diff options
| -rw-r--r-- | src/main/kotlin/Connection.kt | 4 | ||||
| -rw-r--r-- | src/main/kotlin/FIDInfo.kt | 42 |
2 files changed, 44 insertions, 2 deletions
diff --git a/src/main/kotlin/Connection.kt b/src/main/kotlin/Connection.kt index 6444ade..b916d1b 100644 --- a/src/main/kotlin/Connection.kt +++ b/src/main/kotlin/Connection.kt @@ -31,9 +31,9 @@ class Connection(transLay: TransportLayer) : ProtocolTranslator { private var maxSize: UInt = 0u /** - * Each FID associated with each file. + * Info about FIDs. */ - val fids: Map<UInt, String> = emptyMap() + val fids: FIDInfo = FIDInfo() // 9P constants. val DEFAULT_VERSION = "9P2000" diff --git a/src/main/kotlin/FIDInfo.kt b/src/main/kotlin/FIDInfo.kt new file mode 100644 index 0000000..dbbc945 --- /dev/null +++ b/src/main/kotlin/FIDInfo.kt @@ -0,0 +1,42 @@ +/** + * This class holds all info about File IDs (FIDs). + */ +class FIDInfo() { + private val inUse: MutableSet<FID> = mutableSetOf() + + /** + * A single FID. + * + * @param fid The actual FID value. + * @param path The path of the FID, represented as successive path name elements. + * @param qid The QID associated with the FID. + */ + data class FID(val fid: UInt, val path: List<String>, val qid: QID) + + /** + * Add a FID with the associated file path and QID. + */ + fun addFID(fid: FID) { + this.inUse.add(fid) + } + + /** + * Find the path associated to a FID. + * + * @param fid The FID to find the path of. + * @return The path if [fid] could be found, or null otherwise. + */ + fun findPathByFID(fid: UInt): List<String>? { + return this.inUse.find { x -> x.fid == fid }?.path + } + + /** + * Find the FID associated to a path. + * + * @param path The path to find the FID of. + * @return The FID if [path] has an associated FID, or null otherwise. + */ + fun findFIDByPath(path: List<String>): UInt? { + return this.inUse.find { x -> x.path == path }?.fid + } +}
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