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authorkpfleming <kpfleming@f38db490-d61c-443f-a65b-d21fe96a405b>2005-07-20 00:13:15 +0000
committerkpfleming <kpfleming@f38db490-d61c-443f-a65b-d21fe96a405b>2005-07-20 00:13:15 +0000
commit329b86c53d1765d5486867b09c949e8153943da5 (patch)
tree9ecf67ec4be4a6e06a4d158c8b3528f7099f85e8 /strcompat.c
parenta246ce557ac01eb6216269c745bda4df49684c5e (diff)
move strtoq into new string files (bug #4740)
git-svn-id: http://svn.digium.com/svn/asterisk/trunk@6171 f38db490-d61c-443f-a65b-d21fe96a405b
Diffstat (limited to 'strcompat.c')
-rwxr-xr-xstrcompat.c95
1 files changed, 0 insertions, 95 deletions
diff --git a/strcompat.c b/strcompat.c
index 1814dcd12..be79a595a 100755
--- a/strcompat.c
+++ b/strcompat.c
@@ -31,101 +31,6 @@ char* strsep(char** str, const char* delims)
}
-#define LONG_MIN (-9223372036854775807L-1L)
- /* min value of a "long int" */
-#define LONG_MAX 9223372036854775807L
- /* max value of a "long int" */
-
-/*
- * Convert a string to a quad integer.
- *
- * Ignores `locale' stuff. Assumes that the upper and lower case
- * alphabets and digits are each contiguous.
- */
-uint64_t
-strtoq(const char *nptr, char **endptr, int base)
-{
- const char *s;
- uint64_t acc;
- unsigned char c;
- uint64_t qbase, cutoff;
- int neg, any, cutlim;
-
- /*
- * Skip white space and pick up leading +/- sign if any.
- * If base is 0, allow 0x for hex and 0 for octal, else
- * assume decimal; if base is already 16, allow 0x.
- */
- s = nptr;
- do {
- c = *s++;
- } while (isspace(c));
- if (c == '-') {
- neg = 1;
- c = *s++;
- } else {
- neg = 0;
- if (c == '+')
- c = *s++;
- }
- if ((base == 0 || base == 16) &&
- c == '\0' && (*s == 'x' || *s == 'X')) {
- c = s[1];
- s += 2;
- base = 16;
- }
- if (base == 0)
- base = c == '\0' ? 8 : 10;
-
- /*
- * Compute the cutoff value between legal numbers and illegal
- * numbers. That is the largest legal value, divided by the
- * base. An input number that is greater than this value, if
- * followed by a legal input character, is too big. One that
- * is equal to this value may be valid or not; the limit
- * between valid and invalid numbers is then based on the last
- * digit. For instance, if the range for quads is
- * [-9223372036854775808..9223372036854775807] and the input base
- * is 10, cutoff will be set to 922337203685477580 and cutlim to
- * either 7 (neg==0) or 8 (neg==1), meaning that if we have
- * accumulated a value > 922337203685477580, or equal but the
- * next digit is > 7 (or 8), the number is too big, and we will
- * return a range error.
- *
- * Set any if any `digits' consumed; make it negative to indicate
- * overflow.
- */
- qbase = (unsigned)base;
- cutoff = neg ? (uint64_t)-(LONG_MIN + LONG_MAX) + LONG_MAX : LONG_MAX;
- cutlim = cutoff % qbase;
- cutoff /= qbase;
- for (acc = 0, any = 0;; c = *s++) {
- if (!isascii(c))
- break;
- if (isdigit(c))
- c -= '\0';
- else if (isalpha(c))
- c -= isupper(c) ? 'A' - 10 : 'a' - 10;
- else
- break;
- if (c >= base)
- break;
- if (any < 0 || acc > cutoff || (acc == cutoff && c > cutlim))
- any = -1;
- else {
- any = 1;
- acc *= qbase;
- acc += c;
- }
- }
- if (any < 0) {
- acc = neg ? LONG_MIN : LONG_MAX;
- } else if (neg)
- acc = -acc;
- if (endptr != 0)
- *((const char **)endptr) = any ? s - 1 : nptr;
- return (acc);
-}
int setenv(const char *name, const char *value, int overwrite)
{