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fit: Add a helper for timestamp printing

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Add a new emit_timestamp() helper function to handle printing timestamps
in FITs.

Co-developed-by: Claude <noreply@anthropic.com>
Signed-off-by: Simon Glass <simon.glass@canonical.com>
This commit is contained in:
Simon Glass
2025-11-18 11:20:36 -07:00
parent 79388f8fe8
commit b0a3ebd1fd
1 changed files with 28 additions and 28 deletions
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56
boot/fit_print.c
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@@ -111,6 +111,28 @@ static void emit_prop(struct fit_print_ctx *ctx, int noffset,
emit_label_val(ctx, label, val); emit_label_val(ctx, label, val);
} }
/**
* emit_timestamp() - print a timestamp
* @ctx: pointer to FIT print context
* @noffset: offset of the node containing the timestamp
* @label: label string to use when printing
*
* Gets the timestamp from the specified node and prints it with the given
* label. If the timestamp is not available, prints "unavailable" instead.
* This is a convenience function for printing FIT timestamps.
*/
static void emit_timestamp(struct fit_print_ctx *ctx, int noffset,
const char *label)
{
time_t timestamp;
emit_label(ctx, label);
if (fit_get_timestamp(ctx->fit, noffset, &timestamp))
printf("unavailable\n");
else
genimg_print_time(timestamp);
}
/** /**
* fit_image_print_data() - prints out the hash node details * fit_image_print_data() - prints out the hash node details
* @ctx: pointer to FIT print context * @ctx: pointer to FIT print context
@@ -163,15 +185,8 @@ static void fit_image_print_data(struct fit_print_ctx *ctx, int noffset,
debug("%s len: %d\n", type, value_len); debug("%s len: %d\n", type, value_len);
/* Signatures have a time stamp */ /* Signatures have a time stamp */
if (IMAGE_ENABLE_TIMESTAMP && keyname) { if (IMAGE_ENABLE_TIMESTAMP && keyname)
time_t timestamp; emit_timestamp(ctx, noffset, "Timestamp");
emit_label(ctx, "Timestamp");
if (fit_get_timestamp(fit, noffset, &timestamp))
printf("unavailable\n");
else
genimg_print_time(timestamp);
}
} }
/** /**
@@ -233,16 +248,8 @@ void fit_image_print(struct fit_print_ctx *ctx, int image_noffset)
ret = fit_get_desc(fit, image_noffset, &desc); ret = fit_get_desc(fit, image_noffset, &desc);
emit_label_val(ctx, "Description", ret ? "unavailable" : desc); emit_label_val(ctx, "Description", ret ? "unavailable" : desc);
if (IMAGE_ENABLE_TIMESTAMP) { if (IMAGE_ENABLE_TIMESTAMP)
time_t timestamp; emit_timestamp(ctx, 0, "Created");
ret = fit_get_timestamp(fit, 0, &timestamp);
emit_label(ctx, "Created");
if (ret)
printf("unavailable\n");
else
genimg_print_time(timestamp);
}
fit_image_get_type(fit, image_noffset, &type); fit_image_get_type(fit, image_noffset, &type);
emit_label_val(ctx, "Type", genimg_get_type_name(type)); emit_label_val(ctx, "Type", genimg_get_type_name(type));
@@ -393,20 +400,13 @@ void fit_print(struct fit_print_ctx *ctx)
int ndepth; int ndepth;
int count = 0; int count = 0;
int ret; int ret;
time_t timestamp;
/* Root node properties */ /* Root node properties */
ret = fit_get_desc(fit, 0, &desc); ret = fit_get_desc(fit, 0, &desc);
emit_label_val(ctx, "FIT description", ret ? "unavailable" : desc); emit_label_val(ctx, "FIT description", ret ? "unavailable" : desc);
if (IMAGE_ENABLE_TIMESTAMP) { if (IMAGE_ENABLE_TIMESTAMP)
ret = fit_get_timestamp(fit, 0, &timestamp); emit_timestamp(ctx, 0, "Created");
printf("%*sCreated: ", p, "");
if (ret)
printf("unavailable\n");
else
genimg_print_time(timestamp);
}
/* Find images parent node offset */ /* Find images parent node offset */
images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH); images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);