supercop

Basic CLI for supercop
git clone git://git.finwo.net/app/supercop
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detect.c (585B)

      1 #include <stddef.h>
      2 #include <string.h>
      3 
      4 #include "common.h"
      5 #include "armor.h"
      6 
      7 #ifdef __cplusplus
      8 extern "C" {
      9 #endif
     10 
     11 char fmt_asc_detect(unsigned char *cipherdata, size_t len) {
     12   // Stream-friendly: either armor block may start on any line.
     13   // Claiming is cheap; decode validates and returns NULL on garbage,
     14   // letting readKeyFile move on to the next format.
     15   if (asc_find_block(cipherdata, len, ASC_LABEL_PRIVATE, NULL, NULL)) return 1;
     16   if (asc_find_block(cipherdata, len, ASC_LABEL_PUBLIC, NULL, NULL)) return 1;
     17   return 0;
     18 }
     19 
     20 #ifdef __cplusplus
     21 } // extern "C"
     22 #endif