From 466dea14e677555dd24465aca75d00a3537ad062 Mon Sep 17 00:00:00 2001 From: Markus Armbruster Date: Tue, 21 Feb 2017 21:14:00 +0100 Subject: [PATCH] util/cutils: New qemu_strtosz() Most callers of qemu_strtosz_suffix() pass QEMU_STRTOSZ_DEFSUFFIX_B. Capture the pattern in new qemu_strtosz(). Inline qemu_strtosz_suffix() into its only remaining caller. Signed-off-by: Markus Armbruster Reviewed-by: Eric Blake Message-Id: <1487708048-2131-17-git-send-email-armbru@redhat.com> --- include/qemu/cutils.h | 17 +---------------- qapi/opts-visitor.c | 3 +-- qemu-img.c | 18 ++++++++---------- qemu-io-cmds.c | 2 +- tests/test-cutils.c | 16 ++++++++-------- util/cutils.c | 15 +++++++++++---- 6 files changed, 30 insertions(+), 41 deletions(-) diff --git a/include/qemu/cutils.h b/include/qemu/cutils.h index a08b1b03af..3fdbb6b4c1 100644 --- a/include/qemu/cutils.h +++ b/include/qemu/cutils.h @@ -139,22 +139,7 @@ int parse_uint(const char *s, unsigned long long *value, char **endptr, int base); int parse_uint_full(const char *s, unsigned long long *value, int base); -/* - * qemu_strtosz() suffixes used to specify the default treatment of an - * argument passed to qemu_strtosz() without an explicit suffix. - * These should be defined using upper case characters in the range - * A-Z, as qemu_strtosz() will use qemu_toupper() on the given argument - * prior to comparison. - */ -#define QEMU_STRTOSZ_DEFSUFFIX_EB 'E' -#define QEMU_STRTOSZ_DEFSUFFIX_PB 'P' -#define QEMU_STRTOSZ_DEFSUFFIX_TB 'T' -#define QEMU_STRTOSZ_DEFSUFFIX_GB 'G' -#define QEMU_STRTOSZ_DEFSUFFIX_MB 'M' -#define QEMU_STRTOSZ_DEFSUFFIX_KB 'K' -#define QEMU_STRTOSZ_DEFSUFFIX_B 'B' -int64_t qemu_strtosz_suffix(const char *nptr, char **end, - const char default_suffix); +int64_t qemu_strtosz(const char *nptr, char **end); int64_t qemu_strtosz_MiB(const char *nptr, char **end); int64_t qemu_strtosz_metric(const char *nptr, char **end); diff --git a/qapi/opts-visitor.c b/qapi/opts-visitor.c index 1048bbc84e..360d33773f 100644 --- a/qapi/opts-visitor.c +++ b/qapi/opts-visitor.c @@ -489,8 +489,7 @@ opts_type_size(Visitor *v, const char *name, uint64_t *obj, Error **errp) return; } - val = qemu_strtosz_suffix(opt->str ? opt->str : "", &endptr, - QEMU_STRTOSZ_DEFSUFFIX_B); + val = qemu_strtosz(opt->str ? opt->str : "", &endptr); if (val < 0 || *endptr) { error_setg(errp, QERR_INVALID_PARAMETER_VALUE, opt->name, "a size value representible as a non-negative int64"); diff --git a/qemu-img.c b/qemu-img.c index cff22e3005..f1c641c0a1 100644 --- a/qemu-img.c +++ b/qemu-img.c @@ -462,8 +462,7 @@ static int img_create(int argc, char **argv) if (optind < argc) { int64_t sval; char *end; - sval = qemu_strtosz_suffix(argv[optind++], &end, - QEMU_STRTOSZ_DEFSUFFIX_B); + sval = qemu_strtosz(argv[optind++], &end); if (sval < 0 || *end) { if (sval == -ERANGE) { error_report("Image