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usb_host: Run formatting script

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This commit is contained in:
Darian Leung
2023-05-09 00:53:27 +08:00
parent a3e4e9c772
commit ff8c4f79d2
13 changed files with 1604 additions and 1604 deletions
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104
components/usb/usb_helpers.c
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@@ -21,12 +21,12 @@ const usb_standard_desc_t *usb_parse_next_descriptor(const usb_standard_desc_t *
{
assert(cur_desc != NULL && offset != NULL);
if (*offset >= wTotalLength) {
return NULL; //We have traversed the entire configuration descriptor
return NULL; // We have traversed the entire configuration descriptor
}
if (*offset + cur_desc->bLength >= wTotalLength) {
return NULL; //Next descriptor is out of bounds
return NULL; // Next descriptor is out of bounds
}
//Return the next descriptor, update offset
// Return the next descriptor, update offset
const usb_standard_desc_t *ret_desc = (const usb_standard_desc_t *)(((uint32_t)cur_desc) + cur_desc->bLength);
*offset += cur_desc->bLength;
return ret_desc;
@@ -35,8 +35,8 @@ const usb_standard_desc_t *usb_parse_next_descriptor(const usb_standard_desc_t *
const usb_standard_desc_t *usb_parse_next_descriptor_of_type(const usb_standard_desc_t *cur_desc, uint16_t wTotalLength, uint8_t bDescriptorType, int *offset)
{
assert(cur_desc != NULL && offset != NULL);
int offset_temp = *offset; //We only want to update offset if we've actually found a descriptor
//Keep stepping over descriptors until we find one of bDescriptorType or until we go out of bounds
int offset_temp = *offset; // We only want to update offset if we've actually found a descriptor
// Keep stepping over descriptors until we find one of bDescriptorType or until we go out of bounds
const usb_standard_desc_t *ret_desc = usb_parse_next_descriptor(cur_desc, wTotalLength, &offset_temp);
while (ret_desc != NULL) {
if (ret_desc->bDescriptorType == bDescriptorType) {
@@ -45,7 +45,7 @@ const usb_standard_desc_t *usb_parse_next_descriptor_of_type(const usb_standard_
ret_desc = usb_parse_next_descriptor(ret_desc, wTotalLength, &offset_temp);
}
if (ret_desc != NULL) {
//We've found a descriptor. Update the offset
// We've found a descriptor. Update the offset
*offset = offset_temp;
}
return ret_desc;
@@ -55,10 +55,10 @@ int usb_parse_interface_number_of_alternate(const usb_config_desc_t *config_desc
{
assert(config_desc != NULL);
int offset = 0;
//Find the first interface descriptor of bInterfaceNumber
// Find the first interface descriptor of bInterfaceNumber
const usb_intf_desc_t *first_intf_desc = usb_parse_interface_descriptor(config_desc, bInterfaceNumber, 0, &offset);
if (first_intf_desc == NULL) {
return -1; //bInterfaceNumber not found
return -1; // bInterfaceNumber not found
}
int num_alt_setting = 0;
@@ -77,31 +77,31 @@ const usb_intf_desc_t *usb_parse_interface_descriptor(const usb_config_desc_t *c
{
assert(config_desc != NULL);
//Walk to first interface descriptor of bInterfaceNumber
// Walk to first interface descriptor of bInterfaceNumber
int offset_temp = 0;
const usb_intf_desc_t *next_intf_desc = (const usb_intf_desc_t *)usb_parse_next_descriptor_of_type((const usb_standard_desc_t *)config_desc, config_desc->wTotalLength, USB_B_DESCRIPTOR_TYPE_INTERFACE, &offset_temp);
while (next_intf_desc != NULL) {
if (next_intf_desc->bInterfaceNumber == bInterfaceNumber) {
break; //We found the first interface descriptor with matching bInterfaceNumber
break; // We found the first interface descriptor with matching bInterfaceNumber
}
next_intf_desc = (const usb_intf_desc_t *)usb_parse_next_descriptor_of_type((const usb_standard_desc_t *)next_intf_desc, config_desc->wTotalLength, USB_B_DESCRIPTOR_TYPE_INTERFACE, &offset_temp);
}
if (next_intf_desc == NULL) {
return NULL; //Couldn't find a interface with bInterfaceNumber
return NULL; // Couldn't find a interface with bInterfaceNumber
}
//Keep walking until an interface descriptor matching bInterfaceNumber and bAlternateSetting is found
// Keep walking until an interface descriptor matching bInterfaceNumber and bAlternateSetting is found
