From: Jiri Olsa Date: Sat, 27 Oct 2012 21:18:30 +0000 (+0200) Subject: perf tools: Move hex2u64 into util object X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=b2aff5f615793fa4c1313d82635b83cd7de8d9fd;p=linux-beck.git perf tools: Move hex2u64 into util object Moving hex2u64 function into util object. Signed-off-by: Jiri Olsa Reviewed-by: Namhyung Kim Tested-by: Namhyung Kim Cc: Corey Ashford Cc: Frederic Weisbecker Cc: Ingo Molnar Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/1351372712-21104-4-git-send-email-jolsa@redhat.com Signed-off-by: Arnaldo Carvalho de Melo --- diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index e36e8c2755b6..08b825799a9e 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -2050,39 +2050,6 @@ int machines__create_kernel_maps(struct rb_root *machines, pid_t pid) return machine__create_kernel_maps(machine); } -static int hex(char ch) -{ - if ((ch >= '0') && (ch <= '9')) - return ch - '0'; - if ((ch >= 'a') && (ch <= 'f')) - return ch - 'a' + 10; - if ((ch >= 'A') && (ch <= 'F')) - return ch - 'A' + 10; - return -1; -} - -/* - * While we find nice hex chars, build a long_val. - * Return number of chars processed. - */ -int hex2u64(const char *ptr, u64 *long_val) -{ - const char *p = ptr; - *long_val = 0; - - while (*p) { - const int hex_val = hex(*p); - - if (hex_val < 0) - break; - - *long_val = (*long_val << 4) | hex_val; - p++; - } - - return p - ptr; -} - char *strxfrchar(char *s, char from, char to) { char *p = s; diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h index 6eb7d3b9c88e..bc34dc1fb741 100644 --- a/tools/perf/util/symbol.h +++ b/tools/perf/util/symbol.h @@ -40,7 +40,6 @@ static inline char *bfd_demangle(void __maybe_unused *v, #endif #endif -int hex2u64(const char *ptr, u64 *val); char *strxfrchar(char *s, char from, char to); /* diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c index 637b5cc54362..5906e8426cc7 100644 --- a/tools/perf/util/util.c +++ b/tools/perf/util/util.c @@ -166,6 +166,39 @@ size_t hex_width(u64 v) return n; } +static int hex(char ch) +{ + if ((ch >= '0') && (ch <= '9')) + return ch - '0'; + if ((ch >= 'a') && (ch <= 'f')) + return ch - 'a' + 10; + if ((ch >= 'A') && (ch <= 'F')) + return ch - 'A' + 10; + return -1; +} + +/* + * While we find nice hex chars, build a long_val. + * Return number of chars processed. + */ +int hex2u64(const char *ptr, u64 *long_val) +{ + const char *p = ptr; + *long_val = 0; + + while (*p) { + const int hex_val = hex(*p); + + if (hex_val < 0) + break; + + *long_val = (*long_val << 4) | hex_val; + p++; + } + + return p - ptr; +} + /* Obtain a backtrace and print it to stdout. */ #ifdef BACKTRACE_SUPPORT void dump_stack(void) diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h index 0d85209db8f1..d6c22c51911b 100644 --- a/tools/perf/util/util.h +++ b/tools/perf/util/util.h @@ -262,6 +262,7 @@ bool is_power_of_2(unsigned long n) } size_t hex_width(u64 v); +int hex2u64(const char *ptr, u64 *val); char *rtrim(char *s);