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author | Peter Lieven <pl@kamp.de> | 2014-05-18 00:58:18 +0200 |
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committer | Kevin Wolf <kwolf@redhat.com> | 2014-05-19 12:21:17 +0200 |
commit | 82a402e99f3f8c6177528ad6d561bf07ff6ee606 (patch) | |
tree | f53898d4be8e10ab779a91ed9b1753a7a005d931 | |
parent | 43f35cb5e0cff62e1d3fb1c116fbb8e028f2a5c8 (diff) | |
download | qemu-82a402e99f3f8c6177528ad6d561bf07ff6ee606.zip qemu-82a402e99f3f8c6177528ad6d561bf07ff6ee606.tar.gz qemu-82a402e99f3f8c6177528ad6d561bf07ff6ee606.tar.bz2 |
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 <pl@kamp.de>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
-rw-r--r-- | blockdev.c | 19 |
1 files changed, 19 insertions, 0 deletions
@@ -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)) { |