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Diffstat (limited to 'framework/src/suricata/src/util-enum.c')
-rw-r--r-- | framework/src/suricata/src/util-enum.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/framework/src/suricata/src/util-enum.c b/framework/src/suricata/src/util-enum.c new file mode 100644 index 00000000..97ee86f9 --- /dev/null +++ b/framework/src/suricata/src/util-enum.c @@ -0,0 +1,84 @@ +/* Copyright (C) 2007-2010 Open Information Security Foundation + * + * You can copy, redistribute or modify this Program under the terms of + * the GNU General Public License version 2 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. + * + * You should have received a copy of the GNU General Public License + * version 2 along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +/** + * \file + * + * \author Anoop Saldanha <anoopsaldanha@gmail.com> + */ + +#include <stdio.h> +#include <string.h> + +#include "util-enum.h" + +/** + * \brief Maps a string name to an enum value from the supplied table. Please + * specify the last element of any map table with a {NULL, -1}. If + * missing, you will be welcomed with a segfault :) + * + * \param enum_name Character string that has to be mapped to an enum value + * from the table + * \param table Enum-Char table, from which the mapping is retrieved + * + * \retval result The enum_value for the enum_name string or -1 on failure + */ +int SCMapEnumNameToValue(const char *enum_name, SCEnumCharMap *table) +{ + int result = -1; + + if (enum_name == NULL || table == NULL) { + printf("Invalid argument(s) passed into SCMapEnumNameToValue\n"); + return -1; + } + + for (; table->enum_name != NULL; table++) { + if (strcasecmp(table->enum_name, enum_name) == 0) { + result = table->enum_value; + break; + } + } + + return result; +} + +/** + * \brief Maps an enum value to a string name, from the supplied table + * + * \param enum_value Enum_value that has to be mapped to a string_value + * from the table + * \param table Enum-Char table, from which the mapping is retrieved + * + * \retval result The enum_name for the enum_value supplied or NULL on failure + */ +const char * SCMapEnumValueToName(int enum_value, SCEnumCharMap *table) +{ + if (table == NULL) { + printf("Invalid argument(s) passed into SCMapEnumValueToName\n"); + return NULL; + } + + for (; table->enum_name != NULL; table++) { + if (table->enum_value == enum_value) { + return table->enum_name; + } + } + + printf("A enum by the value %d doesn't exist in this table\n", enum_value); + + return NULL; +} |