maride/guacamole-spice-protocol
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Ticket #255: Replaced tabs with spaces.

Browse Source
This commit is contained in:
James Muehlner 2013-03-09 15:39:15 -08:00
parent 5a1266abbc
commit 0494fba58f
1 changed files with 41 additions and 41 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

82
protocols/vnc/src/convert.c
View File

@ -41,78 +41,78 @@
#include <errno.h> #include <errno.h>
char* convert(const char* from_charset, const char* to_charset, char* input) { char* convert(const char* from_charset, const char* to_charset, char* input) {
size_t input_remaining; size_t input_remaining;
size_t output_remaining; size_t output_remaining;
size_t bytes_converted = 0; size_t bytes_converted = 0;
char* output; char* output;
char* output_buffer; char* output_buffer;
char* new_buffer; char* new_buffer;
char* input_buffer; char* input_buffer;
size_t output_length; size_t output_length;
iconv_t cd; iconv_t cd;
cd = iconv_open(to_charset, from_charset); cd = iconv_open(to_charset, from_charset);
if(cd == (iconv_t) -1) if(cd == (iconv_t) -1)
/* Cannot convert due to invalid character set */ /* Cannot convert due to invalid character set */
return NULL; return NULL;
input_remaining = strlen(input); input_remaining = strlen(input);
input_buffer = input; input_buffer = input;
/* Start the output buffer the same size as the input buffer */ /* Start the output buffer the same size as the input buffer */
output_length = input_remaining; output_length = input_remaining;
/* Leave some space at the end for NULL terminator */ /* Leave some space at the end for NULL terminator */
if (!(output = (char*) malloc(output_length + 4))) { if (!(output = (char*) malloc(output_length + 4))) {
/* Cannot convert due to memory allocation error */ /* Cannot convert due to memory allocation error */
iconv_close(cd); iconv_close(cd);
return NULL; return NULL;
} }
do { do {
output_buffer = output + bytes_converted; output_buffer = output + bytes_converted;
output_remaining = output_length - bytes_converted; output_remaining = output_length - bytes_converted;
bytes_converted = iconv(cd, &input_buffer, bytes_converted = iconv(cd, &input_buffer,
&input_remaining, &output_buffer, &output_remaining); &input_remaining, &output_buffer, &output_remaining);
if(bytes_converted == -1) { if(bytes_converted == -1) {
if(errno == E2BIG) { if(errno == E2BIG) {
/* The output buffer is too small, so allocate more space */ /* The output buffer is too small, so allocate more space */
bytes_converted = output_buffer - output; bytes_converted = output_buffer - output;
output_length += input_remaining * 2 + 8; output_length += input_remaining * 2 + 8;
if (!(new_buffer = (char*) realloc(output, output_length + 4))) { if (!(new_buffer = (char*) realloc(output, output_length + 4))) {
/* Cannot convert due to memory allocation error */ /* Cannot convert due to memory allocation error */
iconv_close(cd); iconv_close(cd);
free(output); free(output);
return NULL; return NULL;
} }
output = new_buffer; output = new_buffer;
output_buffer = output + bytes_converted; output_buffer = output + bytes_converted;
} }
else if (errno == EILSEQ) { else if (errno == EILSEQ) {
/* Cannot convert because an invalid sequence was discovered */ /* Cannot convert because an invalid sequence was discovered */
iconv_close(cd); iconv_close(cd);
free(output); free(output);
return NULL; return NULL;
} }
else if (errno == EINVAL) { else if (errno == EINVAL) {
/* Incomplete sequence detected, can be ignored */ /* Incomplete sequence detected, can be ignored */
break; break;
} }
} }
} while (input_remaining); } while (input_remaining);
/* Flush the iconv conversion */ /* Flush the iconv conversion */
iconv(cd, NULL, NULL, &output_buffer, &output_remaining); iconv(cd, NULL, NULL, &output_buffer, &output_remaining);
iconv_close(cd); iconv_close(cd);
/* Add the NULL terminator */ /* Add the NULL terminator */
memset(output_buffer, 0, 4); memset(output_buffer, 0, 4);
return output; return output;
} }