libarchive-read.c

#include "stdlib.h"
#include "stdio.h"

#include "archive.h"
#include "archive_entry.h"

int main(int argc, char** argv) {
  struct archive *a;
  struct archive_entry *entry;
  int r;
  char buf[10240];

  a = archive_read_new();
  archive_read_support_filter_all(a);
  archive_read_support_format_all(a);
  r = archive_read_open_filename(a, "/dev/stdin", 10240); 
  if (r != ARCHIVE_OK) {
    printf("Error opening archive\n");
    exit(1);
  }
  while (archive_read_next_header(a, &entry) == ARCHIVE_OK) {
    printf("entry name: %s\n", archive_entry_pathname(entry));
    while ((r = archive_read_data(a, buf, sizeof(buf))) > 0) {
      printf("Read %d bytes\n", r);
    }
    if (r != ARCHIVE_OK) {
      printf("Error reading data: %s\n", archive_error_string(a));
      break;
    }
  }
  r = archive_read_free(a); 
  if (r != ARCHIVE_OK) {
    printf("Error freeing memory\n");
  }
}