FreeCalypso > hg > freecalypso-hwlab
view uicc/cardconnect.c @ 154:ed34c8b7e2c9
fc-simtool: grcard2-set-pin[12] commands implemented
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Sun, 07 Feb 2021 02:29:07 +0000 |
parents | f691a19f191d |
children |
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#include <sys/types.h> #include <string.h> #include <strings.h> #include <stdio.h> #include <stdlib.h> #include <pcsclite.h> #include <winscard.h> #include "globals.h" setup_pcsc_context() { LONG rv; rv = SCardEstablishContext(SCARD_SCOPE_SYSTEM, NULL, NULL, &hContext); if (rv != SCARD_S_SUCCESS) { fprintf(stderr, "SCardEstablishContext: %s\n", pcsc_stringify_error(rv)); exit(1); } return(0); } get_reader_name() { LONG rv; DWORD dwReaders; rv = SCardListReaders(hContext, NULL, NULL, &dwReaders); if (rv != SCARD_S_SUCCESS) { fprintf(stderr, "SCardListReaders 1st call: %s\n", pcsc_stringify_error(rv)); SCardReleaseContext(hContext); exit(1); } if (dwReaders < 1) { fprintf(stderr, "error: dwReaders returned by SCardListReaders() is less than 1\n"); SCardReleaseContext(hContext); exit(1); } reader_name_buf = malloc(dwReaders); if (!reader_name_buf) { perror("malloc for readers list"); SCardReleaseContext(hContext); exit(1); } reader_name_buf[0] = '\0'; rv = SCardListReaders(hContext, NULL, reader_name_buf, &dwReaders); if (rv != SCARD_S_SUCCESS) { fprintf(stderr, "SCardListReaders 2nd call: %s\n", pcsc_stringify_error(rv)); SCardReleaseContext(hContext); exit(1); } if (reader_name_buf[0] == '\0') { fprintf(stderr, "error: list returned by SCardListReaders() begins with a NUL byte\n"); SCardReleaseContext(hContext); exit(1); } if (!memchr(reader_name_buf, 0, dwReaders)) { fprintf(stderr, "error: list returned by SCardListReaders() does not contain a NUL byte\n"); SCardReleaseContext(hContext); exit(1); } return(0); } connect_to_card() { LONG rv; DWORD dwActiveProtocol; rv = SCardConnect(hContext, reader_name_buf, SCARD_SHARE_EXCLUSIVE, SCARD_PROTOCOL_T0, &hCard, &dwActiveProtocol); if (rv != SCARD_S_SUCCESS) { fprintf(stderr, "SCardConnect: %s\n", pcsc_stringify_error(rv)); SCardReleaseContext(hContext); exit(1); } return(0); }