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Test

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jl777 7 years ago
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a0e60a306e
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564a91c16b
1 changed files with 8 additions and 13 deletions
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  1. 21
      iguana/exchanges/LP_privkey.c

21
iguana/exchanges/LP_privkey.c
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@ -482,15 +482,14 @@ int32_t LP_jpg_process(int32_t *capacityp,char *inputfname,char *outputfname,uin
for (i=0; i<DCTSIZE2; i++) for (i=0; i<DCTSIZE2; i++)
{ {
val = row_ptrs[compnum][0][blocknum][i]; val = row_ptrs[compnum][0][blocknum][i];
//if ( val < -8 || val > 8 ) if ( val < -limit || val > limit )
if ( val == 0 || val == 1 )
{ {
if ( (*capacityp) < required ) if ( (*capacityp) < required )
{ {
if ( (val & 1) != 0 ) if ( (val & 1) != 0 )
SETBIT(decoded,(*capacityp)); SETBIT(decoded,(*capacityp));
//decoded[(*capacityp) >> 3] |= (1 << ((*capacityp)&7)); //decoded[(*capacityp) >> 3] |= (1 << ((*capacityp)&7));
printf("%c",(val&1)!=0?'1':'0'); //printf("%c",(val&1)!=0?'1':'0');
} }
(*capacityp)++; (*capacityp)++;
} }
@ -521,14 +520,11 @@ int32_t LP_jpg_process(int32_t *capacityp,char *inputfname,char *outputfname,uin
for (i=0; i<DCTSIZE2; i++) for (i=0; i<DCTSIZE2; i++)
{ {
val = coef_buffers[compnum][rownum][blocknum][i]; val = coef_buffers[compnum][rownum][blocknum][i];
//if ( val < -8 || val > 8 ) if ( val < -limit || val > limit )
if ( val == 0 || val == 1 )
{ {
val &= ~1; val &= ~1;
if ( (emit < required && GETBIT(data,emit) != 0) || (emit >= required && (rand() & 1) != 0) ) if ( (emit < required && GETBIT(data,emit) != 0) || (emit >= required && (rand() & 1) != 0) )
val |= 1; val |= 1;
if ( emit < required )
printf("%d",val-'0');
emit++; emit++;
} }
coef_buffers[compnum][rownum][blocknum][i] = val; coef_buffers[compnum][rownum][blocknum][i] = val;
@ -537,7 +533,6 @@ int32_t LP_jpg_process(int32_t *capacityp,char *inputfname,char *outputfname,uin
} }
} }
} }
printf(" emit.%d\n",emit);
// Output the new DCT coeffs to a JPEG file // Output the new DCT coeffs to a JPEG file
modified = 0; modified = 0;
for (compnum=0; compnum<num_components; compnum++) for (compnum=0; compnum<num_components; compnum++)
@ -575,7 +570,7 @@ int32_t LP_jpg_process(int32_t *capacityp,char *inputfname,char *outputfname,uin
char *LP_jpg(char *srcfile,char *destfile,int32_t power2,char *passphrase,char *datastr,int32_t required) char *LP_jpg(char *srcfile,char *destfile,int32_t power2,char *passphrase,char *datastr,int32_t required)
{ {
cJSON *retjson; int32_t i,len=0,modified,capacity; char *decodedstr; uint8_t *data=0,*decoded=0; cJSON *retjson; int32_t len=0,modified,capacity; char *decodedstr; uint8_t *data=0,*decoded=0;
if ( srcfile != 0 && srcfile[0] != 0 ) if ( srcfile != 0 && srcfile[0] != 0 )
{ {
retjson = cJSON_CreateObject(); retjson = cJSON_CreateObject();
@ -587,9 +582,9 @@ char *LP_jpg(char *srcfile,char *destfile,int32_t power2,char *passphrase,char *
data = calloc(1,len); data = calloc(1,len);
decode_hex(data,len,datastr); decode_hex(data,len,datastr);
required = len * 8; required = len * 8;
for (i=0; i<required; i++) //for (i=0; i<required; i++)
printf("%c",'0'+(GETBIT(data,i)!=0)); // printf("%c",'0'+(GETBIT(data,i)!=0));
printf(" datastr.%d %s\n",required,datastr); //printf(" datastr.%d %s\n",required,datastr);
} }
} }
if ( required > 0 ) if ( required > 0 )
@ -612,7 +607,7 @@ char *LP_jpg(char *srcfile,char *destfile,int32_t power2,char *passphrase,char *
{ {
printf("len.%d required.%d capacity.%d\n",len,required,capacity); printf("len.%d required.%d capacity.%d\n",len,required,capacity);
decodedstr = calloc(1,(len+required)*2+1); decodedstr = calloc(1,(len+required)*2+1);
init_hexbytes_noT(decodedstr,decoded,required/8+1); init_hexbytes_noT(decodedstr,decoded,required/8);
jaddstr(retjson,"decoded",decodedstr); jaddstr(retjson,"decoded",decodedstr);
free(decodedstr); free(decodedstr);
} }

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