7 //     https://www.apache.org/licenses/LICENSE-2.0
33 static bool CborWriteWouldOverflowCursor(size_t size, struct CborOut* out) {  in CborWriteWouldOverflowCursor()  argument
34   return size > SIZE_MAX - out->cursor;  in CborWriteWouldOverflowCursor()
37 static bool CborWriteFitsInBuffer(size_t size, struct CborOut* out) {  in CborWriteFitsInBuffer()  argument
38   return out->cursor <= out->buffer_size &&  in CborWriteFitsInBuffer()
39          size <= out->buffer_size - out->cursor;  in CborWriteFitsInBuffer()
43                           struct CborOut* out) {  in CborWriteType()  argument
56   if (CborWriteWouldOverflowCursor(size, out)) {  in CborWriteType()
57     out->cursor = SIZE_MAX;  in CborWriteType()
60   if (CborWriteFitsInBuffer(size, out)) {  in CborWriteType()
62       out->buffer[out->cursor] = (type << 5) | val;  in CborWriteType()
64       out->buffer[out->cursor] = (type << 5) | 24;  in CborWriteType()
65       out->buffer[out->cursor + 1] = val & 0xff;  in CborWriteType()
67       out->buffer[out->cursor] = (type << 5) | 25;  in CborWriteType()
68       out->buffer[out->cursor + 1] = (val >> 8) & 0xff;  in CborWriteType()
69       out->buffer[out->cursor + 2] = val & 0xff;  in CborWriteType()
71       out->buffer[out->cursor] = (type << 5) | 26;  in CborWriteType()
72       out->buffer[out->cursor + 1] = (val >> 24) & 0xff;  in CborWriteType()
73       out->buffer[out->cursor + 2] = (val >> 16) & 0xff;  in CborWriteType()
74       out->buffer[out->cursor + 3] = (val >> 8) & 0xff;  in CborWriteType()
75       out->buffer[out->cursor + 4] = val & 0xff;  in CborWriteType()
77       out->buffer[out->cursor] = (type << 5) | 27;  in CborWriteType()
78       out->buffer[out->cursor + 1] = (val >> 56) & 0xff;  in CborWriteType()
79       out->buffer[out->cursor + 2] = (val >> 48) & 0xff;  in CborWriteType()
80       out->buffer[out->cursor + 3] = (val >> 40) & 0xff;  in CborWriteType()
81       out->buffer[out->cursor + 4] = (val >> 32) & 0xff;  in CborWriteType()
82       out->buffer[out->cursor + 5] = (val >> 24) & 0xff;  in CborWriteType()
83       out->buffer[out->cursor + 6] = (val >> 16) & 0xff;  in CborWriteType()
84       out->buffer[out->cursor + 7] = (val >> 8) & 0xff;  in CborWriteType()
85       out->buffer[out->cursor + 8] = val & 0xff;  in CborWriteType()
88   out->cursor += size;  in CborWriteType()
92                           struct CborOut* out) {  in CborAllocStr()  argument
93   CborWriteType(type, data_size, out);  in CborAllocStr()
94   bool overflow = CborWriteWouldOverflowCursor(data_size, out);  in CborAllocStr()
95   bool fit = CborWriteFitsInBuffer(data_size, out);  in CborAllocStr()
96   void* ptr = (overflow || !fit) ? NULL : &out->buffer[out->cursor];  in CborAllocStr()
97   out->cursor = overflow ? SIZE_MAX : out->cursor + data_size;  in CborAllocStr()
102                          struct CborOut* out) {  in CborWriteStr()  argument
103   uint8_t* ptr = CborAllocStr(type, data_size, out);  in CborWriteStr()
109 void CborWriteInt(int64_t val, struct CborOut* out) {  in CborWriteInt()  argument
111     CborWriteType(CBOR_TYPE_NINT, (-1 - val), out);  in CborWriteInt()
113     CborWriteType(CBOR_TYPE_UINT, val, out);  in CborWriteInt()
117 void CborWriteUint(uint64_t val, struct CborOut* out) {  in CborWriteUint()  argument
118   CborWriteType(CBOR_TYPE_UINT, val, out);  in CborWriteUint()
121 void CborWriteBstr(size_t data_size, const uint8_t* data, struct CborOut* out) {  in CborWriteBstr()  argument
122   CborWriteStr(CBOR_TYPE_BSTR, data_size, data, out);  in CborWriteBstr()
125 uint8_t* CborAllocBstr(size_t data_size, struct CborOut* out) {  in CborAllocBstr()  argument
126   return CborAllocStr(CBOR_TYPE_BSTR, data_size, out);  in CborAllocBstr()
129 void CborWriteTstr(const char* str, struct CborOut* out) {  in CborWriteTstr()  argument
130   CborWriteStr(CBOR_TYPE_TSTR, strlen(str), str, out);  in CborWriteTstr()
133 char* CborAllocTstr(size_t size, struct CborOut* out) {  in CborAllocTstr()  argument
134   return CborAllocStr(CBOR_TYPE_TSTR, size, out);  in CborAllocTstr()
137 void CborWriteArray(size_t num_elements, struct CborOut* out) {  in CborWriteArray()  argument
138   CborWriteType(CBOR_TYPE_ARRAY, num_elements, out);  in CborWriteArray()
141 void CborWriteMap(size_t num_pairs, struct CborOut* out) {  in CborWriteMap()  argument
142   CborWriteType(CBOR_TYPE_MAP, num_pairs, out);  in CborWriteMap()
145 void CborWriteFalse(struct CborOut* out) {  in CborWriteFalse()  argument
146   CborWriteType(CBOR_TYPE_SIMPLE, /*val=*/20, out);  in CborWriteFalse()
149 void CborWriteTrue(struct CborOut* out) {  in CborWriteTrue()  argument
150   CborWriteType(CBOR_TYPE_SIMPLE, /*val=*/21, out);  in CborWriteTrue()
153 void CborWriteNull(struct CborOut* out) {  in CborWriteNull()  argument
154   CborWriteType(CBOR_TYPE_SIMPLE, /*val=*/22, out);  in CborWriteNull()