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#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <threads.h>
#include "mdb.h"
#include "utils.h"
static int setkey_helper(void *thr_data);
static int setkey(tablist_t **, int, char *);
static char **getkv(char *pair);
tablist_t *setkey_copy;
char *setkey_str;
mtx_t setkey_mtx;
int setkeys(tablist_t **list, int id, char **pairs, int len)
{
if (id < -1 || pairs == NULL || len <= 0)
return -1;
if (mtx_init(&setkey_mtx, mtx_plain) != thrd_success)
return -2;
int rc = 0;
setkey_copy = calloc((*list)[0].len, sizeof(tablist_t));
copytab(setkey_copy, *list);
for (int i = 0; i < len; ++i) {
setkey_str = pairs[i];
if (id == -1) {
thrd_t *thrds = calloc((*list)[0].len, sizeof(thrd_t));
for (int i = 0; i < setkey_copy[0].len; ++i)
thrd_create(&thrds[i], setkey_helper, clone(i));
for (int i = 0; i < setkey_copy[0].len; ++i) {
if (rc)
thrd_join(thrds[i], NULL);
else
thrd_join(thrds[i], &rc);
}
free(thrds);
}
else
rc = setkey_helper(clone(id));
}
if (!rc) {
if (setkey_copy[0].len > (*list)[0].len)
*list = realloc(*list, setkey_copy[0].len * sizeof(tablist_t));
dellist(*list);
copytab(*list, setkey_copy);
}
mtx_destroy(&setkey_mtx);
dellist(setkey_copy);
free(setkey_copy);
return rc;
}
static int setkey_helper(void *thr_data)
{
int rc;
int *id = (int *) thr_data;
mtx_lock(&setkey_mtx);
rc = setkey(&setkey_copy, *id, setkey_str);
mtx_unlock(&setkey_mtx);
free(id);
return rc;
}
static int setkey(tablist_t **list, int id, char *pair)
{
if (pair == NULL)
return 1;
if (id >= (*list)[0].len) {
*list = realloc(*list, (id + 1) * sizeof(tablist_t));
for (int i = (*list)[0].len; i <= id; ++i) {
for (int j = 0; j < TABLEN; ++j)
(*list)[i].tab[j] = (tabidx_t) { NULL, 0, { 0 } };
}
(*list)[0].len = id + 1;
}
char **kv = getkv(pair);
if (kv == NULL)
return 2;
int idx = hash(kv[0]);
while ((*list)[id].tab[idx].key != NULL &&
strcmp((*list)[id].tab[idx].key, kv[0]) &&
idx < TABLEN) idx++;
if (idx >= TABLEN)
return 2;
if (!(*list)[id].tab[idx].key)
(*list)[id].tab[idx].key = kv[0];
else {
free(kv[0]);
if ((*list)[id].tab[idx].flag == 3)
free((*list)[id].tab[idx].value.str);
}
char *end;
double num = strtod(kv[1], &end);
if (*end == '\0') {
(*list)[id].tab[idx].flag = 1;
(*list)[id].tab[idx].value.num = num;
} else if (!strcmp(kv[1], "true") || !strcmp(kv[1], "false")) {
(*list)[id].tab[idx].flag = 2;
(*list)[id].tab[idx].value.boolean = !strcmp(kv[1], "true");
} else {
(*list)[id].tab[idx].flag = 3;
(*list)[id].tab[idx].value.str = calloc(strlen(kv[1]) + 1, sizeof(char));
strcpy((*list)[id].tab[idx].value.str, kv[1]);
}
free(kv[1]);
free(kv);
return 0;
}
static char **getkv(char *pair)
{
char **kv = calloc(2, sizeof(char *));
int i = 0;
while (pair[i] != ':' && i < strlen(pair))
i++;
if (i >= strlen(pair)) {
free(kv);
return NULL;
}
kv[0] = calloc(i + 1, sizeof(char));
strncpy(kv[0], pair, i);
kv[1] = calloc(strlen(pair) - i, sizeof(char));
strcpy(kv[1], pair + i + 1);
return kv;
}
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