size must be less than 8 EiB!"); @@ -1865,7 +1864,7 @@ static int img_convert(int argc, char **argv) { int64_t sval; char *end; - sval = qemu_strtosz_suffix(optarg, &end, QEMU_STRTOSZ_DEFSUFFIX_B); + sval = qemu_strtosz(optarg, &end); if (sval < 0 || *end) { error_report("Invalid minimum zero buffer size for sparse output specified"); ret = -1; @@ -3653,8 +3652,7 @@ static int img_bench(int argc, char **argv) { char *end; errno = 0; - offset = qemu_strtosz_suffix(optarg, &end, - QEMU_STRTOSZ_DEFSUFFIX_B); + offset = qemu_strtosz(optarg, &end); if (offset < 0|| *end) { error_report("Invalid offset specified"); return 1; @@ -3670,7 +3668,7 @@ static int img_bench(int argc, char **argv) int64_t sval; char *end; - sval = qemu_strtosz_suffix(optarg, &end, QEMU_STRTOSZ_DEFSUFFIX_B); + sval = qemu_strtosz(optarg, &end); if (sval < 0 || sval > INT_MAX || *end) { error_report("Invalid buffer size specified"); return 1; @@ -3684,7 +3682,7 @@ static int img_bench(int argc, char **argv) int64_t sval; char *end; - sval = qemu_strtosz_suffix(optarg, &end, QEMU_STRTOSZ_DEFSUFFIX_B); + sval = qemu_strtosz(optarg, &end); if (sval < 0 || sval > INT_MAX || *end) { error_report("Invalid step size specified"); return 1; @@ -3847,7 +3845,7 @@ static int img_dd_bs(const char *arg, char *end; int64_t res; - res = qemu_strtosz_suffix(arg, &end, QEMU_STRTOSZ_DEFSUFFIX_B); + res = qemu_strtosz(arg, &end); if (res <= 0 || res > INT_MAX || *end) { error_report("invalid number: '%s'", arg); @@ -3864,7 +3862,7 @@ static int img_dd_count(const char *arg, { char *end; - dd->count = qemu_strtosz_suffix(arg, &end, QEMU_STRTOSZ_DEFSUFFIX_B); + dd->count = qemu_strtosz(arg, &end); if (dd->count < 0 || *end) { error_report("invalid number: '%s'", arg); @@ -3898,7 +3896,7 @@ static int img_dd_skip(const char *arg, { char *end; - in->offset = qemu_strtosz_suffix(arg, &end, QEMU_STRTOSZ_DEFSUFFIX_B); + in->offset = qemu_strtosz(arg, &end); if (in->offset < 0 || *end) { error_report("invalid number: '%s'", arg); diff --git a/qemu-io-cmds.c b/qemu-io-cmds.c index e415b03cd0..0166cfaa8d 100644 --- a/qemu-io-cmds.c +++ b/qemu-io-cmds.c @@ -140,7 +140,7 @@ static int64_t cvtnum(const char *s) char *end; int64_t ret; - ret = qemu_strtosz_suffix(s, &end, QEMU_STRTOSZ_DEFSUFFIX_B); + ret = qemu_strtosz(s, &end); if (*end != '\0') { /* Detritus at the end of the string */ return -EINVAL; diff --git a/tests/test-cutils.c b/tests/test-cutils.c index 9bbfb8f8e2..9eae06761f 100644 --- a/tests/test-cutils.c +++ b/tests/test-cutils.c @@ -1391,27 +1391,27 @@ static void test_qemu_strtosz_simple(void) /* Note: precision is 53 bits since we're parsing with strtod() */ str = "9007199254740991"; /* 2^53-1 */ - res = qemu_strtosz_suffix(str, &endptr, QEMU_STRTOSZ_DEFSUFFIX_B); + res = qemu_strtosz(str, &endptr); g_assert_cmpint(res, ==, 