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2 pj 1
#include <stdio.h>
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#include <stdlib.h>
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int main(int argc, char *argv[])
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{
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  char *symbol[100];
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  int i, j, found, size;
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  FILE *f;
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  char buff[20], *profile = "Profile:", *str, c;
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  if (argc != 2) {
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    printf("Usage: %s <filename>\n", argv[0]);
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    exit(-1);
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  }
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  f = fopen(argv[1], "r");
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  if (f == NULL) {
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    printf("Input file: %s\n", argv[1]);
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    perror("error opening file");
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    exit(-1);
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  }
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  fseek(f, 0, SEEK_END);
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  size = ftell(f);
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  printf("File Name: %s\n", argv[1]);
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  printf("File Size: %d\n", size);
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  found = 0;
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  for (i = 0; i < size; i++) {
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    fseek(f, i, SEEK_SET);
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    fread(buff, 8, 1, f);
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    if (memcmp(buff, profile, 8) == 0) {
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      /* Found!!! */
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      str = malloc(20);
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      symbol[found++] = str;
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      j = 0;
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      do {
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        c = fgetc(f);
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        if ((j != 0) || (c != 0)) {
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          str[j] = c;
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          j++;
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        } else {
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          c = 1;
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        }
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      } while (c != 0);
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    }
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    i++;
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  }
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  fclose(f);
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  printf("%d symbols found:\n", found);
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  for(i = 0; i < found; i++) {
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    printf("\t%s\n", symbol[i]);
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  }
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  exit(0);
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}