static void write_escaped_string_slice(Context* ctx, WasmStringSlice ss) {
size_t i;
wasm_write_char(&ctx->json_stream, '"');
for (i = 0; i < ss.length; ++i) {
uint8_t c = ss.start[i];
if (c < 0x20 || c == '\\' || c == '"') {
wasm_writef(&ctx->json_stream, "\\u%04x", c);
} else {
wasm_write_char(&ctx->json_stream, c);
}
}
wasm_write_char(&ctx->json_stream, '"');
}
void wasm_write_memory_dump(WasmStream* stream,
const void* start,
size_t size,
size_t offset,
WasmPrintChars print_chars,
const char* desc) {
const uint8_t* p = start;
const uint8_t* end = p + size;
while (p < end) {
const uint8_t* line = p;
const uint8_t* line_end = p + DUMP_OCTETS_PER_LINE;
wasm_writef(stream, "%07" PRIzx ": ", (size_t)p - (size_t)start + offset);
while (p < line_end) {
int i;
for (i = 0; i < DUMP_OCTETS_PER_GROUP; ++i, ++p) {
if (p < end) {
wasm_writef(stream, "%02x", *p);
} else {
wasm_write_char(stream, ' ');
wasm_write_char(stream, ' ');
}
}
wasm_write_char(stream, ' ');
}
wasm_write_char(stream, ' ');
p = line;
int i;
for (i = 0; i < DUMP_OCTETS_PER_LINE && p < end; ++i, ++p)
if (print_chars)
wasm_write_char(stream, isprint(*p) ? *p : '.');
/* if there are multiple lines, only print the desc on the last one */
if (p >= end && desc)
wasm_writef(stream, " ; %s", desc);
wasm_write_char(stream, '\n');
}
}
