Alessio Di Mauro
79 lines
2.5 KiB
C
79 lines
2.5 KiB
C
#include "utils.h"
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#include <string.h>
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CK_BBOOL has_token(const ykcs11_slot_t *slot) {
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return (slot->info.flags & CKF_TOKEN_PRESENT);
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}
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CK_BBOOL parse_readers(const CK_BYTE_PTR readers, const CK_ULONG len,
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ykcs11_slot_t *slots, CK_ULONG_PTR n_slots, CK_ULONG_PTR n_with_token) {
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CK_BYTE i;
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CK_BYTE_PTR p;
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CK_BYTE_PTR s;
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CK_ULONG l;
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vendor_t vendor;
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*n_slots = 0;
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*n_with_token = 0;
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p = readers;
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/*
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* According to pcsc-lite, the format of a reader name is:
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* name [interface] (serial) index slot
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* http://ludovicrousseau.blogspot.se/2010/05/what-is-in-pcsc-reader-name.html
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*/
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for (i = 0; i < len; i++)
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if (readers[i] == '\0' && i != len - 1) {
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slots[*n_slots].vid = get_vendor_id(p);
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if (slots[*n_slots].vid == UNKNOWN) { // TODO: distinguish between tokenless and unsupported?
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// Unknown slot, just save what info we have
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memset(&slots[*n_slots].info, 0, sizeof(CK_SLOT_INFO));
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memset(slots[*n_slots].info.slotDescription, ' ', sizeof(slots[*n_slots].info.slotDescription));
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if (strlen(p) <= sizeof(slots[*n_slots].info.slotDescription))
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strncpy(slots[*n_slots].info.slotDescription, p, strlen(p));
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else
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strncpy(slots[*n_slots].info.slotDescription, p, sizeof(slots[*n_slots].info.slotDescription));
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}
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else {
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vendor = get_vendor(slots[*n_slots].vid);
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// Values must NOT be null terminated and ' ' padded
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memset(slots[*n_slots].info.slotDescription, ' ', sizeof(slots[*n_slots].info.slotDescription));
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s = slots[*n_slots].info.slotDescription;
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l = sizeof(slots[*n_slots].info.slotDescription);
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if (vendor.get_slot_description(s, l) != CKR_OK)
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return CK_FALSE;
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memset(slots[*n_slots].info.manufacturerID, ' ', sizeof(slots[*n_slots].info.manufacturerID));
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s = slots[*n_slots].info.manufacturerID;
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l = sizeof(slots[*n_slots].info.manufacturerID);
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if(vendor.get_slot_manufacturer(s, l) != CKR_OK)
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return CK_FALSE;
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if (vendor.get_slot_flags(&slots[*n_slots].info.flags) != CKR_OK)
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return CK_FALSE;
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// Treating hw and fw version the same
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if (vendor.get_slot_version(&slots[*n_slots].info.hardwareVersion) != CKR_OK)
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return CK_FALSE;
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if (vendor.get_slot_version(&slots[*n_slots].info.firmwareVersion) != CKR_OK)
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return CK_FALSE;
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if (has_token(slots + *n_slots))
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(*n_with_token)++;
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}
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(*n_slots)++;
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p += i + 1;
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}
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return CK_TRUE;
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}
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