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94 lines
2.6 KiB
94 lines
2.6 KiB
#include <stdio.h>
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#include <stdlib.h>
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#include <signal.h>
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#include <assert.h>
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#include <unistd.h>
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#include "utils/hexdump.h"
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#include "gex.h"
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static GexClient *gex;
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/** ^C handler to close it gracefully */
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static void sigintHandler(int sig)
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{
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(void)sig;
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if (gex != NULL) {
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GEX_DeInit(gex);
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}
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exit(0);
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}
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#define LED_CMD_TOGGLE 0x02
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TF_Result hdl_default(TinyFrame *tf, TF_Msg*msg)
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{
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(void)tf;
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fprintf(stderr, "TF unhandled msg len %d, type %d, id %d", msg->len, msg->type, msg->frame_id);
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hexDump("payload", msg->data, msg->len);
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return TF_STAY;
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}
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int main(void)
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{
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// Bind ^C handler for safe shutdown
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signal(SIGINT, sigintHandler);
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gex = GEX_Init("/dev/ttyACM0", 100);
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if (!gex) exit(1);
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TF_AddGenericListener(GEX_GetTF(gex), hdl_default);
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//GexUnit *led = GEX_Unit(gex, "LED");
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//GEX_Send(led, LED_CMD_TOGGLE, NULL, 0);
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GexUnit *test = GEX_Unit(gex, "TEST");
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assert(test != NULL);
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// the "PING" command
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GexMsg msg;
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#if 1
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// Simple response
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// It looks like the ID listeners are not being freed!
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// May be a bug both here and on the GEX side.
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for(int i=0; i<30; i++) {
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fprintf(stderr, "\n%d \"PING\"\n", i);
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msg = GEX_Query0(test, 0);
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assert(msg.type == MSG_SUCCESS);
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fprintf(stderr, "\"PING\" OK!\n");
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usleep(100000);
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}
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#endif
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#if 1
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// Test a echo command that returns back what was sent to it as useful payload
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const char *s = "I am returning this otherwise good typing paper to you because someone "
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"has printed gibberish all over it and put your name at the top. Read the communist manifesto via bulk transfer. Read the communist manifesto via bulk transfer. Technology is a constand battle between manufacturers producing bigger and "
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"more idiot-proof systems and nature producing bigger and better idiots. END";
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msg = GEX_Query(test, 1, (const uint8_t *) s, (uint32_t) strlen(s));
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fprintf(stderr, "\"ECHO\" cmd resp: %d, len %d, pld: %.*s\n", msg.type, (int) msg.len, (int) msg.len, (char *) msg.payload);
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assert(0==strncmp((char*)msg.payload, s, strlen(s)));
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#endif
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#if 0
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// Read the communist manifesto via bulk transfer
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uint8_t buffr[10000];
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GexBulk br = {
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.buffer = buffr,
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.capacity = 10000,
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.req_cmd = 2,
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.req_data = NULL,
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.req_len = 0,
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};
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uint32_t actuallyRead = GEX_BulkRead(test, &br);
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fprintf(stderr, "Read %d bytes:\n", actuallyRead);
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fprintf(stderr, "%.*s", actuallyRead, buffr);
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#endif
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fprintf(stderr, "ALL OK, ending.\n");
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GEX_DeInit(gex);
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return 0;
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}
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