From 9cde1dd08282554001b9619191a9d170de913dc5 Mon Sep 17 00:00:00 2001 From: henryk Date: Mon, 10 Mar 2008 00:53:54 +0000 Subject: Add performance measurement code Measure miller decoder performance git-svn-id: https://svn.openpcd.org:2342/trunk@447 6dc7ffe9-61d6-0310-9af1-9938baff3ed1 --- openpicc/application/iso14443a_diffmiller.c | 19 +++++++++++++------ 1 file changed, 13 insertions(+), 6 deletions(-) (limited to 'openpicc/application/iso14443a_diffmiller.c') diff --git a/openpicc/application/iso14443a_diffmiller.c b/openpicc/application/iso14443a_diffmiller.c index 85f9518..020760f 100644 --- a/openpicc/application/iso14443a_diffmiller.c +++ b/openpicc/application/iso14443a_diffmiller.c @@ -31,6 +31,8 @@ #include "iso14443a_diffmiller.h" #include "usb_print.h" +#include "performance.h" + #define DEBUGP (void) #define printf usb_print_string @@ -125,7 +127,7 @@ const struct decoder_table_entry decoder_table[][5] = { [sym_z] = {NIENTE, {sym_z, NO_SYM}, {sym_x, NO_SYM}, {sym_y, NO_SYM}, {sym_y, NO_SYM}, }, }; -int print_bits = 1; +int print_bits = 0; inline void start_frame(struct diffmiller_state * const state) { @@ -134,10 +136,14 @@ inline void start_frame(struct diffmiller_state * const state) state->parity=0; state->crc=0x6363; + performance_set_checkpoint("start_frame before memset"); memset(&state->flags, 0, sizeof(state->flags)); state->flags.in_frame = 1; - memset(state->frame, 0, sizeof(*state->frame)); + //memset(state->frame, 0, sizeof(*state->frame)); + //memset(state->frame, 0, (u_int32_t)&(((iso14443_frame*)0)->data) ); + memset(state->frame, 0, 26 ); + performance_set_checkpoint("start_frame after memset"); } static inline void append_to_frame(struct diffmiller_state *const state, @@ -165,7 +171,7 @@ static inline void append_to_frame(struct diffmiller_state *const state, } -static void end_frame(struct diffmiller_state * const state) +static inline void end_frame(struct diffmiller_state * const state) { if(state->frame != NULL) { if(state->counter > 0) { @@ -181,7 +187,7 @@ static void end_frame(struct diffmiller_state * const state) } } -static void Miller_Bit(struct diffmiller_state * const state, const enum bit bit) +static inline void Miller_Bit(struct diffmiller_state * const state, const enum bit bit) { switch(bit) { case BIT_SOF: @@ -233,7 +239,7 @@ static void Miller_Bit(struct diffmiller_state * const state, const enum bit bit } } -static void Miller_Symbol(struct diffmiller_state * const state, const enum symbol symbol) +static inline void Miller_Symbol(struct diffmiller_state * const state, const enum symbol symbol) { static enum bit last_bit = BIT_ERROR; static int in_frame = 0; @@ -279,7 +285,7 @@ static void Miller_Symbol(struct diffmiller_state * const state, const enum symb } -static void Miller_Edge(struct diffmiller_state * const state, const unsigned int delta) +static inline void Miller_Edge(struct diffmiller_state * const state, const unsigned int delta) { static enum symbol old_state = NO_SYM; enum bit_length length = out_of_range; @@ -326,6 +332,7 @@ int iso14443a_decode_diffmiller(struct diffmiller_state * const state, iso14443_ if(state->flags.frame_finished) { state->flags.frame_finished = 0; + performance_set_checkpoint("frame finished"); return 0; } } -- cgit v1.2.3