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/*
* Copyright 2021 Regents of the University of Michigan
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "csv.h"
int csv_find_index(char *header, const char **names, size_t names_len)
{
char *split = header;
for (int idx = 0; split != NULL; ++idx) {
char *front = (idx == 0) ? split : split + 1;
for (size_t i = 0; i < names_len; ++i) {
if (strncmp(front, names[i], strlen(names[i])) == 0) {
return idx;
}
}
split = strchr(front, ',');
}
return -1;
}
char *csv_get_index(char *row, size_t idx)
{
char *split = row;
for (size_t i = 0; i < idx; ++i) {
split = strchr(split + 1, ',');
if (split == NULL) {
return NULL;
}
}
char *entry;
char *start = (idx == 0) ? split : split + 1;
char *end = strchr(start, ',');
if (end != NULL) {
entry = strndup(start, end - start);
} else {
entry = strdup(start);
}
return entry;
}
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