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Commit 6b886ea9 authored by davidcunado-arm's avatar davidcunado-arm Committed by GitHub
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Merge pull request #738 from dp-arm/dp/fiptool-uuid 

fiptool: Link `toc_entry` and `image` structures via UUID
parents ad09652c b04efcce
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Inline Side-by-side
tools/fiptool/fiptool.c
View file @ 6b886ea9
......@@ -187,7 +187,7 @@ static void free_images(void)
}
}
static toc_entry_t *get_entry_lookup_from_uuid(const uuid_t *uuid)
static toc_entry_t *lookup_entry_from_uuid(uuid_t *uuid)
{
toc_entry_t *toc_entry = toc_entries;
......@@ -197,6 +197,19 @@ static toc_entry_t *get_entry_lookup_from_uuid(const uuid_t *uuid)
return NULL;
}
static image_t *lookup_image_from_uuid(uuid_t *uuid)
{
image_t *image;
int i;
for (i = 0; i < nr_images; i++) {
image = images[i];
if (memcmp(&image->uuid, uuid, sizeof(uuid_t)) == 0)
return image;
}
return NULL;
}
static int parse_fip(char *filename, fip_toc_header_t *toc_header_out)
{
struct stat st;
......@@ -268,16 +281,6 @@ static int parse_fip(char *filename, fip_toc_header_t *toc_header_out)
toc_entry->size);
image->size = toc_entry->size;
image->toc_entry = get_entry_lookup_from_uuid(&toc_entry->uuid);
if (image->toc_entry == NULL) {
add_image(image);
toc_entry++;
continue;
}
assert(image->toc_entry->image == NULL);
/* Link backpointer from lookup entry. */
image->toc_entry->image = image;
add_image(image);
toc_entry++;
......@@ -290,12 +293,14 @@ static int parse_fip(char *filename, fip_toc_header_t *toc_header_out)
return 0;
}
static image_t *read_image_from_file(toc_entry_t *toc_entry, char *filename)
static image_t *read_image_from_file(uuid_t *uuid, char *filename)
{
struct stat st;
image_t *image;
FILE *fp;
assert(uuid != NULL);
fp = fopen(filename, "r");
if (fp == NULL)
log_err("fopen %s", filename);
......@@ -307,7 +312,7 @@ static image_t *read_image_from_file(toc_entry_t *toc_entry, char *filename)
if (image == NULL)
log_err("malloc");
memcpy(&image->uuid, &toc_entry->uuid, sizeof(uuid_t));
memcpy(&image->uuid, uuid, sizeof(uuid_t));
image->buffer = malloc(st.st_size);
if (image->buffer == NULL)
......@@ -315,7 +320,6 @@ static image_t *read_image_from_file(toc_entry_t *toc_entry, char *filename)
if (fread(image->buffer, 1, st.st_size, fp) != st.st_size)
log_errx("Failed to read %s", filename);
image->size = st.st_size;
image->toc_entry = toc_entry;
fclose(fp);
return image;
......@@ -391,18 +395,21 @@ static int info_cmd(int argc, char *argv[])
(sizeof(fip_toc_entry_t) * (nr_images + 1));
for (i = 0; i < nr_images; i++) {
toc_entry_t *toc_entry;
image = images[i];
if (image->toc_entry != NULL)
printf("%s: ", image->toc_entry->name);
toc_entry = lookup_entry_from_uuid(&image->uuid);
if (toc_entry != NULL)
printf("%s: ", toc_entry->name);
else
printf("Unknown entry: ");
image_size = image->size;
printf("offset=0x%llX, size=0x%llX",
(unsigned long long)image_offset,
(unsigned long long)image_size);
if (image->toc_entry != NULL)
if (toc_entry != NULL)
printf(", cmdline=\"--%s\"",
image->toc_entry->cmdline_name);
toc_entry->cmdline_name);
if (verbose) {
