static int get_isa(Context * ctx, ContextAddress addr, ContextISA * isa) {
if (context_get_isa(ctx, addr, isa) < 0) {
memset(isa, 0, sizeof(ContextISA));
return -1;
}
#if ENABLE_MemoryMap
if (isa->size == 0) {
unsigned i, j;
MemoryMap * client_map = NULL;
MemoryMap * target_map = NULL;
Context * mem = context_get_group(ctx, CONTEXT_GROUP_PROCESS);
if (memory_map_get(mem, &client_map, &target_map) == 0) {
isa->addr = addr;
isa->size = ~addr + 1;
for (j = 0; j < 2; j++) {
MemoryMap * map = j ? target_map : client_map;
for (i = 0; i < map->region_cnt; i++) {
MemoryRegion * r = map->regions + i;
ContextAddress x = r->addr;
ContextAddress y = r->addr + r->size;
if (x > addr && (addr + isa->size == 0 || x < addr + isa->size)) isa->size = x - addr;
if (y > addr && (addr + isa->size == 0 || y < addr + isa->size)) isa->size = y - addr;
}
}
}
}
#endif
return 0;
}
static void command_get_sym_file_info_cache_client(void * x) {
int err = 0;
MemoryMap * client_map = NULL;
MemoryMap * target_map = NULL;
MemoryRegion * region = NULL;
Channel * c = cache_channel();
CommandSymFileInfo * args = (CommandSymFileInfo *)x;
const char * sym_file = NULL;
Context * ctx = NULL;
int sym_error = 0;
ctx = id2ctx(args->id);
if (ctx == NULL) err = ERR_INV_CONTEXT;
if (!err && memory_map_get(ctx, &client_map, &target_map) < 0) err = errno;
if (!err) {
unsigned i;
for (i = 0; i < client_map->region_cnt; i++) {
MemoryRegion * r = client_map->regions + i;
if (r->addr <= args->addr && r->addr + r->size > args->addr) region = r;
}
if (region == NULL) {
for (i = 0; i < target_map->region_cnt; i++) {
MemoryRegion * r = target_map->regions + i;
if (r->addr <= args->addr && r->addr + r->size > args->addr) region = r;
}
}
#if ENABLE_ELF
/* TODO: need a generic way to support ELF program headers in getSymFileInfo command */
if (region == NULL) {
static MemoryMap map;
extern int elf_get_map(Context * ctx, ContextAddress addr0, ContextAddress addr1, MemoryMap * map);
if (elf_get_map(ctx, args->addr, args->addr, &map) == 0) {
for (i = 0; i < map.region_cnt; i++) {
MemoryRegion * r = map.regions + i;
if (r->addr <= args->addr && r->addr + r->size > args->addr) region = r;
}
}
}
#endif
sym_file = get_symbol_file_name(ctx, region);
sym_error = errno;
}
cache_exit();
write_stringz(&c->out, "R");
write_stringz(&c->out, args->token);
write_errno(&c->out, err);
if (region != NULL) {
write_stream(&c->out, '{');
json_write_string(&c->out, "Addr");
write_stream(&c->out, ':');
json_write_uint64(&c->out, region->addr);
write_stream(&c->out, ',');
json_write_string(&c->out, "Size");
write_stream(&c->out, ':');
json_write_uint64(&c->out, region->size);
if (sym_file != NULL) {
write_stream(&c->out, ',');
json_write_string(&c->out, "FileName");
write_stream(&c->out, ':');
json_write_string(&c->out, sym_file);
}
if (sym_error != 0) {
write_stream(&c->out, ',');
json_write_string(&c->out, "FileError");
write_stream(&c->out, ':');
write_error_object(&c->out, sym_error);
}
write_stream(&c->out, '}');
write_stream(&c->out, 0);
}
else {
write_stringz(&c->out, "null");
}
write_stream(&c->out, MARKER_EOM);
}