while (next_intf_desc != NULL) {
if (next_intf_desc->bInterfaceNumber == bInterfaceNumber + 1) {
//We've walked past our target bInterfaceNumber
// We've walked past our target bInterfaceNumber
next_intf_desc = NULL;
break;
}
if (next_intf_desc->bAlternateSetting == bAlternateSetting) {
//We've found our target interface descriptor
// We've found our target interface descriptor
break;
}
//Get the next interface descriptor
// Get the next interface descriptor
next_intf_desc = (const usb_intf_desc_t *)usb_parse_next_descriptor_of_type((const usb_standard_desc_t *)next_intf_desc, config_desc->wTotalLength, USB_B_DESCRIPTOR_TYPE_INTERFACE, &offset_temp);
}
if (next_intf_desc != NULL && offset != NULL) {
@@ -114,9 +114,9 @@ const usb_ep_desc_t *usb_parse_endpoint_descriptor_by_index(const usb_intf_desc_
{
assert(intf_desc != NULL && offset != NULL);
if (index >= intf_desc->bNumEndpoints) {
return NULL; //Index is out of range
return NULL; // Index is out of range
}
//Walk to the Nth endpoint descriptor we find
// Walk to the Nth endpoint descriptor we find
int offset_temp = *offset;
bool ep_found = true;
const usb_standard_desc_t *next_desc = (const usb_standard_desc_t *)intf_desc;
@@ -138,14 +138,14 @@ const usb_ep_desc_t *usb_parse_endpoint_descriptor_by_address(const usb_config_d
{
assert(config_desc != NULL);
//Find the interface descriptor
// Find the interface descriptor
int offset_intf;
const usb_intf_desc_t *intf_desc = usb_parse_interface_descriptor(config_desc, bInterfaceNumber, bAlternateSetting, &offset_intf);
if (intf_desc == NULL) {
return NULL;
}
//Walk endpoint descriptors until one matching bEndpointAddress is found
// Walk endpoint descriptors until one matching bEndpointAddress is found
int offset_ep;
bool ep_found = false;
const usb_ep_desc_t *ep_desc = NULL;
@@ -174,21 +174,21 @@ static void print_ep_desc(const usb_ep_desc_t *ep_desc)
int type = ep_desc->bmAttributes & USB_BM_ATTRIBUTES_XFERTYPE_MASK;
switch (type) {
case USB_BM_ATTRIBUTES_XFER_CONTROL:
ep_type_str = "CTRL";
break;
case USB_BM_ATTRIBUTES_XFER_ISOC:
ep_type_str = "ISOC";
break;
case USB_BM_ATTRIBUTES_XFER_BULK:
ep_type_str = "BULK";
break;
case USB_BM_ATTRIBUTES_XFER_INT:
ep_type_str = "INT";
break;
default:
ep_type_str = NULL;
break;
case USB_BM_ATTRIBUTES_XFER_CONTROL:
ep_type_str = "CTRL";
break;
case USB_BM_ATTRIBUTES_XFER_ISOC:
ep_type_str = "ISOC";
break;
case USB_BM_ATTRIBUTES_XFER_BULK:
ep_type_str = "BULK";
break;
case USB_BM_ATTRIBUTES_XFER_INT:
ep_type_str = "INT";
break;
default:
ep_type_str = NULL;
break;
}
printf("\t\t*** Endpoint descriptor ***\n");
@@ -277,23 +277,23 @@ void usb_print_config_descriptor(const usb_config_desc_t *cfg_desc, print_class_
do {
switch (next_desc->bDescriptorType) {
case USB_B_DESCRIPTOR_TYPE_CONFIGURATION:
usbh_print_cfg_desc((const usb_config_desc_t *)next_desc);
break;
case USB_B_DESCRIPTOR_TYPE_INTERFACE:
usbh_print_intf_desc((const usb_intf_desc_t *)next_desc);
break;
case USB_B_DESCRIPTOR_TYPE_ENDPOINT:
print_ep_desc((const usb_ep_desc_t *)next_desc);
break;
case USB_B_DESCRIPTOR_TYPE_INTERFACE_ASSOCIATION:
print_iad_desc((const usb_iad_desc_t*)next_desc);
break;
default:
if(class_specific_cb) {
class_specific_cb(next_desc);
}
break;
case USB_B_DESCRIPTOR_TYPE_CONFIGURATION:
usbh_print_cfg_desc((const usb_config_desc_t *)next_desc);
break;
case USB_B_DESCRIPTOR_TYPE_INTERFACE:
usbh_print_intf_desc((const usb_intf_desc_t *)next_desc);
break;
case USB_B_DESCRIPTOR_TYPE_ENDPOINT:
print_ep_desc((const usb_ep_desc_t *)next_desc);
break;
case USB_B_DESCRIPTOR_TYPE_INTERFACE_ASSOCIATION:
print_iad_desc((const usb_iad_desc_t *)next_desc);
break;
default:
if (class_specific_cb) {
class_specific_cb(next_desc);
}
break;
}
next_desc = usb_parse_next_descriptor(next_desc, wTotalLength, &offset);
@@ -307,7 +307,7 @@ void usb_print_string_descriptor(const usb_str_desc_t *str_desc)
return;
}
for (int i = 0; i < str_desc->bLength/2; i++) {
for (int i = 0; i < str_desc->bLength / 2; i++) {
/*
USB String descriptors of UTF-16.
Right now We just skip any character larger than 0xFF to stay in BMP Basic Latin and Latin-1 Supplement range.