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util/StringView: new utility class

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This commit is contained in:
Max Kellermann
2015-09-30 22:03:01 +02:00
parent ffbb5c48ed
commit 356c829b76
18 changed files with 208 additions and 111 deletions
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19
src/db/plugins/upnp/Directory.cxx
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@@ -25,6 +25,7 @@
#include "tag/TagBuilder.hxx"
#include "tag/TagTable.hxx"
#include "util/NumberParser.hxx"
#include "util/StringView.hxx"
#include <algorithm>
#include <string>
@@ -36,23 +37,13 @@ UPnPDirContent::~UPnPDirContent()
/* this destructor exists here just so it won't get inlined */
}
gcc_pure gcc_nonnull_all
static bool
CompareStringLiteral(const char *literal, const char *value, size_t length)
{
return length == strlen(literal) &&
memcmp(literal, value, length) == 0;
}
gcc_pure
static UPnPDirObject::ItemClass
ParseItemClass(const char *name, size_t length)
ParseItemClass(StringView name)
{
if (CompareStringLiteral("object.item.audioItem.musicTrack",
name, length))
if (name.EqualsLiteral("object.item.audioItem.musicTrack"))
return UPnPDirObject::ItemClass::MUSIC;
else if (CompareStringLiteral("object.item.playlistItem",
name, length))
else if (name.EqualsLiteral("object.item.playlistItem"))
return UPnPDirObject::ItemClass::PLAYLIST;
else
return UPnPDirObject::ItemClass::UNKNOWN;
@@ -239,7 +230,7 @@ protected:
break;
case CLASS:
object.item_class = ParseItemClass(s, len);
object.item_class = ParseItemClass(StringView(s, len));
break;
}
}