FreeCalypso > hg > freecalypso-hwlab
view pcsc-test/pcsc-test1.c @ 141:0b8a936f4542
fc-uicc-tool: need to select MF before DF_TELECOM
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Thu, 04 Feb 2021 05:04:12 +0000 |
parents | 1d7d8615d628 |
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> main(argc, argv) char **argv; { SCARDCONTEXT hContext; LONG rv; DWORD dwReaders; LPSTR mszReaders; char *cp; rv = SCardEstablishContext(SCARD_SCOPE_SYSTEM, NULL, NULL, &hContext); if (rv != SCARD_S_SUCCESS) { fprintf(stderr, "SCardEstablishContext: %s\n", pcsc_stringify_error(rv)); exit(1); } 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); } printf("dwReaders = %u\n", (unsigned) dwReaders); if (dwReaders < 1) { fprintf(stderr, "error: dwReaders returned by SCardListReaders() is less than 1\n"); SCardReleaseContext(hContext); exit(1); } mszReaders = malloc(dwReaders); if (!mszReaders) { perror("malloc for readers list"); SCardReleaseContext(hContext); exit(1); } *mszReaders = '\0'; rv = SCardListReaders(hContext, NULL, mszReaders, &dwReaders); if (rv != SCARD_S_SUCCESS) { fprintf(stderr, "SCardListReaders 2nd call: %s\n", pcsc_stringify_error(rv)); SCardReleaseContext(hContext); exit(1); } for (cp = mszReaders; *cp; ) { printf("Reader: %s\n", cp); cp += strlen(cp) + 1; } printf("End of list of readers\n"); SCardReleaseContext(hContext); exit(0); }