diff options
Diffstat (limited to 'util.c')
| -rw-r--r-- | util.c | 81 |
1 files changed, 81 insertions, 0 deletions
@@ -20,9 +20,13 @@ #include <stdio.h> #include <string.h> +#include <ctype.h> #define LOG_TAG "RIL-UTIL" #include <utils/Log.h> +#include "util.h" + +#include "samsung-ril.h" /** * Converts a hexidecimal string to binary @@ -134,6 +138,9 @@ int ascii2gsm7(char *data, unsigned char **data_enc, int length) enc_length = ((length * 7) - (length * 7) % 8) / 8; enc_length += (length * 7) % 8 > 0 ? 1 : 0; + //FIXME: why does samsung does that? + enc_length++; + enc = malloc(enc_length); memset(enc, 0, enc_length); @@ -159,6 +166,10 @@ int ascii2gsm7(char *data, unsigned char **data_enc, int length) } *data_enc = enc; + + //FIXME: what is going on here? + enc[enc_length - 2] |= 0x30; + enc[enc_length - 1] = 0x02; return enc_length; } @@ -216,3 +227,73 @@ void hex_dump(void *data, int size) LOGD("[%4.4s] %-50.50s %s\n", addrstr, hexstr, charstr); } } + +/* writes the utf8 character encoded in v + * to the buffer utf8 at the specified offset + */ +int utf8_write(char *utf8, int offset, int v) +{ + + int result; + + if (v < 0x80) { + result = 1; + if (utf8) + utf8[offset] = (char)v; + } else if (v < 0x800) { + result = 2; + if (utf8) { + utf8[offset + 0] = (char)(0xc0 | (v >> 6)); + utf8[offset + 1] = (char)(0x80 | (v & 0x3f)); + } + } else if (v < 0x10000) { + result = 3; + if (utf8) { + utf8[offset + 0] = (char)(0xe0 | (v >> 12)); + utf8[offset + 1] = (char)(0x80 | ((v >> 6) & 0x3f)); + utf8[offset + 2] = (char)(0x80 | (v & 0x3f)); + } + } else { + result = 4; + if (utf8) { + utf8[offset + 0] = (char)(0xf0 | ((v >> 18) & 0x7)); + utf8[offset + 1] = (char)(0x80 | ((v >> 12) & 0x3f)); + utf8[offset + 2] = (char)(0x80 | ((v >> 6) & 0x3f)); + utf8[offset + 3] = (char)(0x80 | (v & 0x3f)); + } + } + return result; +} + +SmsCodingScheme sms_get_coding_scheme(int dataCoding) +{ + switch (dataCoding >> 4) { + case 0x00: + case 0x02: + case 0x03: + return SMS_CODING_SCHEME_GSM7; + case 0x01: + if (dataCoding == 0x10) + return SMS_CODING_SCHEME_GSM7; + if (dataCoding == 0x11) + return SMS_CODING_SCHEME_UCS2; + break; + case 0x04: + case 0x05: + case 0x06: + case 0x07: + if (dataCoding & 0x20) + return SMS_CODING_SCHEME_UNKNOWN; + if (((dataCoding >> 2) & 3) == 0) + return SMS_CODING_SCHEME_GSM7; + if (((dataCoding >> 2) & 3) == 2) + return SMS_CODING_SCHEME_UCS2; + break; + case 0xF: + if (!(dataCoding & 4)) + return SMS_CODING_SCHEME_GSM7; + break; + } + return SMS_CODING_SCHEME_UNKNOWN; +} + |