48 int HasInitialized(PDhcpOptionList pOptions)  in HasInitialized()  argument
50     if (!pOptions) {  in HasInitialized()
54     if (pOptions->first != nullptr) {  in HasInitialized()
60 int InitOptionList(PDhcpOptionList pOptions)  in InitOptionList()  argument
63     if (!pOptions) {  in InitOptionList()
66     if (pOptions->first != nullptr && pOptions->first == pOptions->last) {  in InitOptionList()
77     pOptions->size = 0;  in InitOptionList()
78     pOptions->first = pOptions->last = pNode;  in InitOptionList()
79     pOptions->first->previous = nullptr;  in InitOptionList()
80     pOptions->last->next = nullptr;  in InitOptionList()
85 int PushBackOption(PDhcpOptionList pOptions, PDhcpOption pOption)  in PushBackOption()  argument
87     if (!pOptions) {  in PushBackOption()
95     if (pOptions->first == nullptr) {  in PushBackOption()
104     pNode->previous = pOptions->last;  in PushBackOption()
105     pOptions->last->next = pNode;  in PushBackOption()
106     pOptions->last = pNode;  in PushBackOption()
107     pOptions->size++;  in PushBackOption()
112 int PushFrontOption(PDhcpOptionList pOptions, PDhcpOption pOption)  in PushFrontOption()  argument
114     if (!pOptions) {  in PushFrontOption()
127     if (pOptions->first == pOptions->last) {  in PushFrontOption()
128         pNode->previous = pOptions->first;  in PushFrontOption()
129         pOptions->first->next = pNode;  in PushFrontOption()
130         pOptions->last = pNode;  in PushFrontOption()
132         pNode->next = pOptions->first->next;  in PushFrontOption()
134         pNode->previous = pOptions->first;  in PushFrontOption()
135         pOptions->first->next = pNode;  in PushFrontOption()
137     pOptions->size++;  in PushFrontOption()
142 int RemoveOption(PDhcpOptionList pOptions, uint8_t code)  in RemoveOption()  argument
144     if (pOptions == nullptr) {  in RemoveOption()
147     if (pOptions->size == 0) {  in RemoveOption()
150     DhcpOptionNode *pNode = GetOptionNode(pOptions, code);  in RemoveOption()
154     if (pNode == pOptions->last) {  in RemoveOption()
155         pOptions->last = pNode->previous;  in RemoveOption()
156         pOptions->last->next = nullptr;  in RemoveOption()
161     pOptions->size--;  in RemoveOption()
167 PDhcpOptionNode GetOptionNode(PDhcpOptionList pOptions, uint8_t code)  in GetOptionNode()  argument
169     if (pOptions->first == nullptr) {  in GetOptionNode()
172     PDhcpOptionNode pNode = pOptions->first->next;  in GetOptionNode()
179 PDhcpOption GetOption(PDhcpOptionList pOptions, uint8_t code)  in GetOption()  argument
181     PDhcpOptionNode pNode = GetOptionNode(pOptions, code);  in GetOption()
188 void ClearOptions(PDhcpOptionList pOptions)  in ClearOptions()  argument
190     if (pOptions == nullptr || pOptions->size == 0) {  in ClearOptions()
193     DhcpOptionNode *pNode = pOptions->first->next;  in ClearOptions()
195         if (pNode == pOptions->last) {  in ClearOptions()
196             pOptions->last = pOptions->first;  in ClearOptions()
197             pOptions->last->next = nullptr;  in ClearOptions()
203         pNode = pOptions->first->next;  in ClearOptions()
205     pNode = pOptions->first;  in ClearOptions()
206     pOptions->size = 0;  in ClearOptions()
207     pOptions->first = pOptions->last = pNode;  in ClearOptions()
208     pOptions->first->previous = nullptr;  in ClearOptions()
209     pOptions->last->next = nullptr;  in ClearOptions()
212 void FreeOptionList(PDhcpOptionList pOptions)  in FreeOptionList()  argument
214     if (pOptions == nullptr) {  in FreeOptionList()
217     if (pOptions->first == nullptr) {  in FreeOptionList()
220     DhcpOptionNode *pNode = pOptions->first->next;  in FreeOptionList()
222         if (pNode == pOptions->last) {  in FreeOptionList()
223             pOptions->last = pOptions->first;  in FreeOptionList()
224             pOptions->last->next = nullptr;  in FreeOptionList()
230         pNode = pOptions->first->next;  in FreeOptionList()
232     pOptions->size = 0;  in FreeOptionList()
233     free(pOptions->first);  in FreeOptionList()
234     pOptions->first = pOptions->last = nullptr;  in FreeOptionList()