diff options
Diffstat (limited to 'ldso/include/ld_string.h')
| -rw-r--r-- | ldso/include/ld_string.h | 281 |
1 files changed, 0 insertions, 281 deletions
diff --git a/ldso/include/ld_string.h b/ldso/include/ld_string.h deleted file mode 100644 index 6fd266fc2..000000000 --- a/ldso/include/ld_string.h +++ /dev/null @@ -1,281 +0,0 @@ -#ifndef _LINUX_STRING_H_ -#define _LINUX_STRING_H_ - -extern void *_dl_malloc(int size); -extern char *_dl_getenv(const char *symbol, char **envp); -extern void _dl_unsetenv(const char *symbol, char **envp); -extern char *_dl_strdup(const char *string); -extern void _dl_dprintf(int, const char *, ...); - - -static size_t _dl_strlen(const char * str); -static char *_dl_strcat(char *dst, const char *src); -static char * _dl_strcpy(char * dst,const char *src); -static int _dl_strcmp(const char * s1,const char * s2); -static int _dl_strncmp(const char * s1,const char * s2,size_t len); -static char * _dl_strchr(const char * str,int c); -static char *_dl_strrchr(const char *str, int c); -static char *_dl_strstr(const char *s1, const char *s2); -static void * _dl_memcpy(void * dst, const void * src, size_t len); -static int _dl_memcmp(const void * s1,const void * s2,size_t len); -static void *_dl_memset(void * str,int c,size_t len); -static char *_dl_get_last_path_component(char *path); -static char *_dl_simple_ltoa(char * local, unsigned long i); -static char *_dl_simple_ltoahex(char * local, unsigned long i); - -#ifndef NULL -#define NULL ((void *) 0) -#endif - -static inline size_t _dl_strlen(const char * str) -{ - register char *ptr = (char *) str; - - while (*ptr) - ptr++; - return (ptr - str); -} - -static inline char *_dl_strcat(char *dst, const char *src) -{ - register char *ptr = dst; - - while (*ptr) - ptr++; - - while (*src) - *ptr++ = *src++; - *ptr = '\0'; - - return dst; -} - -static inline char * _dl_strcpy(char * dst,const char *src) -{ - register char *ptr = dst; - - while (*src) - *dst++ = *src++; - *dst = '\0'; - - return ptr; -} - -static inline int _dl_strcmp(const char * s1,const char * s2) -{ - register unsigned char c1, c2; - - do { - c1 = (unsigned char) *s1++; - c2 = (unsigned char) *s2++; - if (c1 == '\0') - return c1 - c2; - } - while (c1 == c2); - - return c1 - c2; -} - -static inline int _dl_strncmp(const char * s1,const char * s2,size_t len) -{ - register unsigned char c1 = '\0'; - register unsigned char c2 = '\0'; - - while (len > 0) { - c1 = (unsigned char) *s1++; - c2 = (unsigned char) *s2++; - if (c1 == '\0' || c1 != c2) - return c1 - c2; - len--; - } - - return c1 - c2; -} - -static inline char * _dl_strchr(const char * str,int c) -{ - register char ch; - - do { - if ((ch = *str) == c) - return (char *) str; - str++; - } - while (ch); - - return 0; -} - -static inline char *_dl_strrchr(const char *str, int c) -{ - register char *prev = 0; - register char *ptr = (char *) str; - - while (*ptr != '\0') { - if (*ptr == c) - prev = ptr; - ptr++; - } - if (c == '\0') - return(ptr); - return(prev); -} - - -static inline char *_dl_strstr(const char *s1, const char *s2) -{ - register const char *s = s1; - register const char *p = s2; - - do { - if (!*p) { - return (char *) s1;; - } - if (*p == *s) { - ++p; - ++s; - } else { - p = s2; - if (!*s) { - return NULL; - } - s = ++s1; - } - } while (1); -} - -static inline void * _dl_memcpy(void * dst, const void * src, size_t len) -{ - register char *a = dst; - register const char *b = src; - - while (len--) - *a++ = *b++; - - return dst; -} - - -static inline int _dl_memcmp(const void * s1,const void * s2,size_t len) -{ - unsigned char *c1 = (unsigned char *)s1; - unsigned char *c2 = (unsigned char *)s2; - - while (len--) { - if (*c1 != *c2) - return *c1 - *c2; - c1++; - c2++; - } - return 0; -} - -static inline void * _dl_memset(void * str,int c,size_t len) -{ - register char *a = str; - - while (len--) - *a++ = c; - - return str; -} - -static inline char *_dl_get_last_path_component(char *path) -{ - char *s; - register char *ptr = path; - register char *prev = 0; - - while (*ptr) - ptr++; - s = ptr - 1; - - /* strip trailing slashes */ - while (s != path && *s == '/') { - *s-- = '\0'; - } - - /* find last component */ - ptr = path; - while (*ptr != '\0') { - if (*ptr == '/') - prev = ptr; - ptr++; - } - s = prev; - - if (s == NULL || s[1] == '\0') - return path; - else - return s+1; -} - -/* Early on, we can't call printf, so use this to print out - * numbers using the SEND_STDERR() macro */ -static inline char *_dl_simple_ltoa(char * local, unsigned long i) -{ - /* 21 digits plus null terminator, good for 64-bit or smaller ints */ - char *p = &local[22]; - *p-- = '\0'; - do { - *p-- = '0' + i % 10; - i /= 10; - } while (i > 0); - return p + 1; -} - -static inline char *_dl_simple_ltoahex(char * local, unsigned long i) -{ - /* 21 digits plus null terminator, good for 64-bit or smaller ints */ - char *p = &local[22]; - *p-- = '\0'; - do { - char temp = i % 0x10; - if (temp <= 0x09) - *p-- = '0' + temp; - else - *p-- = 'a' - 0x0a + temp; - i /= 0x10; - } while (i > 0); - *p-- = 'x'; - *p-- = '0'; - return p + 1; -} - - -#if defined(mc68000) || defined(__arm__) || defined(__mips__) || defined(__sh__) || defined(__powerpc__) -/* On some arches constant strings are referenced through the GOT. */ -/* XXX Requires load_addr to be defined. */ -#define SEND_STDERR(X) \ - { const char *__s = (X); \ - if (__s < (const char *) load_addr) __s += load_addr; \ - _dl_write (2, __s, _dl_strlen (__s)); \ - } -#else -#define SEND_STDERR(X) _dl_write(2, X, _dl_strlen(X)); -#endif - -#define SEND_ADDRESS_STDERR(X, add_a_newline) { \ - char tmp[22], *tmp1; \ - _dl_memset(tmp, 0, sizeof(tmp)); \ - tmp1=_dl_simple_ltoahex( tmp, (unsigned long)(X)); \ - _dl_write(2, tmp1, _dl_strlen(tmp1)); \ - if (add_a_newline) { \ - tmp[0]='\n'; \ - _dl_write(2, tmp, 1); \ - } \ -}; - -#define SEND_NUMBER_STDERR(X, add_a_newline) { \ - char tmp[22], *tmp1; \ - _dl_memset(tmp, 0, sizeof(tmp)); \ - tmp1=_dl_simple_ltoa( tmp, (unsigned long)(X)); \ - _dl_write(2, tmp1, _dl_strlen(tmp1)); \ - if (add_a_newline) { \ - tmp[0]='\n'; \ - _dl_write(2, tmp, 1); \ - } \ -}; - - -#endif |