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2
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1 /*
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2 * file.c
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3 */
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4
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5 #include <stdio.h>
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6 #include <string.h>
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7
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8 #ifdef SYSV
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9 #include <fcntl.h>
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10 #else
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11 #include <sys/file.h>
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12 #endif
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13
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14 #include <struct.h>
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15 #include "common.h"
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16 #include "db.h"
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17 #include "main.h"
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18 #include "file.h"
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19 #include "data.h"
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20
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21
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22 int ReadIt(char *fn)
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23 {
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24 struct statentry player;
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25 int plfd;
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26
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27 initDB(); /* set up linked-list */
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28
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29 plfd = open(fn, O_RDONLY, 0644);
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30 if(plfd < 0) {
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31 err_sys("Could not open %s for read", fn);
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32 return 1;
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33 }
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34
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35 while (read(plfd, (void *)&player, sizeof(struct statentry)) ==
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36 sizeof(struct statentry))
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37 addDB(&player); /* add to list */
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38
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39 close(plfd);
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40 return 0;
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41 }
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42
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43 int SaveIt(char *fn)
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44 {
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45 struct plnode *p;
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46 int plfd, cc;
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47
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48 plfd = open(fn, O_CREAT | O_TRUNC | O_WRONLY, 0600);
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49 if(plfd < 0) {
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50 err_sys("Could not open %s for write", fn);
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51 return 1;
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52 }
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53
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54 p = firstEnt;
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55 while(p) {
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56 cc = write(plfd, (void *)(&p->player), (int)sizeof(struct statentry));
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57 if(cc != (int)sizeof(struct statentry)) {
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58 err_sys("Write error");
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59 return 1;
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60 }
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61 p = p->next;
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62 }
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63 return 0;
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64 }
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65
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66 int DoSave(int mode)
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67 {
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68 char name[100], *c;
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69 extern char *playerFile;
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70
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71 printf("Warning! Do not write over the server .players file if there\nare people logged in!\n");
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72 printf("Enter filename, or press return to cancel\n");
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73 printf(" -->"); fflush(stdout);
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74
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75 if(!fgets(name, 100, stdin)) {
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76 err_sys("fgets fail (in DoSave)");
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77 return 1;
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78 }
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79 if(c = strrchr(name, '\n'))
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80 *c = (char)0;
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81
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82 if(!name || !(*name)) return 1;
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83
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84 if(SaveIt(name)) {
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85 Report("");
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86 return 1;
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87 }
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88
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89 ClearChanged();
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90 Report("Player database saved.");
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91 return(0);
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92 }
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93
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94 int DoLoad(int mode)
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95 {
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96 }
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97
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