Reformat example code to match libftdi style:
[libftdi] / examples / stream_test.c
index 2c552e6..47f2f39 100644 (file)
@@ -4,7 +4,7 @@
  *
  * The FT2232H must supply data due to an appropriate circuit
  *
- * To check for skipped block with appended code, 
+ * To check for skipped block with appended code,
  *     a structure as follows is assumed
  * 1* uint32_t num (incremented in 0x4000 steps)
  * 3* uint32_t dont_care
@@ -39,28 +39,28 @@ static int exitRequested = 0;
 static void
 sigintHandler(int signum)
 {
-   exitRequested = 1;
+    exitRequested = 1;
 }
 
 static void
 usage(const char *argv0)
 {
-   fprintf(stderr,
-           "Usage: %s [tions...] \n"
-           "Test streaming read from FT2232H\n"
-           "[-P string] only look for product with given string"
-           "[-n] don't check for special block structure"
-           "\n"
-           "If some filename is given, write data read to that file\n"
-           "Progess information is printed each second\n"
-           "Abort with ^C\n"
-           "\n"
-           "Options:\n"
-           "\n"
-           "Copyright (C) 2009 Micah Dowty <micah@navi.cx>\n",
-           "Adapted for use with libftdi (C) 2010 Uwe Bonnes <bon@elektron.ikp.physik.tu-darmstadt.de>\n",
-           argv0);
-   exit(1);
+    fprintf(stderr,
+            "Usage: %s [options...] \n"
+            "Test streaming read from FT2232H\n"
+            "[-P string] only look for product with given string\n"
+            "[-n] don't check for special block structure\n"
+            "\n"
+            "If some filename is given, write data read to that file\n"
+            "Progess information is printed each second\n"
+            "Abort with ^C\n"
+            "\n"
+            "Options:\n"
+            "\n"
+            "Copyright (C) 2009 Micah Dowty <micah@navi.cx>\n"
+            "Adapted for use with libftdi (C) 2010 Uwe Bonnes <bon@elektron.ikp.physik.tu-darmstadt.de>\n",
+            argv0);
+    exit(1);
 }
 
 static uint32_t start = 0;
@@ -71,241 +71,242 @@ static uint32_t n_err = 0;
 static int
 readCallback(uint8_t *buffer, int length, FTDIProgressInfo *progress, void *userdata)
 {
-   if (length)
-   {
-       if (check)
-       {
-           int i,rem;
-           uint32_t num;
-           for (i= offset; i<length-16; i+=16)
-           {
-               num = *(uint32_t*) (buffer+i);
-               if (start && (num != start +0x4000))
-               {
-                   uint32_t delta = ((num-start)/0x4000)-1;
-                   fprintf(stderr, "Skip %7d blocks from 0x%08x to 0x%08x at blocks %10ld \n",
-                           delta, start -0x4000, num, blocks);
-                   n_err++;
-                   skips += delta;
-               }
-               blocks ++;
-               start = num;
-           }
-           rem = length -i;
-           if (rem >3)
-           {
-               num = *(uint32_t*) (buffer+i);
-               if (start && (num != start +0x4000))
-               {
-                   uint32_t delta = ((num-start)/0x4000)-1;
-                   fprintf(stderr, "Skip %7d blocks from 0x%08x to 0x%08x at blocks %10ld \n",
-                           delta, start -0x4000, num, blocks);
-                   n_err++;
-                   skips += delta;
-               }
-               start = num;
-           }
-           else if (rem)
-               start += 0x4000;
-           if (rem != 0);
-           {
-               blocks ++;
-               offset = 16-rem;
-           }
-       }
-       if (outputFile)
-       {
-           if (fwrite(buffer, length, 1, outputFile) != 1)
