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author | Andreas Baumann <mail@andreasbaumann.cc> | 2015-01-03 13:58:15 +0100 |
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committer | Andreas Baumann <mail@andreasbaumann.cc> | 2015-01-03 13:58:15 +0100 |
commit | 4aca87515a5083ae0e31ce3177189fd43b6d05ac (patch) | |
tree | 7b1d9a31393ca090757dc6f0d3859b4fcd93f271 /release/src/router/busybox/e2fsprogs/old_e2fsprogs/e2p/hashstr.c | |
parent | 008d0be72b2f160382c6e880765e96b64a050c65 (diff) | |
download | tomato-4aca87515a5083ae0e31ce3177189fd43b6d05ac.tar.gz tomato-4aca87515a5083ae0e31ce3177189fd43b6d05ac.tar.bz2 |
patch to Vanilla Tomato 1.28
Diffstat (limited to 'release/src/router/busybox/e2fsprogs/old_e2fsprogs/e2p/hashstr.c')
-rw-r--r-- | release/src/router/busybox/e2fsprogs/old_e2fsprogs/e2p/hashstr.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/release/src/router/busybox/e2fsprogs/old_e2fsprogs/e2p/hashstr.c b/release/src/router/busybox/e2fsprogs/old_e2fsprogs/e2p/hashstr.c new file mode 100644 index 00000000..697ffadc --- /dev/null +++ b/release/src/router/busybox/e2fsprogs/old_e2fsprogs/e2p/hashstr.c @@ -0,0 +1,70 @@ +/* vi: set sw=4 ts=4: */ +/* + * feature.c --- convert between features and strings + * + * Copyright (C) 1999 Theodore Ts'o <tytso@mit.edu> + * + * This file can be redistributed under the terms of the GNU Library General + * Public License + * + */ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <ctype.h> +#include <errno.h> + +#include "e2p.h" + +struct hash { + int num; + const char *string; +}; + +static const struct hash hash_list[] = { + { EXT2_HASH_LEGACY, "legacy" }, + { EXT2_HASH_HALF_MD4, "half_md4" }, + { EXT2_HASH_TEA, "tea" }, + { 0, 0 }, +}; + +const char *e2p_hash2string(int num) +{ + const struct hash *p; + static char buf[20]; + + for (p = hash_list; p->string; p++) { + if (num == p->num) + return p->string; + } + sprintf(buf, "HASHALG_%d", num); + return buf; +} + +/* + * Returns the hash algorithm, or -1 on error + */ +int e2p_string2hash(char *string) +{ + const struct hash *p; + char *eptr; + int num; + + for (p = hash_list; p->string; p++) { + if (!strcasecmp(string, p->string)) { + return p->num; + } + } + if (strncasecmp(string, "HASHALG_", 8)) + return -1; + + if (string[8] == 0) + return -1; + num = strtol(string+8, &eptr, 10); + if (num > 255 || num < 0) + return -1; + if (*eptr) + return -1; + return num; +} |