shaba/lvm2
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cleanup: use _field_string

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Make at least some 'advantage' in use local func and do dereference
internally from char pointer and use short list of params.
This commit is contained in:
Zdenek Kabelac 2016-03-02 11:50:12 +01:00
parent 25bf0beedb
commit a975dc530e
1 changed files with 30 additions and 31 deletions
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61
lib/report/report.c
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@ -1209,6 +1209,11 @@ static const struct dm_report_reserved_value _report_reserved_values[] = {
#undef FIELD_RESERVED_VALUE
#undef FIELD_RESERVED_BINARY_VALUE
static int _field_string(struct dm_report *rh, struct dm_report_field *field, const char *data)
{
return dm_report_field_string(rh, field, &data);
}
static int _field_set_value(struct dm_report_field *field, const void *data, const void *sort)
{
dm_report_field_set_value(field, data, sort);
@ -1269,7 +1274,7 @@ static int _chars_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((
struct dm_report_field *field,
const void *data, void *private __attribute__((unused)))
{
return dm_report_field_string(rh, field, (const char * const *) &data);
return _field_string(rh, field, data);
}
static int _uuid_disp(struct dm_report *rh, struct dm_pool *mem,
@ -1288,9 +1293,7 @@ static int _dev_name_disp(struct dm_report *rh, struct dm_pool *mem,
struct dm_report_field *field,
const void *data, void *private)
{
const char *name = dev_name(*(const struct device * const *) data);
return _string_disp(rh, mem, field, &name, private);
return _field_string(rh, field, dev_name(*(const struct device * const *) data));
}
static int _devices_disp(struct dm_report *rh, struct dm_pool *mem,
@ -1507,7 +1510,7 @@ static int _kernel_cache_policy_disp(struct dm_report *rh, struct dm_pool *mem,
if ((lvdm->seg_status.type == SEG_STATUS_CACHE) &&
lvdm->seg_status.cache->policy_name)
return _string_disp(rh, mem, field, &lvdm->seg_status.cache->policy_name, NULL);
return _field_string(rh, field, lvdm->seg_status.cache->policy_name);
return _field_set_value(field, GET_FIRST_RESERVED_NAME(cache_policy_undef),
GET_FIELD_RESERVED_VALUE(cache_policy_undef));
@ -1530,7 +1533,7 @@ static int _cache_policy_disp(struct dm_report *rh, struct dm_pool *mem,
return 0;
}
return _string_disp(rh, mem, field, &seg->policy_name, private);
return _field_string(rh, field, seg->policy_name);
}
static int _modules_disp(struct dm_report *rh, struct dm_pool *mem,
@ -1558,7 +1561,7 @@ static int _lvprofile_disp(struct dm_report *rh, struct dm_pool *mem,
const struct logical_volume *lv = (const struct logical_volume *) data;
if (lv->profile)
return _string_disp(rh, mem, field, &lv->profile->name, private);
return _field_string(rh, field, lv->profile->name);
return _field_set_value(field, "", NULL);
}
@ -1568,9 +1571,8 @@ static int _lvlockargs_disp(struct dm_report *rh, struct dm_pool *mem,
const void *data, void *private)
{
const struct logical_volume *lv = (const struct logical_volume *) data;
const char *repstr = lv->lock_args ? lv->lock_args : "";
return _string_disp(rh, mem, field, &repstr, private);
return _field_string(rh, field, lv->lock_args ? : "");
}
static int _vgfmt_disp(struct dm_report *rh, struct dm_pool *mem,
@ -1580,7 +1582,7 @@ static int _vgfmt_disp(struct dm_report *rh, struct dm_pool *mem,
const struct volume_group *vg = (const struct volume_group *) data;
if (vg->fid && vg->fid->fmt)
return _string_disp(rh, mem, field, &vg->fid->fmt->name, private);
return _field_string(rh, field, vg->fid->fmt->name);
return _field_set_value(field, "", NULL);
}
@ -1589,13 +1591,12 @@ static int _pvfmt_disp(struct dm_report *rh, struct dm_pool *mem,
struct dm_report_field *field,
const void *data, void *private)
{
const struct label *l =
(const struct label *) data;
const struct label *l = (const struct label *) data;
if (!l->labeller || !l->labeller->fmt)
return _field_set_value(field, "", NULL);
if (l->labeller && l->labeller->fmt)
return _field_string(rh, field, l->labeller->fmt->name);
return _string_disp(rh, mem, field, &l->labeller->fmt->name, private);
return _field_set_value(field, "", NULL);
}
static int _lvkmaj_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
@ -1688,7 +1689,7 @@ static int _lvname_disp(struct dm_report *rh, struct dm_pool *mem,
size_t len;
if (lv_is_visible(lv) || !cmd->report_mark_hidden_devices)
return _string_disp(rh, mem, field, &lv->name, private);
return _field_string(rh, field, lv->name);
len = strlen(lv->name) + 3;
if (!(repstr = dm_pool_zalloc(mem, len))) {
@ -2030,7 +2031,7 @@ static int _do_movepv_disp(struct dm_report *rh, struct dm_pool *mem,
