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/*
* Copyright (c) 2017-2018 The strace developers.
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#include "defs.h"
struct dyxlat {
size_t allocated;
struct xlat xlat;
struct xlat_data *data;
};
struct dyxlat *
dyxlat_alloc(const size_t nmemb)
{
struct dyxlat *const dyxlat = xmalloc(sizeof(*dyxlat));
dyxlat->xlat.type = XT_NORMAL;
dyxlat->xlat.size = 0;
dyxlat->allocated = nmemb;
dyxlat->xlat.data = dyxlat->data = xgrowarray(NULL, &dyxlat->allocated,
sizeof(struct xlat_data));
return dyxlat;
}
void
dyxlat_free(struct dyxlat *const dyxlat)
{
size_t i;
for (i = 0; i < dyxlat->xlat.size; ++i) {
free((void *) dyxlat->data[i].str);
dyxlat->data[i].str = NULL;
}
free(dyxlat->data);
dyxlat->xlat.data = NULL;
free(dyxlat);
}
const struct xlat *
dyxlat_get(const struct dyxlat *const dyxlat)
{
return &dyxlat->xlat;
}
void
dyxlat_add_pair(struct dyxlat *const dyxlat, const uint64_t val,
const char *const str, const size_t len)
{
size_t i;
for (i = 0; i < dyxlat->xlat.size; ++i) {
if (dyxlat->data[i].val == val) {
if (strncmp(dyxlat->data[i].str, str, len) == 0
&& dyxlat->data[i].str[len] == '\0')
return;
free((void *) dyxlat->data[i].str);
dyxlat->data[i].str = xstrndup(str, len);
return;
}
}
if (dyxlat->xlat.size >= dyxlat->allocated)
dyxlat->xlat.data = dyxlat->data =
xgrowarray(dyxlat->data, &dyxlat->allocated,
sizeof(struct xlat_data));
dyxlat->data[dyxlat->xlat.size].val = val;
dyxlat->data[dyxlat->xlat.size].str = xstrndup(str, len);
dyxlat->xlat.size++;
}
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