From 37f8ad0f3e64c23cd32c8c58636510f7964f1891 Mon Sep 17 00:00:00 2001 From: Nikias Bassen Date: Sun, 19 Jul 2009 20:07:21 +0200 Subject: New type afc_lock_op_t with allowed lock operations for afc_lock_file. Only non-blocking locks are supported via AFC. Signed-off-by: Martin Szulecki --- src/AFC.c | 22 ++++++++++------------ 1 file changed, 10 insertions(+), 12 deletions(-) (limited to 'src/AFC.c') diff --git a/src/AFC.c b/src/AFC.c index e666c45..cd120fc 100644 --- a/src/AFC.c +++ b/src/AFC.c @@ -174,6 +174,9 @@ static int afcerror_to_errno(int afcerror) case 10: // occurs if you try to open a file without permission res = EPERM; break; + case 19: // occurs if you try to lock an already locked file + res = EWOULDBLOCK; + break; default: // we'll assume it's an errno value, but report it log_debug_msg("WARNING: unknown AFC error %d, perhaps it's '%s'?\n", afcerror, strerror(afcerror)); res = afcerror; @@ -986,21 +989,16 @@ iphone_error_t afc_close_file(afc_client_t client, uint64_t handle) /** Locks or unlocks a file on the phone. * - * makes use of flock, see + * makes use of flock on the device, see * http://developer.apple.com/documentation/Darwin/Reference/ManPages/man2/flock.2.html * - * operation (same as in sys/file.h on linux): - * - * LOCK_SH 1 // shared lock - * LOCK_EX 2 // exclusive lock - * LOCK_NB 4 // don't block when locking - * LOCK_UN 8 // unlock - * - * @param client The client to close the file with. + * @param client The client to lock the file with. * @param handle File handle of a previously opened file. - * @operation the lock or unlock operation to perform. + * @param operation the lock or unlock operation to perform, this is one of + * AFC_LOCK_SH (shared lock), AFC_LOCK_EX (exclusive lock), + * or AFC_LOCK_UN (unlock). */ -iphone_error_t afc_lock_file(afc_client_t client, uint64_t handle, int operation) +iphone_error_t afc_lock_file(afc_client_t client, uint64_t handle, afc_lock_op_t operation) { if (!client || (handle == 0)) return IPHONE_E_INVALID_ARG; @@ -1024,7 +1022,7 @@ iphone_error_t afc_lock_file(afc_client_t client, uint64_t handle, int operation if (bytes <= 0) { afc_unlock(client); - log_debug_msg("fuck\n"); + log_debug_msg("Could not send lock command\n"); return IPHONE_E_UNKNOWN_ERROR; } // Receive the response -- cgit v1.1-32-gdbae