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Ticket #255: Replaced tabs with spaces.

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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
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82
protocols/vnc/src/convert.c
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@ -41,78 +41,78 @@
#include <errno.h>
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 bytes_converted = 0;
char* output;
char* output;
char* output_buffer;
char* new_buffer;
char* input_buffer;
size_t output_length;
iconv_t cd;
char* input_buffer;
size_t output_length;
iconv_t cd;
cd = iconv_open(to_charset, from_charset);
cd = iconv_open(to_charset, from_charset);
if(cd == (iconv_t) -1)
/* Cannot convert due to invalid character set */
return NULL;
input_remaining = strlen(input);
input_buffer = input;
input_remaining = strlen(input);
input_buffer = input;
/* Start the output buffer the same size as the input buffer */
output_length = input_remaining;
/* Start the output buffer the same size as the input buffer */
output_length = input_remaining;
/* Leave some space at the end for NULL terminator */
if (!(output = (char*) malloc(output_length + 4))) {
/* Leave some space at the end for NULL terminator */
if (!(output = (char*) malloc(output_length + 4))) {
/* Cannot convert due to memory allocation error */
iconv_close(cd);
return NULL;
}
iconv_close(cd);
return NULL;
}
do {
output_buffer = output + bytes_converted;
output_remaining = output_length - bytes_converted;
do {
output_buffer = output + 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);
if(bytes_converted == -1) {
if(errno == E2BIG) {
/* The output buffer is too small, so allocate more space */
bytes_converted = output_buffer - output;
output_length += input_remaining * 2 + 8;
/* The output buffer is too small, so allocate more space */
bytes_converted = output_buffer - output;
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 */
iconv_close(cd);
free(output);
return NULL;
}
iconv_close(cd);
free(output);
return NULL;
}
output = new_buffer;
output_buffer = output + bytes_converted;
output = new_buffer;
output_buffer = output + bytes_converted;
}
else if (errno == EILSEQ) {
/* Cannot convert because an invalid sequence was discovered */
iconv_close(cd);
free(output);
return NULL;
}
/* Cannot convert because an invalid sequence was discovered */
iconv_close(cd);
free(output);
return NULL;
}
else if (errno == EINVAL) {
/* Incomplete sequence detected, can be ignored */
break;
}
}
} while (input_remaining);
} while (input_remaining);
/* Flush the iconv conversion */
iconv(cd, NULL, NULL, &output_buffer, &output_remaining);
iconv_close(cd);
/* Flush the iconv conversion */
iconv(cd, NULL, NULL, &output_buffer, &output_remaining);
iconv_close(cd);
/* Add the NULL terminator */
memset(output_buffer, 0, 4);
/* Add the NULL terminator */
memset(output_buffer, 0, 4);
return output;
return output;
}