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MXS-2313: Add enum to value conversion function

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The helper function makes it easier to convert enum values at runtime to
their integer representation. Also changed the configuration processing
code to use the new function.
This commit is contained in:
Markus Mäkelä
2019-03-13 09:27:50 +02:00
parent 86520211b9
commit 6f8bfd7d11
2 changed files with 36 additions and 18 deletions
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41
server/core/config.cc
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@ -1688,30 +1688,22 @@ MXS_CONFIG_PARAMETER::get_duration(const std::string& key,
int64_t MXS_CONFIG_PARAMETER::get_enum(const std::string& key, const MXS_ENUM_VALUE* enum_mapping) const
{
string param_value = get_string(key);
char tmp_val[param_value.length() + 1];
strcpy(tmp_val, param_value.c_str());
int64_t rv = 0;
int rv = 0;
bool found = false;
char* endptr;
const char* delim = ", \t";
char* tok = strtok_r(tmp_val, delim, &endptr);
while (tok)
for (const auto& tok : mxs::strtok(get_string(key), ", \t"))
{
for (int i = 0; enum_mapping[i].name; i++)
auto value = config_enum_to_value(tok, enum_mapping);
if (value == MXS_UNKNOWN_ENUM_VALUE)
{
if (strcmp(enum_mapping[i].name, tok) == 0)
{
found = true;
rv |= enum_mapping[i].enum_value;
}
rv = MXS_UNKNOWN_ENUM_VALUE;
break;
}
tok = strtok_r(NULL, delim, &endptr);
rv |= value;
}
return found ? rv : -1;
return rv;
}
SERVICE* MXS_CONFIG_PARAMETER::get_service(const std::string& key) const
@ -5017,3 +5009,16 @@ bool config_is_valid_name(const char* zName, std::string* pReason)
return is_valid;
}
int64_t config_enum_to_value(const std::string& value, const MXS_ENUM_VALUE* values)
{
for (auto v = values; v->name; ++v)
{
if (value == v->name)
{
return v->enum_value;
}
}
return MXS_UNKNOWN_ENUM_VALUE;
}