160 int32_t utf32_from_utf8_at(const char *src, size_t src_len, size_t index, size_t *next_index)  in utf32_from_utf8_at()  argument
170     int32_t ret = utf32_at_internal(src + index, &num_read);  in utf32_from_utf8_at()
178 ssize_t utf32_to_utf8_length(const char32_t *src, size_t src_len)  in utf32_to_utf8_length()  argument
180     if (src == nullptr || src_len == 0) {  in utf32_to_utf8_length()
185     const char32_t *end = src + src_len;  in utf32_to_utf8_length()
186     while (src < end) {  in utf32_to_utf8_length()
187         size_t char_len = utf32_codepoint_utf8_length(*src++);  in utf32_to_utf8_length()
200 void utf32_to_utf8(const char32_t* src, size_t src_len, char* dst, size_t dst_len)  in utf32_to_utf8()  argument
202     if (src == nullptr || src_len == 0 || dst == nullptr) {  in utf32_to_utf8()
206     const char32_t *cur_utf32 = src;  in utf32_to_utf8()
207     const char32_t *end_utf32 = src + src_len;  in utf32_to_utf8()
257 char16_t *strcpy16(char16_t *dst, const char16_t *src)  in strcpy16()  argument
260   const char16_t *p = src;  in strcpy16()
291 char16_t* strstr16(const char16_t* src, const char16_t* target)  in strstr16()  argument
294     if (needle == '\0') return (char16_t*)src;  in strstr16()
299             if (*src == '\0') {  in strstr16()
302         } while (*src++ != needle);  in strstr16()
303     } while (strncmp16(src, target, target_len) != 0);  in strstr16()
304     src--;  in strstr16()
306     return (char16_t*)src;  in strstr16()
328 void utf16_to_utf8(const char16_t* src, size_t src_len, char* dst, size_t dst_len)  in utf16_to_utf8()  argument
330     if (src == nullptr || src_len == 0 || dst == nullptr) {  in utf16_to_utf8()
334     const char16_t* cur_utf16 = src;  in utf16_to_utf8()
335     const char16_t* const end_utf16 = src + src_len;  in utf16_to_utf8()
362 ssize_t utf8_length(const char *src)  in utf8_length()  argument
364     const char *cur = src;  in utf8_length()
405 ssize_t utf16_to_utf8_length(const char16_t *src, size_t src_len)  in utf16_to_utf8_length()  argument
407     if (src == nullptr || src_len == 0) {  in utf16_to_utf8_length()
412     const char16_t* const end = src + src_len;  in utf16_to_utf8_length()
413     while (src < end) {  in utf16_to_utf8_length()
415         if ((*src & 0xFC00) == 0xD800 && (src + 1) < end  in utf16_to_utf8_length()
416                 && (*(src + 1) & 0xFC00) == 0xDC00) {  in utf16_to_utf8_length()
419             src += 2;  in utf16_to_utf8_length()
421             char_len = utf32_codepoint_utf8_length((char32_t)*src++);  in utf16_to_utf8_length()
455 size_t utf8_to_utf32_length(const char *src, size_t src_len)  in utf8_to_utf32_length()  argument
457     if (src == nullptr || src_len == 0) {  in utf8_to_utf32_length()
464     for (cur = src, end = src + src_len, num_to_skip = 1;  in utf8_to_utf32_length()
480 void utf8_to_utf32(const char* src, size_t src_len, char32_t* dst)  in utf8_to_utf32()  argument
482     if (src == nullptr || src_len == 0 || dst == nullptr) {  in utf8_to_utf32()
486     const char* cur = src;  in utf8_to_utf32()
487     const char* const end = src + src_len;  in utf8_to_utf32()
497 static inline uint32_t utf8_to_utf32_codepoint(const uint8_t *src, size_t length)  in utf8_to_utf32_codepoint()  argument
504             return src[0];  in utf8_to_utf32_codepoint()
506             unicode = src[0] & 0x1f;  in utf8_to_utf32_codepoint()
507             utf8_shift_and_mask(&unicode, src[1]);  in utf8_to_utf32_codepoint()
510             unicode = src[0] & 0x0f;  in utf8_to_utf32_codepoint()
511             utf8_shift_and_mask(&unicode, src[1]);  in utf8_to_utf32_codepoint()
512             utf8_shift_and_mask(&unicode, src[2]);  in utf8_to_utf32_codepoint()
515             unicode = src[0] & 0x07;  in utf8_to_utf32_codepoint()
516             utf8_shift_and_mask(&unicode, src[1]);  in utf8_to_utf32_codepoint()
517             utf8_shift_and_mask(&unicode, src[2]);  in utf8_to_utf32_codepoint()
518             utf8_shift_and_mask(&unicode, src[3]);  in utf8_to_utf32_codepoint()
576         const uint8_t* src, size_t srcLen, char16_t* dst, size_t dstLen) {  in utf8_to_utf16_no_null_terminator()  argument
582     const uint8_t* const u8end = src + srcLen;  in utf8_to_utf16_no_null_terminator()
583     const uint8_t* u8cur = src;  in utf8_to_utf16_no_null_terminator()