repstr = lv_move_pv_dup(mem, lv);
if (repstr)
return _string_disp(rh, mem, field, &repstr, private);
return _field_string(rh, field, repstr);
return _field_set_value(field, "", NULL);
}
@ -2316,7 +2317,7 @@ static int _discards_disp(struct dm_report *rh, struct dm_pool *mem,
if (seg_is_thin_pool(seg)) {
discards_str = get_pool_discards_name(seg->discards);
return _string_disp(rh, mem, field, &discards_str, private);
return _field_string(rh, field, discards_str);
}
return _field_set_value(field, "", NULL);
@ -2353,7 +2354,7 @@ static int _cachemode_disp(struct dm_report *rh, struct dm_pool *mem,
if (!(cachemode_str = get_cache_mode_name(seg)))
return_0;
return _string_disp(rh, mem, field, &cachemode_str, private);
return _field_string(rh, field, cachemode_str);
}
return _field_set_value(field, "", NULL);
@ -2441,7 +2442,7 @@ static int _vgsystemid_disp(struct dm_report *rh, struct dm_pool *mem,
const struct volume_group *vg = (const struct volume_group *) data;
const char *repstr = (vg->system_id && *vg->system_id) ? vg->system_id : vg->lvm1_system_id ? : "";
return _string_disp(rh, mem, field, &repstr, private);
return _field_string(rh, field, repstr);
}
static int _vglocktype_disp(struct dm_report *rh, struct dm_pool *mem,
@ -2449,9 +2450,8 @@ static int _vglocktype_disp(struct dm_report *rh, struct dm_pool *mem,
const void *data, void *private)
{
const struct volume_group *vg = (const struct volume_group *) data;
const char *repstr = vg->lock_type ? vg->lock_type : "";
return _string_disp(rh, mem, field, &repstr, private);
return _field_string(rh, field, vg->lock_type ? : "");
}
static int _vglockargs_disp(struct dm_report *rh, struct dm_pool *mem,
@ -2459,9 +2459,8 @@ static int _vglockargs_disp(struct dm_report *rh, struct dm_pool *mem,
const void *data, void *private)
{
const struct volume_group *vg = (const struct volume_group *) data;
const char *repstr = vg->lock_args ? vg->lock_args : "";
return _string_disp(rh, mem, field, &repstr, private);
return _field_string(rh, field, vg->lock_args ? : "");
}
static int _pvuuid_disp(struct dm_report *rh __attribute__((unused)), struct dm_pool *mem,
@ -2539,7 +2538,7 @@ static int _vgprofile_disp(struct dm_report *rh, struct dm_pool *mem,
const struct volume_group *vg = (const struct volume_group *) data;
if (vg->profile)
return _string_disp(rh, mem, field, &vg->profile->name, private);
return _field_string(rh, field, vg->profile->name);
return _field_set_value(field, "", NULL);
}
@ -2703,7 +2702,7 @@ static int _raidsyncaction_disp(struct dm_report *rh __attribute__((unused)),
char *sync_action;
if (lv_is_raid(lv) && lv_raid_sync_action(lv, &sync_action))
return _string_disp(rh, mem, field, &sync_action, private);
return _field_string(rh, field, sync_action);
return _field_set_value(field, "", NULL);
}
@ -2923,7 +2922,7 @@ static int _vgpermissions_disp(struct dm_report *rh, struct dm_pool *mem,
{
const char *perms = ((const struct volume_group *) data)->status & LVM_WRITE ? GET_FIRST_RESERVED_NAME(vg_permissions_rw)
: GET_FIRST_RESERVED_NAME(vg_permissions_r);
return _string_disp(rh, mem, field, &perms, private);
return _field_string(rh, field, perms);
}
static int _vgextendable_disp(struct dm_report *rh, struct dm_pool *mem,
@ -2955,7 +2954,7 @@ static int _vgallocationpolicy_disp(struct dm_report *rh, struct dm_pool *mem,
const void *data, void *private)
{
const char *alloc_policy = get_alloc_string(((const struct volume_group *) data)->alloc) ? : _str_unknown;
return _string_disp(rh, mem, field, &alloc_policy, private);
return _field_string(rh, field, alloc_policy);
}
static int _vgclustered_disp(struct dm_report *rh, struct dm_pool *mem,
@ -3079,7 +3078,7 @@ static int _lvpermissions_disp(struct dm_report *rh, struct dm_pool *mem,
perms = _str_unknown;
}
return _string_disp(rh, mem, field, &perms, private);
return _field_string(rh, field, perms);
}
static int _lvallocationpolicy_disp(struct dm_report *rh, struct dm_pool *mem,
@ -3087,7 +3086,7 @@ static int _lvallocationpolicy_disp(struct dm_report *rh, struct dm_pool *mem,
const void *data, void *private)
{
const char *alloc_policy = get_alloc_string(((const struct logical_volume *) data)->alloc) ? : _str_unknown;
return _string_disp(rh, mem, field, &alloc_policy, private);
return _field_string(rh, field, alloc_policy);
}
static int _lvallocationlocked_disp(struct dm_report *rh, struct dm_pool *mem,
@ -3323,7 +3322,7 @@ static int _lvhealthstatus_disp(struct dm_report *rh, struct dm_pool *mem,
health = "metadata_read_only";
}
return _string_disp(rh, mem, field, &health, private);
return _field_string(rh, field, health);
}
static int _lvcheckneeded_disp(struct dm_report *rh, struct dm_pool *mem,