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authorDamjan Marion <damarion@cisco.com>2023-08-06 20:39:38 +0200
committerFlorin Coras <florin.coras@gmail.com>2023-08-07 17:33:09 +0000
commit8d0c0c68215a2972053ba7fd8fa0f82aa14f8624 (patch)
tree035f14012dfd939890cf360898be6d4e71021504 /src/vppinfra/cpu.c
parent696db20e332fcbecaaef9c5505cc2e132bfaa9e2 (diff)
vppinfra: add unformat_init_path
More conveninet way to unformat file by providing filesystem path. Takes format string for easier constuction of path... Type: improvement Change-Id: I433204fa20dc98e2b11c53914883d047a7fc62c6 Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/vppinfra/cpu.c')
-rw-r--r--src/vppinfra/cpu.c36
1 files changed, 17 insertions, 19 deletions
diff --git a/src/vppinfra/cpu.c b/src/vppinfra/cpu.c
index 735a1830a48..b66dd4968ad 100644
--- a/src/vppinfra/cpu.c
+++ b/src/vppinfra/cpu.c
@@ -129,30 +129,28 @@ format(s, "[0x%x] %s ([0x%02x] %s) stepping 0x%x", f, a, m, c, stepping);
return format (s, "unknown (family 0x%02x model 0x%02x)", family, model);
#elif __aarch64__
- int fd;
unformat_input_t input;
u32 implementer, primary_part_number, variant, revision;
- fd = open ("/proc/cpuinfo", 0);
- if (fd < 0)
- return format (s, "unknown");
-
- unformat_init_clib_file (&input, fd);
- while (unformat_check_input (&input) != UNFORMAT_END_OF_INPUT)
+ if (unformat_init_file (&input, "/proc/cpuinfo"))
{
- if (unformat (&input, "CPU implementer%_: 0x%x", &implementer))
- ;
- else if (unformat (&input, "CPU part%_: 0x%x", &primary_part_number))
- ;
- else if (unformat (&input, "CPU variant%_: 0x%x", &variant))
- ;
- else if (unformat (&input, "CPU revision%_: %u", &revision))
- ;
- else
- unformat_skip_line (&input);
+ while (unformat_check_input (&input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (&input, "CPU implementer%_: 0x%x", &implementer))
+ ;
+ else if (unformat (&input, "CPU part%_: 0x%x", &primary_part_number))
+ ;
+ else if (unformat (&input, "CPU variant%_: 0x%x", &variant))
+ ;
+ else if (unformat (&input, "CPU revision%_: %u", &revision))
+ ;
+ else
+ unformat_skip_line (&input);
+ }
+ unformat_free (&input);
}
- unformat_free (&input);
- close (fd);
+ else
+ return format (s, "unknown");
#define _(i,p,a,c,_format) if ((implementer == i) && (primary_part_number == p)){ \
if (_format)\