channels/smartcard: fix reader name aliasing
This commit is contained in:
Marc-André Moreau
parent
09a540b40b
commit
38d05b48a0
@ -145,32 +145,6 @@ const char* smartcard_get_ioctl_string(UINT32 ioControlCode, BOOL funcName)
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return funcName ? "SCardUnknown" : "SCARD_IOCTL_UNKNOWN";
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}
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size_t smartcard_multi_string_length_a(const char* msz)
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{
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char* p = (char*) msz;
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if (!p)
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return 0;
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while ((p[0] != 0) && (p[1] != 0))
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p++;
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return (p - msz) + 1;
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}
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size_t smartcard_multi_string_length_w(const WCHAR* msz)
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{
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WCHAR* p = (WCHAR*) msz;
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if (!p)
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return 0;
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while ((p[0] != 0) && (p[1] != 0))
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p++;
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return (p - msz) + 1;
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}
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static UINT32 smartcard_EstablishContext(SMARTCARD_DEVICE* smartcard, IRP* irp)
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{
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UINT32 status;
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@ -26,6 +26,7 @@
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#include <ctype.h>
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#include <winpr/crt.h>
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#include <winpr/print.h>
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#include <winpr/synch.h>
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#include <winpr/library.h>
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#include <winpr/smartcard.h>
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@ -311,23 +312,38 @@ BOOL PCSC_AddReaderNameAlias(char* namePCSC, char* nameWinSCard)
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return TRUE;
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}
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static int PCSC_AtoiWithLength(const char* str, int length)
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{
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int index;
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int value = 0;
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for (index = 0; index < length; ++index)
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{
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if (!isdigit(str[index]))
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return -1;
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value = value * 10 + (str[index] - '0');
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}
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return value;
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}
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char* PCSC_ConvertReaderNameToWinSCard(const char* name)
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{
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int slot;
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int index;
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int size;
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int length;
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int ctoken;
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int ntokens;
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char *p, *q;
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char* tokens[64][2];
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char* nameWinSCard;
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char *na1, *na2 = NULL;
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char *if1, *if2 = NULL;
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char *se1, *se2 = NULL;
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char *in1, *in2 = NULL;
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char *sl1, *sl2 = NULL;
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/**
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* pcsc-lite reader name format:
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*
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* name [interface] (serial) index slot
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*
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* Athena IDProtect Key v2 [Main Interface] 00 00
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*
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* name: Athena IDProtect Key v2
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@ -336,6 +352,22 @@ char* PCSC_ConvertReaderNameToWinSCard(const char* name)
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* index: 00
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* slot: 00
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*
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* Athena ASE IIIe 0
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*
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* name: Athena ASE IIIe
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* interface: N/A
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* serial: N/A
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* index: 0
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* slot: 0
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*
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* Athena ASE IIIe [CCID Bulk Interface] 00 00
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*
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* name: Athena ASE IIIe
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* interface: CCID Bulk Interface
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* serial: N/A
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* index: 00
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* slot: 00
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*
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* the serial component is optional
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* the index is a two digit zero-padded integer
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* the slot is a two digit zero-padded integer
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@ -346,44 +378,75 @@ char* PCSC_ConvertReaderNameToWinSCard(const char* name)
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if (length < 10)
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return NULL;
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na1 = (char*) name;
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na2 = (char*) &name[length - 7];
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ntokens = 0;
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p = q = (char*) name;
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if1 = strchr(name, '[');
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while (*p)
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{
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if (*p == ' ')
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{
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tokens[ntokens][0] = q;
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tokens[ntokens][1] = p;
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q = p + 1;
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ntokens++;
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}
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if (if1)
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if2 = strchr(if1 + 1, ']');
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p++;
