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eeprom is complete

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ionut
2026-05-01 17:57:26 +03:00
parent 223bdf27f6
commit 45ec779d4d
4 changed files with 129 additions and 16 deletions
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57
src/neonucleus.c
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@@ -3927,6 +3927,61 @@ static nn_Exit nn_eepromHandler(nn_ComponentRequest *req) {
req->returnCount = 1;
return nn_pushbool(C, true);
}
if(method == NN_EENUM_ISRO) {
ereq.action = NN_EEPROM_ISRO;
e = state->handler(&ereq);
if(e) return e;
req->returnCount = 1;
return nn_pushbool(C, ereq.readonly);
}
if(method == NN_EENUM_GETCHKSUM) {
nn_removeEnergy(C, eeprom.readEnergyCost);
ereq.action = NN_EEPROM_GET;
NN_VLA(char, buf, eeprom.size);
ereq.buf = buf;
ereq.buflen = eeprom.size;
e = state->handler(&ereq);
if(e) return e;
req->returnCount = 1;
char checkbuf[8];
unsigned int chksumInt = nn_computeCRC32(buf, ereq.buflen);
nn_crc32ChecksumBytes(chksumInt, checkbuf);
return nn_pushlstring(C, checkbuf, 8);
}
if(method == NN_EENUM_MKRO) {
if(nn_checkstring(C, 0, "bad argument #1 (string expected)")) return NN_EBADCALL;
size_t expectedLen;
const char *expected = nn_tolstring(C, 0, &expectedLen);
if(expectedLen != 8) {
nn_setError(C, "malformed checksum");
return NN_EBADCALL;
}
nn_removeEnergy(C, eeprom.readEnergyCost);
ereq.action = NN_EEPROM_GET;
NN_VLA(char, buf, eeprom.size);
ereq.buf = buf;
ereq.buflen = eeprom.size;
e = state->handler(&ereq);
if(e) return e;
req->returnCount = 1;
char checkbuf[8];
unsigned int chksumInt = nn_computeCRC32(buf, ereq.buflen);
nn_crc32ChecksumBytes(chksumInt, checkbuf);
if(nn_memcmp(expected, checkbuf, 8) != 0) {
nn_setError(C, "incorrect checksum, verify EEPROM is correct");
return NN_EBADCALL;
}
ereq.action = NN_EEPROM_MKRO;
e = state->handler(&ereq);
if(e) return e;
return nn_pushbool(C, true);
}
nn_setError(C, "not implemented yet");
return NN_EBADCALL;
}
@@ -3945,7 +4000,7 @@ nn_Component *nn_createEEPROM(nn_Universe *universe, const char *address, const
[NN_EENUM_SETDATA] = {"setData", "function(data: string) - Set the data on the EEPROM", NN_INDIRECT},
[NN_EENUM_SETLABEL] = {"setLabel", "function(label?: string) - Set the label", NN_INDIRECT},
[NN_EENUM_SETARCH] = {"setArchitecture", "function(arch?: string) - Set the desired architecture", NN_INDIRECT},
[NN_EENUM_ISRO] = {"isReadonly", "function(): boolean - Returns whether the EEPROM is read-only.", NN_DIRECT},
[NN_EENUM_ISRO] = {"isReadOnly", "function(): boolean - Returns whether the EEPROM is read-only.", NN_DIRECT},
[NN_EENUM_GETCHKSUM] = {"getChecksum", "function(): string - Returns a checksum of the EEPROM code.", NN_DIRECT},
[NN_EENUM_MKRO] = {"makeReadonly", "function(checksum: string): boolean - Make the EEPROM read-only if checksum passes.", NN_INDIRECT},
};