unsigned char md[SHA256_DIGEST_LENGTH];
......@@ -505,7 +512,7 @@ static int pack_images(char *filename, uint64_t toc_flags)
static void update_fip(void)
{
toc_entry_t *toc_entry;
image_t *image;
image_t *new_image, *old_image;
/* Add or replace images in the FIP file. */
for (toc_entry = toc_entries;
......@@ -514,21 +521,21 @@ static void update_fip(void)
if (toc_entry->action != DO_PACK)
continue;
image = read_image_from_file(toc_entry, toc_entry->action_arg);
if (toc_entry->image != NULL) {
new_image = read_image_from_file(&toc_entry->uuid,
toc_entry->action_arg);
old_image = lookup_image_from_uuid(&toc_entry->uuid);
if (old_image != NULL) {
if (verbose)
log_dbgx("Replacing image %s.bin with %s",
toc_entry->cmdline_name,
toc_entry->action_arg);
replace_image(toc_entry->image, image);
replace_image(old_image, new_image);
} else {
if (verbose)
log_dbgx("Adding image %s",
toc_entry->action_arg);
add_image(image);
add_image(new_image);
}
/* Link backpointer from lookup entry. */
toc_entry->image = image;
free(toc_entry->action_arg);
toc_entry->action_arg = NULL;
......@@ -758,23 +765,13 @@ static int unpack_cmd(int argc, char *argv[])
if (chdir(outdir) == -1)
log_err("chdir %s", outdir);
/* Mark all images to be unpacked. */
if (unpack_all) {
for (toc_entry = toc_entries;
toc_entry->cmdline_name != NULL;
toc_entry++) {
if (toc_entry->image != NULL) {
toc_entry->action = DO_UNPACK;
toc_entry->action_arg = NULL;
}
}
}
/* Unpack all specified images. */
for (toc_entry = toc_entries;
toc_entry->cmdline_name != NULL;
toc_entry++) {
if (toc_entry->action != DO_UNPACK)
image_t *image;
if (!unpack_all && toc_entry->action != DO_UNPACK)
continue;
/* Build filename. */
......@@ -785,9 +782,11 @@ static int unpack_cmd(int argc, char *argv[])
snprintf(file, sizeof(file), "%s",
toc_entry->action_arg);
if (toc_entry->image == NULL) {
log_warnx("Requested image %s is not in %s",
file, argv[0]);
image = lookup_image_from_uuid(&toc_entry->uuid);
if (image == NULL) {
if (!unpack_all)
log_warnx("Requested image %s is not in %s",
file, argv[0]);
free(toc_entry->action_arg);
toc_entry->action_arg = NULL;
continue;
......@@ -796,7 +795,7 @@ static int unpack_cmd(int argc, char *argv[])
if (access(file, F_OK) != 0 || fflag) {
if (verbose)
log_dbgx("Unpacking %s", file);
write_image_to_file(toc_entry->image, file);
write_image_to_file(image, file);
} else {
log_warnx("File %s already exists, use --force to overwrite it",
file);
......@@ -885,13 +884,16 @@ static int remove_cmd(int argc, char *argv[])
for (toc_entry = toc_entries;
toc_entry->cmdline_name != NULL;
toc_entry++) {
image_t *image;
if (toc_entry->action != DO_REMOVE)
continue;
if (toc_entry->image != NULL) {
image = lookup_image_from_uuid(&toc_entry->uuid);
if (image != NULL) {
if (verbose)
log_dbgx("Removing %s.bin",
toc_entry->cmdline_name);
remove_image(toc_entry->image);
remove_image(image);
} else {
log_warnx("Requested image %s.bin is not in %s",
toc_entry->cmdline_name, argv[0]);
......
tools/fiptool/fiptool.h
View file @ 6b886ea9
......@@ -57,7 +57,6 @@ typedef struct image {
uuid_t uuid;
size_t size;
void *buffer;
struct toc_entry *toc_entry;
} image_t;
typedef struct cmd {
......
