From 473828ca6aef18c574b8665ae484513e5592af03 Mon Sep 17 00:00:00 2001 From: Kevin O'Connor Date: Thu, 29 Oct 2020 23:54:17 -0400 Subject: command: Add command_decode_ptr() helper Add a helper function to convert from a string buffer passed in the args[] parameter to an actual pointer. This avoids all the callers needing to perfrom pointer manipulation. Signed-off-by: Kevin O'Connor --- src/spicmds.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'src/spicmds.c') diff --git a/src/spicmds.c b/src/spicmds.c index 654e9436..f24bfca3 100644 --- a/src/spicmds.c +++ b/src/spicmds.c @@ -101,7 +101,7 @@ command_spi_transfer(uint32_t *args) uint8_t oid = args[0]; struct spidev_s *spi = spidev_oid_lookup(oid); uint8_t data_len = args[1]; - uint8_t *data = (void*)(size_t)args[2]; + uint8_t *data = command_decode_ptr(args[2]); spidev_transfer(spi, 1, data_len, data); sendf("spi_transfer_response oid=%c response=%*s", oid, data_len, data); } @@ -112,7 +112,7 @@ command_spi_send(uint32_t *args) { struct spidev_s *spi = spidev_oid_lookup(args[0]); uint8_t data_len = args[1]; - uint8_t *data = (void*)(size_t)args[2]; + uint8_t *data = command_decode_ptr(args[2]); spidev_transfer(spi, 0, data_len, data); } DECL_COMMAND(command_spi_send, "spi_send oid=%c data=%*s"); @@ -137,7 +137,7 @@ command_config_spi_shutdown(uint32_t *args) args[0], command_config_spi_shutdown, sizeof(*sd) + shutdown_msg_len); sd->spi = spi; sd->shutdown_msg_len = shutdown_msg_len; - uint8_t *shutdown_msg = (void*)(size_t)args[3]; + uint8_t *shutdown_msg = command_decode_ptr(args[3]); memcpy(sd->shutdown_msg, shutdown_msg, shutdown_msg_len); } DECL_COMMAND(command_config_spi_shutdown, -- cgit v1.2.3-70-g09d2