diff options
Diffstat (limited to 'lib/semihosting/semihosting.c')
-rw-r--r-- | lib/semihosting/semihosting.c | 33 |
1 files changed, 6 insertions, 27 deletions
diff --git a/lib/semihosting/semihosting.c b/lib/semihosting/semihosting.c index 849ec120..2ba43f34 100644 --- a/lib/semihosting/semihosting.c +++ b/lib/semihosting/semihosting.c @@ -1,31 +1,7 @@ /* * Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved. * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * Redistributions of source code must retain the above copyright notice, this - * list of conditions and the following disclaimer. - * - * Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * - * Neither the name of ARM nor the names of its contributors may be used - * to endorse or promote products derived from this software without specific - * prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. + * SPDX-License-Identifier: BSD-3-Clause */ #include <assert.h> @@ -125,6 +101,7 @@ long semihosting_file_write(long file_handle, const uintptr_t buffer) { smh_file_read_write_block_t write_block; + long result = -EINVAL; if ((length == NULL) || (buffer == (uintptr_t)NULL)) return -EINVAL; @@ -133,10 +110,12 @@ long semihosting_file_write(long file_handle, write_block.buffer = (uintptr_t)buffer; /* cast away const */ write_block.length = *length; - *length = semihosting_call(SEMIHOSTING_SYS_WRITE, + result = semihosting_call(SEMIHOSTING_SYS_WRITE, (void *) &write_block); - return *length; + *length = result; + + return (result == 0) ? 0 : -EINVAL; } long semihosting_file_close(long file_handle) |