#include #include #include #include #include #include "rnd.h" #include "die.h" #include "str.h" #include "crypto.h" #include "curve.h" #include "ioops.h" #include "config.h" #include "keypair.h" void generate_keypair(void) { struct passwd *pw = getpwuid(getuid()); unsigned char publickey[crypto_box_pub_key_size]; unsigned char secretkey[crypto_box_sec_key_size]; char file[128]; xmemset(publickey, 0, sizeof(publickey)); xmemset(secretkey, 0, sizeof(secretkey)); curve25519_selftest(); printf("Reading from %s (this may take a while) ...\n", HIG_ENTROPY_SOURCE); gen_key_bytes(secretkey, sizeof(secretkey)); crypto_scalarmult_curve25519_base(publickey, secretkey); slprintf(file, sizeof(file), "%s/%s", pw->pw_dir, FILE_PUBKEY); write_blob_or_die(file, publickey, sizeof(publickey)); printf("Public key written to %s!\n", file); slprintf(file, sizeof(file), "%s/%s", pw->pw_dir, FILE_PRIVKEY); write_blob_or_die(file, secretkey, sizeof(secretkey)); printf("Secret key written to %s!\n", file); xmemset(publickey, 0, sizeof(publickey)); xmemset(secretkey, 0, sizeof(secretkey)); } void verify_keypair(void) { int result; struct passwd *pw = getpwuid(getuid()); unsigned char publickey[crypto_box_pub_key_size]; unsigned char publicres[crypto_box_pub_key_size]; unsigned char secretkey[crypto_box_sec_key_size]; char file[128]; curve25519_selftest(); xmemset(publickey, 0, sizeof(publickey)); xmemset(publicres, 0, sizeof(publicres)); xmemset(secretkey, 0, sizeof(secretkey)); slprintf(file, sizeof(file), "%s/%s", pw->pw_dir, FILE_PUBKEY); read_blob_or_die(file, publickey, sizeof(publickey)); slprintf(file, sizeof(file), "%s/%s", pw->pw_dir, FILE_PRIVKEY); read_blob_or_die(file, secretkey, sizeof(secretkey)); crypto_scalarmult_curve25519_base(publicres, secretkey); result = crypto_verify_32(publicres, publickey); xmemset(publickey, 0, sizeof(publickey)); xmemset(publicres, 0, sizeof(publicres)); xmemset(secretkey, 0, sizeof(secretkey)); if (result) panic("Keypair is corrupt! You need to regenerate!\n"); } 9cbafd121289f'>diff
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authorJoe Perches <joe@perches.com>2016-12-12 14:26:55 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2016-12-12 20:41:52 -0800
commitfe6bce8d30a86c693bf7cfbf4759cbafd121289f (patch)
tree0870fe4b44e9c2cb57a9883400cea2e7795fe05f /include/video/newport.h
parentf082f02c4731900a5065de69eb0d8cb5aab66196 (diff)
treewide: Make remaining source files non-executable
.c and .h source files should not be executable, change the permissions to 0644. [ This would normally go through Andrew Morton, but his ancient patch-based toolchain doesn't do permission changes ] Signed-off-by: Joe Perches <joe@perches.com> Acked-by: David Howells <dhowells@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/video/newport.h')