static cell AMX_NATIVE_CALL replace(AMX *amx, cell *params) /* 4 param */
{
cell *text = get_amxaddr(amx, params[1]);
cell len = params[2];
cell *what = get_amxaddr(amx, params[3]);
cell *with = get_amxaddr(amx, params[4]);
cell *textptr = text;
int withLen = amxstring_len(with);
int whatLen = amxstring_len(what);
int textLen = amxstring_len(text);
if (whatLen > textLen)
return 0;
if (whatLen < 1)
{
LogError(amx, AMX_ERR_NATIVE, "No search string specified.");
return 0;
}
if (textLen - whatLen + withLen > len)
{
LogError(amx, AMX_ERR_NATIVE, "replace() buffer not big enough (%d>=%d)", (textLen - whatLen + withLen), len);
return 0;
}
cell browsed = 0;
while (*text && (browsed <= (textLen-whatLen)))
{
if (*text == *what)
{
if (fastcellcmp(text, what, whatLen))
{
cell *saveptr = text + whatLen;
cell restlen = textLen - (browsed + whatLen);
textptr = text + withLen;
memmove(textptr, saveptr, (restlen + 1) * sizeof(cell));
memcpy(text, with, withLen * sizeof(cell));
return (textLen - whatLen + withLen);
}
}
text++;
browsed++;
}
return 0;
}
// native ArrayFindString(Array:which, const item[]);
static cell AMX_NATIVE_CALL ArrayFindString(AMX* amx, cell* params)
{
CellArray* vec = ArrayHandles.lookup(params[1]);
if (!vec)
{
LogError(amx, AMX_ERR_NATIVE, "Invalid array handle provided (%d)", params[1]);
return -1;
}
cell *b, *a = get_amxaddr(amx, params[2]);
size_t cellcount = vec->blocksize();
size_t a_len = ke::Max(1, amxstring_len(a));
size_t len = a_len > cellcount ? cellcount : a_len;
for (size_t i = 0; i < vec->size(); i++)
{
b = vec->at(i);
if (fastcellcmp(a, b, len))
{
return static_cast<cell>(i);
}
}
return -1;
}
// native bool:PopStackString(Stack:handle, buffer[], maxlength, &written = 0);
static cell AMX_NATIVE_CALL PopStackString(AMX* amx, cell* params)
{
CellArray* vec = ArrayHandles.lookup(params[1]);
if (!vec)
{
LogError(amx, AMX_ERR_NATIVE, "Invalid array handle provided (%d)", params[1]);
return 0;
}
if (vec->size() == 0)
{
return 0;
}
size_t idx = vec->size() - 1;
cell *blk = vec->at(idx);
int numWritten = set_amxstring_utf8(amx, params[2], blk, amxstring_len(blk), params[3]);
*get_amxaddr(amx, params[4]) = numWritten;
vec->remove(idx);
return 1;
}
// native ArrayFindString(Array:which, const item[]);
static cell AMX_NATIVE_CALL ArrayFindString(AMX* amx, cell* params)
{
CellArray* vec = HandleToVector(amx, params[1]);
if (vec == NULL)
{
return -1;
}
cell *b, *a = get_amxaddr(amx, params[2]);
size_t cellcount = vec->blocksize();
size_t a_len = ke::Max(1, amxstring_len(a));
size_t len = a_len > cellcount ? cellcount : a_len;
for (size_t i = 0; i < vec->size(); i++)
{
b = vec->at(i);
if (fastcellcmp(a, b, len))
{
return static_cast<cell>(i);
}
}
return -1;
}
// native ArrayGetString(Array:which, item, output[], size);
static cell AMX_NATIVE_CALL ArrayGetString(AMX* amx, cell* params)
{
CellArray* vec = HandleToVector(amx, params[1]);
if (vec == NULL)
{
return 0;
}
size_t idx = (size_t)params[2];
if (idx >= vec->size())
{
LogError(amx, AMX_ERR_NATIVE, "Invalid index %d (count: %d)", idx, vec->size());
return 0;
}
cell *blk = vec->at(idx);
return set_amxstring_utf8(amx, params[3], blk, amxstring_len(blk), params[4] + 1); // + EOS.
}
// native ArrayGetString(Array:which, item, output[], size);
static cell AMX_NATIVE_CALL ArrayGetString(AMX* amx, cell* params)
{
CellArray* vec = ArrayHandles.lookup(params[1]);
if (!vec)
{
LogError(amx, AMX_ERR_NATIVE, "Invalid array handle provided (%d)", params[1]);
return 0;
}
size_t idx = (size_t)params[2];
if (idx >= vec->size())
{
LogError(amx, AMX_ERR_NATIVE, "Invalid index %d (count: %d)", idx, vec->size());
return 0;
}
cell *blk = vec->at(idx);
return set_amxstring_utf8(amx, params[3], blk, amxstring_len(blk), params[4]);
}
// native bool:PopStackString(Stack:handle, buffer[], maxlength, &written = 0);
static cell AMX_NATIVE_CALL PopStackString(AMX* amx, cell* params)
{
CellArray* vec = HandleToVector(amx, params[1]);
if (vec == NULL)
{
return 0;
}
if (vec->size() == 0)
{
return 0;
}
size_t idx = vec->size() - 1;
cell *blk = vec->at(idx);
int numWritten = set_amxstring_utf8(amx, params[2], blk, amxstring_len(blk), params[3] + 1);
*get_amxaddr(amx, params[4]) = numWritten;
vec->remove(idx);
return 1;
}
