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defc1ea340
text data bss dec hex filename 808035 611 6868 815514 c719a busybox_old 804472 611 6868 811951 c63af busybox_unstripped
79 lines
1.5 KiB
C
79 lines
1.5 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
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*/
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#include "libbb.h"
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/* returns the array index of the string */
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/* (index of first match is returned, or -1) */
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int FAST_FUNC index_in_str_array(const char *const string_array[], const char *key)
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{
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int i;
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for (i = 0; string_array[i] != 0; i++) {
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if (strcmp(string_array[i], key) == 0) {
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return i;
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}
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}
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return -1;
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}
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int FAST_FUNC index_in_strings(const char *strings, const char *key)
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{
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int idx = 0;
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while (*strings) {
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if (strcmp(strings, key) == 0) {
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return idx;
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}
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strings += strlen(strings) + 1; /* skip NUL */
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idx++;
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}
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return -1;
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}
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/* returns the array index of the string, even if it matches only a beginning */
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/* (index of first match is returned, or -1) */
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#ifdef UNUSED
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int FAST_FUNC index_in_substr_array(const char *const string_array[], const char *key)
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{
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int i;
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int len = strlen(key);
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if (len) {
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for (i = 0; string_array[i] != 0; i++) {
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if (strncmp(string_array[i], key, len) == 0) {
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return i;
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}
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}
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}
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return -1;
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}
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#endif
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int FAST_FUNC index_in_substrings(const char *strings, const char *key)
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{
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int len = strlen(key);
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if (len) {
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int idx = 0;
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while (*strings) {
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if (strncmp(strings, key, len) == 0) {
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return idx;
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}
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strings += strlen(strings) + 1; /* skip NUL */
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idx++;
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}
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}
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return -1;
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}
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const char* FAST_FUNC nth_string(const char *strings, int n)
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{
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while (n) {
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n--;
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strings += strlen(strings) + 1;
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}
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return strings;
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}
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