+++ /dev/null
-/*
- * Shell-like utility functions
- *
- * Copyright 2004, Broadcom Corporation
- * All Rights Reserved.
- *
- * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
- * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
- * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
- *
- */
-
-#ifndef _shutils_h_
-#define _shutils_h_
-#include <string.h>
-/*
- * Reads file and returns contents
- * @param fd file descriptor
- * @return contents of file or NULL if an error occurred
- */
-extern char * fd2str(int fd);
-
-/*
- * Reads file and returns contents
- * @param path path to file
- * @return contents of file or NULL if an error occurred
- */
-extern char * file2str(const char *path);
-
-/*
- * Waits for a file descriptor to become available for reading or unblocked signal
- * @param fd file descriptor
- * @param timeout seconds to wait before timing out or 0 for no timeout
- * @return 1 if descriptor changed status or 0 if timed out or -1 on error
- */
-extern int waitfor(int fd, int timeout);
-
-/*
- * Concatenates NULL-terminated list of arguments into a single
- * commmand and executes it
- * @param argv argument list
- * @param path NULL, ">output", or ">>output"
- * @param timeout seconds to wait before timing out or 0 for no timeout
- * @param ppid NULL to wait for child termination or pointer to pid
- * @return return value of executed command or errno
- */
-extern int _eval(char *const argv[], char *path, int timeout, pid_t *ppid);
-
-/*
- * Concatenates NULL-terminated list of arguments into a single
- * commmand and executes it
- * @param argv argument list
- * @return stdout of executed command or NULL if an error occurred
- */
-extern char * _backtick(char *const argv[]);
-
-/*
- * Kills process whose PID is stored in plaintext in pidfile
- * @param pidfile PID file
- * @return 0 on success and errno on failure
- */
-extern int kill_pidfile(char *pidfile);
-
-/*
- * fread() with automatic retry on syscall interrupt
- * @param ptr location to store to
- * @param size size of each element of data
- * @param nmemb number of elements
- * @param stream file stream
- * @return number of items successfully read
- */
-extern int safe_fread(void *ptr, size_t size, size_t nmemb, FILE *stream);
-
-/*
- * fwrite() with automatic retry on syscall interrupt
- * @param ptr location to read from
- * @param size size of each element of data
- * @param nmemb number of elements
- * @param stream file stream
- * @return number of items successfully written
- */
-extern int safe_fwrite(const void *ptr, size_t size, size_t nmemb, FILE *stream);
-
-/*
- * Convert Ethernet address string representation to binary data
- * @param a string in xx:xx:xx:xx:xx:xx notation
- * @param e binary data
- * @return TRUE if conversion was successful and FALSE otherwise
- */
-extern int ether_atoe(const char *a, unsigned char *e);
-
-/*
- * Convert Ethernet address binary data to string representation
- * @param e binary data
- * @param a string in xx:xx:xx:xx:xx:xx notation
- * @return a
- */
-extern char * ether_etoa(const unsigned char *e, char *a);
-
-/*
- * Concatenate two strings together into a caller supplied buffer
- * @param s1 first string
- * @param s2 second string
- * @param buf buffer large enough to hold both strings
- * @return buf
- */
-static inline char * strcat_r(const char *s1, const char *s2, char *buf)
-{
- strcpy(buf, s1);
- strcat(buf, s2);
- return buf;
-}
-
-/* Check for a blank character; that is, a space or a tab */
-#define isblank(c) ((c) == ' ' || (c) == '\t')
-
-/* Strip trailing CR/NL from string <s> */
-#define chomp(s) ({ \
- char *c = (s) + strlen((s)) - 1; \
- while ((c > (s)) && (*c == '\n' || *c == '\r' || *c == ' ')) \
- *c-- = '\0'; \
- s; \
-})
-
-/* Simple version of _backtick() */
-#define backtick(cmd, args...) ({ \
- char *argv[] = { cmd, ## args, NULL }; \
- _backtick(argv); \
-})
-
-/* Simple version of _eval() (no timeout and wait for child termination) */
-#define eval(cmd, args...) ({ \
- char *argv[] = { cmd, ## args, NULL }; \
- _eval(argv, ">/dev/console", 0, NULL); \
-})
-
-/* Copy each token in wordlist delimited by space into word */
-#define foreach(word, wordlist, next) \
- for (next = &wordlist[strspn(wordlist, " ")], \
- strncpy(word, next, sizeof(word)), \
- word[strcspn(word, " ")] = '\0', \
- word[sizeof(word) - 1] = '\0', \
- next = strchr(next, ' '); \
- strlen(word); \
- next = next ? &next[strspn(next, " ")] : "", \
- strncpy(word, next, sizeof(word)), \
- word[strcspn(word, " ")] = '\0', \
- word[sizeof(word) - 1] = '\0', \
- next = strchr(next, ' '))
-
-/* Return NUL instead of NULL if undefined */
-#define safe_getenv(s) (getenv(s) ? : "")
-
-/* Print directly to the console */
-#define cprintf(fmt, args...) do { \
- FILE *fp = fopen("/dev/console", "w"); \
- if (fp) { \
- fprintf(fp, fmt, ## args); \
- fclose(fp); \
- } \
-} while (0)
-
-/* Debug print */
-#ifdef DEBUG
-#define dprintf(fmt, args...) cprintf("%s: " fmt, __FUNCTION__, ## args)
-#else
-#define dprintf(fmt, args...)
-#endif
-
-#ifdef vxworks
-
-#include <inetLib.h>
-#define inet_aton(a, n) ((inet_aton((a), (n)) == ERROR) ? 0 : 1)
-#define inet_ntoa(n) ({ char a[INET_ADDR_LEN]; inet_ntoa_b ((n), a); a; })
-
-#include <typedefs.h>
-#include <bcmutils.h>
-#define ether_atoe(a, e) bcm_ether_atoe((a), (e))
-#define ether_etoa(e, a) bcm_ether_ntoa((e), (a))
-
-/* These declarations are not available where you would expect them */
-extern int vsnprintf (char *, size_t, const char *, va_list);
-extern int snprintf(char *str, size_t count, const char *fmt, ...);
-extern char *strdup(const char *);
-extern char *strsep(char **stringp, char *delim);
-extern int strcasecmp(const char *s1, const char *s2);
-extern int strncasecmp(const char *s1, const char *s2, size_t n);
-
-/* Neither are socket() and connect() */
-#include <sockLib.h>
-
-#ifdef DEBUG
-#undef dprintf
-#define dprintf printf
-#endif
-#endif
-
-#endif /* _shutils_h_ */
projects / openwrt / staging / florian.git / blobdiff