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create/delete file commands

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This commit is contained in:
merlokk 2021-07-22 20:38:01 +03:00
commit d1a4c89e07
3 changed files with 60 additions and 18 deletions
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49
client/src/mifare/desfirecore.c
View file

@ -1049,14 +1049,32 @@ int DesfireGetFileISOIDList(DesfireContext *dctx, uint8_t *resp, size_t *resplen
int DesfireGetFileSettings(DesfireContext *dctx, uint8_t fileid, uint8_t *resp, size_t *resplen) {
return DesfireCommand(dctx, MFDES_GET_FILE_SETTINGS, &fileid, 1, resp, resplen, -1);
}
int DesfireCreateFile(DesfireContext *dctx, uint8_t *fdata, size_t fdatalen) {
return DesfireCommandTxData(dctx, MFDES_CREATE_STD_DATA_FILE, fdata, fdatalen);
int DesfireCreateFile(DesfireContext *dctx, uint8_t ftype, uint8_t *fdata, size_t fdatalen) {
const DesfireCreateFileCommandsS *rcmd = GetDesfireFileCmdRec(ftype);
if (rcmd == NULL)
return -10;
if (fdatalen != rcmd->len || fdatalen != (rcmd->len + (rcmd->mayHaveISOfid) ? 2 : 0))
return -20;
return DesfireCommandTxData(dctx, rcmd->cmd, fdata, fdatalen);
}
int DesfireDeleteFile(DesfireContext *dctx, uint8_t fid) {
return DesfireCommandTxData(dctx, MFDES_DELETE_FILE, &fid, 1);
}
int DesfireCommitTrqansaction(DesfireContext *dctx, bool enable_options, uint8_t options) {
if (enable_options)
return DesfireCommandTxData(dctx, MFDES_COMMIT_TRANSACTION, &options, 1);
else
return DesfireCommandNoData(dctx, MFDES_COMMIT_TRANSACTION);
}
int DesfireAbortTrqansaction(DesfireContext *dctx) {
return DesfireCommandNoData(dctx, MFDES_ABORT_TRANSACTION);
}
uint8_t DesfireKeyAlgoToType(DesfireCryptoAlgorythm keyType) {
switch (keyType) {
case T_DES:
@ -1148,18 +1166,27 @@ void PrintKeySettings(uint8_t keysettings, uint8_t numkeys, bool applevel, bool
static const char *DesfireUnknownStr = "unknown";
static const char *DesfireDisabledStr = "disabled";
static const char *DesfireFreeStr = "free";
static const char *DesfireFileTypes[] = {
"Standard data",
"Backup data",
"Value",
"Linear Record",
"Cyclic Record",
"Transaction MAC",
static const DesfireCreateFileCommandsS DesfireFileCommands[] = {
{0x00, "Standard data", MFDES_CREATE_STD_DATA_FILE, 6, true},
{0x01, "Backup data", MFDES_CREATE_BACKUP_DATA_FILE, 6, true},
{0x02, "Value", MFDES_CREATE_VALUE_FILE, 16, false},
{0x03, "Linear Record", MFDES_CREATE_LINEAR_RECORD_FILE, 9, true},
{0x04, "Cyclic Record", MFDES_CREATE_CYCLIC_RECORD_FILE, 9, true},
{0x05, "Transaction MAC", MFDES_CREATE_TRANS_MAC_FILE, 22, false},
};
const DesfireCreateFileCommandsS *GetDesfireFileCmdRec(uint8_t type) {
for (int i = 0; i < ARRAYLEN(DesfireFileCommands); i++)
if (DesfireFileCommands[i].id == type)
return &DesfireFileCommands[i];
return NULL;
}
static const char *GetDesfireFileType(uint8_t type) {
if (type < ARRAYLEN(DesfireFileTypes))
return DesfireFileTypes[type];
const DesfireCreateFileCommandsS *res = GetDesfireFileCmdRec(type);
if (res != NULL)
return res->text;
else
return DesfireUnknownStr;
}

16
client/src/mifare/desfirecore.h
View file

@ -19,6 +19,14 @@
#include "mifare/desfire_crypto.h"
#include "mifare/mifare4.h"
typedef struct {
const uint8_t id;
const char *text;
const uint8_t cmd;
const uint8_t len;
const bool mayHaveISOfid;
} DesfireCreateFileCommandsS;
extern const CLIParserOption DesfireAlgoOpts[];
extern const CLIParserOption DesfireKDFAlgoOpts[];
extern const CLIParserOption DesfireCommunicationModeOpts[];
@ -64,13 +72,19 @@ int DesfireSetConfiguration(DesfireContext *dctx, uint8_t paramid, uint8_t *para
int DesfireGetFileIDList(DesfireContext *dctx, uint8_t *resp, size_t *resplen);
int DesfireGetFileISOIDList(DesfireContext *dctx, uint8_t *resp, size_t *resplen);
int DesfireGetFileSettings(DesfireContext *dctx, uint8_t fileid, uint8_t *resp, size_t *resplen);
int DesfireChangeFileSettings(DesfireContext *dctx, uint8_t *data, size_t datalen);
const DesfireCreateFileCommandsS *GetDesfireFileCmdRec(uint8_t type);
const char *GetDesfireAccessRightStr(uint8_t right);
void DesfirePrintAccessRight(uint8_t *data);
void DesfirePrintFileSettings(uint8_t *data, size_t len);
void DesfirePrintSetFileSettings(uint8_t *data, size_t len);
int DesfireCreateFile(DesfireContext *dctx, uint8_t *fdata, size_t fdatalen);
int DesfireCreateFile(DesfireContext *dctx, uint8_t ftype, uint8_t *fdata, size_t fdatalen);
int DesfireDeleteFile(DesfireContext *dctx, uint8_t fid);
int DesfireCommitTrqansaction(DesfireContext *dctx, bool enable_options, uint8_t options);
int DesfireAbortTrqansaction(DesfireContext *dctx);
#endif // __DESFIRECORE_H

13
client/src/mifare/desfiresecurechan.c
View file

@ -82,12 +82,13 @@ AllowedChannelModesS AllowedChannelModes[] = {
#define CMD_HEADER_LEN_ALL 0xffff
CmdHeaderLengthsS CmdHeaderLengths[] = {
{MFDES_CREATE_APPLICATION, CMD_HEADER_LEN_ALL},
{MFDES_DELETE_APPLICATION, CMD_HEADER_LEN_ALL},
{MFDES_CHANGE_KEY, 1},
{MFDES_CHANGE_KEY_EV2, 2},
{MFDES_CHANGE_CONFIGURATION, 1},
{MFDES_CHANGE_FILE_SETTINGS, 1},
{MFDES_CREATE_APPLICATION, CMD_HEADER_LEN_ALL},
{MFDES_DELETE_APPLICATION, CMD_HEADER_LEN_ALL},
{MFDES_CHANGE_KEY, 1},
{MFDES_CHANGE_KEY_EV2, 2},
{MFDES_CHANGE_CONFIGURATION, 1},
{MFDES_CHANGE_FILE_SETTINGS, 1},
{MFDES_CREATE_TRANS_MAC_FILE, 17},
};
static uint8_t DesfireGetCmdHeaderLen(uint8_t cmd) {