uvos/libeismultiplexer
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use sync io for get command

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This commit is contained in:
Carl Philipp Klemm 2023-07-07 11:23:34 +02:00
parent 45b84e202f
commit e43ef91f85
5 changed files with 119 additions and 64 deletions
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90
main.c
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@ -25,6 +25,7 @@
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@ -33,7 +34,7 @@
void print_help(const char* progname)
{
printf("usage: %s [OPERATION] [CHANNEL] [VALUE]\n", progname);
printf("available operations: connect disconnect help\n");
printf("available operations: connect disconnect clear connect_all get help\n");
}
channel_t char_to_channel(char ch)
@ -67,13 +68,20 @@ channel_t char_to_channel(char ch)
case 'g':
case 'G':
case '7':
return CHANNEL_NONE;
return CHANNEL_G;
default:
return CHANNEL_NONE;
}
}
void disconnect(struct eismultiplexer* multiplexer)
{
eismultiplexer_set_led(multiplexer, false);
eismultiplexer_disconnect(multiplexer);
}
int main(int argc, char* argv[])
{
if(argc < 2 || strcmp(argv[1], "help") == 0)
@ -90,40 +98,72 @@ int main(int argc, char* argv[])
return 1;
}
if(argc != 4)
{
print_help(argv[0]);
eismultiplexer_disconnect(&multiplexer);
return 2;
}
eismultiplexer_set_led(&multiplexer, true);
channel_t channel = char_to_channel(argv[2][0]);
if(channel == CHANNEL_NONE)
if(strcmp(argv[1], "clear") == 0)
{
printf("%c is not a valid channel", argv[2][0]);
eismultiplexer_disconnect(&multiplexer);
return 2;
eismultiplexer_disconnect_channel(&multiplexer, CHANNEL_NONE);
}
if(strcmp(argv[1], "connect") == 0)
else if(strcmp(argv[1], "write") == 0)
{
if(eismultiplexer_connect_channel(&multiplexer, channel))
eismultiplexer_write_eeprom(&multiplexer, 0, 42);
}
else if(strcmp(argv[1], "read") == 0)
{
uint16_t value = eismultiplexer_read_eeprom(&multiplexer, 0);
printf("0: %u\n", value);
}
else if(strcmp(argv[1], "connect_all") == 0)
{
eismultiplexer_connect_channel(&multiplexer, 0xff);
}
else if(strcmp(argv[1], "get") == 0)
{
channel_t channels = eismultiplexer_get_connected(&multiplexer);
printf("%d\n", channels);
for(size_t i = 0; i < 7; ++i)
{
printf("could not connect channel %c", argv[2][0]);
eismultiplexer_disconnect(&multiplexer);
return 3;
bool connected = channels & (1 << i);
printf("Channel %c: %s\n", (char)('A'+i), connected ? "on" : "off");
}
}
else if(strcmp(argv[1], "disconnect") == 0)
else
{
if(eismultiplexer_disconnect_channel(&multiplexer, channel))
if(argc != 3)
{
printf("could not connect channel %c", argv[2][0]);
eismultiplexer_disconnect(&multiplexer);
return 3;
printf("Usage %s %s [CHANNEL]\n", argv[0], argv[1]);
disconnect(&multiplexer);
return 2;
}
channel_t channel = char_to_channel(argv[2][0]);
if(channel == CHANNEL_NONE)
{
printf("%c is not a valid channel\n", argv[2][0]);
disconnect(&multiplexer);
return 2;
}
if(strcmp(argv[1], "connect") == 0)
{
if(eismultiplexer_connect_channel(&multiplexer, channel))
{
printf("could not connect channel %c\n", argv[2][0]);
disconnect(&multiplexer);
return 3;
}
}
else if(strcmp(argv[1], "disconnect") == 0)
{
if(eismultiplexer_disconnect_channel(&multiplexer, channel))
{
printf("could not disconnect channel %c\n", argv[2][0]);
disconnect(&multiplexer);
return 3;
}
}
}
eismultiplexer_disconnect(&multiplexer);
disconnect(&multiplexer);
return 0;
}