opensc-explorer: re-factor read_and_print_record_file()
* replace magic magic number used as potentially too small buffer size by SC_MAX_EXT_APDU_RESP_SIZE * start error message with upper-case letter * return 0 on success
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@ -780,7 +780,7 @@ err:
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static int read_and_print_record_file(sc_file_t *file, unsigned char sfi)
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static int read_and_print_record_file(sc_file_t *file, unsigned char sfi)
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{
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{
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u8 buf[256];
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u8 buf[SC_MAX_EXT_APDU_RESP_SIZE];
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int rec, r;
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int rec, r;
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for (rec = 1; ; rec++) {
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for (rec = 1; ; rec++) {
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@ -794,12 +794,14 @@ static int read_and_print_record_file(sc_file_t *file, unsigned char sfi)
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if (r == SC_ERROR_RECORD_NOT_FOUND)
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if (r == SC_ERROR_RECORD_NOT_FOUND)
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return 0;
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return 0;
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if (r < 0) {
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if (r < 0) {
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check_ret(r, SC_AC_OP_READ, "read failed", file);
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check_ret(r, SC_AC_OP_READ, "Read failed", file);
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return -1;
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return -1;
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}
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}
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printf("Record %d:\n", rec);
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printf("Record %d:\n", rec);
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util_hex_dump_asc(stdout, buf, r, 0);
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util_hex_dump_asc(stdout, buf, r, 0);
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}
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}
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return 0;
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}
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}
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static int do_cat(int argc, char **argv)
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static int do_cat(int argc, char **argv)
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