From 82a402e99f3f8c6177528ad6d561bf07ff6ee606 Mon Sep 17 00:00:00 2001 From: Peter Lieven Date: Sun, 18 May 2014 00:58:18 +0200 Subject: [PATCH] blockdev: add a function to parse enum ids from strings this adds a generic function to recover the enum id of a parameter given as a string. Signed-off-by: Peter Lieven Signed-off-by: Kevin Wolf --- blockdev.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/blockdev.c b/blockdev.c index 7810e9fb68..78b927f045 100644 --- a/blockdev.c +++ b/blockdev.c @@ -288,6 +288,25 @@ static int parse_block_error_action(const char *buf, bool is_read, Error **errp) } } +static inline int parse_enum_option(const char *lookup[], const char *buf, + int max, int def, Error **errp) +{ + int i; + + if (!buf) { + return def; + } + + for (i = 0; i < max; i++) { + if (!strcmp(buf, lookup[i])) { + return i; + } + } + + error_setg(errp, "invalid parameter value: %s", buf); + return def; +} + static bool check_throttle_config(ThrottleConfig *cfg, Error **errp) { if (throttle_conflicting(cfg)) { -- 2.11.4.GIT