Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / ipxe / src / include / stdlib.h

diff --git a/qemu/roms/ipxe/src/include/stdlib.h b/qemu/roms/ipxe/src/include/stdlib.h
new file mode 100644 (file)
index 0000000..2951522
--- /dev/null
+++ b/qemu/roms/ipxe/src/include/stdlib.h
@@ -0,0 +1,103 @@
+#ifndef STDLIB_H
+#define STDLIB_H
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#include <stdint.h>
+#include <assert.h>
+
+/*****************************************************************************
+ *
+ * Numeric parsing
+ *
+ ****************************************************************************
+ */
+
+static inline int strtoul_base ( const char **pp, int base )
+{
+       const char *p = *pp;
+
+       if ( base == 0 ) {
+               base = 10;
+               if ( *p == '0' ) {
+                       p++;
+                       base = 8;
+                       if ( ( *p | 0x20 ) == 'x' ) {
+                               p++;
+                               base = 16;
+                       }
+               }
+       }
+
+       *pp = p;
+
+       return base;
+}
+
+extern unsigned int strtoul_charval ( unsigned int charval );
+extern unsigned long strtoul ( const char *p, char **endp, int base );
+extern unsigned long long strtoull ( const char *p, char **endp, int base );
+
+
+/*****************************************************************************
+ *
+ * Memory allocation
+ *
+ ****************************************************************************
+ */
+
+extern void * __malloc malloc ( size_t size );
+extern void * realloc ( void *old_ptr, size_t new_size );
+extern void free ( void *ptr );
+extern void * __malloc zalloc ( size_t len );
+
+/**
+ * Allocate cleared memory
+ *
+ * @v nmemb            Number of members
+ * @v size             Size of each member
+ * @ret ptr            Allocated memory
+ *
+ * Allocate memory as per malloc(), and zero it.
+ *
+ * This is implemented as a static inline, with the body of the
+ * function in zalloc(), since in most cases @c nmemb will be 1 and
+ * doing the multiply is just wasteful.
+ */
+static inline void * __malloc calloc ( size_t nmemb, size_t size ) {
+       return zalloc ( nmemb * size );
+}
+
+/*****************************************************************************
+ *
+ * Random number generation
+ *
+ ****************************************************************************
+ */
+
+extern long int random ( void );
+extern void srandom ( unsigned int seed );
+
+static inline int rand ( void ) {
+       return random();
+}
+
+static inline void srand ( unsigned int seed ) {
+       srandom ( seed );
+}
+
+/*****************************************************************************
+ *
+ * Miscellaneous
+ *
+ ****************************************************************************
+ */
+
+static inline __attribute__ (( always_inline )) int abs ( int value ) {
+       return __builtin_abs ( value );
+}
+
+extern int system ( const char *command );
+extern __asmcall int main ( void );
+
+#endif /* STDLIB_H */