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Diffstat (limited to 'dev/Boot/BootKit/Support.h')
| -rw-r--r-- | dev/Boot/BootKit/Support.h | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/dev/Boot/BootKit/Support.h b/dev/Boot/BootKit/Support.h deleted file mode 100644 index 3c79262b..00000000 --- a/dev/Boot/BootKit/Support.h +++ /dev/null @@ -1,173 +0,0 @@ -/* ------------------------------------------- - - Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved. - -------------------------------------------- */ - -#pragma once - -/// @file Support.h -/// @brief Purpose of this file is to help port libs into the bootloader. - -#ifndef __aarch64__ -#include <string.h> -#endif - -#define kLongMax ((long)(~0UL >> 1)) -#define kLongMin (~kLongMax) - -#ifdef __BOOTZ__ - -/// @brief memset definition in C++. -/// @param dst destination pointer. -/// @param byte value to fill in. -/// @param len length of of src. -EXTERN_C void* memset(void* dst, int byte, long long unsigned int len); - -/// @brief memcpy definition in C++. -/// @param dst destination pointer. -/// @param src source pointer. -/// @param len length of of src. -EXTERN_C void* memcpy(void* dst, const void* src, long long unsigned int len); - -/// @brief strlen definition in C++. -EXTERN_C size_t strlen(const char* whatToCheck); - -/// @brief strcmp definition in C++. -EXTERN_C int strcmp(const char* whatToCheck, const char* whatToCheckRight); - -#else - -#include <string.h> - -#endif // __BOOTZ__ - -#define SetMem(dst, c, sz) memset(dst, c, sz) -#define MoveMem(dst, src, sz) memcpy(dst, src, sz) -#define CopyMem(dst, src, sz) memcpy(dst, src, sz) -#define StrLen(src) strlen(src) -#define StrCmp(dst, src) strcmp(dst, src) - -inline int IsSpace(int c) -{ - return c == ' '; -} - -inline int StringNCompare(const char* destination, const char* source, long length) -{ - long err = 0; - - for (long i = 0UL; i < length; ++i) - { - if (source[i] != destination[i]) - ++err; - } - - return err; -} - -inline long StringToLong(const char* nptr, char** endptr, int base) -{ - const char *p = nptr, *endp; - bool is_neg = 0, overflow = 0; - - /* Need unsigned so (-kLongMin) can fit in these: */ - unsigned long n = 0UL, cutoff; - int cutlim; - - if (base < 0 || base == 1 || base > 36) - { - return 0L; - } - - endp = nptr; - - while (IsSpace(*p)) - p++; - - if (*p == '+') - { - p++; - } - else if (*p == '-') - { - is_neg = 1, p++; - } - if (*p == '0') - { - p++; - /* For strtol(" 0xZ", &endptr, 16), endptr should point to 'x'; - * pointing to ' ' or '0' is non-compliant. - * (Many implementations do this wrong.) */ - endp = p; - if (base == 16 && (*p == 'X' || *p == 'x')) - { - p++; - } - else if (base == 2 && (*p == 'B' || *p == 'b')) - { - /* C23 standard supports "0B" and "0b" prefixes. */ - p++; - } - else if (base == 0) - { - if (*p == 'X' || *p == 'x') - { - base = 16, p++; - } - else if (*p == 'B' || *p == 'b') - { - base = 2, p++; - } - else - { - base = 8; - } - } - } - else if (base == 0) - { - base = 10; - } - - cutoff = (is_neg) ? -(kLongMin / base) : kLongMax / base; - cutlim = (is_neg) ? -(kLongMin % base) : kLongMax % base; - - while (1) - { - int c; - if (*p >= 'A') - c = ((*p - 'A') & (~('a' ^ 'A'))) + 10; - else if (*p <= '9') - c = *p - '0'; - else - break; - if (c < 0 || c >= base) - break; - endp = ++p; - if (overflow) - { - /* endptr should go forward and point to the non-digit character - * (of the given base); required by ANSI standard. */ - if (endptr) - continue; - break; - } - if (n > cutoff || (n == cutoff && c > cutlim)) - { - overflow = 1; - continue; - } - n = n * base + c; - } - - if (endptr) - *endptr = (char*)endp; - - if (overflow) - { - return ((is_neg) ? kLongMin : kLongMax); - } - - return (long)((is_neg) ? -n : n); -} |