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}
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se1 = strchr(name, '(');
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tokens[ntokens][0] = q;
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tokens[ntokens][1] = p;
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ntokens++;
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if (se1)
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se2 = strchr(se1 + 1, ')');
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in1 = (char*) &name[length - 5];
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in2 = (char*) &name[length - 4];
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sl1 = (char*) &name[length - 2];
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sl2 = (char*) &name[length - 1];
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if (!(if1 && if2))
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if (ntokens < 2)
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return NULL;
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if (!(isdigit(*in1) && isdigit(*in2)))
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slot = index = -1;
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ctoken = ntokens - 1;
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slot = PCSC_AtoiWithLength(tokens[ctoken][0], (int) (tokens[ctoken][1] - tokens[ctoken][0]));
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ctoken--;
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index = PCSC_AtoiWithLength(tokens[ctoken][0], (int) (tokens[ctoken][1] - tokens[ctoken][0]));
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ctoken--;
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if (index < 0)
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{
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slot = -1;
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index = slot;
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ctoken++;
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}
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if ((index < 0) || (slot < 0))
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return NULL;
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if (!(isdigit(*sl1) && isdigit(*sl2)))
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if (*(tokens[ctoken][1] - 1) == ')')
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{
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while ((*(tokens[ctoken][0]) != '(') && (ctoken > 0))
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ctoken--;
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}
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if (ctoken < 1)
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return NULL;
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na2 = if1 - 1;
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if (*(tokens[ctoken][1] - 1) == ']')
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{
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while ((*(tokens[ctoken][0]) != '[') && (ctoken > 0))
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ctoken--;
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}
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while ((*na2 == ' ') && (na2 > na1))
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na2--;
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na2++;
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if (ctoken < 1)
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return NULL;
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index = ((*in1 - 0x30) * 10) + (*in2 - 0x30);
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slot = ((*sl1 - 0x30) * 10) + (*sl2 - 0x30);
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ctoken--;
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length = (na2 - na1);
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if (ctoken < 1)
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return NULL;
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p = tokens[0][0];
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q = tokens[ctoken][1];
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length = (q - p);
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size = length + 16;
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nameWinSCard = (char*) malloc(size);
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@ -391,12 +454,22 @@ char* PCSC_ConvertReaderNameToWinSCard(const char* name)
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if (!nameWinSCard)
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return NULL;
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sprintf_s(nameWinSCard, size, "%.*s %d", length, na1, index);
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/**
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* pcsc-lite appears to use an index number based on all readers,
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* while WinSCard uses an index number based on readers of the same name.
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* Force an index number of 0 for now, fix later.
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*/
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index = 0;
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sprintf_s(nameWinSCard, size, "%.*s %d", length, p, index);
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printf("Smart Card Reader Name Alias: %s -> %s\n", p, nameWinSCard);
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return nameWinSCard;
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}
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char* PCSC_ConvertReaderNamesToWinSCard(const char* names)
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char* PCSC_ConvertReaderNamesToWinSCard(const char* names, LPDWORD pcchReaders)
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{
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char *p, *q;
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int plen, qlen;
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@ -445,22 +518,23 @@ char* PCSC_ConvertReaderNamesToWinSCard(const char* names)
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CopyMemory(q, p, qlen);
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}
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p += plen + 1;
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q += qlen;
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*q = '\0';
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q++;
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p += plen + 1;
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plen = strlen(p);
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}
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*q = '\0';
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q++;
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*pcchReaders = (DWORD) (q - namesWinSCard);
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return namesWinSCard;
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}
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char* PCSC_ConvertReaderNamesFromWinSCard(const char* names)
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char* PCSC_ConvertReaderNamesToPCSC(const char* names, LPDWORD pcchReaders)
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{
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char *p, *q;
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int plen, qlen;
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@ -513,35 +587,11 @@ char* PCSC_ConvertReaderNamesFromWinSCard(const char* names)
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*q = '\0';
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q++;
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*pcchReaders = (DWORD) (q - namesPCSC);
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return namesPCSC;
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}
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size_t PCSC_MultiStringLengthA(const char* msz)
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{
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char* p = (char*) msz;
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if (!p)