-           {
-               perror("Write error");
-               return 1;
-           }
-       }
-   }
-   if (progress)
-   {
-       fprintf(stderr, "%10.02fs total time %9.3f MiB captured %7.1f kB/s curr rate %7.1f kB/s totalrate %d dropouts\n",
-               progress->totalTime,
-               progress->current.totalBytes / (1024.0 * 1024.0),
-               progress->currentRate / 1024.0,
-               progress->totalRate / 1024.0,
-               n_err);
-   }
-   return exitRequested ? 1 : 0;
+    if (length)
+    {
+        if (check)
+        {
+            int i,rem;
+            uint32_t num;
+            for (i= offset; i<length-16; i+=16)
+            {
+                num = *(uint32_t*) (buffer+i);
+                if (start && (num != start +0x4000))
+                {
+                    uint32_t delta = ((num-start)/0x4000)-1;
+                    fprintf(stderr, "Skip %7d blocks from 0x%08x to 0x%08x at blocks %10llu\n",
+                            delta, start -0x4000, num, (unsigned long long)blocks);
+                    n_err++;
+                    skips += delta;
+                }
+                blocks ++;
+                start = num;
+            }
+            rem = length -i;
+            if (rem >3)
+            {
+                num = *(uint32_t*) (buffer+i);
+                if (start && (num != start +0x4000))
+                {
+                    uint32_t delta = ((num-start)/0x4000)-1;
+                    fprintf(stderr, "Skip %7d blocks from 0x%08x to 0x%08x at blocks %10llu\n",
+                            delta, start -0x4000, num, (unsigned long long) blocks);
+                    n_err++;
+                    skips += delta;
+                }
+                start = num;
+            }
+            else if (rem)
+                start += 0x4000;
+            if (rem != 0);
+            {
+                blocks ++;
+                offset = 16-rem;
+            }
+        }
+        if (outputFile)
+        {
+            if (fwrite(buffer, length, 1, outputFile) != 1)
+            {
+                perror("Write error");
+                return 1;
+            }
+        }
+    }
+    if (progress)
+    {
+        fprintf(stderr, "%10.02fs total time %9.3f MiB captured %7.1f kB/s curr rate %7.1f kB/s totalrate %d dropouts\n",
+                progress->totalTime,
+                progress->current.totalBytes / (1024.0 * 1024.0),
+                progress->currentRate / 1024.0,
+                progress->totalRate / 1024.0,
+                n_err);
+    }
+    return exitRequested ? 1 : 0;
 }
 
 int main(int argc, char **argv)
 {
-   struct ftdi_context ftdic;
-   int err, c;
-   FILE *of = NULL;
-   char const *outfile  = 0;
-   outputFile =0;
-   exitRequested = 0;
-   char *descstring = NULL;
-   int option_index;
-   static struct option long_options[] = {{NULL},};
+    struct ftdi_context ftdic;
+    int err, c;
+    FILE *of = NULL;
+    char const *outfile  = 0;
+    outputFile =0;
+    exitRequested = 0;
+    char *descstring = NULL;
+    int option_index;
+    static struct option long_options[] = {{NULL},};
 
-   while ((c = getopt_long(argc, argv, "P:n", long_options, &option_index)) !=- 1)
-       switch (c) 
-       {
-       case -1:
-           break;
-       case 'P':
-           descstring = optarg;
-           break;
-       case 'n':
-           check = 0;
-           break;
-       default:
-           usage(argv[0]);
-       }
-   
-   if (optind == argc - 1)
-   {
-       // Exactly one extra argument- a dump file
-       outfile = argv[optind];
-   }
-   else if (optind < argc)
-   {
