diff options
Diffstat (limited to 'g10/tofu.c')
| -rw-r--r-- | g10/tofu.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/g10/tofu.c b/g10/tofu.c index 5f92de682..2bded9e8d 100644 --- a/g10/tofu.c +++ b/g10/tofu.c @@ -49,12 +49,12 @@ #define CONTROL_L ('L' - 'A' + 1) -/* Number of signed messages required to indicate that enough history - * is available for basic trust. */ -#define BASIC_TRUST_THRESHOLD 10 -/* Number of signed messages required to indicate that a lot of - * history is available. */ -#define FULL_TRUST_THRESHOLD 100 +/* Number of days with signed / ecnrypted messages required to + * indicate that enough history is available for basic trust. */ +#define BASIC_TRUST_THRESHOLD 4 +/* Number of days with signed / encrypted messages required to + * indicate that a lot of history is available. */ +#define FULL_TRUST_THRESHOLD 21 /* A struct with data pertaining to the tofu DB. There is one such @@ -2883,19 +2883,19 @@ write_stats_status (estream_t fp, { int summary; int validity; - unsigned long messages; + unsigned long days; /* Use the euclidean distance (m = sqrt(a^2 + b^2)) rather then the sum of the magnitudes (m = a + b) to ensure a balance between verified signatures and encrypted messages. */ - messages = sqrtu32 (signature_count * signature_count - + encryption_count * encryption_count); + days = sqrtu32 (signature_days * signature_days + + encryption_days * encryption_days); - if (messages < 1) + if (days < 1) validity = 1; /* Key without history. */ - else if (messages < 2 * BASIC_TRUST_THRESHOLD) + else if (days < 2 * BASIC_TRUST_THRESHOLD) validity = 2; /* Key with too little history. */ - else if (messages < 2 * FULL_TRUST_THRESHOLD) + else if (days < 2 * FULL_TRUST_THRESHOLD) validity = 3; /* Key with enough history for basic trust. */ else validity = 4; /* Key with a lot of history. */ |