From f2eabdb6257c09cf2890dac5e9737912728542af Mon Sep 17 00:00:00 2001
From: mrb0nk500 <b0nk@b0nk.xyz>
Date: Thu, 2 Feb 2023 17:29:19 -0400
Subject: global: Add rest of Dolphin SDK proper, add MSL, and MetroTRK

Finally, it links properly.
---
 src/MSL_C.PPCEABI.bare.H/string.c | 201 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 201 insertions(+)
 create mode 100644 src/MSL_C.PPCEABI.bare.H/string.c

(limited to 'src/MSL_C.PPCEABI.bare.H/string.c')

diff --git a/src/MSL_C.PPCEABI.bare.H/string.c b/src/MSL_C.PPCEABI.bare.H/string.c
new file mode 100644
index 0000000..82ca568
--- /dev/null
+++ b/src/MSL_C.PPCEABI.bare.H/string.c
@@ -0,0 +1,201 @@
+#include "string.h"
+
+size_t strlen(const char* str) {
+  size_t len = -1;
+  unsigned char* p = (unsigned char*)str - 1;
+  do {
+    len++;
+  } while (*++p);
+  return len;
+}
+
+char*(strcpy)(char* dst, const char* src) {
+  unsigned char *destb, *fromb;
+  unsigned int w, t, align;
+  unsigned int k1;
+  unsigned int k2;
+
+  fromb = (unsigned char*)src;
+  destb = (unsigned char*)dst;
+
+  if ((align = ((int)fromb & 3)) != ((int)destb & 3)) {
+    goto bytecopy;
+  }
+
+  if (align) {
+    if ((*destb = *fromb) == 0) {
+      return dst;
+    }
+
+    for (align = 3 - align; align; align--) {
+      if ((*(++destb) = *(++fromb)) == 0) {
+        return dst;
+      }
+    }
+    ++destb;
+    ++fromb;
+  }
+
+  k1 = 0x80808080;
+  k2 = 0xfefefeff;
+
+  w = *((int*)(fromb));
+  t = w + k2;
+  t &= k1;
+  if (t) {
+    goto bytecopy;
+  }
+
+  --((int*)(destb));
+
+  do {
+    *(++((int*)(destb))) = w;
+    w = *(++((int*)(fromb)));
+
+    t = w + k2;
+    t &= k1;
+    if (t)
+      goto adjust;
+  } while (1);
+
+adjust:
+  ++((int*)(destb));
+
+bytecopy:
+  if ((*destb = *fromb) == 0)
+    return (dst);
+  do {
+    if ((*(++destb) = *(++fromb)) == 0)
+      return dst;
+  } while (1);
+
+  return dst;
+}
+
+char* strncpy(char* dst, const char* src, size_t n) {
+  const unsigned char* p = (const unsigned char*)src - 1;
+  unsigned char* q = (unsigned char*)dst - 1;
+  unsigned char zero = 0;
+
+  n++;
+
+  while (--n)
+    if (!(*++q = *++p)) {
+      while (--n)
+        *++q = 0;
+      break;
+    }
+
+  return dst;
+}
+
+int strcmp(const char* str1, const char* str2) {
+  unsigned char* left = (unsigned char*)str1;
+  unsigned char* right = (unsigned char*)str2;
+  unsigned int k1, k2, align, l1, r1, x;
+
+  l1 = *left;
+  r1 = *right;
+  if (l1 - r1) {
+    return l1 - r1;
+  }
+
+  if ((align = ((int)left & 3)) != ((int)right & 3)) {
+    goto bytecopy;
+  }
+  if (align) {
+    if (l1 == 0) {
+      return 0;
+    }
+    for (align = 3 - align; align; align--) {
+      l1 = *(++left);
+      r1 = *(++right);
+      if (l1 - r1) {
+        return l1 - r1;
+      }
+      if (l1 == 0) {
+        return 0;
+      }
+    }
+    left++;
+    right++;
+  }
+
+  k1 = 0x80808080;
+  k2 = 0xfefefeff;
+
+  l1 = *(int*)left;
+  r1 = *(int*)right;
+  x = l1 + k2;
+  if (x & k1) {
+    goto adjust;
+  }
+  while (l1 == r1) {
+    l1 = *(++((int*)(left)));
+    r1 = *(++((int*)(right)));
+    x = l1 + k2;
+    if (x & k1) {
+      goto adjust;
+    }
+  }
+
+  if (l1 > r1) {
+    return 1;
+  }
+
+  return -1;
+
+adjust:
+  l1 = *left;
+  r1 = *right;
+  if (l1 - r1) {
+    return l1 - r1;
+  }
+
+bytecopy:
+  if (l1 == 0) {
+    return 0;
+  }
+
+  do {
+    l1 = *(++left);
+    r1 = *(++right);
+    if (l1 - r1) {
+      return l1 - r1;
+    }
+    if (l1 == 0) {
+      return 0;
+    }
+  } while (1);
+}
+
+int strncmp(const char* str1, const char* str2, size_t n) {
+  const unsigned char* p1 = (unsigned char*)str1 - 1;
+  const unsigned char* p2 = (unsigned char*)str2 - 1;
+  unsigned long c1, c2;
+
+  n++;
+
+  while (--n) {
+    if ((c1 = *++p1) != (c2 = *++p2)) {
+      return (c1 - c2);
+    } else if (!c1) {
+      break;
+    }
+  }
+
+  return 0;
+}
+
+char* strchr(const char* str, int chr) {
+  const unsigned char* p = (unsigned char*)str - 1;
+  unsigned long c = (chr & 0xff);
+  unsigned long ch;
+
+  while (ch = *++p) {
+    if (ch == c)
+      return ((char*)p);
+  }
+
+  return (c ? 0 : (char*)p);
+}
-- 
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