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trivial: Allow specifying zero-sized data sections

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This can be done using '<data/>' to specify a zero-sized image.
This commit is contained in:
Richard Hughes 2020-09-22 19:46:29 +01:00
parent 0924c93422
commit aff64d3e75
1 changed files with 8 additions and 3 deletions
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11
libfwupdplugin/fu-firmware-image.c
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@ -336,6 +336,7 @@ fu_firmware_image_build (FuFirmwareImage *self, XbNode *n, GError **error)
FuFirmwareImageClass *klass = FU_FIRMWARE_IMAGE_GET_CLASS (self);
guint64 tmpval;
const gchar *tmp;
g_autoptr(XbNode) data = NULL;
g_return_val_if_fail (FU_IS_FIRMWARE_IMAGE (self), FALSE);
g_return_val_if_fail (XB_IS_NODE (n), FALSE);
@ -365,14 +366,18 @@ fu_firmware_image_build (FuFirmwareImage *self, XbNode *n, GError **error)
fu_firmware_image_set_bytes (self, blob);
fu_firmware_image_set_filename (self, tmp);
}
tmp = xb_node_query_text (n, "data", NULL);
if (tmp != NULL) {
data = xb_node_query_first (n, "data", NULL);
if (data != NULL && xb_node_get_text (data) != NULL) {
gsize bufsz = 0;
g_autofree guchar *buf = NULL;
g_autoptr(GBytes) blob = NULL;
buf = g_base64_decode (tmp, &bufsz);
buf = g_base64_decode (xb_node_get_text (data), &bufsz);
blob = g_bytes_new (buf, bufsz);
fu_firmware_image_set_bytes (self, blob);
} else if (data != NULL) {
g_autoptr(GBytes) blob = NULL;
blob = g_bytes_new (NULL, 0);
fu_firmware_image_set_bytes (self, blob);
}
/* subclassed */