-       // Too many extra args
-       usage(argv[0]);
-   }
-   
-   if (ftdi_init(&ftdic) < 0)
-   {
-       fprintf(stderr, "ftdi_init failed\n");
-       return EXIT_FAILURE;
-   }
-   
-   if (ftdi_set_interface(&ftdic, INTERFACE_A) < 0)
-   {
-       fprintf(stderr, "ftdi_set_interface failed\n");
-       return EXIT_FAILURE;
-   }
-   
-   if (ftdi_usb_open_desc(&ftdic, 0x0403, 0x6010, descstring, NULL) < 0)
-   {
-       fprintf(stderr,"Can't open ftdi device: %s\n",ftdi_get_error_string(&ftdic));
-       return EXIT_FAILURE;
-   }
-   
-   /* A timeout value of 1 results in may skipped blocks */
-   if(ftdi_set_latency_timer(&ftdic, 2))
-   {
-       fprintf(stderr,"Can't set latency, Error %s\n",ftdi_get_error_string(&ftdic));
-       return EXIT_FAILURE;
-   }
-   
-/*   if(ftdi_usb_purge_rx_buffer(&ftdic) < 0)
-   {
-       fprintf(stderr,"Can't rx purge\n",ftdi_get_error_string(&ftdic));
-       return EXIT_FAILURE;
-       }*/
-   if (outfile)
-       if ((of = fopen(outfile,"w+")) == 0)
-           fprintf(stderr,"Can't open logfile %s, Error %s\n", outfile, strerror(errno));
-   if (of)
-       if (setvbuf(of, NULL, _IOFBF , 1<<16) == 0)
-           outputFile = of;
-   signal(SIGINT, sigintHandler);
-   
-   err = ftdi_readstream(&ftdic, readCallback, NULL, 8, 256);
-   if (err < 0 && !exitRequested)
-       exit(1);
-   
-   if (outputFile) {
-       fclose(outputFile);
-       outputFile = NULL;
-   }
-   fprintf(stderr, "Capture ended.\n");
-   
-   if (ftdi_set_bitmode(&ftdic,  0xff, BITMODE_RESET) < 0)
-   {
-       fprintf(stderr,"Can't set synchronous fifo mode, Error %s\n",ftdi_get_error_string(&ftdic));
-       return EXIT_FAILURE;
-   }
-   ftdi_usb_close(&ftdic);
-   ftdi_deinit(&ftdic);
-   signal(SIGINT, SIG_DFL);
-   if (check && outfile)
-   {
-       if ((outputFile = fopen(outfile,"r")) == 0)
+    while ((c = getopt_long(argc, argv, "P:n", long_options, &option_index)) !=- 1)
+        switch (c)
+        {
+            case -1:
+                break;
+            case 'P':
+                descstring = optarg;
+                break;
+            case 'n':
+                check = 0;
+                break;
+            default:
+                usage(argv[0]);
+        }
+
+    if (optind == argc - 1)
+    {
+        // Exactly one extra argument- a dump file
+        outfile = argv[optind];
+    }
+    else if (optind < argc)
+    {
+        // Too many extra args
+        usage(argv[0]);
+    }
+
+    if (ftdi_init(&ftdic) < 0)
+    {
+        fprintf(stderr, "ftdi_init failed\n");
+        return EXIT_FAILURE;
+    }
+
+    if (ftdi_set_interface(&ftdic, INTERFACE_A) < 0)
+    {
+        fprintf(stderr, "ftdi_set_interface failed\n");
+        return EXIT_FAILURE;
+    }
+
+    if (ftdi_usb_open_desc(&ftdic, 0x0403, 0x6010, descstring, NULL) < 0)
+    {
+        fprintf(stderr,"Can't open ftdi device: %s\n",ftdi_get_error_string(&ftdic));
+        return EXIT_FAILURE;
+    }
+
+    /* A timeout value of 1 results in may skipped blocks */
+    if (ftdi_set_latency_timer(&ftdic, 2))
+    {
+        fprintf(stderr,"Can't set latency, Error %s\n",ftdi_get_error_string(&ftdic));
+        return EXIT_FAILURE;
+    }
+
+    /*   if(ftdi_usb_purge_rx_buffer(&ftdic) < 0)
        {
-           fprintf(stderr,"Can't open logfile %s, Error %s\n", outfile, strerror(errno));
+           fprintf(stderr,"Can't rx purge\n",ftdi_get_error_string(&ftdic));
            return EXIT_FAILURE;
-       }
-       check_outfile(descstring);
-       fclose(outputFile);
-   }
-   else if (check)
-       fprintf(stderr,"%d errors of %ld blocks (%Le), %d (%Le) blocks skipped\n",
