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32bit integer from ascii helpers

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This commit is contained in:
Nikita Smith
2024-12-06 11:53:16 -08:00
parent 2bf3194cff
commit 3851604705
2 changed files with 18 additions and 8 deletions
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src/base/base_strings.c
+13 -5
View File
@@ -549,6 +549,13 @@ u64_from_str8(String8 string, U32 radix){
return(x); return(x);
} }
internal S64
s64_from_str8(String8 string, U32 radix){
S64 sign = sign_from_str8(string, &string);
S64 x = (S64)u64_from_str8(string, radix) * sign;
return(x);
}
internal U32 internal U32
u32_from_str8(String8 string, U32 radix) u32_from_str8(String8 string, U32 radix)
{ {
@@ -557,11 +564,12 @@ u32_from_str8(String8 string, U32 radix)
return x32; return x32;
} }
internal S64 internal S32
s64_from_str8(String8 string, U32 radix){ s32_from_str8(String8 string, U32 radix)
S64 sign = sign_from_str8(string, &string); {
S64 x = (S64)u64_from_str8(string, radix) * sign; S64 x64 = s64_from_str8(string, radix);
return(x); S32 x32 = safe_cast_s32(x64);
return x32;
} }
internal B32 internal B32
src/base/base_strings.h
+5 -3
View File
@@ -236,9 +236,10 @@ internal String8 push_str8f(Arena *arena, char *fmt, ...);
internal S64 sign_from_str8(String8 string, String8 *string_tail); internal S64 sign_from_str8(String8 string, String8 *string_tail);
internal B32 str8_is_integer(String8 string, U32 radix); internal B32 str8_is_integer(String8 string, U32 radix);
internal U32 u32_from_str8(String8 string, U32 radix);
internal U64 u64_from_str8(String8 string, U32 radix); internal U64 u64_from_str8(String8 string, U32 radix);
internal S64 s64_from_str8(String8 string, U32 radix); internal S64 s64_from_str8(String8 string, U32 radix);
internal U32 u32_from_str8(String8 string, U32 radix);
internal S32 s32_from_str8(String8 string, U32 radix);
internal B32 try_u64_from_str8_c_rules(String8 string, U64 *x); internal B32 try_u64_from_str8_c_rules(String8 string, U64 *x);
internal B32 try_s64_from_str8_c_rules(String8 string, S64 *x); internal B32 try_s64_from_str8_c_rules(String8 string, S64 *x);
@@ -399,10 +400,11 @@ internal void str8_serial_push_string(Arena *arena, String8List *srl, String8
internal U64 str8_deserial_read(String8 string, U64 off, void *read_dst, U64 read_size, U64 granularity); internal U64 str8_deserial_read(String8 string, U64 off, void *read_dst, U64 read_size, U64 granularity);
internal U64 str8_deserial_find_first_match(String8 string, U64 off, U16 scan_val); internal U64 str8_deserial_find_first_match(String8 string, U64 off, U16 scan_val);
internal void * str8_deserial_get_raw_ptr(String8 string, U64 off, U64 size);internal U64 str8_deserial_read_cstr(String8 string, U64 off, String8 *cstr_out); internal void * str8_deserial_get_raw_ptr(String8 string, U64 off, U64 size);
internal U64 str8_deserial_read_cstr(String8 string, U64 off, String8 *cstr_out);
internal U64 str8_deserial_read_windows_utf16_string16(String8 string, U64 off, String16 *str_out); internal U64 str8_deserial_read_windows_utf16_string16(String8 string, U64 off, String16 *str_out);
internal U64 str8_deserial_read_block(String8 string, U64 off, U64 size, String8 *block_out); internal U64 str8_deserial_read_block(String8 string, U64 off, U64 size, String8 *block_out);
#define str8_deserial_read_array(string, off, ptr, count) str8_deserial_read((string), (off), (ptr), sizeof(*(ptr))*(count), sizeof(*(ptr))) #define str8_deserial_read_array(string, off, ptr, count) str8_deserial_read((string), (off), (ptr), sizeof(*(ptr))*(count), sizeof(*(ptr)))
#define str8_deserial_read_struct(string, off, ptr) str8_deserial_read((string), (off), (ptr), sizeof(*(ptr)), sizeof(*(ptr))) #define str8_deserial_read_struct(string, off, ptr) str8_deserial_read_array(string, off, ptr, 1)
#endif // BASE_STRINGS_H #endif // BASE_STRINGS_H