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/* SPDX-License-Identifier: LGPL-2.1-or-later */
#include "gpt.h"
#include "string-util.h"
#include "utf8.h"
const GptPartitionType gpt_partition_type_table[] = {
{ GPT_ROOT_X86, "root-x86" },
{ GPT_ROOT_X86_VERITY, "root-x86-verity" },
{ GPT_ROOT_X86_64, "root-x86-64" },
{ GPT_ROOT_X86_64_VERITY, "root-x86-64-verity" },
{ GPT_ROOT_ARM, "root-arm" },
{ GPT_ROOT_ARM_VERITY, "root-arm-verity" },
{ GPT_ROOT_ARM_64, "root-arm64" },
{ GPT_ROOT_ARM_64_VERITY, "root-arm64-verity" },
{ GPT_ROOT_IA64, "root-ia64" },
{ GPT_ROOT_IA64_VERITY, "root-ia64-verity" },
{ GPT_ROOT_LOONGARCH64, "root-loongarch64" },
{ GPT_ROOT_LOONGARCH64_VERITY, "root-loongarch64-verity" },
{ GPT_ROOT_RISCV32, "root-riscv32" },
{ GPT_ROOT_RISCV32_VERITY, "root-riscv32-verity" },
{ GPT_ROOT_RISCV64, "root-riscv64" },
{ GPT_ROOT_RISCV64_VERITY, "root-riscv64-verity" },
#ifdef GPT_ROOT_NATIVE
{ GPT_ROOT_NATIVE, "root" },
{ GPT_ROOT_NATIVE_VERITY, "root-verity" },
#endif
#ifdef GPT_ROOT_SECONDARY
{ GPT_ROOT_SECONDARY, "root-secondary" },
{ GPT_ROOT_SECONDARY_VERITY, "root-secondary-verity" },
#endif
{ GPT_USR_X86, "usr-x86" },
{ GPT_USR_X86_VERITY, "usr-x86-verity" },
{ GPT_USR_X86_64, "usr-x86-64" },
{ GPT_USR_X86_64_VERITY, "usr-x86-64-verity" },
{ GPT_USR_ARM, "usr-arm" },
{ GPT_USR_ARM_VERITY, "usr-arm-verity" },
{ GPT_USR_ARM_64, "usr-arm64" },
{ GPT_USR_ARM_64_VERITY, "usr-arm64-verity" },
{ GPT_USR_IA64, "usr-ia64" },
{ GPT_USR_IA64_VERITY, "usr-ia64-verity" },
{ GPT_USR_LOONGARCH64, "usr-loongarch64" },
{ GPT_USR_LOONGARCH64_VERITY, "usr-loongarch64-verity" },
{ GPT_USR_RISCV32, "usr-riscv32" },
{ GPT_USR_RISCV32_VERITY, "usr-riscv32-verity" },
{ GPT_USR_RISCV64, "usr-riscv64" },
{ GPT_USR_RISCV64_VERITY, "usr-riscv64-verity" },
#ifdef GPT_USR_NATIVE
{ GPT_USR_NATIVE, "usr" },
{ GPT_USR_NATIVE_VERITY, "usr-verity" },
#endif
#ifdef GPT_USR_SECONDARY
{ GPT_USR_SECONDARY, "usr-secondary" },
{ GPT_USR_SECONDARY_VERITY, "usr-secondary-verity" },
#endif
{ GPT_ESP, "esp" },
{ GPT_XBOOTLDR, "xbootldr" },
{ GPT_SWAP, "swap" },
{ GPT_HOME, "home" },
{ GPT_SRV, "srv" },
{ GPT_VAR, "var" },
{ GPT_TMP, "tmp" },
{ GPT_USER_HOME, "user-home" },
{ GPT_LINUX_GENERIC, "linux-generic" },
{}
};
const char *gpt_partition_type_uuid_to_string(sd_id128_t id) {
for (size_t i = 0; i < ELEMENTSOF(gpt_partition_type_table) - 1; i++)
if (sd_id128_equal(id, gpt_partition_type_table[i].uuid))
return gpt_partition_type_table[i].name;
return NULL;
}
const char *gpt_partition_type_uuid_to_string_harder(
sd_id128_t id,