tools/fiptool/tbbr_config.c
View file @ 6b886ea9
......@@ -35,49 +35,155 @@
/* The images used depends on the platform. */
toc_entry_t toc_entries[] = {
{ "SCP Firmware Updater Configuration FWU SCP_BL2U", UUID_TRUSTED_UPDATE_FIRMWARE_SCP_BL2U,
"scp-fwu-cfg", NULL, 0, NULL },
{ "AP Firmware Updater Configuration BL2U", UUID_TRUSTED_UPDATE_FIRMWARE_BL2U,
"ap-fwu-cfg", NULL, 0, NULL },
{ "Firmware Updater NS_BL2U", UUID_TRUSTED_UPDATE_FIRMWARE_NS_BL2U,
"fwu", NULL, 0, NULL },
{ "Non-Trusted Firmware Updater certificate", UUID_TRUSTED_FWU_CERT,
"fwu-cert", NULL, 0, NULL },
{ "Trusted Boot Firmware BL2", UUID_TRUSTED_BOOT_FIRMWARE_BL2,
"tb-fw", NULL, 0, NULL },
{ "SCP Firmware SCP_BL2", UUID_SCP_FIRMWARE_SCP_BL2,
"scp-fw", NULL, 0, NULL },
{ "EL3 Runtime Firmware BL31", UUID_EL3_RUNTIME_FIRMWARE_BL31,
"soc-fw", NULL, 0, NULL },
{ "Secure Payload BL32 (Trusted OS)", UUID_SECURE_PAYLOAD_BL32,
"tos-fw", NULL, 0, NULL },
{ "Non-Trusted Firmware BL33", UUID_NON_TRUSTED_FIRMWARE_BL33,
"nt-fw", NULL, 0, NULL },
{
.name = "SCP Firmware Updater Configuration FWU SCP_BL2U",
.uuid = UUID_TRUSTED_UPDATE_FIRMWARE_SCP_BL2U,
.cmdline_name = "scp-fwu-cfg",
.action = 0,
.action_arg = NULL
},
{
.name = "AP Firmware Updater Configuration BL2U",
.uuid = UUID_TRUSTED_UPDATE_FIRMWARE_BL2U,
.cmdline_name = "ap-fwu-cfg",
.action = 0,
.action_arg = NULL
},
{
.name = "Firmware Updater NS_BL2U",
.uuid = UUID_TRUSTED_UPDATE_FIRMWARE_NS_BL2U,
.cmdline_name = "fwu",
.action = 0,
.action_arg = NULL
},
{
.name = "Non-Trusted Firmware Updater certificate",
.uuid = UUID_TRUSTED_FWU_CERT,
.cmdline_name = "fwu-cert",
.action = 0,
.action_arg = NULL
},
{
.name = "Trusted Boot Firmware BL2",
.uuid = UUID_TRUSTED_BOOT_FIRMWARE_BL2,
.cmdline_name = "tb-fw",
.action = 0,
.action_arg = NULL
},
{
.name = "SCP Firmware SCP_BL2",
.uuid = UUID_SCP_FIRMWARE_SCP_BL2,
.cmdline_name = "scp-fw",
.action = 0,
.action_arg = NULL
},
{
.name = "EL3 Runtime Firmware BL31",
.uuid = UUID_EL3_RUNTIME_FIRMWARE_BL31,
.cmdline_name = "soc-fw",
.action = 0,
.action_arg = NULL
},
{
.name = "Secure Payload BL32 (Trusted OS)",
.uuid = UUID_SECURE_PAYLOAD_BL32,
.cmdline_name = "tos-fw",
.action = 0,
.action_arg = NULL
},
{
.name = "Non-Trusted Firmware BL33",
.uuid = UUID_NON_TRUSTED_FIRMWARE_BL33,
.cmdline_name = "nt-fw",
.action = 0,
.action_arg = NULL
},
/* Key Certificates */
{ "Root Of Trust key certificate", UUID_ROT_KEY_CERT,
"rot-cert", NULL, 0, NULL },
{ "Trusted key certificate", UUID_TRUSTED_KEY_CERT,
"trusted-key-cert", NULL, 0, NULL },
{ "SCP Firmware key certificate", UUID_SCP_FW_KEY_CERT,
"scp-fw-key-cert", NULL, 0, NULL },
{ "SoC Firmware key certificate", UUID_SOC_FW_KEY_CERT,
"soc-fw-key-cert", NULL, 0, NULL },
{ "Trusted OS Firmware key certificate", UUID_TRUSTED_OS_FW_KEY_CERT,
