diff options
Diffstat (limited to 'old_code/keygen.c')
-rw-r--r-- | old_code/keygen.c | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/old_code/keygen.c b/old_code/keygen.c deleted file mode 100644 index b03b89c..0000000 --- a/old_code/keygen.c +++ /dev/null @@ -1,60 +0,0 @@ -#include<stdio.h> -#include<openssl/rand.h> -#include<unistd.h> - -int main(int argc, char* argv[]) { - - int opt; - int nbytes = 256; - char* defname = "default.key"; - char* output; - int defout = 0; - int defbyte = 0; - int noopts = 0; - while ((opt = getopt(argc, argv, "b:o:")) != -1) { - switch (opt) { - case 'b': - nbytes = atoi(optarg); - defbyte = 1; - break; - case 'o': - output = argv[(optind-1)]; - defout = 1; - break; - default: - fprintf(stderr, "Usage: %s [-b nbytes] [-o output] \n", argv[0]); - exit(EXIT_FAILURE); - } - if (noopts == 0) { - noopts = 1; - } - } - - if(noopts == 0) { - printf("WARNING no option specified usign default values... \n"); - } - if (nbytes < 0) { - printf("Negative byte value inserted! \n"); - printf("Exiting... \n"); - exit(EXIT_FAILURE); - } else if (nbytes != 0) { - if (defbyte == 0) { - printf("No byte number specified... using default value: 256 \n"); - } - unsigned char key[nbytes]; - RAND_bytes(key, nbytes); - if (defout == 0) { - output = defname; - printf("No output name specified... using default value: default.key \n"); - } - FILE* file = fopen(output, "w"); - fwrite(key, nbytes, 1, file); - fclose(file); - printf("Created key file %s of %d bytes \n", output, nbytes); - } else { - printf("Byte number specified is 0. \n"); - printf("Doing nothing! \n"); - } - - exit(EXIT_SUCCESS); -} |