-               n_err, blocks, (long double)n_err/(long double) blocks,
-               skips, (long double)skips/(long double) blocks);
-   exit (0);
+           }*/
+    if (outfile)
+        if ((of = fopen(outfile,"w+")) == 0)
+            fprintf(stderr,"Can't open logfile %s, Error %s\n", outfile, strerror(errno));
+    if (of)
+        if (setvbuf(of, NULL, _IOFBF , 1<<16) == 0)
+            outputFile = of;
+    signal(SIGINT, sigintHandler);
+
+    err = ftdi_readstream(&ftdic, readCallback, NULL, 8, 256);
+    if (err < 0 && !exitRequested)
+        exit(1);
+
+    if (outputFile)
+    {
+        fclose(outputFile);
+        outputFile = NULL;
+    }
+    fprintf(stderr, "Capture ended.\n");
+
+    if (ftdi_set_bitmode(&ftdic,  0xff, BITMODE_RESET) < 0)
+    {
+        fprintf(stderr,"Can't set synchronous fifo mode, Error %s\n",ftdi_get_error_string(&ftdic));
+        return EXIT_FAILURE;
+    }
+    ftdi_usb_close(&ftdic);
+    ftdi_deinit(&ftdic);
+    signal(SIGINT, SIG_DFL);
+    if (check && outfile)
+    {
+        if ((outputFile = fopen(outfile,"r")) == 0)
+        {
+            fprintf(stderr,"Can't open logfile %s, Error %s\n", outfile, strerror(errno));
+            return EXIT_FAILURE;
+        }
+        check_outfile(descstring);
+        fclose(outputFile);
+    }
+    else if (check)
+        fprintf(stderr,"%d errors of %llu blocks (%Le), %d (%Le) blocks skipped\n",
+                n_err, (unsigned long long) blocks, (long double)n_err/(long double) blocks,
+                skips, (long double)skips/(long double) blocks);
+    exit (0);
 }
 
 void check_outfile(char *descstring)
 {
-    if(strcmp(descstring,"FT2232HTEST") == 0)
+    if (strcmp(descstring,"FT2232HTEST") == 0)
     {
-       char buf0[1024];
-       char buf1[1024];
-       char bufr[1024];
-       char *pa, *pb, *pc;
-       unsigned int num_lines = 0, line_num = 1;
-       int err_count = 0;
-       unsigned int num_start, num_end;
+        char buf0[1024];
+        char buf1[1024];
+        char bufr[1024];
+        char *pa, *pb, *pc;
+        unsigned int num_lines = 0, line_num = 1;
+        int err_count = 0;
+        unsigned int num_start, num_end;
 
-       pa = buf0;
-       pb = buf1;
-       pc = buf0;
-       if(fgets(pa, 1023, outputFile) == NULL)
-       {
-           fprintf(stderr,"Empty output file\n");
-           return;
-       }
-       while(fgets(pb, 1023, outputFile) != NULL)
-       {
-           num_lines++;
-           unsigned int num_save = num_start;
-           if( sscanf(pa,"%6u%94s%6u",&num_start, bufr,&num_end) !=3)
-           {
-               fprintf(stdout,"Format doesn't match at line %8d \"%s",
-                       num_lines, pa);
-               err_count++;
-               line_num = num_save +2;
-           }
-           else
-           {
-               if ((num_start+1)%100000 != num_end)
-               {
-                   if (err_count < 20)
-                       fprintf(stdout,"Malformed line %d \"%s\"\n", 
-                               num_lines, pa);
-                   err_count++;
-               }
-               else if(num_start != line_num)
-               {
-                   if (err_count < 20)
-                       fprintf(stdout,"Skipping from %d to %d\n", 
-                               line_num, num_start);
-                   err_count++;
-                  
-               }
-               line_num = num_end;
-           }
-           pa = pb;
-           pb = pc;
-           pc = pa;
-       }
-       if(err_count)
-           fprintf(stdout,"\n%d errors of %d data sets %f\n", err_count, num_lines, (double) err_count/(double)num_lines);
