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authorYang Zhang <yang.z.zhang@intel.com>2015-08-28 09:58:54 +0800
committerYang Zhang <yang.z.zhang@intel.com>2015-09-01 12:44:00 +0800
commite44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch)
tree66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/ipxe/src/include/stdlib.h
parent9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff)
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/include/stdlib.h')
-rw-r--r--qemu/roms/ipxe/src/include/stdlib.h103
1 files changed, 103 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/include/stdlib.h b/qemu/roms/ipxe/src/include/stdlib.h
new file mode 100644
index 000000000..2951522b8
--- /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 */