diff options
Diffstat (limited to 'src/backend/utils/adt/char.c')
| -rw-r--r-- | src/backend/utils/adt/char.c | 322 |
1 files changed, 1 insertions, 321 deletions
diff --git a/src/backend/utils/adt/char.c b/src/backend/utils/adt/char.c index 23bfd4c20b0..5a32bceeb66 100644 --- a/src/backend/utils/adt/char.c +++ b/src/backend/utils/adt/char.c @@ -3,16 +3,12 @@ * char.c-- * Functions for the built-in type "char". * Functions for the built-in type "cid". - * Functions for the built-in type "char2". - * Functions for the built-in type "char4". - * Functions for the built-in type "char8". - * Functions for the built-in type "char16". * * Copyright (c) 1994, Regents of the University of California * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/utils/adt/char.c,v 1.15 1998/02/26 04:36:54 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/utils/adt/char.c,v 1.16 1998/03/30 17:24:00 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -87,42 +83,6 @@ cidout(int32 c) return (result); } -/* - * char16in - converts "..." to internal reprsentation - * - * Note: - * Currently if strlen(s) < 14, the extra chars are nulls - */ -char * -char16in(char *s) -{ - char *result; - - if (s == NULL) - return (NULL); - result = (char *) palloc(16); - strncpy(result, s, 16); - return (result); -} - -/* - * char16out - converts internal reprsentation to "..." - */ -char * -char16out(char *s) -{ - char *result = (char *) palloc(17); - - if (s == NULL) - { - result[0] = '-'; - result[1] = '\0'; - } - else - StrNCpy(result, s, 17); - return (result); -} - /***************************************************************************** * PUBLIC ROUTINES * @@ -193,283 +153,3 @@ cideq(int8 arg1, int8 arg2) { return (arg1 == arg2); } - -/* - * char16eq - returns 1 iff arguments are equal - * char16ne - returns 1 iff arguments are not equal - * - * BUGS: - * Assumes that "xy\0\0a" should be equal to "xy\0b". - * If not, can do the comparison backwards for efficiency. - * - * char16lt - returns 1 iff a < b - * char16le - returns 1 iff a <= b - * char16gt - returns 1 iff a < b - * char16ge - returns 1 iff a <= b - * - */ -bool -char16eq(char *arg1, char *arg2) -{ - if (arg1 == NULL || arg2 == NULL) - return ((bool) 0); - return (strncmp(arg1, arg2, 16) == 0); -} - -bool -char16ne(char *arg1, char *arg2) -{ - if (arg1 == NULL || arg2 == NULL) - return ((bool) 0); - return (strncmp(arg1, arg2, 16) != 0); -} - -bool -char16lt(char *arg1, char *arg2) -{ - if (arg1 == NULL || arg2 == NULL) - return ((bool) 0); - return (strncmp(arg1, arg2, 16) < 0); -} - -bool -char16le(char *arg1, char *arg2) -{ - if (arg1 == NULL || arg2 == NULL) - return ((bool) 0); - return (strncmp(arg1, arg2, 16) <= 0); -} - -bool -char16gt(char *arg1, char *arg2) -{ - if (arg1 == NULL || arg2 == NULL) - return ((bool) 0); - - return (strncmp(arg1, arg2, 16) > 0); -} - -bool -char16ge(char *arg1, char *arg2) -{ - if (arg1 == NULL || arg2 == NULL) - return ((bool) 0); - - return (strncmp(arg1, arg2, 16) >= 0); -} - - -/* ============================== char2 ============================== */ -uint16 -char2in(char *s) -{ - uint16 res; - - if (s == NULL) - return (0); - - strncpy((char *) &res, s, 2); - return (res); -} - -char * -char2out(uint16 s) -{ - char *result = (char *) palloc(3); - - StrNCpy(result, (char *) &s, 3); - - return (result); -} - -bool -char2eq(uint16 a, uint16 b) -{ - return (strncmp((char *) &a, (char *) &b, 2) == 0); -} - -bool -char2ne(uint16 a, uint16 b) -{ - return (strncmp((char *) &a, (char *) &b, 2) != 0); -} - -bool -char2lt(uint16 a, uint16 b) -{ - return (strncmp((char *) &a, (char *) &b, 2) < 0); -} - -bool -char2le(uint16 a, uint16 b) -{ - return (strncmp((char *) &a, (char *) &b, 2) <= 0); -} - -bool -char2gt(uint16 a, uint16 b) -{ - return (strncmp((char *) &a, (char *) &b, 2) > 0); -} - -bool -char2ge(uint16 a, uint16 b) -{ - return (strncmp((char *) &a, (char *) &b, 2) >= 0); -} - -int32 -char2cmp(uint16 a, uint16 b) -{ - return (strncmp((char *) &a, (char *) &b, 2)); -} - -/* ============================== char4 ============================== */ -uint32 -char4in(char *s) -{ - uint32 res; - - if (s == NULL) - return (0); - - strncpy((char *) &res, s, 4); - - return (res); -} - -char * -char4out(s) -uint32 s; -{ - char *result = (char *) palloc(5); - - StrNCpy(result, (char *) &s, 5); - - return (result); -} - -bool -char4eq(uint32 a, uint32 b) -{ - return (strncmp((char *) &a, (char *) &b, 4) == 0); -} - -bool -char4ne(uint32 a, uint32 b) -{ - return (strncmp((char *) &a, (char *) &b, 4) != 0); -} - -bool -char4lt(uint32 a, uint32 b) -{ - return (strncmp((char *) &a, (char *) &b, 4) < 0); -} - -bool -char4le(uint32 a, uint32 b) -{ - return (strncmp((char *) &a, (char *) &b, 4) <= 0); -} - -bool -char4gt(uint32 a, uint32 b) -{ - return (strncmp((char *) &a, (char *) &b, 4) > 0); -} - -bool -char4ge(uint32 a, uint32 b) -{ - return (strncmp((char *) &a, (char *) &b, 4) >= 0); -} - -int32 -char4cmp(uint32 a, uint32 b) -{ - return (strncmp((char *) &a, (char *) &b, 4)); -} - -/* ============================== char8 ============================== */ -char * -char8in(char *s) -{ - char *result; - - if (s == NULL) - return ((char *) NULL); - - result = (char *) palloc(8); - strncpy(result, s, 8); - return (result); -} - -char * -char8out(char *s) -{ - char *result = (char *) palloc(9); - - if (s == NULL) - { - result[0] = '-'; - result[1] = '\0'; - } - else - StrNCpy(result, s, 9); - return (result); -} - -bool -char8eq(char *arg1, char *arg2) -{ - if (arg1 == NULL || arg2 == NULL) - return ((bool) 0); - return (strncmp(arg1, arg2, 8) == 0); -} - -bool -char8ne(char *arg1, char *arg2) -{ - if (arg1 == NULL || arg2 == NULL) - return ((bool) 0); - return (strncmp(arg1, arg2, 8) != 0); -} - -bool -char8lt(char *arg1, char *arg2) -{ - if (arg1 == NULL || arg2 == NULL) - return ((bool) 0); - return (strncmp(arg1, arg2, 8) < 0); -} - -bool -char8le(char *arg1, char *arg2) -{ - if (arg1 == NULL || arg2 == NULL) - return ((bool) 0); - return (strncmp(arg1, arg2, 8) <= 0); -} - -bool -char8gt(char *arg1, char *arg2) -{ - if (arg1 == NULL || arg2 == NULL) - return ((bool) 0); - return (strncmp(arg1, arg2, 8) > 0); -} - -bool -char8ge(char *arg1, char *arg2) -{ - if (arg1 == NULL || arg2 == NULL) - return ((bool) 0); - return (strncmp(arg1, arg2, 8) >= 0); -} - -int32 -char8cmp(char *arg1, char *arg2) -{ - return (strncmp(arg1, arg2, 8)); -} |