0x1fffffffffffff); g_assert(endptr == str + 16); str = "9007199254740992"; /* 2^53 */ - res = qemu_strtosz_suffix(str, &endptr, QEMU_STRTOSZ_DEFSUFFIX_B); + res = qemu_strtosz(str, &endptr); g_assert_cmpint(res, ==, 0x20000000000000); g_assert(endptr == str + 16); str = "9007199254740993"; /* 2^53+1 */ - res = qemu_strtosz_suffix(str, &endptr, QEMU_STRTOSZ_DEFSUFFIX_B); + res = qemu_strtosz(str, &endptr); g_assert_cmpint(res, ==, 0x20000000000000); /* rounded to 53 bits */ g_assert(endptr == str + 16); str = "9223372036854774784"; /* 0x7ffffffffffffc00 (53 msbs set) */ - res = qemu_strtosz_suffix(str, &endptr, QEMU_STRTOSZ_DEFSUFFIX_B); + res = qemu_strtosz(str, &endptr); g_assert_cmpint(res, ==, 0x7ffffffffffffc00); g_assert(endptr == str + 19); str = "9223372036854775295"; /* 0x7ffffffffffffdff */ - res = qemu_strtosz_suffix(str, &endptr, QEMU_STRTOSZ_DEFSUFFIX_B); + res = qemu_strtosz(str, &endptr); g_assert_cmpint(res, ==, 0x7ffffffffffffc00); /* rounded to 53 bits */ g_assert(endptr == str + 19); @@ -1528,17 +1528,17 @@ static void test_qemu_strtosz_erange(void) g_assert(endptr == str + 2); str = "9223372036854775296"; /* 0x7ffffffffffffe00 */ - res = qemu_strtosz_suffix(str, &endptr, QEMU_STRTOSZ_DEFSUFFIX_B); + res = qemu_strtosz(str, &endptr); g_assert_cmpint(res, ==, -ERANGE); g_assert(endptr == str + 19); str = "9223372036854775807"; /* 2^63-1 */ - res = qemu_strtosz_suffix(str, &endptr, QEMU_STRTOSZ_DEFSUFFIX_B); + res = qemu_strtosz(str, &endptr); g_assert_cmpint(res, ==, -ERANGE); g_assert(endptr == str + 19); str = "9223372036854775808"; /* 2^63 */ - res = qemu_strtosz_suffix(str, &endptr, QEMU_STRTOSZ_DEFSUFFIX_B); + res = qemu_strtosz(str, &endptr); g_assert_cmpint(res, ==, -ERANGE); g_assert(endptr == str + 19); diff --git a/util/cutils.c b/util/cutils.c index 9693adde14..97ec130606 100644 --- a/util/cutils.c +++ b/util/cutils.c @@ -178,6 +178,14 @@ int fcntl_setfl(int fd, int flag) } #endif +#define QEMU_STRTOSZ_DEFSUFFIX_EB 'E' +#define QEMU_STRTOSZ_DEFSUFFIX_PB 'P' +#define QEMU_STRTOSZ_DEFSUFFIX_TB 'T' +#define QEMU_STRTOSZ_DEFSUFFIX_GB 'G' +#define QEMU_STRTOSZ_DEFSUFFIX_MB 'M' +#define QEMU_STRTOSZ_DEFSUFFIX_KB 'K' +#define QEMU_STRTOSZ_DEFSUFFIX_B 'B' + static int64_t suffix_mul(char suffix, int64_t unit) { switch (qemu_toupper(suffix)) { @@ -248,15 +256,14 @@ fail: return retval; } -int64_t qemu_strtosz_suffix(const char *nptr, char **end, - const char default_suffix) +int64_t qemu_strtosz(const char *nptr, char **end) { - return do_strtosz(nptr, end, default_suffix, 1024); + return do_strtosz(nptr, end, QEMU_STRTOSZ_DEFSUFFIX_B, 1024); } int64_t qemu_strtosz_MiB(const char *nptr, char **end) { - return qemu_strtosz_suffix(nptr, end, QEMU_STRTOSZ_DEFSUFFIX_MB); + return do_strtosz(nptr, end, QEMU_STRTOSZ_DEFSUFFIX_MB, 1024); } int64_t qemu_strtosz_metric(const char *nptr, char **end)