From d905c9da4d8984f19cd74a17cebd2743d399b035 Mon Sep 17 00:00:00 2001 From: Matthias Schiffer Date: Mon, 30 Nov 2015 14:49:56 +0100 Subject: Reorganize source directory --- utils/utils.c | 158 ---------------------------------------------------------- 1 file changed, 158 deletions(-) delete mode 100644 utils/utils.c (limited to 'utils/utils.c') diff --git a/utils/utils.c b/utils/utils.c deleted file mode 100644 index 1f7d604..0000000 --- a/utils/utils.c +++ /dev/null @@ -1,158 +0,0 @@ -/* - * Copyright (C) 2015 Matthias Schiffer - * - * Based on "procd" by: - * Copyright (C) 2013 Felix Fietkau - * Copyright (C) 2013 John Crispin - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License version 2.1 - * as published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include -#include -#include "utils.h" -#include -#include -#include -#include -#include -#include - -void -__blobmsg_list_init(struct blobmsg_list *list, int offset, int len, blobmsg_list_cmp cmp) -{ - avl_init(&list->avl, avl_strcmp, false, NULL); - list->node_offset = offset; - list->node_len = len; - list->cmp = cmp; -} - -int -blobmsg_list_fill(struct blobmsg_list *list, void *data, int len, bool array) -{ - struct avl_tree *tree = &list->avl; - struct blobmsg_list_node *node; - struct blob_attr *cur; - void *ptr; - int count = 0; - int rem = len; - - __blob_for_each_attr(cur, data, rem) { - if (!blobmsg_check_attr(cur, !array)) - continue; - - ptr = calloc(1, list->node_len); - if (!ptr) - return -1; - - node = (void *) ((char *)ptr + list->node_offset); - if (array) - node->avl.key = blobmsg_data(cur); - else - node->avl.key = blobmsg_name(cur); - node->data = cur; - if (avl_insert(tree, &node->avl)) { - free(ptr); - continue; - } - - count++; - } - - return count; -} - -void -blobmsg_list_move(struct blobmsg_list *list, struct blobmsg_list *src) -{ - struct blobmsg_list_node *node, *tmp; - void *ptr; - - avl_remove_all_elements(&src->avl, node, avl, tmp) { - if (avl_insert(&list->avl, &node->avl)) { - ptr = ((char *) node - list->node_offset); - free(ptr); - } - } -} - -void -blobmsg_list_free(struct blobmsg_list *list) -{ - struct blobmsg_list_node *node, *tmp; - void *ptr; - - avl_remove_all_elements(&list->avl, node, avl, tmp) { - ptr = ((char *) node - list->node_offset); - free(ptr); - } -} - -bool -blobmsg_list_equal(struct blobmsg_list *l1, struct blobmsg_list *l2) -{ - struct blobmsg_list_node *n1, *n2; - int count = l1->avl.count; - - if (count != l2->avl.count) - return false; - - n1 = avl_first_element(&l1->avl, n1, avl); - n2 = avl_first_element(&l2->avl, n2, avl); - - while (count-- > 0) { - int len; - - len = blob_len(n1->data); - if (len != blob_len(n2->data)) - return false; - - if (memcmp(n1->data, n2->data, len) != 0) - return false; - - if (l1->cmp && !l1->cmp(n1, n2)) - return false; - - if (!count) - break; - - n1 = avl_next_element(n1, avl); - n2 = avl_next_element(n2, avl); - } - - return true; -} - -char* get_cmdline_val(const char* name, char* out, int len) -{ - char line[CMDLINE_SIZE + 1], *c, *sptr; - int fd = open("/proc/cmdline", O_RDONLY); - ssize_t r = read(fd, line, sizeof(line) - 1); - close(fd); - - if (r <= 0) - return NULL; - - line[r] = 0; - - for (c = strtok_r(line, " \t\n", &sptr); c; - c = strtok_r(NULL, " \t\n", &sptr)) { - char *sep = strchr(c, '='); - ssize_t klen = sep - c; - if (klen < 0 || strncmp(name, c, klen) || name[klen] != 0) - continue; - - strncpy(out, &sep[1], len); - out[len-1] = 0; - return out; - } - - return NULL; -} -- cgit v1.2.3