't it here. Right?
> - */
> - ret = sscanf(uuidstr,
> - "%02x%02x%02x%02x-"
> - "%02x%02x-"
> - "%02x%02x-"
> - "%02x%02x-"
> - "%02x%02x%02x%02x%02x%02x",
> - raw + 0, raw + 1, raw + 2, raw + 3,
> - raw + 4, raw + 5, raw + 6, raw + 7,
> - raw + 8, raw + 9, raw + 10, raw + 11,
> - raw + 12, raw + 13, raw + 14, raw + 15);
> -
> - if (ret!=VIR_UUID_BUFLEN) {
> +
> + if (virUUIDParse(uuidstr, uuid) < 0) {
> virLibConnError(conn, VIR_ERR_INVALID_ARG, __FUNCTION__);
> goto error;
> }
> - for (i = 0; i < VIR_UUID_BUFLEN; i++)
> - uuid[i] = raw[i] & 0xFF;
>
> return virDomainLookupByUUID(conn, &uuid[0]);
>
> @@ -5038,26 +5023,10 @@ virNetworkLookupByUUIDString(virConnectPtr conn, const char *uuidstr)
> goto error;
> }
>
> - /* XXX: sexpr_uuid() also supports 'xxxx-xxxx-xxxx-xxxx' format.
> - * We needn't it here. Right?
> - */
> - ret = sscanf(uuidstr,
> - "%02x%02x%02x%02x-"
> - "%02x%02x-"
> - "%02x%02x-"
> - "%02x%02x-"
> - "%02x%02x%02x%02x%02x%02x",
> - raw + 0, raw + 1, raw + 2, raw + 3,
> - raw + 4, raw + 5, raw + 6, raw + 7,
> - raw + 8, raw + 9, raw + 10, raw + 11,
> - raw + 12, raw + 13, raw + 14, raw + 15);
> -
> - if (ret!=VIR_UUID_BUFLEN) {
> + if (virUUIDParse(uuidstr, uuid) < 0) {
> virLibConnError(conn, VIR_ERR_INVALID_ARG, __FUNCTION__);
> goto error;
> }
> - for (i = 0; i < VIR_UUID_BUFLEN; i++)
> - uuid[i] = raw[i] & 0xFF;
>
> return virNetworkLookupByUUID(conn, &uuid[0]);
>
> @@ -8887,26 +8856,11 @@ virSecretLookupByUUIDString(virConnectPtr conn, const char *uuidstr)
> virLibConnError(conn, VIR_ERR_INVALID_ARG, __FUNCTION__);
> goto error;
> }
> - /* XXX: sexpr_uuid() also supports 'xxxx-xxxx-xxxx-xxxx' format.
> - * We needn't it here. Right?
> - */
> - ret = sscanf(uuidstr,
> - "%02x%02x%02x%02x-"
> - "%02x%02x-"
> - "%02x%02x-"
> - "%02x%02x-"
> - "%02x%02x%02x%02x%02x%02x",
> - raw + 0, raw + 1, raw + 2, raw + 3,
> - raw + 4, raw + 5, raw + 6, raw + 7,
> - raw + 8, raw + 9, raw + 10, raw + 11,
> - raw + 12, raw + 13, raw + 14, raw + 15);
> -
> - if (ret!=VIR_UUID_BUFLEN) {
> +
> + if (virUUIDParse(uuidstr, uuid) < 0) {
> virLibConnError(conn, VIR_ERR_INVALID_ARG, __FUNCTION__);
> goto error;
> }
> - for (i = 0; i < VIR_UUID_BUFLEN; i++)
> - uuid[i] = raw[i] & 0xFF;
>
> return virSecretLookupByUUID(conn, &uuid[0]);
>
> --
> 1.6.2.5
>
You removed the usage of raw, i and ret in this 3 functions, but
forgot to remove the variable definitions as well.
ACK, beside the two comments.
Matthias
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