[PATCH iproute2-next v4 4/5] utils: Add helper to map string to unsigned int
From: Parav Pandit <hidden>
Date: 2021-02-05 18:14:55
Also in:
netdev
Subsystem:
library code, the rest · Maintainers:
Andrew Morton, Linus Torvalds
In subsequent patch need to map a string to a unsigned int. Hence, add an API to map a string to unsigned int. Signed-off-by: Parav Pandit <redacted> --- changelog: v2->v3: - new patch to reuse string to unsigned int mapping --- include/utils.h | 4 +++- lib/utils.c | 17 +++++++++++++++-- 2 files changed, 18 insertions(+), 3 deletions(-)
diff --git a/include/utils.h b/include/utils.h
index 9b76c92a..b29c3798 100644
--- a/include/utils.h
+++ b/include/utils.h@@ -342,10 +342,12 @@ int parse_mapping(int *argcp, char ***argvp, bool allow_all, struct str_num_map { const char *str; - int num; + unsigned int num; }; int str_map_lookup_str(const struct str_num_map *map, const char *needle); +const char *str_map_lookup_uint(const struct str_num_map *map, + unsigned int val); const char *str_map_lookup_u16(const struct str_num_map *map, uint16_t val); const char *str_map_lookup_u8(const struct str_num_map *map, uint8_t val);
diff --git a/lib/utils.c b/lib/utils.c
index cc6d0e34..633f6359 100644
--- a/lib/utils.c
+++ b/lib/utils.c@@ -1953,9 +1953,22 @@ int str_map_lookup_str(const struct str_num_map *map, const char *needle) return -EINVAL; } +const char *str_map_lookup_uint(const struct str_num_map *map, unsigned int val) +{ + unsigned int num = val; + + while (map && map->str) { + if (num == map->num) + return map->str; + + map++; + } + return NULL; +} + const char *str_map_lookup_u16(const struct str_num_map *map, uint16_t val) { - int num = val; + unsigned int num = val; while (map && map->str) { if (num == map->num)
@@ -1968,7 +1981,7 @@ const char *str_map_lookup_u16(const struct str_num_map *map, uint16_t val) const char *str_map_lookup_u8(const struct str_num_map *map, uint8_t val) { - int num = val; + unsigned int num = val; while (map && map->str) { if (num == map->num)
--
2.26.2
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