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/*
* Mailbox Daemon Implementation
*
* Copyright 2018 IBM
*
* 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.
*
*/
#define _GNU_SOURCE
#include <stdbool.h>
#include <stdio.h>
#include <string.h>
#include "common.h"
static bool is_pnor_part(const char *str)
{
return strcasestr(str, "pnor") != NULL;
}
char *get_dev_mtd(void)
{
FILE *f;
char *ret = NULL, *pos = NULL;
char line[255];
f = fopen("/proc/mtd", "r");
if (!f)
return NULL;
while (!pos && fgets(line, sizeof(line), f) != NULL) {
/* Going to have issues if we didn't get the full line */
if (line[strlen(line) - 1] != '\n')
break;
if (is_pnor_part(line)) {
pos = strchr(line, ':');
if (!pos)
break;
}
}
fclose(f);
if (pos) {
*pos = '\0';
if (asprintf(&ret, "/dev/%s", line) == -1)
ret = NULL;
}
return ret;
}
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