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return 0;
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while ((p[0] != 0) && (p[1] != 0))
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p++;
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return (p - msz) + 1;
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}
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size_t PCSC_MultiStringLengthW(const WCHAR* msz)
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{
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WCHAR* p = (WCHAR*) msz;
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if (!p)
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return 0;
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while ((p[0] != 0) && (p[1] != 0))
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p++;
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return (p - msz) + 1;
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}
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void PCSC_AddCardHandle(SCARDCONTEXT hContext, SCARDHANDLE hCard)
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{
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if (!g_CardHandles)
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@ -700,6 +750,7 @@ WINSCARDAPI LONG WINAPI PCSC_SCardListReaders_Internal(SCARDCONTEXT hContext,
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if (g_PCSC.pfnSCardListReaders)
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{
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char* mszReadersWinSCard = NULL;
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BOOL pcchReadersWrapAlloc = FALSE;
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LPSTR* pMszReaders = (LPSTR*) mszReaders;
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@ -735,6 +786,19 @@ WINSCARDAPI LONG WINAPI PCSC_SCardListReaders_Internal(SCARDCONTEXT hContext,
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}
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status = PCSC_MapErrorCodeToWinSCard(status);
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if (status == SCARD_S_SUCCESS)
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{
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mszReadersWinSCard = PCSC_ConvertReaderNamesToWinSCard(*pMszReaders, pcchReaders);
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if (mszReadersWinSCard)
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{
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PCSC_SCardFreeMemory_Internal(hContext, *pMszReaders);
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*pMszReaders = mszReadersWinSCard;
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PCSC_AddMemoryBlock(hContext, *pMszReaders);
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}
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}
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}
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return status;
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@ -749,26 +813,7 @@ WINSCARDAPI LONG WINAPI PCSC_SCardListReadersA(SCARDCONTEXT hContext,
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if (g_PCSC.pfnSCardListReaders)
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{
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char* mszReadersWinSCard = NULL;
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LPSTR* pMszReaders = (LPSTR*) mszReaders;
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status = PCSC_SCardListReaders_Internal(hContext, mszGroups, mszReaders, pcchReaders);
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if (!status)
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{
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mszReadersWinSCard = PCSC_ConvertReaderNamesToWinSCard(*pMszReaders);
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if (mszReadersWinSCard)
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{
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PCSC_SCardFreeMemory_Internal(hContext, *pMszReaders);
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*pMszReaders = mszReadersWinSCard;
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*pcchReaders = PCSC_MultiStringLengthA(*pMszReaders) + 2;
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PCSC_AddMemoryBlock(hContext, *pMszReaders);
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}
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}
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status = PCSC_MapErrorCodeToWinSCard(status);
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}
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PCSC_UnlockCardContext(hContext);
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@ -787,7 +832,6 @@ WINSCARDAPI LONG WINAPI PCSC_SCardListReadersW(SCARDCONTEXT hContext,
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{
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LPSTR mszGroupsA = NULL;
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LPSTR mszReadersA = NULL;
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char* mszReadersWinSCard = NULL;
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LPSTR* pMszReadersA = &mszReadersA;
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mszGroups = NULL; /* mszGroups is not supported by pcsc-lite */
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@ -797,27 +841,14 @@ WINSCARDAPI LONG WINAPI PCSC_SCardListReadersW(SCARDCONTEXT hContext,
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status = PCSC_SCardListReaders_Internal(hContext, mszGroupsA, (LPTSTR) &mszReadersA, pcchReaders);
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if (!status)
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if (status == SCARD_S_SUCCESS)
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{
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mszReadersWinSCard = PCSC_ConvertReaderNamesToWinSCard(mszReadersA);
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if (mszReadersWinSCard)
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{
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PCSC_SCardFreeMemory_Internal(hContext, *pMszReadersA);
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*pMszReadersA = mszReadersWinSCard;
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*pcchReaders = PCSC_MultiStringLengthA(*pMszReadersA) + 2;
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PCSC_AddMemoryBlock(hContext, *pMszReadersA);
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}
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*pcchReaders = ConvertToUnicode(CP_UTF8, 0, *pMszReadersA, *pcchReaders, (WCHAR**) mszReaders, 0);
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PCSC_AddMemoryBlock(hContext, mszReaders);
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PCSC_SCardFreeMemory_Internal(hContext, *pMszReadersA);
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}
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status = PCSC_MapErrorCodeToWinSCard(status);
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free(mszGroupsA);
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}
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@ -1467,14 +1498,13 @@ WINSCARDAPI LONG WINAPI PCSC_SCardStatus_Internal(SCARDHANDLE hCard,
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status = PCSC_MapErrorCodeToWinSCard(status);
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mszReaderNamesPCSC = PCSC_ConvertReaderNamesToWinSCard(*pMszReaderNames);
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mszReaderNamesPCSC = PCSC_ConvertReaderNamesToPCSC(*pMszReaderNames, pcchReaderLen);
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if (mszReaderNamesPCSC)
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{
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PCSC_SCardFreeMemory_Internal(hContext, *pMszReaderNames);
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*pMszReaderNames = mszReaderNamesPCSC;
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*pcchReaderLen = PCSC_MultiStringLengthA(*pMszReaderNames) + 2;
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PCSC_AddMemoryBlock(hContext, *pMszReaderNames);
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}
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