MiPad4/android_device_xiaomi_sdm660-common
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Merge "encode field separator characters"

Browse source
This commit is contained in:
Linux Build Service Account 2015-12-16 13:16:33 -08:00 committed by Gerrit - the friendly Code Review server
commit 3a056d690f
1 changed files with 58 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

62
loc_api/libloc_api_50001/LocEngAdapter.cpp
View file

@ -101,7 +101,6 @@ void LocEngAdapter::setXtraUserAgent() {
char release[PROPERTY_VALUE_MAX];
char manufacture[PROPERTY_VALUE_MAX];
char model[PROPERTY_VALUE_MAX];
char carrier[PROPERTY_VALUE_MAX];
char board[PROPERTY_VALUE_MAX];
char brand[PROPERTY_VALUE_MAX];
char chipsetsn[CHIPSET_SERIAL_NUMBER_MAX_LEN];
@ -111,13 +110,18 @@ void LocEngAdapter::setXtraUserAgent() {
property_get("ro.build.version.release", release, defVal);
property_get("ro.product.manufacturer", manufacture, defVal);
property_get("ro.product.model", model, defVal);
property_get("ro.carrier", carrier, defVal);
property_get("ro.product.board", board, defVal);
property_get("ro.product.brand", brand, defVal);
getChipsetSerialNo(chipsetsn, sizeof(chipsetsn), defVal);
snprintf(userAgent, sizeof(userAgent), "A/%s/%s/%s/%s/%s/QCX3/s%u/-/%s/-/%s/-/-/-",
release, manufacture, model, board, carrier,
encodeInPlace(release, PROPERTY_VALUE_MAX);
encodeInPlace(manufacture, PROPERTY_VALUE_MAX);
encodeInPlace(model, PROPERTY_VALUE_MAX);
encodeInPlace(board, PROPERTY_VALUE_MAX);
encodeInPlace(brand, PROPERTY_VALUE_MAX);
snprintf(userAgent, sizeof(userAgent), "A/%s/%s/%s/%s/-/QCX3/s%u/-/%s/-/%s/-/-/-",
release, manufacture, model, board,
mContext->getIzatDevId(), chipsetsn, brand);
for (int i = 0; i < sizeof(userAgent) && userAgent[i]; i++) {
@ -199,6 +203,56 @@ void LocEngAdapter::setXtraUserAgent() {
return;
}
/**
* encode the given string value such that all separator characters ('/','+','|','%')
* in the string are repaced by their corresponding encodings (%2F","%2B","%7C", "%25")
*/
static void encodeInPlace(char value[], const int size) {
char buffer[size];
struct ENCODE {
const char ch;
const char *code;
};
const ENCODE encodings[] = { {'/', "%2F"}, {'+', "%2B"}, {'|', "%7C",}, {'%', "%25"} };
const int nencodings = (int)sizeof(encodings) / sizeof(encodings[0]);
int inpos = 0, outpos = 0;
while(value[inpos] != '\0' && outpos < size - 1) {
// check if escaped character
int escchar = 0;
while(escchar < nencodings && encodings[escchar].ch != value[inpos]) {
escchar++;
}
if (escchar == nencodings) {
// non escaped character
buffer[outpos++] = value[inpos++];
continue;
}
// escaped character
int codepos = 0;
#define NUM_CHARS_IN_CODE 3
if (outpos + NUM_CHARS_IN_CODE >= size) {
// skip last character if there is insufficient space
break;
}
while(outpos < size - 1 && codepos < NUM_CHARS_IN_CODE) {
buffer[outpos++] = encodings[escchar].code[codepos++];
}
inpos++;
}
// copy to ouput
value[outpos] = '\0';
while(--outpos >= 0) {
value[outpos] = buffer[outpos];
}
}
};
sendMsg(new LocSetXtraUserAgent(mContext));