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Avoid duplicate keys in generated kernel caps

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This commit is contained in:
roblabla 2018-09-24 23:37:14 +00:00
parent a4e8ab6322
commit 075b91620d
1 changed files with 38 additions and 21 deletions
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59
npdm.c
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@ -681,6 +681,27 @@ void npdm_save(npdm_t *npdm, hactool_ctx_t *tool_ctx) {
fclose(f_json);
}
static cJSON *kac_create_obj(const char *type, cJSON *val) {
cJSON *tempobj = NULL;
tempobj = cJSON_CreateObject();
cJSON_AddStringToObject(tempobj, "type", type);
cJSON_AddItemToObject(tempobj, "value", val);
return tempobj;
}
void cJSON_AddU16ToKacArray(cJSON *obj, const char *name, uint16_t val) {
char buf[0x20] = {0};
snprintf(buf, sizeof(buf), "0x%04"PRIx16, val);
cJSON_AddItemToArray(obj, kac_create_obj(name, cJSON_CreateString(buf)));
}
void cJSON_AddU32ToKacArray(cJSON *obj, const char *name, uint32_t val) {
char buf[0x20] = {0};
snprintf(buf, sizeof(buf), "0x%08"PRIx32, val);
cJSON_AddItemToArray(obj, kac_create_obj(name, cJSON_CreateString(buf)));
}
void cJSON_AddU8ToObject(cJSON *obj, const char *name, uint8_t val) {
char buf[0x20] = {0};
snprintf(buf, sizeof(buf), "0x%02"PRIx8, val);
@ -724,9 +745,9 @@ static cJSON *sac_get_json(char *sac, uint32_t sac_size) {
}
cJSON *kac_get_json(const uint32_t *descriptors, uint32_t num_descriptors) {
cJSON *kac_json = cJSON_CreateObject();
cJSON *kac_json = cJSON_CreateArray();
cJSON *syscall_memory = NULL;
cJSON *temp = NULL;
bool first_syscall = false;
unsigned int syscall_base;
for (uint32_t i = 0; i < num_descriptors; i++) {
uint32_t desc = descriptors[i];
@ -749,15 +770,15 @@ cJSON *kac_get_json(const uint32_t *descriptors, uint32_t num_descriptors) {
cJSON_AddNumberToObject(temp, "lowest_cpu_id", desc & 0xFF);
desc >>= 8;
cJSON_AddNumberToObject(temp, "highest_cpu_id", desc & 0xFF);
cJSON_AddItemToObject(kac_json, "kernel_flags", temp);
cJSON_AddItemToArray(kac_json, kac_create_obj("kernel_flags", temp));
break;
case 4: /* Syscall mask. */
temp = cJSON_GetObjectItemCaseSensitive(kac_json, "syscalls");
if (temp == NULL) {
first_syscall = true;
if (syscall_memory == NULL) {
temp = cJSON_CreateObject();
} else {
first_syscall = false;
cJSON_AddItemToArray(kac_json, kac_create_obj("syscalls", temp));
syscall_memory = temp;
} else {
temp = syscall_memory;
}
syscall_base = (desc >> 24) * 0x18;
for (unsigned int sc = 0; sc < 0x18 && syscall_base + sc < 0x80; sc++) {
@ -766,13 +787,9 @@ cJSON *kac_get_json(const uint32_t *descriptors, uint32_t num_descriptors) {
}
desc >>= 1;
}
if (first_syscall) {
cJSON_AddItemToObject(kac_json, "syscalls", temp);
}
break;
case 6: /* Map IO/Normal. */
temp = cJSON_CreateObject();
cJSON_AddU32ToObject(temp, "address", (desc & 0xFFFFFF) << 12);
cJSON_AddBoolToObject(temp, "is_ro", (desc >> 24) & 1);
if (i == num_descriptors - 1) {
@ -787,10 +804,10 @@ cJSON *kac_get_json(const uint32_t *descriptors, uint32_t num_descriptors) {
desc >>= 7;
cJSON_AddU32ToObject(temp, "size", (desc & 0xFFFFFF) << 12);
cJSON_AddBoolToObject(temp, "is_io", ((desc >> 24) & 1) == 0);
cJSON_AddItemToObject(kac_json, "map", temp);
cJSON_AddItemToArray(kac_json, kac_create_obj("map", temp));
break;
case 7: /* Map Normal Page. */
cJSON_AddU32ToObject(kac_json, "map_page", desc << 12);
case 7: /* Map Normal Page. */
cJSON_AddU32ToKacArray(kac_json, "map_page", desc << 12);
break;
case 11: /* IRQ Pair. */
temp = cJSON_CreateArray();
@ -805,22 +822,22 @@ cJSON *kac_get_json(const uint32_t *descriptors, uint32_t num_descriptors) {
} else {
cJSON_AddItemToArray(temp, cJSON_CreateNumber(desc & 0x3FF));
}
cJSON_AddItemToObject(kac_json, "irq_pair", temp);
cJSON_AddItemToArray(kac_json, kac_create_obj("irq_pair", temp));
break;
case 13: /* App Type. */
cJSON_AddNumberToObject(kac_json, "application_type", desc & 7);
cJSON_AddItemToArray(kac_json, kac_create_obj("application_type", cJSON_CreateNumber(desc & 7)));
break;
case 14: /* Kernel Release Version. */
cJSON_AddU16ToObject(kac_json, "min_kernel_version", desc & 0xFFFF);
cJSON_AddU16ToKacArray(kac_json, "min_kernel_version", desc & 0xFFFF);
break;
case 15: /* Handle Table Size. */
cJSON_AddNumberToObject(kac_json, "handle_table_size", desc);
cJSON_AddItemToArray(kac_json, kac_create_obj("handle_table_size", cJSON_CreateNumber(desc)));
break;
case 16: /* Debug Flags. */
temp = cJSON_CreateObject();
cJSON_AddBoolToObject(temp, "allow_debug", (desc >> 0) & 1);
cJSON_AddBoolToObject(temp, "force_debug", (desc >> 1) & 1);
cJSON_AddItemToObject(kac_json, "debug_flags", temp);
cJSON_AddItemToArray(kac_json, kac_create_obj("debug_flags", temp));
// kac.has_debug_flags = 1;
// kac.allow_debug = desc & 1;
@ -873,4 +890,4 @@ char *npdm_get_json(npdm_t *npdm) {
cJSON_Delete(npdm_json);
return output_str;
}
}