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歐歪
2026-08-30 02:53:30 +08:00
parent ded9ac868b
commit f3883a3649
1 changed files with 12 additions and 28 deletions
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client/src/cmdhfmfu.c
+12 -28
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@@ -7832,19 +7832,13 @@ int CmdHF14MfuNDEFWrite(const char *Cmd) {
// ---------------------------------------------------------------------------
// NDEF formatting
//
// Page 03h is the Capability Container and is One Time Programmable on every type
// below: a WRITE is bit-wise OR'ed with the current content and a bit set to 1 can
// never be cleared again. A wrong value is permanent, hence an unknown tag type is
// refused rather than guessed at.
//
// Each entry restores the NXP "memory content at delivery" for pages 03h, 04h and
// 05h. NTAG212/213/213F/213TT ship a Lock Control TLV in front of the NDEF TLV and
// the others do not, so the content is copied per type rather than assembled here.
//
// Only the NTAG21x family is delivered with a Capability Container at all. The
// MF0ICU1 / MF0ICU2 / MF0ULx1 parts and NTAG203 leave page 03h as a blank OTP
// page, so their CC is derived from the user memory page range and they get the
// plain empty NDEF message.
// Page 03h is the OTP Capability Container (CC): once written, it cannot be
// changed. Refuse unknown types to avoid a permanent wrong CC.
// Restore NXP's delivery content for pages 03h-05h. NTAG212/213/213F/213TT
// include a Lock Control TLV before the NDEF TLV; other types do not, so
// content is copied per type.
// Only NTAG21x ships with a CC. MF0ICU1/2, MF0ULx1 and NTAG203 leave 03h
// blank; derive their CC from the user memory range and use an empty NDEF.
typedef struct {
uint64_t tagtype;
const char *name;
@@ -8030,23 +8024,13 @@ int CmdHF14AMfUFormat(const char *Cmd) {
CLIParserContext *ctx;
CLIParserInit(&ctx, "hf mfu format",
"Format a MIFARE Ultralight / NTAG tag for NDEF by writing the Capability\n"
"Container to block 3, followed by an empty NDEF message. This is what a tag\n"
"needs before `hf mfu ndefwrite` will touch it.\n"
"Container to block 3, followed by an empty NDEF message.\n"
"\n"
"The values written are the NXP factory delivery content for the detected tag\n"
"type. Block 3 is One Time Programmable on every supported type: a write is\n"
"OR'ed with the current content and a bit set to 1 can never be cleared. An\n"
"unknown tag type is therefore refused rather than guessed at, and a Capability\n"
"Container that cannot be reached from the current content is refused as well.\n"
"Writes NXP factory delivery content for the detected tag type. Block 3 is\n"
"One Time Programmable; unknown types and unreachable CCs are refused.\n"
"\n"
"Note: the tag is re-selected and re-authenticated for every block written.",
"hf mfu format\n"
"hf mfu format -v\n"
"hf mfu format --erase\n"
"hf mfu format -k FFFFFFFF\n"
"hf mfu format -k 49454D4B41455242214E4143554F5946\n"
"hf mfu format -d E1101200 --force"
);
"Note: the tag is re-selected and re-authenticated for each block written."
);
void *argtable[] = {
arg_param_begin,