1 | /* FILENAME: hdr_print.c */ |
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2 | #include <stdio.h> |
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3 | #include <stdlib.h> |
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4 | #include "dprints.h" /* for dprints */ |
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5 | #include "gribfuncs.h" /* prototypes */ |
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6 | |
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7 | /* |
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8 | * |
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9 | ******************************************************************** |
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10 | * A. FUNCTION: hdr_print |
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11 | * print specified number of bytes from the block provided. |
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12 | * does not require Debug flag to be set; |
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13 | * |
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14 | * INTERFACE: |
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15 | * void hdr_print (title, block, bytestoprint) |
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16 | * |
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17 | * ARGUMENTS (I=input, O=output, I&O=input and output): |
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18 | * (I) char *title; Title string to print |
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19 | * (I) unsigned char *block; Block whose content to print |
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20 | * (I) int bytestoprint; Number of bytes to print |
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21 | * |
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22 | * RETURN CODE: none; |
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23 | ******************************************************************** |
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24 | */ |
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25 | #if PROTOTYPE_NEEDED |
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26 | void hdr_print (char *title, unsigned char *block, int bytestoprint) |
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27 | #else |
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28 | void hdr_print (title, block, bytestoprint) |
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29 | char *title; unsigned char *block; int bytestoprint; |
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30 | #endif |
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31 | { |
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32 | int i=0; |
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33 | /* |
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34 | * |
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35 | * A.1 PRINT title string |
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36 | */ |
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37 | fprintf(stdout,"hdr_print %d bytes of '%s'=", bytestoprint, title); |
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38 | |
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39 | /* |
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40 | * |
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41 | * A.2 WHILE (more bytes to print) DO |
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42 | * PRINT byte value |
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43 | * ENDDO |
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44 | */ |
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45 | while (i < bytestoprint) |
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46 | { |
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47 | if (i % 8 == 0) { |
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48 | if (i+7>= bytestoprint-1) |
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49 | fprintf(stdout,"\n[%2d-%2d]: ",i+1, bytestoprint); |
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50 | else fprintf(stdout,"\n[%2d-%2d]: ",i+1, i+8); |
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51 | } |
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52 | fprintf(stdout,"%03u ", block[i++]); |
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53 | if (i % 4 == 0) fprintf(stdout, "| "); |
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54 | } |
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55 | fprintf(stdout,"\n"); |
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56 | /* |
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57 | * |
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58 | * A.3 RETURN w/nothing |
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59 | */ |
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60 | fprintf(stdout,"Exiting hdr_print, no return code\n"); |
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61 | /* |
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62 | * |
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63 | * END OF FUNCTION |
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64 | * |
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65 | */ |
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66 | } |
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