reactos/base/applications/cmdutils/where/strlist.h

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/*
* PROJECT: ReactOS WHERE command
* LICENSE: GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
* PURPOSE: Providing string list
* COPYRIGHT: Copyright 2021 Katayama Hirofumi MZ <katayama.hirofumi.mz@gmail.com>
*/
#pragma once
#define str_clone _wcsdup
typedef struct strlist_t
{
LPWSTR *ppsz;
unsigned int count;
} strlist_t;
#define strlist_default { NULL, 0 }
static inline void strlist_init(strlist_t *plist)
{
plist->ppsz = NULL;
plist->count = 0;
}
static inline LPWSTR strlist_get_at(strlist_t *plist, unsigned int i)
{
return plist->ppsz[i];
}
static int strlist_add(strlist_t *plist, LPCWSTR psz)
{
LPWSTR *ppsz, clone = str_clone(psz);
if (!clone)
return 0;
ppsz = (LPWSTR *)realloc(plist->ppsz, (plist->count + 1) * sizeof(LPWSTR));
if (!ppsz)
{
free(clone);
return 0;
}
plist->ppsz = ppsz;
plist->ppsz[plist->count] = clone;
++(plist->count);
return 1;
}
static void strlist_destroy(strlist_t *plist)
{
unsigned int i;
for (i = 0; i < plist->count; ++i)
free(plist->ppsz[i]);
plist->count = 0;
free(plist->ppsz);
plist->ppsz = NULL;
}
static inline int strlist_find_i(strlist_t *plist, LPCWSTR psz)
{
unsigned int i;
for (i = 0; i < plist->count; ++i)
{
if (_wcsicmp(plist->ppsz[i], psz) == 0)
return i;
}
return -1;
}