mirror of
https://github.com/ibm-s390-linux/s390-tools.git
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b627b8d8e1
This commit is based on the s390-tools-1.39.0 version. Changes on top of s390-tools-1.39.0: - Add MIT license to all source files - Add LICENSE file - Transform REAMDE to README.md (markdown) - Add AUTHORS.md file - Add CONTRIBUTING.md file - Move changelog from README to CHANGELOG.md file Reviewed-by: Stefan Haberland <sth@linux.vnet.ibm.com> Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
102 lines
2.8 KiB
C
102 lines
2.8 KiB
C
/*
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* zipl - zSeries Initial Program Loader tool
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*
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* Mini libc implementation
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*
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* Copyright IBM Corp. 2013, 2017
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*
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* s390-tools is free software; you can redistribute it and/or modify
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* it under the terms of the MIT license. See LICENSE for details.
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*/
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#ifndef LIBC_H
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#define LIBC_H
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#define NULL ((void *) 0)
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#define EPERM 1 /* Operation not permitted */
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#define ENOENT 2 /* No such file or directory */
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#define ESRCH 3 /* No such process */
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#define EINTR 4 /* Interrupted system call */
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#define EIO 5 /* I/O error */
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#define ENXIO 6 /* No such device or address */
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#define E2BIG 7 /* Argument list too long */
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#define ENOEXEC 8 /* Exec format error */
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#define EBADF 9 /* Bad file number */
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#define ECHILD 10 /* No child processes */
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#define EAGAIN 11 /* Try again */
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#define ENOMEM 12 /* Out of memory */
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#define EACCES 13 /* Permission denied */
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#define EFAULT 14 /* Bad address */
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#define ENOTBLK 15 /* Block device required */
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#define EBUSY 16 /* Device or resource busy */
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#define EEXIST 17 /* File exists */
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#define EXDEV 18 /* Cross-device link */
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#define ENODEV 19 /* No such device */
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#define ENOTDIR 20 /* Not a directory */
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#define EISDIR 21 /* Is a directory */
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#define EINVAL 22 /* Invalid argument */
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#define ENFILE 23 /* File table overflow */
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#define EMFILE 24 /* Too many open files */
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#define ENOTTY 25 /* Not a typewriter */
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#define MIB (1024ULL * 1024)
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typedef unsigned long long uint64_t;
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typedef unsigned int uint32_t;
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typedef unsigned short uint16_t;
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typedef unsigned char uint8_t;
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void printf(const char *, ...);
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void sprintf(char *, const char *, ...);
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void *memcpy(void *, const void *, unsigned long);
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void *memset(void *, int c, unsigned long);
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char *strcat(char *, const char *);
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int strncmp(const char *, const char *, unsigned long);
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unsigned long strtoul(const char *, char **, int);
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unsigned long ebcstrtoul(char *, char **, int);
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int strlen(const char *);
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char *strcpy(char *, const char *);
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unsigned long get_zeroed_page(void);
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void free_page(unsigned long);
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void initialize(void);
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void libc_stop(unsigned long) __attribute__((noreturn));
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void start(void);
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void pgm_check_handler(void);
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void pgm_check_handler_fn(void);
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static inline int isdigit(int c)
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{
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return (c >= '0') && (c <= '9');
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}
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static inline int isspace(char c)
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{
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return (c == 32) || (c >= 9 && c <= 13);
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}
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static inline int ebc_isspace(char c)
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{
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return (c == 0x40) || (c == 0x05) || (c == 0x15) || (c == 0x25) ||
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(c == 0x0b) || (c == 0x0c) || (c == 0x0d);
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}
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static inline int ebc_isdigit(char c)
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{
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return (c >= 0xf0) && (c <= 0xf9);
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}
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static inline int ebc_isupper(char c)
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{
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return (c >= 0xC1 && c <= 0xC9) || (c >= 0xD1 && c <= 0xD9) ||
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(c >= 0xE2 && c <= 0xE9);
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}
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static inline char ebc_tolower(char c)
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{
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if (ebc_isupper(c))
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c -= 0x40;
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return c;
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}
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#endif /* LIBC_H */
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