char buffer[static ID128_UUID_STRING_MAX]) {
const char *s;
assert(buffer);
s = gpt_partition_type_uuid_to_string(id);
if (s)
return s;
return id128_to_uuid_string(id, buffer);
}
int gpt_partition_type_uuid_from_string(const char *s, sd_id128_t *ret) {
assert(s);
assert(ret);
for (size_t i = 0; i < ELEMENTSOF(gpt_partition_type_table) - 1; i++)
if (streq(s, gpt_partition_type_table[i].name)) {
*ret = gpt_partition_type_table[i].uuid;
return 0;
}
return sd_id128_from_string(s, ret);
}
int gpt_partition_label_valid(const char *s) {
_cleanup_free_ char16_t *recoded = NULL;
recoded = utf8_to_utf16(s, strlen(s));
if (!recoded)
return -ENOMEM;
return char16_strlen(recoded) <= GPT_LABEL_MAX;
}
bool gpt_partition_type_is_root(sd_id128_t id) {
return sd_id128_in_set(id,
GPT_ROOT_X86,
GPT_ROOT_X86_64,
GPT_ROOT_ARM,
GPT_ROOT_ARM_64,
GPT_ROOT_IA64,
GPT_ROOT_LOONGARCH64,
GPT_ROOT_RISCV32,
GPT_ROOT_RISCV64);
}
bool gpt_partition_type_is_root_verity(sd_id128_t id) {
return sd_id128_in_set(id,
GPT_ROOT_X86_VERITY,
GPT_ROOT_X86_64_VERITY,
GPT_ROOT_ARM_VERITY,
GPT_ROOT_ARM_64_VERITY,
GPT_ROOT_IA64_VERITY,
GPT_ROOT_LOONGARCH64_VERITY,
GPT_ROOT_RISCV32_VERITY,
GPT_ROOT_RISCV64_VERITY);
}
bool gpt_partition_type_is_usr(sd_id128_t id) {
return sd_id128_in_set(id,
GPT_USR_X86,
GPT_USR_X86_64,
GPT_USR_ARM,
GPT_USR_ARM_64,
GPT_USR_IA64,
GPT_USR_LOONGARCH64,
GPT_USR_RISCV32,
GPT_USR_RISCV64);
}
bool gpt_partition_type_is_usr_verity(sd_id128_t id) {
return sd_id128_in_set(id,
GPT_USR_X86_VERITY,
GPT_USR_X86_64_VERITY,
GPT_USR_ARM_VERITY,
GPT_USR_ARM_64_VERITY,
GPT_USR_IA64_VERITY,
GPT_USR_LOONGARCH64_VERITY,
GPT_USR_RISCV32_VERITY,
GPT_USR_RISCV64_VERITY);
}
bool gpt_partition_type_knows_read_only(sd_id128_t id) {
return gpt_partition_type_is_root(id) ||
gpt_partition_type_is_usr(id) ||
sd_id128_in_set(id,
GPT_HOME,
GPT_SRV,
GPT_VAR,
GPT_TMP,
GPT_XBOOTLDR) ||
gpt_partition_type_is_root_verity(id) || /* pretty much implied, but let's set the bit to make things really clear */
gpt_partition_type_is_usr_verity(id); /* ditto */
}
bool gpt_partition_type_knows_growfs(sd_id128_t id) {
return gpt_partition_type_is_root(id) ||
gpt_partition_type_is_usr(id) ||
sd_id128_in_set(id,
GPT_HOME,
GPT_SRV,
GPT_VAR,
GPT_TMP,
GPT_XBOOTLDR);
}
bool gpt_partition_type_knows_no_auto(sd_id128_t id) {
return gpt_partition_type_is_root(id) ||
gpt_partition_type_is_root_verity(id) ||
gpt_partition_type_is_usr(id) ||
gpt_partition_type_is_usr_verity(id) ||
sd_id128_in_set(id,
GPT_HOME,
GPT_SRV,
GPT_VAR,
GPT_TMP,
GPT_XBOOTLDR,
GPT_SWAP);
}
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