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author | Collin L. Walling <walling@linux.vnet.ibm.com> | 2018-02-23 10:43:10 -0500 |
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committer | Thomas Huth <thuth@redhat.com> | 2018-02-26 07:56:54 +0100 |
commit | fc0e208774364c2a8013aa028b742a8dde6d2c2b (patch) | |
tree | e35f4d176dc33c79079a9a44b5d59535c4549acd /pc-bios/s390-ccw/libc.h | |
parent | ac4c5958b1e6165971303cb02598b190485481f5 (diff) | |
download | qemu-fc0e208774364c2a8013aa028b742a8dde6d2c2b.zip qemu-fc0e208774364c2a8013aa028b742a8dde6d2c2b.tar.gz qemu-fc0e208774364c2a8013aa028b742a8dde6d2c2b.tar.bz2 |
s390-ccw: update libc
Moved:
memcmp from bootmap.h to libc.h (renamed from _memcmp)
strlen from sclp.c to libc.h (renamed from _strlen)
Added C standard functions:
isdigit
Added non C-standard function:
uitoa
atoui
Signed-off-by: Collin L. Walling <walling@linux.vnet.ibm.com>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Janosch Frank <frankja@linux.vnet.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Diffstat (limited to 'pc-bios/s390-ccw/libc.h')
-rw-r--r-- | pc-bios/s390-ccw/libc.h | 37 |
1 files changed, 35 insertions, 2 deletions
diff --git a/pc-bios/s390-ccw/libc.h b/pc-bios/s390-ccw/libc.h index 0142ea8..63ece70 100644 --- a/pc-bios/s390-ccw/libc.h +++ b/pc-bios/s390-ccw/libc.h @@ -1,6 +1,8 @@ /* * libc-style definitions and functions * + * Copyright (c) 2013 Alexander Graf <agraf@suse.de> + * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your @@ -19,7 +21,7 @@ typedef unsigned long long uint64_t; static inline void *memset(void *s, int c, size_t n) { - int i; + size_t i; unsigned char *p = s; for (i = 0; i < n; i++) { @@ -33,7 +35,7 @@ static inline void *memcpy(void *s1, const void *s2, size_t n) { uint8_t *dest = s1; const uint8_t *src = s2; - int i; + size_t i; for (i = 0; i < n; i++) { dest[i] = src[i]; @@ -42,4 +44,35 @@ static inline void *memcpy(void *s1, const void *s2, size_t n) return s1; } +static inline int memcmp(const void *s1, const void *s2, size_t n) +{ + size_t i; + const uint8_t *p1 = s1, *p2 = s2; + + for (i = 0; i < n; i++) { + if (p1[i] != p2[i]) { + return p1[i] > p2[i] ? 1 : -1; + } + } + + return 0; +} + +static inline size_t strlen(const char *str) +{ + size_t i; + for (i = 0; *str; i++) { + str++; + } + return i; +} + +static inline int isdigit(int c) +{ + return (c >= '0') && (c <= '9'); +} + +uint64_t atoui(const char *str); +char *uitoa(uint64_t num, char *str, size_t len); + #endif |