char *block_copyIMPTypeEncoding_np(void*block)
{
char *buffer = strdup(block_getType_np(block));
if (NULL == buffer) { return NULL; }
char *replace = buffer;
// Skip the return type
replace += lengthOfTypeEncoding(replace);
while (isdigit(*replace)) { replace++; }
// The first argument type should be @? (block), and we need to transform
// it to @, so we have to delete the ?. Assert here because this isn't a
// block encoding at all if the first argument is not a block, and since we
// got it from block_getType_np(), this means something is badly wrong.
assert('@' == *replace);
replace++;
assert('?' == *replace);
// Use strlen(replace) not replace+1, because we want to copy the NULL
// terminator as well.
memmove(replace, replace+1, strlen(replace));
// The next argument should be an object, and we want to replace it with a
// selector
while (isdigit(*replace)) { replace++; }
if ('@' != *replace)
{
free(buffer);
return NULL;
}
*replace = ':';
return buffer;
}
void
method_getReturnType(Method method, char *dst, size_t dst_len)
{
if (0 == method)
{
if (dst_len > 0)
{
dst[0] = '\0';
}
}
else
{
//TODO: Coped and pasted code. Factor it out.
const char *types = method->method_types;
size_t length = lengthOfTypeEncoding(types);
if (length < dst_len)
{
memcpy(dst, types, length);
dst[length] = '\0';
}
else if (dst_len > 0)
{
memcpy(dst, types, dst_len);
}
}
}
static char *
copyTypeEncoding(const char *types)
{
size_t length = lengthOfTypeEncoding(types);
char *copy = malloc(length + 1);
memcpy(copy, types, length);
copy[length] = '\0';
return copy;
}
void
method_getArgumentType(Method method,
unsigned int index, char *dst, size_t dst_len)
{
const char *types;
size_t length;
types = findParameterStart(method->method_types, index);
if (NULL == types)
{
strncpy(dst, "", dst_len);
return;
}
length = lengthOfTypeEncoding(types);
if (length < dst_len)
{
memcpy(dst, types, length);
dst[length] = '\0';
}
else
{
memcpy(dst, types, dst_len);
}
}