diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/commands/copy.c | 39 |
1 files changed, 38 insertions, 1 deletions
diff --git a/src/backend/commands/copy.c b/src/backend/commands/copy.c index 35ae86814dc..30eeefded8e 100644 --- a/src/backend/commands/copy.c +++ b/src/backend/commands/copy.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/commands/copy.c,v 1.244 2005/05/07 02:22:46 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/commands/copy.c,v 1.245 2005/06/02 01:21:22 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -2274,6 +2274,18 @@ CopyReadLine(char * quote, char * escape) return result; } +/* + * Return decimal value for a hexadecimal digit + */ +static +int GetDecimalFromHex(char hex) +{ + if (isdigit(hex)) + return hex - '0'; + else + return tolower(hex) - 'a' + 10; +} + /*---------- * Read the value of a single attribute, performing de-escaping as needed. * @@ -2335,6 +2347,7 @@ CopyReadAttribute(const char *delim, const char *null_print, case '5': case '6': case '7': + /* handle \013 */ { int val; @@ -2360,6 +2373,30 @@ CopyReadAttribute(const char *delim, const char *null_print, c = val & 0377; } break; + case 'x': + /* Handle \x3F */ + if (line_buf.cursor < line_buf.len) + { + char hexchar = line_buf.data[line_buf.cursor]; + + if (isxdigit(hexchar)) + { + int val = GetDecimalFromHex(hexchar); + + line_buf.cursor++; + if (line_buf.cursor < line_buf.len) + { + hexchar = line_buf.data[line_buf.cursor]; + if (isxdigit(hexchar)) + { + line_buf.cursor++; + val = (val << 4) + GetDecimalFromHex(hexchar); + } + } + c = val & 0xff; + } + } + break; case 'b': c = '\b'; break; |