Audiovox P965 Arkusz Danych Pobierz pdf (Strona 222)

API in C

219

// get md5 of the password + challenge concatenation

md5_init(&state);

md5_append(&state, cNull, 1);

md5_append(&state, (const md5_byte_t *)password, strlen(password));

md5_append(&state, (const md5_byte_t *)szMD5ChallengeBinary, strlen(szMD5ChallengeBinary));

md5_finish(&state, digest);

// convert this digest to a string representation of the hex values

// digest is the binary format of what we want to send

// szMD5PasswordToSend is the "string" hex format

szMD5PasswordToSend = md5DigestToHexString(digest);

clearSentence(&stReadSentence);

DEBUG ? printf("szPasswordToSend = %s\n", szMD5PasswordToSend) : 0;

// put together the login sentence

initializeSentence(&stWriteSentence);

addWordToSentence(&stWriteSentence, "/login");

addWordToSentence(&stWriteSentence, "=name=");

addPartWordToSentence(&stWriteSentence, username);

addWordToSentence(&stWriteSentence, "=response=00");

addPartWordToSentence(&stWriteSentence, szMD5PasswordToSend);

DEBUG ? printSentence(&stWriteSentence) : 0;

writeSentence(fdSock, &stWriteSentence);

stReadSentence = readSentence(fdSock);

DEBUG ? printSentence (&stReadSentence) : 0;

if (stReadSentence.iReturnValue == DONE)

{

clearSentence(&stReadSentence);

return 1;

}

else

{

clearSentence(&stReadSentence);

return 0;

}

/********************************************************************

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Audiovox P965 Arkusz Danych Strona 222