| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | #ifndef UTIL_STRING_H | ||
| 2 | #define UTIL_STRING_H | ||
| 3 | |||
| 4 | #include <stddef.h> | ||
| 5 | #include <string.h> | ||
| 6 | #include "bit.h" | ||
| 7 | #include "macros.h" | ||
| 8 | #include "str-util.h" | ||
| 9 | #include "string-view.h" | ||
| 10 | #include "unicode.h" | ||
| 11 | #include "xmalloc.h" | ||
| 12 | |||
| 13 | typedef struct { | ||
| 14 | unsigned char NONSTRING *buffer; | ||
| 15 | size_t alloc; | ||
| 16 | size_t len; | ||
| 17 | } String; | ||
| 18 | |||
| 19 | #define STRING_INIT { \ | ||
| 20 | .buffer = NULL, \ | ||
| 21 | .alloc = 0, \ | ||
| 22 | .len = 0 \ | ||
| 23 | } | ||
| 24 | |||
| 25 | #define string_append_literal(s, x) string_append_buf(s, x, STRLEN(x)) | ||
| 26 | |||
| 27 | void string_append_buf(String *s, const char *ptr, size_t len) NONNULL_ARG(1) NONNULL_ARG_IF_NONZERO_LENGTH(2, 3); | ||
| 28 | |||
| 29 | 28511 | static inline String string_new(size_t size) | |
| 30 | { | ||
| 31 | 28511 | size = next_multiple(size, 16); | |
| 32 | 57022 | return (String) { | |
| 33 |
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28511 | .buffer = size ? xmalloc(size) : NULL, |
| 34 | .alloc = size, | ||
| 35 | .len = 0 | ||
| 36 | }; | ||
| 37 | } | ||
| 38 | |||
| 39 | 1 | static inline void string_append_string(String *s1, const String *s2) | |
| 40 | { | ||
| 41 | 1 | string_append_buf(s1, s2->buffer, s2->len); | |
| 42 | 1 | } | |
| 43 | |||
| 44 | 627 | static inline void string_append_cstring(String *s, const char *cstr) | |
| 45 | { | ||
| 46 | 627 | string_append_buf(s, cstr, strlen(cstr)); | |
| 47 | 627 | } | |
| 48 | |||
| 49 | 8850 | static inline void string_append_strview(String *s, const StringView *sv) | |
| 50 | { | ||
| 51 | 8850 | string_append_buf(s, sv->data, sv->length); | |
| 52 | 8850 | } | |
| 53 | |||
| 54 | 5 | static inline void string_replace_byte(String *s, char byte, char rep) | |
| 55 | { | ||
| 56 |
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5 | if (s->len) { |
| 57 | 4 | strn_replace_byte(s->buffer, s->len, byte, rep); | |
| 58 | } | ||
| 59 | 5 | } | |
| 60 | |||
| 61 | 2 | static inline StringView strview_from_string(const String *s) | |
| 62 | { | ||
| 63 | 2 | return string_view(s->buffer, s->len); | |
| 64 | } | ||
| 65 | |||
| 66 | 8314 | static inline size_t string_clear(String *s) | |
| 67 | { | ||
| 68 | 8314 | size_t oldlen = s->len; | |
| 69 | 8314 | s->len = 0; | |
| 70 | 8314 | return oldlen; | |
| 71 | } | ||
| 72 | |||
| 73 | char *string_reserve_space(String *s, size_t more) NONNULL_ARGS_AND_RETURN; | ||
| 74 | void string_append_byte(String *s, unsigned char byte) NONNULL_ARGS; | ||
| 75 | size_t string_append_codepoint(String *s, CodePoint u) NONNULL_ARGS; | ||
| 76 | size_t string_insert_codepoint(String *s, size_t pos, CodePoint u) NONNULL_ARGS; | ||
| 77 | void string_insert_buf(String *s, size_t pos, const char *buf, size_t len) NONNULL_ARG(1) NONNULL_ARG_IF_NONZERO_LENGTH(3, 4); | ||
| 78 | void string_append_memset(String *s, unsigned char byte, size_t len) NONNULL_ARGS; | ||
| 79 | void string_sprintf(String *s, const char *fmt, ...) PRINTF(2) NONNULL_ARGS; | ||
| 80 | char *string_steal_cstring(String *s) NONNULL_ARGS_AND_RETURN; | ||
| 81 | char *string_clone_cstring(const String *s) XSTRDUP; | ||
| 82 | const char *string_borrow_cstring(String *s) NONNULL_ARGS_AND_RETURN; | ||
| 83 | void string_remove(String *s, size_t pos, size_t len) NONNULL_ARGS; | ||
| 84 | void string_free(String *s) NONNULL_ARGS; | ||
| 85 | |||
| 86 | #endif | ||
| 87 |