"tos-fw-key-cert", NULL, 0, NULL },
{ "Non-Trusted Firmware key certificate", UUID_NON_TRUSTED_FW_KEY_CERT,
"nt-fw-key-cert", NULL, 0, NULL },
{
.name = "Root Of Trust key certificate",
.uuid = UUID_ROT_KEY_CERT,
.cmdline_name = "rot-cert",
.action = 0,
.action_arg = NULL
},
{
.name = "Trusted key certificate",
.uuid = UUID_TRUSTED_KEY_CERT,
.cmdline_name = "trusted-key-cert",
.action = 0,
.action_arg = NULL
},
{
.name = "SCP Firmware key certificate",
.uuid = UUID_SCP_FW_KEY_CERT,
.cmdline_name = "scp-fw-key-cert",
.action = 0,
.action_arg = NULL
},
{
.name = "SoC Firmware key certificate",
.uuid = UUID_SOC_FW_KEY_CERT,
.cmdline_name = "soc-fw-key-cert",
.action = 0,
.action_arg = NULL
},
{
.name = "Trusted OS Firmware key certificate",
.uuid = UUID_TRUSTED_OS_FW_KEY_CERT,
.cmdline_name = "tos-fw-key-cert",
.action = 0,
.action_arg = NULL
},
{
.name = "Non-Trusted Firmware key certificate",
.uuid = UUID_NON_TRUSTED_FW_KEY_CERT,
.cmdline_name = "nt-fw-key-cert",
.action = 0,
.action_arg = NULL
},
/* Content certificates */
{ "Trusted Boot Firmware BL2 certificate", UUID_TRUSTED_BOOT_FW_CERT,
"tb-fw-cert", NULL, 0, NULL },
{ "SCP Firmware content certificate", UUID_SCP_FW_CONTENT_CERT,
"scp-fw-cert", NULL, 0, NULL },
{ "SoC Firmware content certificate", UUID_SOC_FW_CONTENT_CERT,
"soc-fw-cert", NULL, 0, NULL },
{ "Trusted OS Firmware content certificate", UUID_TRUSTED_OS_FW_CONTENT_CERT,
"tos-fw-cert", NULL, 0, NULL },
{ "Non-Trusted Firmware content certificate", UUID_NON_TRUSTED_FW_CONTENT_CERT,
"nt-fw-cert", NULL, 0, NULL },
{ NULL, { 0 }, NULL, NULL, 0, NULL }
{
.name = "Trusted Boot Firmware BL2 certificate",
.uuid = UUID_TRUSTED_BOOT_FW_CERT,
.cmdline_name = "tb-fw-cert",
.action = 0,
.action_arg = NULL
},
{
.name = "SCP Firmware content certificate",
.uuid = UUID_SCP_FW_CONTENT_CERT,
.cmdline_name = "scp-fw-cert",
.action = 0,
.action_arg = NULL
},
{
.name = "SoC Firmware content certificate",
.uuid = UUID_SOC_FW_CONTENT_CERT,
.cmdline_name = "soc-fw-cert",
.action = 0,
.action_arg = NULL
},
{
.name = "Trusted OS Firmware content certificate",
.uuid = UUID_TRUSTED_OS_FW_CONTENT_CERT,
.cmdline_name = "tos-fw-cert",
.action = 0,
.action_arg = NULL
},
{
.name = "Non-Trusted Firmware content certificate",
.uuid = UUID_NON_TRUSTED_FW_CONTENT_CERT,
.cmdline_name = "nt-fw-cert",
.action = 0,
.action_arg = NULL
},
{
.name = NULL,
.uuid = { 0 },
.cmdline_name = NULL,
.action = 0,
.action_arg = NULL
}
};
size_t toc_entries_len = sizeof(toc_entries) / sizeof(toc_entries[0]);
tools/fiptool/tbbr_config.h
View file @ 6b886ea9
......@@ -42,7 +42,6 @@ typedef struct toc_entry {
const char *name;
uuid_t uuid;
const char *cmdline_name;
struct image *image;
int action;
char *action_arg;
} toc_entry_t;
......
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