-       else
-           fprintf(stdout,"No errors for %d lines\n",num_lines);
-   }
-    else if(strcmp(descstring,"LLBBC10") == 0)
-    { 
+        pa = buf0;
+        pb = buf1;
+        pc = buf0;
+        if (fgets(pa, 1023, outputFile) == NULL)
+        {
+            fprintf(stderr,"Empty output file\n");
+            return;
+        }
+        while (fgets(pb, 1023, outputFile) != NULL)
+        {
+            num_lines++;
+            unsigned int num_save = num_start;
+            if ( sscanf(pa,"%6u%94s%6u",&num_start, bufr,&num_end) !=3)
+            {
+                fprintf(stdout,"Format doesn't match at line %8d \"%s",
+                        num_lines, pa);
+                err_count++;
+                line_num = num_save +2;
+            }
+            else
+            {
+                if ((num_start+1)%100000 != num_end)
+                {
+                    if (err_count < 20)
+                        fprintf(stdout,"Malformed line %d \"%s\"\n",
+                                num_lines, pa);
+                    err_count++;
+                }
+                else if (num_start != line_num)
+                {
+                    if (err_count < 20)
+                        fprintf(stdout,"Skipping from %d to %d\n",
+                                line_num, num_start);
+                    err_count++;
+
+                }
+                line_num = num_end;
+            }
+            pa = pb;
+            pb = pc;
+            pc = pa;
+        }
+        if (err_count)
+            fprintf(stdout,"\n%d errors of %d data sets %f\n", err_count, num_lines, (double) err_count/(double)num_lines);
+        else
+            fprintf(stdout,"No errors for %d lines\n",num_lines);
+    }
+    else if (strcmp(descstring,"LLBBC10") == 0)
+    {
         uint32_t block0[4];
         uint32_t block1[4];
         uint32_t *pa = block0;
@@ -320,31 +321,31 @@ void check_outfile(char *descstring)
             fprintf(stderr,"Empty result file\n");
             return;
         }
-        while(fread(pb, sizeof(uint32_t), 4,outputFile) != 0)
+        while (fread(pb, sizeof(uint32_t), 4,outputFile) != 0)
         {
             blocks++;
             nread =  pa[0];
-            if(start>0 && (nread != start))
+            if (start>0 && (nread != start))
             {
-                if(n_shown < 30)
+                if (n_shown < 30)
                 {
-                    fprintf(stderr, "Skip %7d blocks from 0x%08x to 0x%08x at blocks %10ld \n",
-                            (nread-start)/0x4000, start -0x4000, nread, blocks);
+                    fprintf(stderr, "Skip %7d blocks from 0x%08x to 0x%08x at blocks %10llu \n",
+                            (nread-start)/0x4000, start -0x4000, nread, (unsigned long long) blocks);
                     n_shown ++;
                 }
                 n_errors++;
             }
-            else if (n_shown >0) 
-                n_shown--; 
+            else if (n_shown >0)
+                n_shown--;
             start = nread + 0x4000;
             pa = pb;
             pb = pc;
             pc = pa;
         }
-        if(n_errors)
-            fprintf(stderr, "%d blocks wrong from %ld blocks read\n",
-                    n_errors, blocks);
+        if (n_errors)
+            fprintf(stderr, "%d blocks wrong from %llu blocks read\n",
+                    n_errors, (unsigned long long) blocks);
         else
-            fprintf(stderr, "%ld blocks all fine\n",blocks);
+            fprintf(stderr, "%llu blocks all fine\n", (unsigned long long) blocks);
     }
 }