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wscutil: Add wsc_is_pin_valid
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@ -2515,3 +2515,19 @@ bool wsc_kdf(const void *key, void *output, size_t size)
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return true;
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}
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bool wsc_pin_is_valid(const char *pin)
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{
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unsigned int i;
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for (i = 0; pin[i] >= '0' && pin[i] <= '9'; i++)
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;
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if (pin[i])
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return false;
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if (i != 8 && i != 4)
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return false;
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return true;
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}
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@ -637,3 +637,5 @@ struct wsc_session_key {
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} __attribute__ ((packed));
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bool wsc_kdf(const void *kdk, void *output, size_t size);
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bool wsc_pin_is_valid(const char *pin);
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